1 /* Test of POSIX compatible vasprintf() and asprintf() functions.
2 Copyright (C) 2007 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18 /* Written by Bruno Haible <bruno@clisp.org>, 2007. */
33 #define SIZEOF(array) (sizeof (array) / sizeof (array[0]))
34 #define ASSERT(expr) \
39 fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
45 /* The Compaq (ex-DEC) C 6.4 compiler chokes on the expression 0.0 / 0.0. */
50 static double zero = 0.0;
54 # define NaN() (0.0 / 0.0)
57 /* The SGI MIPS floating-point format does not distinguish 0.0 and -0.0. */
61 static double plus_zero = 0.0;
62 static double minus_zero = -0.0;
63 return memcmp (&plus_zero, &minus_zero, sizeof (double)) != 0;
67 strmatch (const char *pattern, const char *string)
69 if (strlen (pattern) != strlen (string))
71 for (; *pattern != '\0'; pattern++, string++)
72 if (*pattern != '*' && *string != *pattern)
77 /* Test whether string[start_index..end_index-1] is a valid textual
78 representation of NaN. */
80 strisnan (const char *string, size_t start_index, size_t end_index, int uppercase)
82 if (start_index < end_index)
84 if (string[start_index] == '-')
86 if (start_index + 3 <= end_index
87 && memcmp (string + start_index, uppercase ? "NAN" : "nan", 3) == 0)
90 if (start_index == end_index
91 || (string[start_index] == '(' && string[end_index - 1] == ')'))
99 test_function (int (*my_asprintf) (char **, const char *, ...))
103 /* Test return value convention. */
105 for (repeat = 0; repeat <= 8; repeat++)
108 int retval = asprintf (&result, "%d", 12345);
109 ASSERT (retval == 5);
110 ASSERT (result != NULL);
111 ASSERT (strcmp (result, "12345") == 0);
115 /* Test support of size specifiers as in C99. */
120 my_asprintf (&result, "%ju %d", (uintmax_t) 12345671, 33, 44, 55);
121 ASSERT (result != NULL);
122 ASSERT (strcmp (result, "12345671 33") == 0);
123 ASSERT (retval == strlen (result));
130 my_asprintf (&result, "%zu %d", (size_t) 12345672, 33, 44, 55);
131 ASSERT (result != NULL);
132 ASSERT (strcmp (result, "12345672 33") == 0);
133 ASSERT (retval == strlen (result));
140 my_asprintf (&result, "%tu %d", (ptrdiff_t) 12345673, 33, 44, 55);
141 ASSERT (result != NULL);
142 ASSERT (strcmp (result, "12345673 33") == 0);
143 ASSERT (retval == strlen (result));
150 my_asprintf (&result, "%Lg %d", (long double) 1.5, 33, 44, 55);
151 ASSERT (result != NULL);
152 ASSERT (strcmp (result, "1.5 33") == 0);
153 ASSERT (retval == strlen (result));
157 /* Test the support of the 'a' and 'A' conversion specifier for hexadecimal
158 output of floating-point numbers. */
160 { /* A positive number. */
163 my_asprintf (&result, "%a %d", 3.1416015625, 33, 44, 55);
164 ASSERT (result != NULL);
165 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
166 || strcmp (result, "0x3.244p+0 33") == 0
167 || strcmp (result, "0x6.488p-1 33") == 0
168 || strcmp (result, "0xc.91p-2 33") == 0);
169 ASSERT (retval == strlen (result));
173 { /* A negative number. */
176 my_asprintf (&result, "%A %d", -3.1416015625, 33, 44, 55);
177 ASSERT (result != NULL);
178 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
179 || strcmp (result, "-0X3.244P+0 33") == 0
180 || strcmp (result, "-0X6.488P-1 33") == 0
181 || strcmp (result, "-0XC.91P-2 33") == 0);
182 ASSERT (retval == strlen (result));
186 { /* Positive zero. */
189 my_asprintf (&result, "%a %d", 0.0, 33, 44, 55);
190 ASSERT (result != NULL);
191 ASSERT (strcmp (result, "0x0p+0 33") == 0);
192 ASSERT (retval == strlen (result));
196 { /* Negative zero. */
199 my_asprintf (&result, "%a %d", -0.0, 33, 44, 55);
200 ASSERT (result != NULL);
201 if (have_minus_zero ())
202 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
203 ASSERT (retval == strlen (result));
207 { /* Positive infinity. */
210 my_asprintf (&result, "%a %d", 1.0 / 0.0, 33, 44, 55);
211 ASSERT (result != NULL);
212 ASSERT (strcmp (result, "inf 33") == 0);
213 ASSERT (retval == strlen (result));
217 { /* Negative infinity. */
220 my_asprintf (&result, "%a %d", -1.0 / 0.0, 33, 44, 55);
221 ASSERT (result != NULL);
222 ASSERT (strcmp (result, "-inf 33") == 0);
223 ASSERT (retval == strlen (result));
230 my_asprintf (&result, "%a %d", NaN (), 33, 44, 55);
231 ASSERT (result != NULL);
232 ASSERT (strlen (result) >= 3 + 3
233 && strisnan (result, 0, strlen (result) - 3, 0)
234 && strcmp (result + strlen (result) - 3, " 33") == 0);
235 ASSERT (retval == strlen (result));
239 { /* Rounding near the decimal point. */
242 my_asprintf (&result, "%.0a %d", 1.5, 33, 44, 55);
243 ASSERT (result != NULL);
244 ASSERT (strcmp (result, "0x2p+0 33") == 0
245 || strcmp (result, "0x3p-1 33") == 0
246 || strcmp (result, "0x6p-2 33") == 0
247 || strcmp (result, "0xcp-3 33") == 0);
248 ASSERT (retval == strlen (result));
252 { /* Rounding with precision 0. */
255 my_asprintf (&result, "%.0a %d", 1.51, 33, 44, 55);
256 ASSERT (result != NULL);
257 ASSERT (strcmp (result, "0x2p+0 33") == 0
258 || strcmp (result, "0x3p-1 33") == 0
259 || strcmp (result, "0x6p-2 33") == 0
260 || strcmp (result, "0xcp-3 33") == 0);
261 ASSERT (retval == strlen (result));
265 { /* Rounding with precision 1. */
268 my_asprintf (&result, "%.1a %d", 1.51, 33, 44, 55);
269 ASSERT (result != NULL);
270 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
271 || strcmp (result, "0x3.0p-1 33") == 0
272 || strcmp (result, "0x6.1p-2 33") == 0
273 || strcmp (result, "0xc.1p-3 33") == 0);
274 ASSERT (retval == strlen (result));
278 { /* Rounding with precision 2. */
281 my_asprintf (&result, "%.2a %d", 1.51, 33, 44, 55);
282 ASSERT (result != NULL);
283 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
284 || strcmp (result, "0x3.05p-1 33") == 0
285 || strcmp (result, "0x6.0ap-2 33") == 0
286 || strcmp (result, "0xc.14p-3 33") == 0);
287 ASSERT (retval == strlen (result));
291 { /* Rounding with precision 3. */
294 my_asprintf (&result, "%.3a %d", 1.51, 33, 44, 55);
295 ASSERT (result != NULL);
296 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
297 || strcmp (result, "0x3.052p-1 33") == 0
298 || strcmp (result, "0x6.0a4p-2 33") == 0
299 || strcmp (result, "0xc.148p-3 33") == 0);
300 ASSERT (retval == strlen (result));
304 { /* Rounding can turn a ...FFF into a ...000. */
307 my_asprintf (&result, "%.3a %d", 1.49999, 33, 44, 55);
308 ASSERT (result != NULL);
309 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
310 || strcmp (result, "0x3.000p-1 33") == 0
311 || strcmp (result, "0x6.000p-2 33") == 0
312 || strcmp (result, "0xc.000p-3 33") == 0);
313 ASSERT (retval == strlen (result));
317 { /* Rounding can turn a ...FFF into a ...000.
318 This shows a MacOS X 10.3.9 (Darwin 7.9) bug. */
321 my_asprintf (&result, "%.1a %d", 1.999, 33, 44, 55);
322 ASSERT (result != NULL);
323 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
324 || strcmp (result, "0x2.0p+0 33") == 0
325 || strcmp (result, "0x4.0p-1 33") == 0
326 || strcmp (result, "0x8.0p-2 33") == 0);
327 ASSERT (retval == strlen (result));
334 my_asprintf (&result, "%10a %d", 1.75, 33, 44, 55);
335 ASSERT (result != NULL);
336 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
337 || strcmp (result, " 0x3.8p-1 33") == 0
338 || strcmp (result, " 0x7p-2 33") == 0
339 || strcmp (result, " 0xep-3 33") == 0);
340 ASSERT (retval == strlen (result));
344 { /* Small precision. */
347 my_asprintf (&result, "%.10a %d", 1.75, 33, 44, 55);
348 ASSERT (result != NULL);
349 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
350 || strcmp (result, "0x3.8000000000p-1 33") == 0
351 || strcmp (result, "0x7.0000000000p-2 33") == 0
352 || strcmp (result, "0xe.0000000000p-3 33") == 0);
353 ASSERT (retval == strlen (result));
357 { /* Large precision. */
360 my_asprintf (&result, "%.50a %d", 1.75, 33, 44, 55);
361 ASSERT (result != NULL);
362 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
363 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
364 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
365 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
366 ASSERT (retval == strlen (result));
373 my_asprintf (&result, "%-10a %d", 1.75, 33, 44, 55);
374 ASSERT (result != NULL);
375 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
376 || strcmp (result, "0x3.8p-1 33") == 0
377 || strcmp (result, "0x7p-2 33") == 0
378 || strcmp (result, "0xep-3 33") == 0);
379 ASSERT (retval == strlen (result));
383 { /* FLAG_SHOWSIGN. */
386 my_asprintf (&result, "%+a %d", 1.75, 33, 44, 55);
387 ASSERT (result != NULL);
388 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
389 || strcmp (result, "+0x3.8p-1 33") == 0
390 || strcmp (result, "+0x7p-2 33") == 0
391 || strcmp (result, "+0xep-3 33") == 0);
392 ASSERT (retval == strlen (result));
399 my_asprintf (&result, "% a %d", 1.75, 33, 44, 55);
400 ASSERT (result != NULL);
401 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
402 || strcmp (result, " 0x3.8p-1 33") == 0
403 || strcmp (result, " 0x7p-2 33") == 0
404 || strcmp (result, " 0xep-3 33") == 0);
405 ASSERT (retval == strlen (result));
412 my_asprintf (&result, "%#a %d", 1.75, 33, 44, 55);
413 ASSERT (result != NULL);
414 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
415 || strcmp (result, "0x3.8p-1 33") == 0
416 || strcmp (result, "0x7.p-2 33") == 0
417 || strcmp (result, "0xe.p-3 33") == 0);
418 ASSERT (retval == strlen (result));
425 my_asprintf (&result, "%#a %d", 1.0, 33, 44, 55);
426 ASSERT (result != NULL);
427 ASSERT (strcmp (result, "0x1.p+0 33") == 0
