inttypes: Remove configure tests that are not needed since 2009-12-31.

* m4/inttypes.m4 (gl_INTTYPES_H): Remove determination of
gl_cv_header_working_inttypes_h.

diff --git a/ChangeLog b/ChangeLog
index 82c846869f886712e01c3a8382d6ddd44fe34845..c22150070920a335604dc9e8f725b4c962e76857 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2011-04-22  Paul Eggert  <eggert@cs.ucla.edu>
+
+       inttypes: Remove configure tests that are not needed since 2009-12-31.
+       * m4/inttypes.m4 (gl_INTTYPES_H): Remove determination of
+       gl_cv_header_working_inttypes_h.
+
 2011-04-22  Paul Eggert  <eggert@cs.ucla.edu>
 
        * modules/strnlen (Depends-on): Remove memchr.

diff --git a/m4/inttypes.m4 b/m4/inttypes.m4
index 92a4ac019f5846ecdcf7d5257bed79216fc010a9..42120e72c61e401f0f9ed62e2e798ef9b73f1f49 100644 (file)
--- a/m4/inttypes.m4
+++ b/m4/inttypes.m4
@@ -1,4 +1,4 @@
-# inttypes.m4 serial 18
+# inttypes.m4 serial 19
 dnl Copyright (C) 2006-2011 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -17,125 +17,6 @@ AC_DEFUN([gl_INTTYPES_H],
   AC_CHECK_DECLS_ONCE([strtoimax])
   AC_CHECK_DECLS_ONCE([strtoumax])
 
