diff options
Diffstat (limited to 'gnulib-m4/inttypes.m4')
| -rw-r--r-- | gnulib-m4/inttypes.m4 | 57 |
1 files changed, 39 insertions, 18 deletions
diff --git a/gnulib-m4/inttypes.m4 b/gnulib-m4/inttypes.m4 index d756f01..df25a21 100644 --- a/gnulib-m4/inttypes.m4 +++ b/gnulib-m4/inttypes.m4 @@ -1,5 +1,5 @@ -# inttypes.m4 serial 27 -dnl Copyright (C) 2006-2018 Free Software Foundation, Inc. +# inttypes.m4 serial 36 +dnl Copyright (C) 2006-2022 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -7,7 +7,7 @@ dnl with or without modifications, as long as this notice is preserved. dnl From Derek Price, Bruno Haible. dnl Test whether <inttypes.h> is supported or must be substituted. -AC_DEFUN([gl_INTTYPES_H], +AC_DEFUN_ONCE([gl_INTTYPES_H], [ AC_REQUIRE([gl_INTTYPES_INCOMPLETE]) gl_INTTYPES_PRI_SCN @@ -28,17 +28,26 @@ AC_DEFUN_ONCE([gl_INTTYPES_INCOMPLETE], dnl corresponding gnulib module is not in use. gl_WARN_ON_USE_PREPARE([[#include <inttypes.h> ]], [imaxabs imaxdiv strtoimax strtoumax]) + + AC_REQUIRE([AC_C_RESTRICT]) ]) # Ensure that the PRI* and SCN* macros are defined appropriately. AC_DEFUN([gl_INTTYPES_PRI_SCN], [ - AC_REQUIRE([gt_INTTYPES_PRI]) - PRIPTR_PREFIX= - if test -n "$STDINT_H"; then - dnl Using the gnulib <stdint.h>. It always defines intptr_t to 'long'. - PRIPTR_PREFIX='"l"' + if $GL_GENERATE_STDINT_H; then + dnl Using the gnulib <stdint.h>. It defines intptr_t to 'long' or + dnl 'long long', depending on _WIN64. + AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM([[ + #ifdef _WIN64 + LLP64 + #endif + ]]) + ], + [PRIPTR_PREFIX='"l"'], + [PRIPTR_PREFIX='"ll"']) else dnl Using the system's <stdint.h>. for glpfx in '' l ll I64; do @@ -113,10 +122,8 @@ AC_DEFUN([gl_INTTYPES_CHECK_LONG_LONG_INT_CONDITION], #if $2 #define CONDITION ($3) - #elif HAVE_LONG_LONG_INT - #define CONDITION ($4) #else - #define CONDITION 0 + #define CONDITION ($4) #endif int test[CONDITION ? 1 : -1];]])], [gl_cv_test_$1=yes], @@ -129,19 +136,34 @@ AC_DEFUN([gl_INTTYPES_CHECK_LONG_LONG_INT_CONDITION], AC_SUBST([$1]) ]) +# gl_INTTYPES_MODULE_INDICATOR([modulename]) +# sets the shell variable that indicates the presence of the given module +# to a C preprocessor expression that will evaluate to 1. +# This macro invocation must not occur in macros that are AC_REQUIREd. AC_DEFUN([gl_INTTYPES_MODULE_INDICATOR], [ - dnl Use AC_REQUIRE here, so that the default settings are expanded once only. - AC_REQUIRE([gl_INTTYPES_H_DEFAULTS]) + dnl Ensure to expand the default settings once only. + gl_INTTYPES_H_REQUIRE_DEFAULTS gl_MODULE_INDICATOR_SET_VARIABLE([$1]) ]) +# Initializes the default values for AC_SUBSTed shell variables. +# This macro must not be AC_REQUIREd. It must only be invoked, and only +# outside of macros or in macros that are not AC_REQUIREd. +AC_DEFUN([gl_INTTYPES_H_REQUIRE_DEFAULTS], +[ + m4_defun(GL_MODULE_INDICATOR_PREFIX[_INTTYPES_H_MODULE_INDICATOR_DEFAULTS], [ + gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_IMAXABS]) + gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_IMAXDIV]) + gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOIMAX]) + gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOUMAX]) + ]) + m4_require(GL_MODULE_INDICATOR_PREFIX[_INTTYPES_H_MODULE_INDICATOR_DEFAULTS]) + AC_REQUIRE([gl_INTTYPES_H_DEFAULTS]) +]) + AC_DEFUN([gl_INTTYPES_H_DEFAULTS], [ - GNULIB_IMAXABS=0; AC_SUBST([GNULIB_IMAXABS]) - GNULIB_IMAXDIV=0; AC_SUBST([GNULIB_IMAXDIV]) - GNULIB_STRTOIMAX=0; AC_SUBST([GNULIB_STRTOIMAX]) - GNULIB_STRTOUMAX=0; AC_SUBST([GNULIB_STRTOUMAX]) dnl Assume proper GNU behavior unless another module says otherwise. HAVE_DECL_IMAXABS=1; AC_SUBST([HAVE_DECL_IMAXABS]) HAVE_DECL_IMAXDIV=1; AC_SUBST([HAVE_DECL_IMAXDIV]) @@ -152,7 +174,6 @@ AC_DEFUN([gl_INTTYPES_H_DEFAULTS], REPLACE_STRTOUMAX=0; AC_SUBST([REPLACE_STRTOUMAX]) INT32_MAX_LT_INTMAX_MAX=1; AC_SUBST([INT32_MAX_LT_INTMAX_MAX]) INT64_MAX_EQ_LONG_MAX='defined _LP64'; AC_SUBST([INT64_MAX_EQ_LONG_MAX]) - PRI_MACROS_BROKEN=0; AC_SUBST([PRI_MACROS_BROKEN]) PRIPTR_PREFIX=__PRIPTR_PREFIX; AC_SUBST([PRIPTR_PREFIX]) UINT32_MAX_LT_UINTMAX_MAX=1; AC_SUBST([UINT32_MAX_LT_UINTMAX_MAX]) UINT64_MAX_EQ_ULONG_MAX='defined _LP64'; AC_SUBST([UINT64_MAX_EQ_ULONG_MAX]) |