428 || strcmp (result, "0x2.p-1 33") == 0
429 || strcmp (result, "0x4.p-2 33") == 0
430 || strcmp (result, "0x8.p-3 33") == 0);
431 ASSERT (retval == strlen (result));
435 { /* FLAG_ZERO with finite number. */
438 my_asprintf (&result, "%010a %d", 1.75, 33, 44, 55);
439 ASSERT (result != NULL);
440 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
441 || strcmp (result, "0x003.8p-1 33") == 0
442 || strcmp (result, "0x00007p-2 33") == 0
443 || strcmp (result, "0x0000ep-3 33") == 0);
444 ASSERT (retval == strlen (result));
448 { /* FLAG_ZERO with infinite number. */
451 my_asprintf (&result, "%010a %d", 1.0 / 0.0, 33, 44, 55);
452 ASSERT (result != NULL);
453 /* "0000000inf 33" is not a valid result; see
454 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
455 ASSERT (strcmp (result, " inf 33") == 0);
456 ASSERT (retval == strlen (result));
460 { /* FLAG_ZERO with NaN. */
463 my_asprintf (&result, "%050a %d", NaN (), 33, 44, 55);
464 ASSERT (result != NULL);
465 /* "0000000nan 33" is not a valid result; see
466 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
467 ASSERT (strlen (result) == 50 + 3
468 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
469 && strcmp (result + strlen (result) - 3, " 33") == 0);
470 ASSERT (retval == strlen (result));
474 { /* A positive number. */
477 my_asprintf (&result, "%La %d", 3.1416015625L, 33, 44, 55);
478 ASSERT (result != NULL);
479 ASSERT (strcmp (result, "0x1.922p+1 33") == 0
480 || strcmp (result, "0x3.244p+0 33") == 0
481 || strcmp (result, "0x6.488p-1 33") == 0
482 || strcmp (result, "0xc.91p-2 33") == 0);
483 ASSERT (retval == strlen (result));
487 { /* A negative number. */
490 my_asprintf (&result, "%LA %d", -3.1416015625L, 33, 44, 55);
491 ASSERT (result != NULL);
492 ASSERT (strcmp (result, "-0X1.922P+1 33") == 0
493 || strcmp (result, "-0X3.244P+0 33") == 0
494 || strcmp (result, "-0X6.488P-1 33") == 0
495 || strcmp (result, "-0XC.91P-2 33") == 0);
496 ASSERT (retval == strlen (result));
500 { /* Positive zero. */
503 my_asprintf (&result, "%La %d", 0.0L, 33, 44, 55);
504 ASSERT (result != NULL);
505 ASSERT (strcmp (result, "0x0p+0 33") == 0);
506 ASSERT (retval == strlen (result));
510 { /* Negative zero. */
513 my_asprintf (&result, "%La %d", -0.0L, 33, 44, 55);
514 ASSERT (result != NULL);
515 if (have_minus_zero ())
516 ASSERT (strcmp (result, "-0x0p+0 33") == 0);
517 ASSERT (retval == strlen (result));
521 { /* Positive infinity. */
524 my_asprintf (&result, "%La %d", 1.0L / 0.0L, 33, 44, 55);
525 ASSERT (result != NULL);
526 ASSERT (strcmp (result, "inf 33") == 0);
527 ASSERT (retval == strlen (result));
531 { /* Negative infinity. */
534 my_asprintf (&result, "%La %d", -1.0L / 0.0L, 33, 44, 55);
535 ASSERT (result != NULL);
536 ASSERT (strcmp (result, "-inf 33") == 0);
537 ASSERT (retval == strlen (result));
544 my_asprintf (&result, "%La %d", 0.0L / 0.0L, 33, 44, 55);
545 ASSERT (result != NULL);
546 ASSERT (strlen (result) >= 3 + 3
547 && strisnan (result, 0, strlen (result) - 3, 0)
548 && strcmp (result + strlen (result) - 3, " 33") == 0);
549 ASSERT (retval == strlen (result));
553 { /* Rounding near the decimal point. */
556 my_asprintf (&result, "%.0La %d", 1.5L, 33, 44, 55);
557 ASSERT (result != NULL);
558 ASSERT (strcmp (result, "0x2p+0 33") == 0
559 || strcmp (result, "0x3p-1 33") == 0
560 || strcmp (result, "0x6p-2 33") == 0
561 || strcmp (result, "0xcp-3 33") == 0);
562 ASSERT (retval == strlen (result));
566 { /* Rounding with precision 0. */
569 my_asprintf (&result, "%.0La %d", 1.51L, 33, 44, 55);
570 ASSERT (result != NULL);
571 ASSERT (strcmp (result, "0x2p+0 33") == 0
572 || strcmp (result, "0x3p-1 33") == 0
573 || strcmp (result, "0x6p-2 33") == 0
574 || strcmp (result, "0xcp-3 33") == 0);
575 ASSERT (retval == strlen (result));
579 { /* Rounding with precision 1. */
582 my_asprintf (&result, "%.1La %d", 1.51L, 33, 44, 55);
583 ASSERT (result != NULL);
584 ASSERT (strcmp (result, "0x1.8p+0 33") == 0
585 || strcmp (result, "0x3.0p-1 33") == 0
586 || strcmp (result, "0x6.1p-2 33") == 0
587 || strcmp (result, "0xc.1p-3 33") == 0);
588 ASSERT (retval == strlen (result));
592 { /* Rounding with precision 2. */
595 my_asprintf (&result, "%.2La %d", 1.51L, 33, 44, 55);
596 ASSERT (result != NULL);
597 ASSERT (strcmp (result, "0x1.83p+0 33") == 0
598 || strcmp (result, "0x3.05p-1 33") == 0
599 || strcmp (result, "0x6.0ap-2 33") == 0
600 || strcmp (result, "0xc.14p-3 33") == 0);
601 ASSERT (retval == strlen (result));
605 { /* Rounding with precision 3. */
608 my_asprintf (&result, "%.3La %d", 1.51L, 33, 44, 55);
609 ASSERT (result != NULL);
610 ASSERT (strcmp (result, "0x1.829p+0 33") == 0
611 || strcmp (result, "0x3.052p-1 33") == 0
612 || strcmp (result, "0x6.0a4p-2 33") == 0
613 || strcmp (result, "0xc.148p-3 33") == 0);
614 ASSERT (retval == strlen (result));
618 { /* Rounding can turn a ...FFF into a ...000. */
621 my_asprintf (&result, "%.3La %d", 1.49999L, 33, 44, 55);
622 ASSERT (result != NULL);
623 ASSERT (strcmp (result, "0x1.800p+0 33") == 0
624 || strcmp (result, "0x3.000p-1 33") == 0
625 || strcmp (result, "0x6.000p-2 33") == 0
626 || strcmp (result, "0xc.000p-3 33") == 0);
627 ASSERT (retval == strlen (result));
631 { /* Rounding can turn a ...FFF into a ...000.
632 This shows a MacOS X 10.3.9 (Darwin 7.9) bug and a
633 glibc 2.4 bug <http://sourceware.org/bugzilla/show_bug.cgi?id=2908>. */
636 my_asprintf (&result, "%.1La %d", 1.999L, 33, 44, 55);
637 ASSERT (result != NULL);
638 ASSERT (strcmp (result, "0x1.0p+1 33") == 0
639 || strcmp (result, "0x2.0p+0 33") == 0
640 || strcmp (result, "0x4.0p-1 33") == 0
641 || strcmp (result, "0x8.0p-2 33") == 0);
642 ASSERT (retval == strlen (result));
649 my_asprintf (&result, "%10La %d", 1.75L, 33, 44, 55);
650 ASSERT (result != NULL);
651 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
652 || strcmp (result, " 0x3.8p-1 33") == 0
653 || strcmp (result, " 0x7p-2 33") == 0
654 || strcmp (result, " 0xep-3 33") == 0);
655 ASSERT (retval == strlen (result));
659 { /* Small precision. */
662 my_asprintf (&result, "%.10La %d", 1.75L, 33, 44, 55);
663 ASSERT (result != NULL);
664 ASSERT (strcmp (result, "0x1.c000000000p+0 33") == 0
665 || strcmp (result, "0x3.8000000000p-1 33") == 0
666 || strcmp (result, "0x7.0000000000p-2 33") == 0
667 || strcmp (result, "0xe.0000000000p-3 33") == 0);
668 ASSERT (retval == strlen (result));
672 { /* Large precision. */
675 my_asprintf (&result, "%.50La %d", 1.75L, 33, 44, 55);
676 ASSERT (result != NULL);
677 ASSERT (strcmp (result, "0x1.c0000000000000000000000000000000000000000000000000p+0 33") == 0
678 || strcmp (result, "0x3.80000000000000000000000000000000000000000000000000p-1 33") == 0
679 || strcmp (result, "0x7.00000000000000000000000000000000000000000000000000p-2 33") == 0
680 || strcmp (result, "0xe.00000000000000000000000000000000000000000000000000p-3 33") == 0);
681 ASSERT (retval == strlen (result));
688 my_asprintf (&result, "%-10La %d", 1.75L, 33, 44, 55);
689 ASSERT (result != NULL);
690 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
691 || strcmp (result, "0x3.8p-1 33") == 0
692 || strcmp (result, "0x7p-2 33") == 0
693 || strcmp (result, "0xep-3 33") == 0);
694 ASSERT (retval == strlen (result));
698 { /* FLAG_SHOWSIGN. */
701 my_asprintf (&result, "%+La %d", 1.75L, 33, 44, 55);
702 ASSERT (result != NULL);
703 ASSERT (strcmp (result, "+0x1.cp+0 33") == 0
704 || strcmp (result, "+0x3.8p-1 33") == 0
705 || strcmp (result, "+0x7p-2 33") == 0
706 || strcmp (result, "+0xep-3 33") == 0);
707 ASSERT (retval == strlen (result));
714 my_asprintf (&result, "% La %d", 1.75L, 33, 44, 55);
715 ASSERT (result != NULL);
716 ASSERT (strcmp (result, " 0x1.cp+0 33") == 0
717 || strcmp (result, " 0x3.8p-1 33") == 0
718 || strcmp (result, " 0x7p-2 33") == 0
719 || strcmp (result, " 0xep-3 33") == 0);
720 ASSERT (retval == strlen (result));
727 my_asprintf (&result, "%#La %d", 1.75L, 33, 44, 55);
728 ASSERT (result != NULL);
729 ASSERT (strcmp (result, "0x1.cp+0 33") == 0
730 || strcmp (result, "0x3.8p-1 33") == 0
731 || strcmp (result, "0x7.p-2 33") == 0
732 || strcmp (result, "0xe.p-3 33") == 0);
733 ASSERT (retval == strlen (result));
740 my_asprintf (&result, "%#La %d", 1.0L, 33, 44, 55);
741 ASSERT (result != NULL);
742 ASSERT (strcmp (result, "0x1.p+0 33") == 0
743 || strcmp (result, "0x2.p-1 33") == 0
744 || strcmp (result, "0x4.p-2 33") == 0
745 || strcmp (result, "0x8.p-3 33") == 0);
746 ASSERT (retval == strlen (result));
750 { /* FLAG_ZERO with finite number. */
753 my_asprintf (&result, "%010La %d", 1.75L, 33, 44, 55);
754 ASSERT (result != NULL);
755 ASSERT (strcmp (result, "0x001.cp+0 33") == 0
756 || strcmp (result, "0x003.8p-1 33") == 0
757 || strcmp (result, "0x00007p-2 33") == 0
758 || strcmp (result, "0x0000ep-3 33") == 0);
759 ASSERT (retval == strlen (result));
763 { /* FLAG_ZERO with infinite number. */
766 my_asprintf (&result, "%010La %d", 1.0L / 0.0L, 33, 44, 55);
767 ASSERT (result != NULL);
768 /* "0000000inf 33" is not a valid result; see
769 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
770 ASSERT (strcmp (result, " inf 33") == 0);
771 ASSERT (retval == strlen (result));
775 { /* FLAG_ZERO with NaN. */
778 my_asprintf (&result, "%050La %d", 0.0L / 0.0L, 33, 44, 55);
779 ASSERT (result != NULL);
780 /* "0000000nan 33" is not a valid result; see
781 <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
