X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fstring.in.h;h=8749f73de22b4045f35c286e89d5eea456d97a7b;hb=cbd5934b1918d73022d1d1d9904112f3d6d7f187;hp=cffe37295538b27792759efab70bdcb37946467a;hpb=b4349b948ba2c352187158e241334abda6e473e9;p=pspp diff --git a/lib/string.in.h b/lib/string.in.h index cffe372955..8749f73de2 100644 --- a/lib/string.in.h +++ b/lib/string.in.h @@ -48,10 +48,10 @@ #endif -/* The definition of GL_LINK_WARNING is copied here. */ - /* The definition of _GL_ARG_NONNULL is copied here. */ +/* The definition of _GL_WARN_ON_USE is copied here. */ + #ifdef __cplusplus extern "C" { @@ -67,10 +67,9 @@ extern void *memchr (void const *__s, int __c, size_t __n) # endif #elif defined GNULIB_POSIXCHECK # undef memchr -# define memchr(s,c,n) \ - (GL_LINK_WARNING ("memchr has platform-specific bugs - " \ - "use gnulib module memchr for portability" ), \ - memchr (s, c, n)) +/* Assume memchr is always declared. */ +_GL_WARN_ON_USE (memchr, "memchr has platform-specific bugs - " + "use gnulib module memchr for portability" ); #endif /* Return the first occurrence of NEEDLE in HAYSTACK. */ @@ -85,11 +84,11 @@ extern void *memmem (void const *__haystack, size_t __haystack_len, # endif #elif defined GNULIB_POSIXCHECK # undef memmem -# define memmem(a,al,b,bl) \ - (GL_LINK_WARNING ("memmem is unportable and often quadratic - " \ - "use gnulib module memmem-simple for portability, " \ - "and module memmem for speed" ), \ - memmem (a, al, b, bl)) +# if HAVE_RAW_DECL_MEMMEM +_GL_WARN_ON_USE (memmem, "memmem is unportable and often quadratic - " + "use gnulib module memmem-simple for portability, " + "and module memmem for speed" ); +# endif #endif /* Copy N bytes of SRC to DEST, return pointer to bytes after the @@ -102,10 +101,10 @@ extern void *mempcpy (void *restrict __dest, void const *restrict __src, # endif #elif defined GNULIB_POSIXCHECK # undef mempcpy -# define mempcpy(a,b,n) \ - (GL_LINK_WARNING ("mempcpy is unportable - " \ - "use gnulib module mempcpy for portability"), \ - mempcpy (a, b, n)) +# if HAVE_RAW_DECL_MEMPCPY +_GL_WARN_ON_USE (mempcpy, "mempcpy is unportable - " + "use gnulib module mempcpy for portability"); +# endif #endif /* Search backwards through a block for a byte (specified as an int). */ @@ -116,10 +115,10 @@ extern void *memrchr (void const *, int, size_t) # endif #elif defined GNULIB_POSIXCHECK # undef memrchr -# define memrchr(a,b,c) \ - (GL_LINK_WARNING ("memrchr is unportable - " \ - "use gnulib module memrchr for portability"), \ - memrchr (a, b, c)) +# if HAVE_RAW_DECL_MEMRCHR +_GL_WARN_ON_USE (memrchr, "memrchr is unportable - " + "use gnulib module memrchr for portability"); +# endif #endif /* Find the first occurrence of C in S. More efficient than @@ -132,10 +131,10 @@ extern void *rawmemchr (void const *__s, int __c_in) # endif #elif defined GNULIB_POSIXCHECK # undef rawmemchr -# define rawmemchr(a,b) \ - (GL_LINK_WARNING ("rawmemchr is unportable - " \ - "use gnulib module rawmemchr for portability"), \ - rawmemchr (a, b)) +# if HAVE_RAW_DECL_RAWMEMCHR +_GL_WARN_ON_USE (rawmemchr, "rawmemchr is unportable - " + "use gnulib module rawmemchr for portability"); +# endif #endif /* Copy SRC to DST, returning the address of the terminating '\0' in DST. */ @@ -146,10 +145,10 @@ extern char *stpcpy (char *restrict __dst, char const *restrict __src) # endif #elif defined GNULIB_POSIXCHECK # undef stpcpy -# define stpcpy(a,b) \ - (GL_LINK_WARNING ("stpcpy is unportable - " \ - "use gnulib module stpcpy for portability"), \ - stpcpy (a, b)) +# if HAVE_RAW_DECL_STPCPY +_GL_WARN_ON_USE (stpcpy, "stpcpy is unportable - " + "use gnulib module stpcpy for portability"); +# endif #endif /* Copy no more than N bytes of