-  dnl Now see if we need a substitute <inttypes.h>.
-  dnl A complete <inttypes.h> requires
-  dnl   - a complete <stdint.h>,
-  dnl   - the existence of an <inttypes.h>,
-  dnl   - that imaxabs, imaxdiv, strtoimax, strtoumax are declared,
-  dnl   - some additional tests.
-  AC_CACHE_CHECK([whether inttypes.h conforms to C99],
-    [gl_cv_header_working_inttypes_h],
-    [gl_cv_header_working_inttypes_h=no
-     if test "$gl_cv_header_working_stdint_h" = yes \
-        && test $ac_cv_header_inttypes_h = yes \
-        && test "$ac_cv_have_decl_imaxabs" = yes \
-        && test "$ac_cv_have_decl_imaxdiv" = yes \
-        && test "$ac_cv_have_decl_strtoimax" = yes \
-        && test "$ac_cv_have_decl_strtoumax" = yes; then
-       AC_COMPILE_IFELSE([
-         AC_LANG_PROGRAM([[
-#include <stddef.h>
-#define __STDC_LIMIT_MACROS 1 /* to make it work also in C++ mode */
-#define __STDC_CONSTANT_MACROS 1 /* to make it work also in C++ mode */
-#define __STDC_FORMAT_MACROS 1 /* to make it work also in C++ mode */
-#define _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H /* work if build isn't clean */
-#include <inttypes.h>
-
-/* No need to duplicate the tests of stdint.m4; they are subsumed by
-   $gl_cv_header_working_stdint_h = yes.  */
-
-/* Tests for macros supposed to be defined in inttypes.h.  */
-
-const char *k = /* implicit string concatenation */
-#ifdef INT8_MAX
-  PRId8 PRIi8
-#endif
-#ifdef UINT8_MAX
-  PRIo8 PRIu8 PRIx8 PRIX8
-#endif
-#ifdef INT16_MAX
-  PRId16 PRIi16
-#endif
-#ifdef UINT16_MAX
-  PRIo16 PRIu16 PRIx16 PRIX16
-#endif
-#ifdef INT32_MAX
-  PRId32 PRIi32
-#endif
-#ifdef UINT32_MAX
-  PRIo32 PRIu32 PRIx32 PRIX32
-#endif
-#ifdef INT64_MAX
-  PRId64 PRIi64
-#endif
-#ifdef UINT64_MAX
-  PRIo64 PRIu64 PRIx64 PRIX64
-#endif
-  PRIdLEAST8 PRIiLEAST8 PRIoLEAST8 PRIuLEAST8 PRIxLEAST8 PRIXLEAST8
-  PRIdLEAST16 PRIiLEAST16 PRIoLEAST16 PRIuLEAST16 PRIxLEAST16 PRIXLEAST16
-  PRIdLEAST32 PRIiLEAST32 PRIoLEAST32 PRIuLEAST32 PRIxLEAST32 PRIXLEAST32
-  PRIdLEAST64 PRIiLEAST64
-  PRIoLEAST64 PRIuLEAST64 PRIxLEAST64 PRIXLEAST64
-  PRIdFAST8 PRIiFAST8 PRIoFAST8 PRIuFAST8 PRIxFAST8 PRIXFAST8
-  PRIdFAST16 PRIiFAST16 PRIoFAST16 PRIuFAST16 PRIxFAST16 PRIXFAST16
-  PRIdFAST32 PRIiFAST32 PRIoFAST32 PRIuFAST32 PRIxFAST32 PRIXFAST32
-  PRIdFAST64 PRIiFAST64
-  PRIoFAST64 PRIuFAST64 PRIxFAST64 PRIXFAST64
-  PRIdMAX PRIiMAX PRIoMAX PRIuMAX PRIxMAX PRIXMAX
-#ifdef INTPTR_MAX
-  PRIdPTR PRIiPTR
-#endif
-#ifdef UINTPTR_MAX
-  PRIoPTR PRIuPTR PRIxPTR PRIXPTR
-#endif
-  ;
-const char *l = /* implicit string concatenation */
-#ifdef INT8_MAX
-  SCNd8 SCNi8
-#endif
-#ifdef UINT8_MAX
-  SCNo8 SCNu8 SCNx8
-#endif
-#ifdef INT16_MAX
-  SCNd16 SCNi16
-#endif
-#ifdef UINT16_MAX
-  SCNo16 SCNu16 SCNx16
-#endif
-#ifdef INT32_MAX
-  SCNd32 SCNi32
-#endif
-#ifdef UINT32_MAX
-  SCNo32 SCNu32 SCNx32
-#endif
-#ifdef INT64_MAX
-  SCNd64 SCNi64
-#endif
-#ifdef UINT64_MAX
-  SCNo64 SCNu64 SCNx64
-#endif
-  SCNdLEAST8 SCNiLEAST8 SCNoLEAST8 SCNuLEAST8 SCNxLEAST8
-  SCNdLEAST16 SCNiLEAST16 SCNoLEAST16 SCNuLEAST16 SCNxLEAST16
-  SCNdLEAST32 SCNiLEAST32 SCNoLEAST32 SCNuLEAST32 SCNxLEAST32
-  SCNdLEAST64 SCNiLEAST64
-  SCNoLEAST64 SCNuLEAST64 SCNxLEAST64
-  SCNdFAST8 SCNiFAST8 SCNoFAST8 SCNuFAST8 SCNxFAST8
-  SCNdFAST16 SCNiFAST16 SCNoFAST16 SCNuFAST16 SCNxFAST16
-  SCNdFAST32 SCNiFAST32 SCNoFAST32 SCNuFAST32 SCNxFAST32
-  SCNdFAST64 SCNiFAST64
-  SCNoFAST64 SCNuFAST64 SCNxFAST64
-  SCNdMAX SCNiMAX SCNoMAX SCNuMAX SCNxMAX
-#ifdef INTPTR_MAX
-  SCNdPTR SCNiPTR
-#endif
-#ifdef UINTPTR_MAX
-  SCNoPTR SCNuPTR SCNxPTR
-#endif
-  ;
-         ]])],
-         [gl_cv_header_working_inttypes_h=yes])
-     fi])
-
   dnl Override <inttypes.h> always, so that the portability warnings work.
   AC_REQUIRE([gl_INTTYPES_H_DEFAULTS])
   gl_CHECK_NEXT_HEADERS([inttypes.h])