782 ASSERT (strlen (result) == 50 + 3
783 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
784 && strcmp (result + strlen (result) - 3, " 33") == 0);
785 ASSERT (retval == strlen (result));
789 /* Test the support of the %f format directive. */
791 { /* A positive number. */
794 my_asprintf (&result, "%f %d", 12.75, 33, 44, 55);
795 ASSERT (result != NULL);
796 ASSERT (strcmp (result, "12.750000 33") == 0);
797 ASSERT (retval == strlen (result));
801 { /* A larger positive number. */
804 my_asprintf (&result, "%f %d", 1234567.0, 33, 44, 55);
805 ASSERT (result != NULL);
806 ASSERT (strcmp (result, "1234567.000000 33") == 0);
807 ASSERT (retval == strlen (result));
811 { /* Small and large positive numbers. */
812 static struct { double value; const char *string; } data[] =
814 { 1.234321234321234e-37, "0.000000" },
815 { 1.234321234321234e-36, "0.000000" },
816 { 1.234321234321234e-35, "0.000000" },
817 { 1.234321234321234e-34, "0.000000" },
818 { 1.234321234321234e-33, "0.000000" },
819 { 1.234321234321234e-32, "0.000000" },
820 { 1.234321234321234e-31, "0.000000" },
821 { 1.234321234321234e-30, "0.000000" },
822 { 1.234321234321234e-29, "0.000000" },
823 { 1.234321234321234e-28, "0.000000" },
824 { 1.234321234321234e-27, "0.000000" },
825 { 1.234321234321234e-26, "0.000000" },
826 { 1.234321234321234e-25, "0.000000" },
827 { 1.234321234321234e-24, "0.000000" },
828 { 1.234321234321234e-23, "0.000000" },
829 { 1.234321234321234e-22, "0.000000" },
830 { 1.234321234321234e-21, "0.000000" },
831 { 1.234321234321234e-20, "0.000000" },
832 { 1.234321234321234e-19, "0.000000" },
833 { 1.234321234321234e-18, "0.000000" },
834 { 1.234321234321234e-17, "0.000000" },
835 { 1.234321234321234e-16, "0.000000" },
836 { 1.234321234321234e-15, "0.000000" },
837 { 1.234321234321234e-14, "0.000000" },
838 { 1.234321234321234e-13, "0.000000" },
839 { 1.234321234321234e-12, "0.000000" },
840 { 1.234321234321234e-11, "0.000000" },
841 { 1.234321234321234e-10, "0.000000" },
842 { 1.234321234321234e-9, "0.000000" },
843 { 1.234321234321234e-8, "0.000000" },
844 { 1.234321234321234e-7, "0.000000" },
845 { 1.234321234321234e-6, "0.000001" },
846 { 1.234321234321234e-5, "0.000012" },
847 { 1.234321234321234e-4, "0.000123" },
848 { 1.234321234321234e-3, "0.001234" },
849 { 1.234321234321234e-2, "0.012343" },
850 { 1.234321234321234e-1, "0.123432" },
851 { 1.234321234321234, "1.234321" },
852 { 1.234321234321234e1, "12.343212" },
853 { 1.234321234321234e2, "123.432123" },
854 { 1.234321234321234e3, "1234.321234" },
855 { 1.234321234321234e4, "12343.212343" },
856 { 1.234321234321234e5, "123432.123432" },
857 { 1.234321234321234e6, "1234321.234321" },
858 { 1.234321234321234e7, "12343212.343212" },
859 { 1.234321234321234e8, "123432123.432123" },
860 { 1.234321234321234e9, "1234321234.321234" },
861 { 1.234321234321234e10, "12343212343.2123**" },
862 { 1.234321234321234e11, "123432123432.123***" },
863 { 1.234321234321234e12, "1234321234321.23****" },
864 { 1.234321234321234e13, "12343212343212.3*****" },
865 { 1.234321234321234e14, "123432123432123.******" },
866 { 1.234321234321234e15, "1234321234321234.000000" },
867 { 1.234321234321234e16, "123432123432123**.000000" },
868 { 1.234321234321234e17, "123432123432123***.000000" },
869 { 1.234321234321234e18, "123432123432123****.000000" },
870 { 1.234321234321234e19, "123432123432123*****.000000" },
871 { 1.234321234321234e20, "123432123432123******.000000" },
872 { 1.234321234321234e21, "123432123432123*******.000000" },
873 { 1.234321234321234e22, "123432123432123********.000000" },
874 { 1.234321234321234e23, "123432123432123*********.000000" },
875 { 1.234321234321234e24, "123432123432123**********.000000" },
876 { 1.234321234321234e25, "123432123432123***********.000000" },
877 { 1.234321234321234e26, "123432123432123************.000000" },
878 { 1.234321234321234e27, "123432123432123*************.000000" },
879 { 1.234321234321234e28, "123432123432123**************.000000" },
880 { 1.234321234321234e29, "123432123432123***************.000000" },
881 { 1.234321234321234e30, "123432123432123****************.000000" },
882 { 1.234321234321234e31, "123432123432123*****************.000000" },
883 { 1.234321234321234e32, "123432123432123******************.000000" },
884 { 1.234321234321234e33, "123432123432123*******************.000000" },
885 { 1.234321234321234e34, "123432123432123********************.000000" },
886 { 1.234321234321234e35, "123432123432123*********************.000000" },
887 { 1.234321234321234e36, "123432123432123**********************.000000" }
890 for (k = 0; k < SIZEOF (data); k++)
894 my_asprintf (&result, "%f", data[k].value);
895 ASSERT (result != NULL);
896 ASSERT (strmatch (data[k].string, result));
897 ASSERT (retval == strlen (result));
902 { /* A negative number. */
905 my_asprintf (&result, "%f %d", -0.03125, 33, 44, 55);
906 ASSERT (result != NULL);
907 ASSERT (strcmp (result, "-0.031250 33") == 0);
908 ASSERT (retval == strlen (result));
912 { /* Positive zero. */
915 my_asprintf (&result, "%f %d", 0.0, 33, 44, 55);
916 ASSERT (result != NULL);
917 ASSERT (strcmp (result, "0.000000 33") == 0);
918 ASSERT (retval == strlen (result));
922 { /* Negative zero. */
925 my_asprintf (&result, "%f %d", -0.0, 33, 44, 55);
926 ASSERT (result != NULL);
927 if (have_minus_zero ())
928 ASSERT (strcmp (result, "-0.000000 33") == 0);
929 ASSERT (retval == strlen (result));
933 { /* Positive infinity. */
936 my_asprintf (&result, "%f %d", 1.0 / 0.0, 33, 44, 55);
937 ASSERT (result != NULL);
938 ASSERT (strcmp (result, "inf 33") == 0
939 || strcmp (result, "infinity 33") == 0);
940 ASSERT (retval == strlen (result));
944 { /* Negative infinity. */
947 my_asprintf (&result, "%f %d", -1.0 / 0.0, 33, 44, 55);
948 ASSERT (result != NULL);
949 ASSERT (strcmp (result, "-inf 33") == 0
950 || strcmp (result, "-infinity 33") == 0);
951 ASSERT (retval == strlen (result));
958 my_asprintf (&result, "%f %d", NaN (), 33, 44, 55);
959 ASSERT (result != NULL);
960 ASSERT (strlen (result) >= 3 + 3
961 && strisnan (result, 0, strlen (result) - 3, 0)
962 && strcmp (result + strlen (result) - 3, " 33") == 0);
963 ASSERT (retval == strlen (result));
970 my_asprintf (&result, "%10f %d", 1.75, 33, 44, 55);
971 ASSERT (result != NULL);
972 ASSERT (strcmp (result, " 1.750000 33") == 0);
973 ASSERT (retval == strlen (result));
980 my_asprintf (&result, "%-10f %d", 1.75, 33, 44, 55);
981 ASSERT (result != NULL);
982 ASSERT (strcmp (result, "1.750000 33") == 0);
983 ASSERT (retval == strlen (result));
987 { /* FLAG_SHOWSIGN. */
990 my_asprintf (&result, "%+f %d", 1.75, 33, 44, 55);
991 ASSERT (result != NULL);
992 ASSERT (strcmp (result, "+1.750000 33") == 0);
993 ASSERT (retval == strlen (result));
1000 my_asprintf (&result, "% f %d", 1.75, 33, 44, 55);
1001 ASSERT (result != NULL);
1002 ASSERT (strcmp (result, " 1.750000 33") == 0);
1003 ASSERT (retval == strlen (result));
1010 my_asprintf (&result, "%#f %d", 1.75, 33, 44, 55);
1011 ASSERT (result != NULL);
1012 ASSERT (strcmp (result, "1.750000 33") == 0);
1013 ASSERT (retval == strlen (result));
1020 my_asprintf (&result, "%#.f %d", 1.75, 33, 44, 55);
1021 ASSERT (result != NULL);
1022 ASSERT (strcmp (result, "2. 33") == 0);
1023 ASSERT (retval == strlen (result));
1027 { /* FLAG_ZERO with finite number. */
1030 my_asprintf (&result, "%015f %d", 1234.0, 33, 44, 55);
1031 ASSERT (result != NULL);
1032 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1033 ASSERT (retval == strlen (result));
1037 { /* FLAG_ZERO with infinite number. */
1040 my_asprintf (&result, "%015f %d", -1.0 / 0.0, 33, 44, 55);
1041 ASSERT (result != NULL);
1042 ASSERT (strcmp (result, " -inf 33") == 0
1043 || strcmp (result, " -infinity 33") == 0);
1044 ASSERT (retval == strlen (result));
1048 { /* FLAG_ZERO with NaN. */
1051 my_asprintf (&result, "%050f %d", NaN (), 33, 44, 55);
1052 ASSERT (result != NULL);
1053 ASSERT (strlen (result) == 50 + 3
1054 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1055 && strcmp (result + strlen (result) - 3, " 33") == 0);
1056 ASSERT (retval == strlen (result));
1063 my_asprintf (&result, "%.f %d", 1234.0, 33, 44, 55);
1064 ASSERT (result != NULL);
1065 ASSERT (strcmp (result, "1234 33") == 0);
1066 ASSERT (retval == strlen (result));
1070 { /* A positive number. */
1073 my_asprintf (&result, "%Lf %d", 12.75L, 33, 44, 55);
1074 ASSERT (result != NULL);
1075 ASSERT (strcmp (result, "12.750000 33") == 0);
1076 ASSERT (retval == strlen (result));
1080 { /* A larger positive number. */
1083 my_asprintf (&result, "%Lf %d", 1234567.0L, 33, 44, 55);
1084 ASSERT (result != NULL);
1085 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1086 ASSERT (retval == strlen (result));
1090 { /* Small and large positive numbers. */
1091 static struct { long double value; const char *string; } data[] =
1093 { 1.234321234321234e-37L, "0.000000" },
1094 { 1.234321234321234e-36L, "0.000000" },
1095 { 1.234321234321234e-35L, "0.000000" },
1096 { 1.234321234321234e-34L, "0.000000" },
1097 { 1.234321234321234e-33L, "0.000000" },
1098 { 1.234321234321234e-32L, "0.000000" },
1099 { 1.234321234321234e-31L, "0.000000" },
1100 { 1.234321234321234e-30L, "0.000000" },
1101 { 1.234321234321234e-29L, "0.000000" },
1102 { 1.234321234321234e-28L, "0.000000" },
1103 { 1.234321234321234e-27L, "0.000000" },
1104 { 1.234321234321234e-26L, "0.000000" },
1105 { 1.234321234321234e-25L, "0.000000" },