SRC to DST, returning a pointer past the @@ -163,21 +162,20 @@ extern char *stpncpy (char *restrict __dst, char const *restrict __src, # endif #elif defined GNULIB_POSIXCHECK # undef stpncpy -# define stpncpy(a,b,n) \ - (GL_LINK_WARNING ("stpncpy is unportable - " \ - "use gnulib module stpncpy for portability"), \ - stpncpy (a, b, n)) +# if HAVE_RAW_DECL_STPNCPY +_GL_WARN_ON_USE (stpncpy, "stpncpy is unportable - " + "use gnulib module stpncpy for portability"); +# endif #endif #if defined GNULIB_POSIXCHECK /* strchr() does not work with multibyte strings if the locale encoding is GB18030 and the character to be searched is a digit. */ # undef strchr -# define strchr(s,c) \ - (GL_LINK_WARNING ("strchr cannot work correctly on character strings " \ - "in some multibyte locales - " \ - "use mbschr if you care about internationalization"), \ - strchr (s, c)) +/* Assume strchr is always declared. */ +_GL_WARN_ON_USE (strchr, "strchr cannot work correctly on character strings " + "in some multibyte locales - " + "use mbschr if you care about internationalization"); #endif /* Find the first occurrence of C in S or the final NUL byte. */ @@ -188,10 +186,10 @@ extern char *strchrnul (char const *__s, int __c_in) # endif #elif defined GNULIB_POSIXCHECK # undef strchrnul -# define strchrnul(a,b) \ - (GL_LINK_WARNING ("strchrnul is unportable - " \ - "use gnulib module strchrnul for portability"), \ - strchrnul (a, b)) +# if HAVE_RAW_DECL_STRCHRNUL +_GL_WARN_ON_USE (strchrnul, "strchrnul is unportable - " + "use gnulib module strchrnul for portability"); +# endif #endif /* Duplicate S, returning an identical malloc'd string. */ @@ -205,10 +203,10 @@ extern char *strdup (char const *__s) _GL_ARG_NONNULL ((1)); # endif #elif defined GNULIB_POSIXCHECK # undef strdup -# define strdup(a) \ - (GL_LINK_WARNING ("strdup is unportable - " \ - "use gnulib module strdup for portability"), \ - strdup (a)) +# if HAVE_RAW_DECL_STRDUP +_GL_WARN_ON_USE (strdup, "strdup is unportable - " + "use gnulib module strdup for portability"); +# endif #endif /* Return a newly allocated copy of at most N bytes of STRING. */ @@ -222,10 +220,10 @@ extern char *strndup (char const *__string, size_t __n) _GL_ARG_NONNULL ((1)); # endif #elif defined GNULIB_POSIXCHECK # undef strndup -# define strndup(a,n) \ - (GL_LINK_WARNING ("strndup is unportable - " \ - "use gnulib module strndup for portability"), \ - strndup (a, n)) +# if HAVE_RAW_DECL_STRNDUP +_GL_WARN_ON_USE (strndup, "strndup is unportable - " + "use gnulib module strndup for portability"); +# endif #endif /* Find the length (number of bytes) of STRING, but scan at most @@ -238,10 +236,10 @@ extern size_t strnlen (char const *__string, size_t __maxlen) # endif #elif defined GNULIB_POSIXCHECK # undef strnlen -# define strnlen(a,n) \ - (GL_LINK_WARNING ("strnlen is unportable - " \ - "use gnulib module strnlen for portability"), \ - strnlen (a, n)) +# if HAVE_RAW_DECL_STRNLEN +_GL_WARN_ON_USE (strnlen, "strnlen is unportable - " + "use gnulib module strnlen for portability"); +# endif #endif #if defined GNULIB_POSIXCHECK @@ -250,11 +248,10 @@ extern size_t strnlen (char const *__string, size_t __maxlen) locale encoding is GB18030 and one of the characters to be searched is a digit. */ # undef strcspn -# define strcspn(s,a) \ - (GL_LINK_WARNING ("strcspn cannot work correctly on character strings " \ - "in multibyte locales - " \ - "use mbscspn if you care about internationalization"), \ - strcspn (s, a)) +/* Assume strcspn is always declared. */ +_GL_WARN_ON_USE (strcspn, "strcspn cannot work correctly on character strings " + "in multibyte locales - " + "use mbscspn if you care about internationalization"); #endif /* Find the first occurrence in S of any character in ACCEPT. */ @@ -269,40 +266,36 @@ extern char *strpbrk (char const *__s, char const *__accept) locale encoding is GB18030 and one of the characters to be searched is a digit. */ # undef strpbrk -# define strpbrk(s,a) \ - (GL_LINK_WARNING ("strpbrk cannot work correctly on character strings " \ - "in multibyte locales - " \ - "use mbspbrk if you care about internationalization"), \ - strpbrk (s, a)) +_GL_WARN_ON_USE (strpbrk, "strpbrk cannot work correctly on character strings " + "in multibyte locales - " + "use mbspbrk if you care about internationalization"); # endif #elif defined GNULIB_POSIXCHECK # undef strpbrk -# define strpbrk(s,a) \ - (GL_LINK_WARNING ("strpbrk is unportable - " \ - "use gnulib module strpbrk for portability"), \ - strpbrk (s, a)) +# if HAVE_RAW_DECL_STRPBRK +_GL_WARN_ON_USE (strpbrk, "strpbrk is unportable - " + "use gnulib module strpbrk for portability"); +# endif #endif #if defined GNULIB_POSIXCHECK /* strspn() assumes the second argument is a list of single-byte characters. Even in this simple case, it cannot work with multibyte strings. */ # undef strspn -# define strspn(s,a) \ - (GL_LINK_WARNING ("strspn cannot work correctly on character strings " \ - "in multibyte locales - " \ - "use mbsspn if you care about internationalization"), \ - strspn (s, a)) +/* Assume strspn is always declared. */ +_GL_WARN_ON_USE (strspn, "strspn cannot work correctly on character strings " + "in multibyte locales - " + "use mbsspn if you care about internationalization"); #endif #if defined GNULIB_POSIXCHECK /* strrchr() does not work with multibyte strings if the locale encoding is GB18030 and the character to be searched is a digit. */ # undef strrchr -# define strrchr(s,c) \ - (GL_LINK_WARNING ("strrchr cannot work correctly on character strings " \ - "in some multibyte locales - " \ - "use mbsrchr if you care about internationalization"), \ - strrchr (s, c)) +/* Assume strrchr is always declared. */ +_GL_WARN_ON_USE (strrchr, "strrchr cannot work correctly on character strings " + "in some multibyte locales - " + "use mbsrchr if you care about internationalization"); #endif /* Search the next delimiter (char listed in DELIM) starting at *STRINGP. @@ -328,18 +321,16 @@ extern char *strsep (char **restrict __stringp, char const *restrict __delim) # endif # if defined GNULIB_POSIXCHECK # undef strsep -# define strsep(s,d) \ - (GL_LINK_WARNING ("strsep cannot work correctly on character strings " \ - "in multibyte locales - " \ - "use mbssep if you care about internationalization"), \ - strsep (s, d)) +_GL_WARN_ON_USE (strsep, "strsep cannot work correctly on character strings " + "in multibyte locales - " + "use mbssep if you care about internationalization"); # endif #elif defined GNULIB_POSIXCHECK # undef strsep -# define strsep(s,d) \ - (GL_LINK_WARNING ("strsep is unportable - " \ - "use gnulib module strsep for portability"), \ - strsep (s, d)) +# if HAVE_RAW_DECL_STRSEP +_GL_WARN_ON_USE (strsep, "strsep is unportable - " + "use gnulib module strsep for portability"); +# endif #endif #if @GNULIB_STRSTR@ @@ -354,13 +345,12 @@ extern char *strstr (const char *haystack, const char *needle) POSIX says that it operates on "strings", and "string" in POSIX is defined as a sequence of bytes, not of characters. */ # undef strstr -# define strstr(a,b) \ - (GL_LINK_WARNING ("strstr is quadratic on many systems, and cannot " \ - "work correctly on character strings in most " \ - "multibyte locales - " \ - "use mbsstr if you care about internationalization, " \ - "or use strstr if you care about speed"), \ - strstr (a, b)) +/* Assume strstr is always declared. */ +_GL_WARN_ON_USE (strstr, "strstr is quadratic