1106 { 1.234321234321234e-24L, "0.000000" },
1107 { 1.234321234321234e-23L, "0.000000" },
1108 { 1.234321234321234e-22L, "0.000000" },
1109 { 1.234321234321234e-21L, "0.000000" },
1110 { 1.234321234321234e-20L, "0.000000" },
1111 { 1.234321234321234e-19L, "0.000000" },
1112 { 1.234321234321234e-18L, "0.000000" },
1113 { 1.234321234321234e-17L, "0.000000" },
1114 { 1.234321234321234e-16L, "0.000000" },
1115 { 1.234321234321234e-15L, "0.000000" },
1116 { 1.234321234321234e-14L, "0.000000" },
1117 { 1.234321234321234e-13L, "0.000000" },
1118 { 1.234321234321234e-12L, "0.000000" },
1119 { 1.234321234321234e-11L, "0.000000" },
1120 { 1.234321234321234e-10L, "0.000000" },
1121 { 1.234321234321234e-9L, "0.000000" },
1122 { 1.234321234321234e-8L, "0.000000" },
1123 { 1.234321234321234e-7L, "0.000000" },
1124 { 1.234321234321234e-6L, "0.000001" },
1125 { 1.234321234321234e-5L, "0.000012" },
1126 { 1.234321234321234e-4L, "0.000123" },
1127 { 1.234321234321234e-3L, "0.001234" },
1128 { 1.234321234321234e-2L, "0.012343" },
1129 { 1.234321234321234e-1L, "0.123432" },
1130 { 1.234321234321234L, "1.234321" },
1131 { 1.234321234321234e1L, "12.343212" },
1132 { 1.234321234321234e2L, "123.432123" },
1133 { 1.234321234321234e3L, "1234.321234" },
1134 { 1.234321234321234e4L, "12343.212343" },
1135 { 1.234321234321234e5L, "123432.123432" },
1136 { 1.234321234321234e6L, "1234321.234321" },
1137 { 1.234321234321234e7L, "12343212.343212" },
1138 { 1.234321234321234e8L, "123432123.432123" },
1139 { 1.234321234321234e9L, "1234321234.321234" },
1140 { 1.234321234321234e10L, "12343212343.2123**" },
1141 { 1.234321234321234e11L, "123432123432.123***" },
1142 { 1.234321234321234e12L, "1234321234321.23****" },
1143 { 1.234321234321234e13L, "12343212343212.3*****" },
1144 { 1.234321234321234e14L, "123432123432123.******" },
1145 { 1.234321234321234e15L, "1234321234321234.000000" },
1146 { 1.234321234321234e16L, "123432123432123**.000000" },
1147 { 1.234321234321234e17L, "123432123432123***.000000" },
1148 { 1.234321234321234e18L, "123432123432123****.000000" },
1149 { 1.234321234321234e19L, "123432123432123*****.000000" },
1150 { 1.234321234321234e20L, "123432123432123******.000000" },
1151 { 1.234321234321234e21L, "123432123432123*******.000000" },
1152 { 1.234321234321234e22L, "123432123432123********.000000" },
1153 { 1.234321234321234e23L, "123432123432123*********.000000" },
1154 { 1.234321234321234e24L, "123432123432123**********.000000" },
1155 { 1.234321234321234e25L, "123432123432123***********.000000" },
1156 { 1.234321234321234e26L, "123432123432123************.000000" },
1157 { 1.234321234321234e27L, "123432123432123*************.000000" },
1158 { 1.234321234321234e28L, "123432123432123**************.000000" },
1159 { 1.234321234321234e29L, "123432123432123***************.000000" },
1160 { 1.234321234321234e30L, "123432123432123****************.000000" },
1161 { 1.234321234321234e31L, "123432123432123*****************.000000" },
1162 { 1.234321234321234e32L, "123432123432123******************.000000" },
1163 { 1.234321234321234e33L, "123432123432123*******************.000000" },
1164 { 1.234321234321234e34L, "123432123432123********************.000000" },
1165 { 1.234321234321234e35L, "123432123432123*********************.000000" },
1166 { 1.234321234321234e36L, "123432123432123**********************.000000" }
1169 for (k = 0; k < SIZEOF (data); k++)
1173 my_asprintf (&result, "%Lf", data[k].value);
1174 ASSERT (result != NULL);
1175 ASSERT (strmatch (data[k].string, result));
1176 ASSERT (retval == strlen (result));
1181 { /* A negative number. */
1184 my_asprintf (&result, "%Lf %d", -0.03125L, 33, 44, 55);
1185 ASSERT (result != NULL);
1186 ASSERT (strcmp (result, "-0.031250 33") == 0);
1187 ASSERT (retval == strlen (result));
1191 { /* Positive zero. */
1194 my_asprintf (&result, "%Lf %d", 0.0L, 33, 44, 55);
1195 ASSERT (result != NULL);
1196 ASSERT (strcmp (result, "0.000000 33") == 0);
1197 ASSERT (retval == strlen (result));
1201 { /* Negative zero. */
1204 my_asprintf (&result, "%Lf %d", -0.0L, 33, 44, 55);
1205 ASSERT (result != NULL);
1206 if (have_minus_zero ())
1207 ASSERT (strcmp (result, "-0.000000 33") == 0);
1208 ASSERT (retval == strlen (result));
1212 { /* Positive infinity. */
1215 my_asprintf (&result, "%Lf %d", 1.0L / 0.0L, 33, 44, 55);
1216 ASSERT (result != NULL);
1217 ASSERT (strcmp (result, "inf 33") == 0
1218 || strcmp (result, "infinity 33") == 0);
1219 ASSERT (retval == strlen (result));
1223 { /* Negative infinity. */
1226 my_asprintf (&result, "%Lf %d", -1.0L / 0.0L, 33, 44, 55);
1227 ASSERT (result != NULL);
1228 ASSERT (strcmp (result, "-inf 33") == 0
1229 || strcmp (result, "-infinity 33") == 0);
1230 ASSERT (retval == strlen (result));
1235 static long double zero = 0.0L;
1238 my_asprintf (&result, "%Lf %d", zero / zero, 33, 44, 55);
1239 ASSERT (result != NULL);
1240 ASSERT (strlen (result) >= 3 + 3
1241 && strisnan (result, 0, strlen (result) - 3, 0)
1242 && strcmp (result + strlen (result) - 3, " 33") == 0);
1243 ASSERT (retval == strlen (result));
1250 my_asprintf (&result, "%10Lf %d", 1.75L, 33, 44, 55);
1251 ASSERT (result != NULL);
1252 ASSERT (strcmp (result, " 1.750000 33") == 0);
1253 ASSERT (retval == strlen (result));
1260 my_asprintf (&result, "%-10Lf %d", 1.75L, 33, 44, 55);
1261 ASSERT (result != NULL);
1262 ASSERT (strcmp (result, "1.750000 33") == 0);
1263 ASSERT (retval == strlen (result));
1267 { /* FLAG_SHOWSIGN. */
1270 my_asprintf (&result, "%+Lf %d", 1.75L, 33, 44, 55);
1271 ASSERT (result != NULL);
1272 ASSERT (strcmp (result, "+1.750000 33") == 0);
1273 ASSERT (retval == strlen (result));
1280 my_asprintf (&result, "% Lf %d", 1.75L, 33, 44, 55);
1281 ASSERT (result != NULL);
1282 ASSERT (strcmp (result, " 1.750000 33") == 0);
1283 ASSERT (retval == strlen (result));
1290 my_asprintf (&result, "%#Lf %d", 1.75L, 33, 44, 55);
1291 ASSERT (result != NULL);
1292 ASSERT (strcmp (result, "1.750000 33") == 0);
1293 ASSERT (retval == strlen (result));
1300 my_asprintf (&result, "%#.Lf %d", 1.75L, 33, 44, 55);
1301 ASSERT (result != NULL);
1302 ASSERT (strcmp (result, "2. 33") == 0);
1303 ASSERT (retval == strlen (result));
1307 { /* FLAG_ZERO with finite number. */
1310 my_asprintf (&result, "%015Lf %d", 1234.0L, 33, 44, 55);
1311 ASSERT (result != NULL);
1312 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1313 ASSERT (retval == strlen (result));
1317 { /* FLAG_ZERO with infinite number. */
1320 my_asprintf (&result, "%015Lf %d", -1.0L / 0.0L, 33, 44, 55);
1321 ASSERT (result != NULL);
1322 ASSERT (strcmp (result, " -inf 33") == 0
1323 || strcmp (result, " -infinity 33") == 0);
1324 ASSERT (retval == strlen (result));
1328 { /* FLAG_ZERO with NaN. */
1329 static long double zero = 0.0L;
1332 my_asprintf (&result, "%050Lf %d", zero / zero, 33, 44, 55);
1333 ASSERT (result != NULL);
1334 ASSERT (strlen (result) == 50 + 3
1335 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1336 && strcmp (result + strlen (result) - 3, " 33") == 0);
1337 ASSERT (retval == strlen (result));
1344 my_asprintf (&result, "%.Lf %d", 1234.0L, 33, 44, 55);
1345 ASSERT (result != NULL);
1346 ASSERT (strcmp (result, "1234 33") == 0);
1347 ASSERT (retval == strlen (result));
1351 /* Test the support of the %F format directive. */
1353 { /* A positive number. */
1356 my_asprintf (&result, "%F %d", 12.75, 33, 44, 55);
1357 ASSERT (result != NULL);
1358 ASSERT (strcmp (result, "12.750000 33") == 0);
1359 ASSERT (retval == strlen (result));
1363 { /* A larger positive number. */
1366 my_asprintf (&result, "%F %d", 1234567.0, 33, 44, 55);
1367 ASSERT (result != NULL);
1368 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1369 ASSERT (retval == strlen (result));
1373 { /* A negative number. */
1376 my_asprintf (&result, "%F %d", -0.03125, 33, 44, 55);
1377 ASSERT (result != NULL);
1378 ASSERT (strcmp (result, "-0.031250 33") == 0);
1379 ASSERT (retval == strlen (result));
1383 { /* Positive zero. */
1386 my_asprintf (&result, "%F %d", 0.0, 33, 44, 55);
1387 ASSERT (result != NULL);
1388 ASSERT (strcmp (result, "0.000000 33") == 0);
1389 ASSERT (retval == strlen (result));
1393 { /* Negative zero. */
1396 my_asprintf (&result, "%F %d", -0.0, 33, 44, 55);
1397 ASSERT (result != NULL);
1398 if (have_minus_zero ())
1399 ASSERT (strcmp (result, "-0.000000 33") == 0);
1400 ASSERT (retval == strlen (result));
1404 { /* Positive infinity. */
1407 my_asprintf (&result, "%F %d", 1.0 / 0.0, 33, 44, 55);
1408 ASSERT (result != NULL);
1409 ASSERT (strcmp (result, "INF 33") == 0
1410 || strcmp (result, "INFINITY 33") == 0);
1411 ASSERT (retval == strlen (result));
1415 { /* Negative infinity. */
1418 my_asprintf (&result, "%F %d", -1.0 / 0.0, 33, 44, 55);
1419 ASSERT (result != NULL);
1420 ASSERT (strcmp (result, "-INF 33") == 0
1421 || strcmp (result, "-INFINITY 33") == 0);
1422 ASSERT (retval == strlen (result));
1429 my_asprintf (&result, "%F %d", NaN (), 33, 44, 55);
1430 ASSERT (result != NULL);
1431 ASSERT (strlen (result) >= 3 + 3
1432 && strisnan (result, 0, strlen (result) - 3, 1)
1433 && strcmp (result + strlen (result) - 3, " 33") == 0);
1434 ASSERT (retval == strlen (result));
1441 my_asprintf (&result, "%015F %d", 1234.0, 33, 44, 55);
1442 ASSERT (result != NULL);
1443 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1444 ASSERT (retval == strlen (result));
1448 { /* FLAG_ZERO with infinite number. */
1451 my_asprintf (&result, "%015F %d", -1.0 / 0.0, 33, 44, 55);