on many systems, and cannot " + "work correctly on character strings in most " + "multibyte locales - " + "use mbsstr if you care about internationalization, " + "or use strstr if you care about speed"); #endif /* Find the first occurrence of NEEDLE in HAYSTACK, using case-insensitive @@ -378,13 +368,13 @@ extern char *strcasestr (const char *haystack, const char *needle) It is a glibc extension, and glibc implements it only for unibyte locales. */ # undef strcasestr -# define strcasestr(a,b) \ - (GL_LINK_WARNING ("strcasestr does work correctly on character strings " \ - "in multibyte locales - " \ - "use mbscasestr if you care about " \ - "internationalization, or use c-strcasestr if you want " \ - "a locale independent function"), \ - strcasestr (a, b)) +# if HAVE_RAW_DECL_STRCASESTR +_GL_WARN_ON_USE (strcasestr, "strcasestr does work correctly on character " + "strings in multibyte locales - " + "use mbscasestr if you care about " + "internationalization, or use c-strcasestr if you want " + "a locale independent function"); +# endif #endif /* Parse S into tokens separated by characters in DELIM. @@ -413,7 +403,7 @@ extern char *strcasestr (const char *haystack, const char *needle) # if @REPLACE_STRTOK_R@ # undef strtok_r # define strtok_r rpl_strtok_r -# elif @UNDEFINE_STRTOK_R@ +# elif @UNDEFINE_STRTOK_R@ || defined GNULIB_POSIXCHECK # undef strtok_r # endif # if ! @HAVE_DECL_STRTOK_R@ || @REPLACE_STRTOK_R@ @@ -422,19 +412,16 @@ extern char *strtok_r (char *restrict s, char const *restrict delim, _GL_ARG_NONNULL ((2, 3)); # endif # if defined GNULIB_POSIXCHECK -# undef strtok_r -# define strtok_r(s,d,p) \ - (GL_LINK_WARNING ("strtok_r cannot work correctly on character strings " \ - "in multibyte locales - " \ - "use mbstok_r if you care about internationalization"), \ - strtok_r (s, d, p)) +_GL_WARN_ON_USE (strtok_r, "strtok_r cannot work correctly on character " + "strings in multibyte locales - " + "use mbstok_r if you care about internationalization"); # endif #elif defined GNULIB_POSIXCHECK # undef strtok_r -# define strtok_r(s,d,p) \ - (GL_LINK_WARNING ("strtok_r is unportable - " \ - "use gnulib module strtok_r for portability"), \ - strtok_r (s, d, p)) +# if HAVE_RAW_DECL_STRTOK_R +_GL_WARN_ON_USE (strtok_r, "strtok_r is unportable - " + "use gnulib module strtok_r for portability"); +# endif #endif @@ -614,10 +601,9 @@ extern char *strerror (int); # endif #elif defined GNULIB_POSIXCHECK # undef strerror -# define strerror(e) \ - (GL_LINK_WARNING ("strerror is unportable - " \ - "use gnulib module strerror to guarantee non-NULL result"), \ - strerror (e)) +/* Assume strerror is always declared. */ +_GL_WARN_ON_USE (strerror, "strerror is unportable - " + "use gnulib module strerror to guarantee non-NULL result"); #endif #if @GNULIB_STRSIGNAL@ @@ -629,10 +615,10 @@ extern char *strsignal (int __sig); # endif #elif defined GNULIB_POSIXCHECK # undef strsignal -# define strsignal(a) \ - (GL_LINK_WARNING ("strsignal is unportable - " \ - "use gnulib module strsignal for portability"), \ - strsignal (a)) +# if HAVE_RAW_DECL_STRSIGNAL +_GL_WARN_ON_USE (strsignal, "strsignal is unportable - " + "use gnulib module strsignal for portability"); +# endif #endif #if @GNULIB_STRVERSCMP@ @@ -641,10 +627,10 @@ extern int strverscmp (const char *, const char *) _GL_ARG_NONNULL ((1, 2)); # endif #elif defined GNULIB_POSIXCHECK # undef strverscmp -# define strverscmp(a, b) \ - (GL_LINK_WARNING ("strverscmp is unportable - " \ - "use gnulib module strverscmp for portability"), \ - strverscmp (a, b)) +# if HAVE_RAW_DECL_STRVERSCMP +_GL_WARN_ON_USE (strverscmp, "strverscmp is unportable - " + "use gnulib module strverscmp for portability"); +# endif #endif