1452 ASSERT (result != NULL);
1453 ASSERT (strcmp (result, " -INF 33") == 0
1454 || strcmp (result, " -INFINITY 33") == 0);
1455 ASSERT (retval == strlen (result));
1462 my_asprintf (&result, "%.F %d", 1234.0, 33, 44, 55);
1463 ASSERT (result != NULL);
1464 ASSERT (strcmp (result, "1234 33") == 0);
1465 ASSERT (retval == strlen (result));
1469 { /* A positive number. */
1472 my_asprintf (&result, "%LF %d", 12.75L, 33, 44, 55);
1473 ASSERT (result != NULL);
1474 ASSERT (strcmp (result, "12.750000 33") == 0);
1475 ASSERT (retval == strlen (result));
1479 { /* A larger positive number. */
1482 my_asprintf (&result, "%LF %d", 1234567.0L, 33, 44, 55);
1483 ASSERT (result != NULL);
1484 ASSERT (strcmp (result, "1234567.000000 33") == 0);
1485 ASSERT (retval == strlen (result));
1489 { /* A negative number. */
1492 my_asprintf (&result, "%LF %d", -0.03125L, 33, 44, 55);
1493 ASSERT (result != NULL);
1494 ASSERT (strcmp (result, "-0.031250 33") == 0);
1495 ASSERT (retval == strlen (result));
1499 { /* Positive zero. */
1502 my_asprintf (&result, "%LF %d", 0.0L, 33, 44, 55);
1503 ASSERT (result != NULL);
1504 ASSERT (strcmp (result, "0.000000 33") == 0);
1505 ASSERT (retval == strlen (result));
1509 { /* Negative zero. */
1512 my_asprintf (&result, "%LF %d", -0.0L, 33, 44, 55);
1513 ASSERT (result != NULL);
1514 if (have_minus_zero ())
1515 ASSERT (strcmp (result, "-0.000000 33") == 0);
1516 ASSERT (retval == strlen (result));
1520 { /* Positive infinity. */
1523 my_asprintf (&result, "%LF %d", 1.0L / 0.0L, 33, 44, 55);
1524 ASSERT (result != NULL);
1525 ASSERT (strcmp (result, "INF 33") == 0
1526 || strcmp (result, "INFINITY 33") == 0);
1527 ASSERT (retval == strlen (result));
1531 { /* Negative infinity. */
1534 my_asprintf (&result, "%LF %d", -1.0L / 0.0L, 33, 44, 55);
1535 ASSERT (result != NULL);
1536 ASSERT (strcmp (result, "-INF 33") == 0
1537 || strcmp (result, "-INFINITY 33") == 0);
1538 ASSERT (retval == strlen (result));
1543 static long double zero = 0.0L;
1546 my_asprintf (&result, "%LF %d", zero / zero, 33, 44, 55);
1547 ASSERT (result != NULL);
1548 ASSERT (strlen (result) >= 3 + 3
1549 && strisnan (result, 0, strlen (result) - 3, 1)
1550 && strcmp (result + strlen (result) - 3, " 33") == 0);
1551 ASSERT (retval == strlen (result));
1558 my_asprintf (&result, "%015LF %d", 1234.0L, 33, 44, 55);
1559 ASSERT (result != NULL);
1560 ASSERT (strcmp (result, "00001234.000000 33") == 0);
1561 ASSERT (retval == strlen (result));
1565 { /* FLAG_ZERO with infinite number. */
1568 my_asprintf (&result, "%015LF %d", -1.0L / 0.0L, 33, 44, 55);
1569 ASSERT (result != NULL);
1570 ASSERT (strcmp (result, " -INF 33") == 0
1571 || strcmp (result, " -INFINITY 33") == 0);
1572 ASSERT (retval == strlen (result));
1579 my_asprintf (&result, "%.LF %d", 1234.0L, 33, 44, 55);
1580 ASSERT (result != NULL);
1581 ASSERT (strcmp (result, "1234 33") == 0);
1582 ASSERT (retval == strlen (result));
1586 /* Test the support of the %e format directive. */
1588 { /* A positive number. */
1591 my_asprintf (&result, "%e %d", 12.75, 33, 44, 55);
1592 ASSERT (result != NULL);
1593 ASSERT (strcmp (result, "1.275000e+01 33") == 0
1594 || strcmp (result, "1.275000e+001 33") == 0);
1595 ASSERT (retval == strlen (result));
1599 { /* A larger positive number. */
1602 my_asprintf (&result, "%e %d", 1234567.0, 33, 44, 55);
1603 ASSERT (result != NULL);
1604 ASSERT (strcmp (result, "1.234567e+06 33") == 0
1605 || strcmp (result, "1.234567e+006 33") == 0);
1606 ASSERT (retval == strlen (result));
1610 { /* Small and large positive numbers. */
1611 static struct { double value; const char *string; } data[] =
1613 { 1.234321234321234e-37, "1.234321e-37" },
1614 { 1.234321234321234e-36, "1.234321e-36" },
1615 { 1.234321234321234e-35, "1.234321e-35" },
1616 { 1.234321234321234e-34, "1.234321e-34" },
1617 { 1.234321234321234e-33, "1.234321e-33" },
1618 { 1.234321234321234e-32, "1.234321e-32" },
1619 { 1.234321234321234e-31, "1.234321e-31" },
1620 { 1.234321234321234e-30, "1.234321e-30" },
1621 { 1.234321234321234e-29, "1.234321e-29" },
1622 { 1.234321234321234e-28, "1.234321e-28" },
1623 { 1.234321234321234e-27, "1.234321e-27" },
1624 { 1.234321234321234e-26, "1.234321e-26" },
1625 { 1.234321234321234e-25, "1.234321e-25" },
1626 { 1.234321234321234e-24, "1.234321e-24" },
1627 { 1.234321234321234e-23, "1.234321e-23" },
1628 { 1.234321234321234e-22, "1.234321e-22" },
1629 { 1.234321234321234e-21, "1.234321e-21" },
1630 { 1.234321234321234e-20, "1.234321e-20" },
1631 { 1.234321234321234e-19, "1.234321e-19" },
1632 { 1.234321234321234e-18, "1.234321e-18" },
1633 { 1.234321234321234e-17, "1.234321e-17" },
1634 { 1.234321234321234e-16, "1.234321e-16" },
1635 { 1.234321234321234e-15, "1.234321e-15" },
1636 { 1.234321234321234e-14, "1.234321e-14" },
1637 { 1.234321234321234e-13, "1.234321e-13" },
1638 { 1.234321234321234e-12, "1.234321e-12" },
1639 { 1.234321234321234e-11, "1.234321e-11" },
1640 { 1.234321234321234e-10, "1.234321e-10" },
1641 { 1.234321234321234e-9, "1.234321e-09" },
1642 { 1.234321234321234e-8, "1.234321e-08" },
1643 { 1.234321234321234e-7, "1.234321e-07" },
1644 { 1.234321234321234e-6, "1.234321e-06" },
1645 { 1.234321234321234e-5, "1.234321e-05" },
1646 { 1.234321234321234e-4, "1.234321e-04" },
1647 { 1.234321234321234e-3, "1.234321e-03" },
1648 { 1.234321234321234e-2, "1.234321e-02" },
1649 { 1.234321234321234e-1, "1.234321e-01" },
1650 { 1.234321234321234, "1.234321e+00" },
1651 { 1.234321234321234e1, "1.234321e+01" },
1652 { 1.234321234321234e2, "1.234321e+02" },
1653 { 1.234321234321234e3, "1.234321e+03" },
1654 { 1.234321234321234e4, "1.234321e+04" },
1655 { 1.234321234321234e5, "1.234321e+05" },
1656 { 1.234321234321234e6, "1.234321e+06" },
1657 { 1.234321234321234e7, "1.234321e+07" },
1658 { 1.234321234321234e8, "1.234321e+08" },
1659 { 1.234321234321234e9, "1.234321e+09" },
1660 { 1.234321234321234e10, "1.234321e+10" },
1661 { 1.234321234321234e11, "1.234321e+11" },
1662 { 1.234321234321234e12, "1.234321e+12" },
1663 { 1.234321234321234e13, "1.234321e+13" },
1664 { 1.234321234321234e14, "1.234321e+14" },
1665 { 1.234321234321234e15, "1.234321e+15" },
1666 { 1.234321234321234e16, "1.234321e+16" },
1667 { 1.234321234321234e17, "1.234321e+17" },
1668 { 1.234321234321234e18, "1.234321e+18" },
1669 { 1.234321234321234e19, "1.234321e+19" },
1670 { 1.234321234321234e20, "1.234321e+20" },
1671 { 1.234321234321234e21, "1.234321e+21" },
1672 { 1.234321234321234e22, "1.234321e+22" },
1673 { 1.234321234321234e23, "1.234321e+23" },
1674 { 1.234321234321234e24, "1.234321e+24" },
1675 { 1.234321234321234e25, "1.234321e+25" },
1676 { 1.234321234321234e26, "1.234321e+26" },
1677 { 1.234321234321234e27, "1.234321e+27" },
1678 { 1.234321234321234e28, "1.234321e+28" },
1679 { 1.234321234321234e29, "1.234321e+29" },
1680 { 1.234321234321234e30, "1.234321e+30" },
1681 { 1.234321234321234e31, "1.234321e+31" },
1682 { 1.234321234321234e32, "1.234321e+32" },
1683 { 1.234321234321234e33, "1.234321e+33" },
1684 { 1.234321234321234e34, "1.234321e+34" },
1685 { 1.234321234321234e35, "1.234321e+35" },
1686 { 1.234321234321234e36, "1.234321e+36" }
1689 for (k = 0; k < SIZEOF (data); k++)
1693 my_asprintf (&result, "%e", data[k].value);
1694 const char *expected = data[k].string;
1695 ASSERT (result != NULL);
1696 ASSERT (strcmp (result, expected) == 0
1697 /* Some implementations produce exponents with 3 digits. */
1698 || (strlen (result) == strlen (expected) + 1
1699 && memcmp (result, expected, strlen (expected) - 2) == 0
1700 && result[strlen (expected) - 2] == '0'
1701 && strcmp (result + strlen (expected) - 1,
1702 expected + strlen (expected) - 2)
1704 ASSERT (retval == strlen (result));
1709 { /* A negative number. */
1712 my_asprintf (&result, "%e %d", -0.03125, 33, 44, 55);
1713 ASSERT (result != NULL);
1714 ASSERT (strcmp (result, "-3.125000e-02 33") == 0
1715 || strcmp (result, "-3.125000e-002 33") == 0);
1716 ASSERT (retval == strlen (result));
1720 { /* Positive zero. */
1723 my_asprintf (&result, "%e %d", 0.0, 33, 44, 55);
1724 ASSERT (result != NULL);
1725 ASSERT (strcmp (result, "0.000000e+00 33") == 0
1726 || strcmp (result, "0.000000e+000 33") == 0);
1727 ASSERT (retval == strlen (result));
1731 { /* Negative zero. */
1734 my_asprintf (&result, "%e %d", -0.0, 33, 44, 55);
1735 ASSERT (result != NULL);
1736 if (have_minus_zero ())
1737 ASSERT (strcmp (result, "-0.000000e+00 33") == 0
1738 || strcmp (result, "-0.000000e+000 33") == 0);
1739 ASSERT (retval == strlen (result));
1743 { /* Positive infinity. */
1746 my_asprintf (&result, "%e %d", 1.0 / 0.0, 33, 44, 55);
1747 ASSERT (result != NULL);
1748 ASSERT (strcmp (result, "inf 33") == 0
1749 || strcmp (result, "infinity 33") == 0);
1750 ASSERT (retval == strlen (result));
1754 { /* Negative infinity. */
1757 my_asprintf (&result, "%e %d", -1.0 / 0.0, 33, 44, 55);
1758 ASSERT (result != NULL);
1759 ASSERT (strcmp (result, "-inf 33") == 0
1760 || strcmp (result, "-infinity 33") == 0);
1761 ASSERT (retval == strlen (result));
1768 my_asprintf (&result, "%e %d", NaN (), 33, 44, 55);
1769 ASSERT (result != NULL);
1770 ASSERT (strlen (result) >= 3 + 3
1771 && strisnan (result, 0, strlen (result) - 3, 0)
1772 && strcmp (result + strlen (result) - 3, " 33") == 0);
1773 ASSERT (retval == strlen (result));
1780 my_asprintf (&result, "%15e %d", 1.75, 33, 44, 55);
1781 ASSERT (result != NULL);
1782 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
1783 || strcmp (result, " 1.750000e+000 33") == 0);
1784 ASSERT (retval == strlen (result));
1791 my_asprintf (&result, "%-15e %d", 1.75, 33, 44, 55);
1792 ASSERT (result != NULL);
1793 ASSERT (strcmp (result, "1.750000e+00 33") == 0
1794 || strcmp (result, "1.750000e+000 33") == 0);
1795 ASSERT (retval == strlen (result));
1799 { /* FLAG_SHOWSIGN. */
1802 my_asprintf (&result, "%+e %d", 1.75, 33, 44, 55);
1803 ASSERT (result != NULL);
1804 ASSERT (strcmp (result, "+1.750000e+00 33") == 0
1805 || strcmp (result, "+1.750000e+000 33") == 0);
1806 ASSERT (retval == strlen (result));
1813 my_asprintf (&result, "% e %d", 1.75, 33, 44, 55);
1814 ASSERT (result != NULL);
1815 ASSERT (strcmp (result, " 1.750000e+00 33") == 0
1816 || strcmp (result, " 1.750000e+000 33") == 0);
1817 ASSERT (retval == strlen (result));
1824 my_asprintf (&result, "%#e %d", 1.75, 33, 44, 55);
1825 ASSERT (result != NULL);
1826 ASSERT (strcmp (result, "1.750000e+00 33") == 0
1827 || strcmp (result, "1.750000e+000 33") == 0);
1828 ASSERT (retval == strlen (result));
1835 my_asprintf (&result, "%#.e %d", 1.75, 33, 44, 55);
1836 ASSERT (result != NULL);
1837 ASSERT (strcmp (result, "2.e+00 33") == 0
1838 || strcmp (result, "2.e+000 33") == 0);
1839 ASSERT (retval == strlen (result));
1846 my_asprintf (&result, "%#.e %d", 9.75, 33, 44, 55);
1847 ASSERT (result != NULL);
1848 ASSERT (strcmp (result, "1.e+01 33") == 0
1849 || strcmp (result, "1.e+001 33") == 0);
1850 ASSERT (retval == strlen (result));
1854 { /* FLAG_ZERO with finite number. */
1857 my_asprintf (&result, "%015e %d", 1234.0, 33, 44, 55);
1858 ASSERT (result != NULL);
1859 ASSERT (strcmp (result, "0001.234000e+03 33") == 0
1860 || strcmp (result, "001.234000e+003 33") == 0);
1861 ASSERT (retval == strlen (result));
1865 { /* FLAG_ZERO with infinite number. */
1868 my_asprintf (&result, "%015e %d", -1.0 / 0.0, 33, 44, 55);
1869 ASSERT (result != NULL);
1870 ASSERT (strcmp (result, " -inf 33") == 0
1871 || strcmp (result, " -infinity 33") == 0);
1872 ASSERT (retval == strlen (result));
1876 { /* FLAG_ZERO with NaN. */
1879 my_asprintf (&result, "%050e %d", NaN (), 33, 44, 55);
1880 ASSERT (result != NULL);
1881 ASSERT (strlen (result) == 50 + 3
1882 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
1883 && strcmp (result + strlen (result) - 3, " 33") == 0);
1884 ASSERT (retval == strlen (result));
1891 my_asprintf (&result, "%.e %d", 1234.0, 33, 44, 55);
1892 ASSERT (result != NULL);
1893 ASSERT (strcmp (result, "1e+03 33") == 0
1894 || strcmp (result, "1e+003 33") == 0);
1895 ASSERT (retval == strlen (result));
1899 { /* A positive number. */
1902 my_asprintf (&result, "%Le %d", 12.75L, 33, 44, 55);
1903 ASSERT (result != NULL);
1904 ASSERT (strcmp (result, "1.275000e+01 33") == 0);
1905 ASSERT (retval == strlen (result));
1909 { /* A larger positive number. */
1912 my_asprintf (&result, "%Le %d", 1234567.0L, 33, 44, 55);
1913 ASSERT (result != NULL);
1914 ASSERT (strcmp (result, "1.234567e+06 33") == 0);
1915 ASSERT (retval == strlen (result));
1919 { /* Small and large positive numbers. */
1920 static struct { long double value; const char *string; } data[] =
1922 { 1.234321234321234e-37L, "1.234321e-37" },
1923 { 1.234321234321234e-36L, "1.234321e-36" },
1924 { 1.234321234321234e-35L, "1.234321e-35" },
1925 { 1.234321234321234e-34L, "1.234321e-34" },
1926 { 1.234321234321234e-33L, "1.234321e-33" },
1927 { 1.234321234321234e-32L, "1.234321e-32" },
1928 { 1.234321234321234e-31L, "1.234321e-31" },
1929 { 1.234321234321234e-30L, "1.234321e-30" },
1930 { 1.234321234321234e-29L, "1.234321e-29" },
1931 { 1.234321234321234e-28L, "1.234321e-28" },
1932 { 1.234321234321234e-27L, "1.234321e-27" },
1933 { 1.234321234321234e-26L, "1.234321e-26" },
1934 { 1.234321234321234e-25L, "1.234321e-25" },
1935 { 1.234321234321234e-24L, "1.234321e-24" },
1936 { 1.234321234321234e-23L, "1.234321e-23" },
1937 { 1.234321234321234e-22L, "1.234321e-22" },
1938 { 1.234321234321234e-21L, "1.234321e-21" },
1939 { 1.234321234321234e-20L, "1.234321e-20" },
1940 { 1.234321234321234e-19L, "1.234321e-19" },
1941 { 1.234321234321234e-18L, "1.234321e-18" },
1942 { 1.234321234321234e-17L, "1.234321e-17" },
1943 { 1.234321234321234e-16L, "1.234321e-16" },
1944 { 1.234321234321234e-15L, "1.234321e-15" },
1945 { 1.234321234321234e-14L, "1.234321e-14" },
1946 { 1.234321234321234e-13L, "1.234321e-13" },
1947 { 1.234321234321234e-12L, "1.234321e-12" },
1948 { 1.234321234321234e-11L, "1.234321e-11" },
1949 { 1.234321234321234e-10L, "1.234321e-10" },
1950 { 1.234321234321234e-9L, "1.234321e-09" },
1951 { 1.234321234321234e-8L, "1.234321e-08" },
1952 { 1.234321234321234e-7L, "1.234321e-07" },
1953 { 1.234321234321234e-6L, "1.234321e-06" },
1954 { 1.234321234321234e-5L, "1.234321e-05" },
1955 { 1.234321234321234e-4L, "1.234321e-04" },
1956 { 1.234321234321234e-3L, "1.234321e-03" },
1957 { 1.234321234321234e-2L, "1.234321e-02" },
1958 { 1.234321234321234e-1L, "1.234321e-01" },
1959 { 1.234321234321234L, "1.234321e+00" },
1960 { 1.234321234321234e1L, "1.234321e+01" },
1961 { 1.234321234321234e2L, "1.234321e+02" },
1962 { 1.234321234321234e3L, "1.234321e+03" },
1963 { 1.234321234321234e4L, "1.234321e+04" },
1964 { 1.234321234321234e5L, "1.234321e+05" },
1965 { 1.234321234321234e6L, "1.234321e+06" },
1966 { 1.234321234321234e7L, "1.234321e+07" },
1967 { 1.234321234321234e8L, "1.234321e+08" },
1968 { 1.234321234321234e9L, "1.234321e+09" },
1969 { 1.234321234321234e10L, "1.234321e+10" },
1970 { 1.234321234321234e11L, "1.234321e+11" },
1971 { 1.234321234321234e12L, "1.234321e+12" },
1972 { 1.234321234321234e13L, "1.234321e+13" },
1973 { 1.234321234321234e14L, "1.234321e+14" },
1974 { 1.234321234321234e15L, "1.234321e+15" },
1975 { 1.234321234321234e16L, "1.234321e+16" },
1976 { 1.234321234321234e17L, "1.234321e+17" },
1977 { 1.234321234321234e18L, "1.234321e+18" },
1978 { 1.234321234321234e19L, "1.234321e+19" },
1979 { 1.234321234321234e20L, "1.234321e+20" },
1980 { 1.234321234321234e21L, "1.234321e+21" },
1981 { 1.234321234321234e22L, "1.234321e+22" },
1982 { 1.234321234321234e23L, "1.234321e+23" },
1983 { 1.234321234321234e24L, "1.234321e+24" },
1984 { 1.234321234321234e25L, "1.234321e+25" },
1985 { 1.234321234321234e26L, "1.234321e+26" },
1986 { 1.234321234321234e27L, "1.234321e+27" },
1987 { 1.234321234321234e28L, "1.234321e+28" },
1988 { 1.234321234321234e29L, "1.234321e+29" },
1989 { 1.234321234321234e30L, "1.234321e+30" },
1990 { 1.234321234321234e31L, "1.234321e+31" },
1991 { 1.234321234321234e32L, "1.234321e+32" },
1992 { 1.234321234321234e33L, "1.234321e+33" },
1993 { 1.234321234321234e34L, "1.234321e+34" },
1994 { 1.234321234321234e35L, "1.234321e+35" },
1995 { 1.234321234321234e36L, "1.234321e+36" }
1998 for (k = 0; k < SIZEOF (data); k++)
2002 my_asprintf (&result, "%Le", data[k].value);
2003 ASSERT (result != NULL);
2004 ASSERT (strcmp (result, data[k].string) == 0);
2005 ASSERT (retval == strlen (result));
2010 { /* A negative number. */
2013 my_asprintf (&result, "%Le %d", -0.03125L, 33, 44, 55);
2014 ASSERT (result != NULL);
2015 ASSERT (strcmp (result, "-3.125000e-02 33") == 0);
2016 ASSERT (retval == strlen (result));
2020 { /* Positive zero. */
2023 my_asprintf (&result, "%Le %d", 0.0L, 33, 44, 55);
2024 ASSERT (result != NULL);
2025 ASSERT (strcmp (result, "0.000000e+00 33") == 0);
2026 ASSERT (retval == strlen (result));
2030 { /* Negative zero. */
2033 my_asprintf (&result, "%Le %d", -0.0L, 33, 44, 55);
2034 ASSERT (result != NULL);
2035 if (have_minus_zero ())
2036 ASSERT (strcmp (result, "-0.000000e+00 33") == 0);
2037 ASSERT (retval == strlen (result));
2041 { /* Positive infinity. */
2044 my_asprintf (&result, "%Le %d", 1.0L / 0.0L, 33, 44, 55);
2045 ASSERT (result != NULL);
2046 ASSERT (strcmp (result, "inf 33") == 0
2047 || strcmp (result, "infinity 33") == 0);
2048 ASSERT (retval == strlen (result));
2052 { /* Negative infinity. */
2055 my_asprintf (&result, "%Le %d", -1.0L / 0.0L, 33, 44, 55);
2056 ASSERT (result != NULL);
2057 ASSERT (strcmp (result, "-inf 33") == 0
2058 || strcmp (result, "-infinity 33") == 0);
2059 ASSERT (retval == strlen (result));
2064 static long double zero = 0.0L;
2067 my_asprintf (&result, "%Le %d", zero / zero, 33, 44, 55);
2068 ASSERT (result != NULL);
2069 ASSERT (strlen (result) >= 3 + 3
2070 && strisnan (result, 0, strlen (result) - 3, 0)
2071 && strcmp (result + strlen (result) - 3, " 33") == 0);
2072 ASSERT (retval == strlen (result));
2079 my_asprintf (&result, "%15Le %d", 1.75L, 33, 44, 55);
2080 ASSERT (result != NULL);
2081 ASSERT (strcmp (result, " 1.750000e+00 33") == 0);
2082 ASSERT (retval == strlen (result));
2089 my_asprintf (&result, "%-15Le %d", 1.75L, 33, 44, 55);
2090 ASSERT (result != NULL);
2091 ASSERT (strcmp (result, "1.750000e+00 33") == 0);
2092 ASSERT (retval == strlen (result));
2096 { /* FLAG_SHOWSIGN. */
2099 my_asprintf (&result, "%+Le %d", 1.75L, 33, 44, 55);
2100 ASSERT (result != NULL);
2101 ASSERT (strcmp (result, "+1.750000e+00 33") == 0);
2102 ASSERT (retval == strlen (result));
2109 my_asprintf (&result, "% Le %d", 1.75L, 33, 44, 55);
2110 ASSERT (result != NULL);
2111 ASSERT (strcmp (result, " 1.750000e+00 33") == 0);
2112 ASSERT (retval == strlen (result));
2119 my_asprintf (&result, "%#Le %d", 1.75L, 33, 44, 55);
2120 ASSERT (result != NULL);
2121 ASSERT (strcmp (result, "1.750000e+00 33") == 0);
2122 ASSERT (retval == strlen (result));
2129 my_asprintf (&result, "%#.Le %d", 1.75L, 33, 44, 55);
2130 ASSERT (result != NULL);
2131 ASSERT (strcmp (result, "2.e+00 33") == 0);
2132 ASSERT (retval == strlen (result));
2139 my_asprintf (&result, "%#.Le %d", 9.75L, 33, 44, 55);
2140 ASSERT (result != NULL);
2141 ASSERT (strcmp (result, "1.e+01 33") == 0);
2142 ASSERT (retval == strlen (result));
2146 { /* FLAG_ZERO with finite number. */
2149 my_asprintf (&result, "%015Le %d", 1234.0L, 33, 44, 55);
2150 ASSERT (result != NULL);
2151 ASSERT (strcmp (result, "0001.234000e+03 33") == 0);
2152 ASSERT (retval == strlen (result));
2156 { /* FLAG_ZERO with infinite number. */
2159 my_asprintf (&result, "%015Le %d", -1.0L / 0.0L, 33, 44, 55);
2160 ASSERT (result != NULL);
2161 ASSERT (strcmp (result, " -inf 33") == 0
2162 || strcmp (result, " -infinity 33") == 0);
2163 ASSERT (retval == strlen (result));
2167 { /* FLAG_ZERO with NaN. */
2168 static long double zero = 0.0L;
2171 my_asprintf (&result, "%050Le %d", zero / zero, 33, 44, 55);
2172 ASSERT (result != NULL);
2173 ASSERT (strlen (result) == 50 + 3
2174 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2175 && strcmp (result + strlen (result) - 3, " 33") == 0);
2176 ASSERT (retval == strlen (result));
2183 my_asprintf (&result, "%.Le %d", 1234.0L, 33, 44, 55);
2184 ASSERT (result != NULL);
2185 ASSERT (strcmp (result, "1e+03 33") == 0);
2186 ASSERT (retval == strlen (result));
2190 /* Test the support of the %g format directive. */
2192 { /* A positive number. */
2195 my_asprintf (&result, "%g %d", 12.75, 33, 44, 55);
2196 ASSERT (result != NULL);
2197 ASSERT (strcmp (result, "12.75 33") == 0);
2198 ASSERT (retval == strlen (result));
2202 { /* A larger positive number. */
2205 my_asprintf (&result, "%g %d", 1234567.0, 33, 44, 55);
2206 ASSERT (result != NULL);
2207 ASSERT (strcmp (result, "1.23457e+06 33") == 0
2208 || strcmp (result, "1.23457e+006 33") == 0);
2209 ASSERT (retval == strlen (result));
2213 { /* Small and large positive numbers. */
2214 static struct { double value; const char *string; } data[] =
2216 { 1.234321234321234e-37, "1.23432e-37" },
2217 { 1.234321234321234e-36, "1.23432e-36" },
2218 { 1.234321234321234e-35, "1.23432e-35" },
2219 { 1.234321234321234e-34, "1.23432e-34" },
2220 { 1.234321234321234e-33, "1.23432e-33" },
2221 { 1.234321234321234e-32, "1.23432e-32" },
2222 { 1.234321234321234e-31, "1.23432e-31" },
2223 { 1.234321234321234e-30, "1.23432e-30" },
2224 { 1.234321234321234e-29, "1.23432e-29" },
2225 { 1.234321234321234e-28, "1.23432e-28" },
2226 { 1.234321234321234e-27, "1.23432e-27" },
2227 { 1.234321234321234e-26, "1.23432e-26" },
2228 { 1.234321234321234e-25, "1.23432e-25" },
2229 { 1.234321234321234e-24, "1.23432e-24" },
2230 { 1.234321234321234e-23, "1.23432e-23" },
2231 { 1.234321234321234e-22, "1.23432e-22" },
2232 { 1.234321234321234e-21, "1.23432e-21" },
2233 { 1.234321234321234e-20, "1.23432e-20" },
2234 { 1.234321234321234e-19, "1.23432e-19" },
2235 { 1.234321234321234e-18, "1.23432e-18" },
2236 { 1.234321234321234e-17, "1.23432e-17" },
2237 { 1.234321234321234e-16, "1.23432e-16" },
2238 { 1.234321234321234e-15, "1.23432e-15" },
2239 { 1.234321234321234e-14, "1.23432e-14" },
2240 { 1.234321234321234e-13, "1.23432e-13" },
2241 { 1.234321234321234e-12, "1.23432e-12" },
2242 { 1.234321234321234e-11, "1.23432e-11" },
2243 { 1.234321234321234e-10, "1.23432e-10" },
2244 { 1.234321234321234e-9, "1.23432e-09" },
2245 { 1.234321234321234e-8, "1.23432e-08" },
2246 { 1.234321234321234e-7, "1.23432e-07" },
2247 { 1.234321234321234e-6, "1.23432e-06" },
2248 { 1.234321234321234e-5, "1.23432e-05" },
2249 { 1.234321234321234e-4, "0.000123432" },
2250 { 1.234321234321234e-3, "0.00123432" },
2251 { 1.234321234321234e-2, "0.0123432" },
2252 { 1.234321234321234e-1, "0.123432" },
2253 { 1.234321234321234, "1.23432" },
2254 { 1.234321234321234e1, "12.3432" },
2255 { 1.234321234321234e2, "123.432" },
2256 { 1.234321234321234e3, "1234.32" },
2257 { 1.234321234321234e4, "12343.2" },
2258 { 1.234321234321234e5, "123432" },
2259 { 1.234321234321234e6, "1.23432e+06" },
2260 { 1.234321234321234e7, "1.23432e+07" },
2261 { 1.234321234321234e8, "1.23432e+08" },
2262 { 1.234321234321234e9, "1.23432e+09" },
2263 { 1.234321234321234e10, "1.23432e+10" },
2264 { 1.234321234321234e11, "1.23432e+11" },
2265 { 1.234321234321234e12, "1.23432e+12" },
2266 { 1.234321234321234e13, "1.23432e+13" },
2267 { 1.234321234321234e14, "1.23432e+14" },
2268 { 1.234321234321234e15, "1.23432e+15" },
2269 { 1.234321234321234e16, "1.23432e+16" },
2270 { 1.234321234321234e17, "1.23432e+17" },
2271 { 1.234321234321234e18, "1.23432e+18" },
2272 { 1.234321234321234e19, "1.23432e+19" },
2273 { 1.234321234321234e20, "1.23432e+20" },
2274 { 1.234321234321234e21, "1.23432e+21" },
2275 { 1.234321234321234e22, "1.23432e+22" },
2276 { 1.234321234321234e23, "1.23432e+23" },
2277 { 1.234321234321234e24, "1.23432e+24" },
2278 { 1.234321234321234e25, "1.23432e+25" },
2279 { 1.234321234321234e26, "1.23432e+26" },
2280 { 1.234321234321234e27, "1.23432e+27" },
2281 { 1.234321234321234e28, "1.23432e+28" },
2282 { 1.234321234321234e29, "1.23432e+29" },
2283 { 1.234321234321234e30, "1.23432e+30" },
2284 { 1.234321234321234e31, "1.23432e+31" },
2285 { 1.234321234321234e32, "1.23432e+32" },
2286 { 1.234321234321234e33, "1.23432e+33" },
2287 { 1.234321234321234e34, "1.23432e+34" },
2288 { 1.234321234321234e35, "1.23432e+35" },
2289 { 1.234321234321234e36, "1.23432e+36" }
2292 for (k = 0; k < SIZEOF (data); k++)
2296 my_asprintf (&result, "%g", data[k].value);
2297 const char *expected = data[k].string;
2298 ASSERT (result != NULL);
2299 ASSERT (strcmp (result, expected) == 0
2300 /* Some implementations produce exponents with 3 digits. */
2301 || (expected[strlen (expected) - 4] == 'e'
2302 && strlen (result) == strlen (expected) + 1
2303 && memcmp (result, expected, strlen (expected) - 2) == 0
2304 && result[strlen (expected) - 2] == '0'
2305 && strcmp (result + strlen (expected) - 1,
2306 expected + strlen (expected) - 2)
2308 ASSERT (retval == strlen (result));
2313 { /* A negative number. */
2316 my_asprintf (&result, "%g %d", -0.03125, 33, 44, 55);
2317 ASSERT (result != NULL);
2318 ASSERT (strcmp (result, "-0.03125 33") == 0);
2319 ASSERT (retval == strlen (result));
2323 { /* Positive zero. */
2326 my_asprintf (&result, "%g %d", 0.0, 33, 44, 55);
2327 ASSERT (result != NULL);
2328 ASSERT (strcmp (result, "0 33") == 0);
2329 ASSERT (retval == strlen (result));
2333 { /* Negative zero. */
2336 my_asprintf (&result, "%g %d", -0.0, 33, 44, 55);
2337 ASSERT (result != NULL);
2338 if (have_minus_zero ())
2339 ASSERT (strcmp (result, "-0 33") == 0);
2340 ASSERT (retval == strlen (result));
2344 { /* Positive infinity. */
2347 my_asprintf (&result, "%g %d", 1.0 / 0.0, 33, 44, 55);
2348 ASSERT (result != NULL);
2349 ASSERT (strcmp (result, "inf 33") == 0
2350 || strcmp (result, "infinity 33") == 0);
2351 ASSERT (retval == strlen (result));
2355 { /* Negative infinity. */
2358 my_asprintf (&result, "%g %d", -1.0 / 0.0, 33, 44, 55);
2359 ASSERT (result != NULL);
2360 ASSERT (strcmp (result, "-inf 33") == 0
2361 || strcmp (result, "-infinity 33") == 0);
2362 ASSERT (retval == strlen (result));
2369 my_asprintf (&result, "%g %d", NaN (), 33, 44, 55);
2370 ASSERT (result != NULL);
2371 ASSERT (strlen (result) >= 3 + 3
2372 && strisnan (result, 0, strlen (result) - 3, 0)
2373 && strcmp (result + strlen (result) - 3, " 33") == 0);
2374 ASSERT (retval == strlen (result));
2381 my_asprintf (&result, "%10g %d", 1.75, 33, 44, 55);
2382 ASSERT (result != NULL);
2383 ASSERT (strcmp (result, " 1.75 33") == 0);
2384 ASSERT (retval == strlen (result));
2391 my_asprintf (&result, "%-10g %d", 1.75, 33, 44, 55);
2392 ASSERT (result != NULL);
2393 ASSERT (strcmp (result, "1.75 33") == 0);
2394 ASSERT (retval == strlen (result));
2398 { /* FLAG_SHOWSIGN. */
2401 my_asprintf (&result, "%+g %d", 1.75, 33, 44, 55);
2402 ASSERT (result != NULL);
2403 ASSERT (strcmp (result, "+1.75 33") == 0);
2404 ASSERT (retval == strlen (result));
2411 my_asprintf (&result, "% g %d", 1.75, 33, 44, 55);
2412 ASSERT (result != NULL);
2413 ASSERT (strcmp (result, " 1.75 33") == 0);
2414 ASSERT (retval == strlen (result));
2421 my_asprintf (&result, "%#g %d", 1.75, 33, 44, 55);
2422 ASSERT (result != NULL);
2423 ASSERT (strcmp (result, "1.75000 33") == 0);
2424 ASSERT (retval == strlen (result));
2431 my_asprintf (&result, "%#.g %d", 1.75, 33, 44, 55);
2432 ASSERT (result != NULL);
2433 ASSERT (strcmp (result, "2. 33") == 0);
2434 ASSERT (retval == strlen (result));
2441 my_asprintf (&result, "%#.g %d", 9.75, 33, 44, 55);
2442 ASSERT (result != NULL);
2443 ASSERT (strcmp (result, "1.e+01 33") == 0
2444 || strcmp (result, "1.e+001 33") == 0);
2445 ASSERT (retval == strlen (result));
2449 { /* FLAG_ZERO with finite number. */
2452 my_asprintf (&result, "%010g %d", 1234.0, 33, 44, 55);
2453 ASSERT (result != NULL);
2454 ASSERT (strcmp (result, "0000001234 33") == 0);
2455 ASSERT (retval == strlen (result));
2459 { /* FLAG_ZERO with infinite number. */
2462 my_asprintf (&result, "%015g %d", -1.0 / 0.0, 33, 44, 55);
2463 ASSERT (result != NULL);
2464 ASSERT (strcmp (result, " -inf 33") == 0
2465 || strcmp (result, " -infinity 33") == 0);
2466 ASSERT (retval == strlen (result));
2470 { /* FLAG_ZERO with NaN. */
2473 my_asprintf (&result, "%050g %d", NaN (), 33, 44, 55);
2474 ASSERT (result != NULL);
2475 ASSERT (strlen (result) == 50 + 3
2476 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2477 && strcmp (result + strlen (result) - 3, " 33") == 0);
2478 ASSERT (retval == strlen (result));
2485 my_asprintf (&result, "%.g %d", 1234.0, 33, 44, 55);
2486 ASSERT (result != NULL);
2487 ASSERT (strcmp (result, "1e+03 33") == 0
2488 || strcmp (result, "1e+003 33") == 0);
2489 ASSERT (retval == strlen (result));
2493 { /* A positive number. */
2496 my_asprintf (&result, "%Lg %d", 12.75L, 33, 44, 55);
2497 ASSERT (result != NULL);
2498 ASSERT (strcmp (result, "12.75 33") == 0);
2499 ASSERT (retval == strlen (result));
2503 { /* A larger positive number. */
2506 my_asprintf (&result, "%Lg %d", 1234567.0L, 33, 44, 55);
2507 ASSERT (result != NULL);
2508 ASSERT (strcmp (result, "1.23457e+06 33") == 0);
2509 ASSERT (retval == strlen (result));
2513 { /* Small and large positive numbers. */
2514 static struct { long double value; const char *string; } data[] =
2516 { 1.234321234321234e-37L, "1.23432e-37" },
2517 { 1.234321234321234e-36L, "1.23432e-36" },
2518 { 1.234321234321234e-35L, "1.23432e-35" },
2519 { 1.234321234321234e-34L, "1.23432e-34" },
2520 { 1.234321234321234e-33L, "1.23432e-33" },
2521 { 1.234321234321234e-32L, "1.23432e-32" },
2522 { 1.234321234321234e-31L, "1.23432e-31" },
2523 { 1.234321234321234e-30L, "1.23432e-30" },
2524 { 1.234321234321234e-29L, "1.23432e-29" },
2525 { 1.234321234321234e-28L, "1.23432e-28" },
2526 { 1.234321234321234e-27L, "1.23432e-27" },
2527 { 1.234321234321234e-26L, "1.23432e-26" },
2528 { 1.234321234321234e-25L, "1.23432e-25" },
2529 { 1.234321234321234e-24L, "1.23432e-24" },
2530 { 1.234321234321234e-23L, "1.23432e-23" },
2531 { 1.234321234321234e-22L, "1.23432e-22" },
2532 { 1.234321234321234e-21L, "1.23432e-21" },
2533 { 1.234321234321234e-20L, "1.23432e-20" },
2534 { 1.234321234321234e-19L, "1.23432e-19" },
2535 { 1.234321234321234e-18L, "1.23432e-18" },
2536 { 1.234321234321234e-17L, "1.23432e-17" },
2537 { 1.234321234321234e-16L, "1.23432e-16" },
2538 { 1.234321234321234e-15L, "1.23432e-15" },
2539 { 1.234321234321234e-14L, "1.23432e-14" },
2540 { 1.234321234321234e-13L, "1.23432e-13" },
2541 { 1.234321234321234e-12L, "1.23432e-12" },
2542 { 1.234321234321234e-11L, "1.23432e-11" },
2543 { 1.234321234321234e-10L, "1.23432e-10" },
2544 { 1.234321234321234e-9L, "1.23432e-09" },
2545 { 1.234321234321234e-8L, "1.23432e-08" },
2546 { 1.234321234321234e-7L, "1.23432e-07" },
2547 { 1.234321234321234e-6L, "1.23432e-06" },
2548 { 1.234321234321234e-5L, "1.23432e-05" },
2549 { 1.234321234321234e-4L, "0.000123432" },
2550 { 1.234321234321234e-3L, "0.00123432" },
2551 { 1.234321234321234e-2L, "0.0123432" },
2552 { 1.234321234321234e-1L, "0.123432" },
2553 { 1.234321234321234L, "1.23432" },
2554 { 1.234321234321234e1L, "12.3432" },
2555 { 1.234321234321234e2L, "123.432" },
2556 { 1.234321234321234e3L, "1234.32" },
2557 { 1.234321234321234e4L, "12343.2" },
2558 { 1.234321234321234e5L, "123432" },
2559 { 1.234321234321234e6L, "1.23432e+06" },
2560 { 1.234321234321234e7L, "1.23432e+07" },
2561 { 1.234321234321234e8L, "1.23432e+08" },
2562 { 1.234321234321234e9L, "1.23432e+09" },
2563 { 1.234321234321234e10L, "1.23432e+10" },
2564 { 1.234321234321234e11L, "1.23432e+11" },
2565 { 1.234321234321234e12L, "1.23432e+12" },
2566 { 1.234321234321234e13L, "1.23432e+13" },
2567 { 1.234321234321234e14L, "1.23432e+14" },
2568 { 1.234321234321234e15L, "1.23432e+15" },
2569 { 1.234321234321234e16L, "1.23432e+16" },
2570 { 1.234321234321234e17L, "1.23432e+17" },
2571 { 1.234321234321234e18L, "1.23432e+18" },
2572 { 1.234321234321234e19L, "1.23432e+19" },
2573 { 1.234321234321234e20L, "1.23432e+20" },
2574 { 1.234321234321234e21L, "1.23432e+21" },
2575 { 1.234321234321234e22L, "1.23432e+22" },
2576 { 1.234321234321234e23L, "1.23432e+23" },
2577 { 1.234321234321234e24L, "1.23432e+24" },
2578 { 1.234321234321234e25L, "1.23432e+25" },
2579 { 1.234321234321234e26L, "1.23432e+26" },
2580 { 1.234321234321234e27L, "1.23432e+27" },
2581 { 1.234321234321234e28L, "1.23432e+28" },
2582 { 1.234321234321234e29L, "1.23432e+29" },
2583 { 1.234321234321234e30L, "1.23432e+30" },
2584 { 1.234321234321234e31L, "1.23432e+31" },
2585 { 1.234321234321234e32L, "1.23432e+32" },
2586 { 1.234321234321234e33L, "1.23432e+33" },
2587 { 1.234321234321234e34L, "1.23432e+34" },
2588 { 1.234321234321234e35L, "1.23432e+35" },
2589 { 1.234321234321234e36L, "1.23432e+36" }
2592 for (k = 0; k < SIZEOF (data); k++)
2596 my_asprintf (&result, "%Lg", data[k].value);
2597 ASSERT (result != NULL);
2598 ASSERT (strcmp (result, data[k].string) == 0);
2599 ASSERT (retval == strlen (result));
2604 { /* A negative number. */
2607 my_asprintf (&result, "%Lg %d", -0.03125L, 33, 44, 55);
2608 ASSERT (result != NULL);
2609 ASSERT (strcmp (result, "-0.03125 33") == 0);
2610 ASSERT (retval == strlen (result));
2614 { /* Positive zero. */
2617 my_asprintf (&result, "%Lg %d", 0.0L, 33, 44, 55);
2618 ASSERT (result != NULL);
2619 ASSERT (strcmp (result, "0 33") == 0);
2620 ASSERT (retval == strlen (result));
2624 { /* Negative zero. */
2627 my_asprintf (&result, "%Lg %d", -0.0L, 33, 44, 55);
2628 ASSERT (result != NULL);
2629 if (have_minus_zero ())
2630 ASSERT (strcmp (result, "-0 33") == 0);
2631 ASSERT (retval == strlen (result));
2635 { /* Positive infinity. */
2638 my_asprintf (&result, "%Lg %d", 1.0L / 0.0L, 33, 44, 55);
2639 ASSERT (result != NULL);
2640 ASSERT (strcmp (result, "inf 33") == 0
2641 || strcmp (result, "infinity 33") == 0);
2642 ASSERT (retval == strlen (result));
2646 { /* Negative infinity. */
2649 my_asprintf (&result, "%Lg %d", -1.0L / 0.0L, 33, 44, 55);
2650 ASSERT (result != NULL);
2651 ASSERT (strcmp (result, "-inf 33") == 0
2652 || strcmp (result, "-infinity 33") == 0);
2653 ASSERT (retval == strlen (result));
2658 static long double zero = 0.0L;
2661 my_asprintf (&result, "%Lg %d", zero / zero, 33, 44, 55);
2662 ASSERT (result != NULL);
2663 ASSERT (strlen (result) >= 3 + 3
2664 && strisnan (result, 0, strlen (result) - 3, 0)
2665 && strcmp (result + strlen (result) - 3, " 33") == 0);
2666 ASSERT (retval == strlen (result));
2673 my_asprintf (&result, "%10Lg %d", 1.75L, 33, 44, 55);
2674 ASSERT (result != NULL);
2675 ASSERT (strcmp (result, " 1.75 33") == 0);
2676 ASSERT (retval == strlen (result));
2683 my_asprintf (&result, "%-10Lg %d", 1.75L, 33, 44, 55);
2684 ASSERT (result != NULL);
2685 ASSERT (strcmp (result, "1.75 33") == 0);
2686 ASSERT (retval == strlen (result));
2690 { /* FLAG_SHOWSIGN. */
2693 my_asprintf (&result, "%+Lg %d", 1.75L, 33, 44, 55);
2694 ASSERT (result != NULL);
2695 ASSERT (strcmp (result, "+1.75 33") == 0);
2696 ASSERT (retval == strlen (result));
2703 my_asprintf (&result, "% Lg %d", 1.75L, 33, 44, 55);
2704 ASSERT (result != NULL);
2705 ASSERT (strcmp (result, " 1.75 33") == 0);
2706 ASSERT (retval == strlen (result));
2713 my_asprintf (&result, "%#Lg %d", 1.75L, 33, 44, 55);
2714 ASSERT (result != NULL);
2715 ASSERT (strcmp (result, "1.75000 33") == 0);
2716 ASSERT (retval == strlen (result));
2723 my_asprintf (&result, "%#.Lg %d", 1.75L, 33, 44, 55);
2724 ASSERT (result != NULL);
2725 ASSERT (strcmp (result, "2. 33") == 0);
2726 ASSERT (retval == strlen (result));
2733 my_asprintf (&result, "%#.Lg %d", 9.75L, 33, 44, 55);
2734 ASSERT (result != NULL);
2735 ASSERT (strcmp (result, "1.e+01 33") == 0);
2736 ASSERT (retval == strlen (result));
2740 { /* FLAG_ZERO with finite number. */
2743 my_asprintf (&result, "%010Lg %d", 1234.0L, 33, 44, 55);
2744 ASSERT (result != NULL);
2745 ASSERT (strcmp (result, "0000001234 33") == 0);
2746 ASSERT (retval == strlen (result));
2750 { /* FLAG_ZERO with infinite number. */
2753 my_asprintf (&result, "%015Lg %d", -1.0L / 0.0L, 33, 44, 55);
2754 ASSERT (result != NULL);
2755 ASSERT (strcmp (result, " -inf 33") == 0
2756 || strcmp (result, " -infinity 33") == 0);
2757 ASSERT (retval == strlen (result));
2761 { /* FLAG_ZERO with NaN. */
2762 static long double zero = 0.0L;
2765 my_asprintf (&result, "%050Lg %d", zero / zero, 33, 44, 55);
2766 ASSERT (result != NULL);
2767 ASSERT (strlen (result) == 50 + 3
2768 && strisnan (result, strspn (result, " "), strlen (result) - 3, 0)
2769 && strcmp (result + strlen (result) - 3, " 33") == 0);
2770 ASSERT (retval == strlen (result));
2777 my_asprintf (&result, "%.Lg %d", 1234.0L, 33, 44, 55);
2778 ASSERT (result != NULL);
2779 ASSERT (strcmp (result, "1e+03 33") == 0);
2780 ASSERT (retval == strlen (result));
2784 /* Test the support of the %n format directive. */
2790 my_asprintf (&result, "%d %n", 123, &count, 33, 44, 55);
2791 ASSERT (result != NULL);
2792 ASSERT (strcmp (result, "123 ") == 0);
2793 ASSERT (retval == strlen (result));
2794 ASSERT (count == 4);
2798 /* Test the support of the POSIX/XSI format strings with positions. */
2803 my_asprintf (&result, "%2$d %1$d", 33, 55);
2804 ASSERT (result != NULL);
2805 ASSERT (strcmp (result, "55 33") == 0);
2806 ASSERT (retval == strlen (result));
2810 /* Test the support of the grouping flag. */
2815 my_asprintf (&result, "%'d %d", 1234567, 99);
2816 ASSERT (result != NULL);
2817 ASSERT (result[strlen (result) - 1] == '9');
2818 ASSERT (retval == strlen (result));
2824 my_asprintf (char **result, const char *format, ...)
2829 va_start (args, format);
2830 ret = vasprintf (result, format, args);
2838 test_function (my_asprintf);
2844 test_function (asprintf);
2848 main (int argc, char *argv[])