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-rw-r--r--m4/stdlib_h.m4200
1 files changed, 200 insertions, 0 deletions
diff --git a/m4/stdlib_h.m4 b/m4/stdlib_h.m4
new file mode 100644
index 0000000..9e20969
--- /dev/null
+++ b/m4/stdlib_h.m4
@@ -0,0 +1,200 @@
+# stdlib_h.m4 serial 66
+dnl Copyright (C) 2007-2022 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.
+
+AC_DEFUN_ONCE([gl_STDLIB_H],
+[
+ AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
+ gl_NEXT_HEADERS([stdlib.h])
+
+ dnl Check for declarations of anything we want to poison if the
+ dnl corresponding gnulib module is not in use, and which is not
+ dnl guaranteed by C89.
+ gl_WARN_ON_USE_PREPARE([[#include <stdlib.h>
+#if HAVE_SYS_LOADAVG_H
+/* OpenIndiana has a bug: <sys/time.h> must be included before
+ <sys/loadavg.h>. */
+# include <sys/time.h>
+# include <sys/loadavg.h>
+#endif
+#if HAVE_RANDOM_H
+# include <random.h>
+#endif
+ ]], [_Exit aligned_alloc atoll canonicalize_file_name free
+ getloadavg getsubopt grantpt
+ initstate initstate_r mbtowc mkdtemp mkostemp mkostemps mkstemp mkstemps
+ posix_memalign posix_openpt ptsname ptsname_r qsort_r
+ random random_r reallocarray realpath rpmatch secure_getenv setenv
+ setstate setstate_r srandom srandom_r
+ strtod strtol strtold strtoll strtoul strtoull unlockpt unsetenv])
+
+ AC_REQUIRE([AC_C_RESTRICT])
+
+ AC_CHECK_DECLS_ONCE([ecvt])
+ if test $ac_cv_have_decl_ecvt = no; then
+ HAVE_DECL_ECVT=0
+ fi
+ AC_CHECK_DECLS_ONCE([fcvt])
+ if test $ac_cv_have_decl_fcvt = no; then
+ HAVE_DECL_FCVT=0
+ fi
+ AC_CHECK_DECLS_ONCE([gcvt])
+ if test $ac_cv_have_decl_gcvt = no; then
+ HAVE_DECL_GCVT=0
+ fi
+])
+
+# gl_STDLIB_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_STDLIB_MODULE_INDICATOR],
+[
+ dnl Ensure to expand the default settings once only.
+ gl_STDLIB_H_REQUIRE_DEFAULTS
+ gl_MODULE_INDICATOR_SET_VARIABLE([$1])
+ dnl Define it also as a C macro, for the benefit of the unit tests.
+ gl_MODULE_INDICATOR_FOR_TESTS([$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_STDLIB_H_REQUIRE_DEFAULTS],
+[
+ m4_defun(GL_MODULE_INDICATOR_PREFIX[_STDLIB_H_MODULE_INDICATOR_DEFAULTS], [
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB__EXIT])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_ALIGNED_ALLOC])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_ATOLL])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_CALLOC_GNU])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_CALLOC_POSIX])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_CANONICALIZE_FILE_NAME])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_FREE_POSIX])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GETLOADAVG])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GETSUBOPT])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GRANTPT])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MALLOC_GNU])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MALLOC_POSIX])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBTOWC])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKDTEMP])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKOSTEMP])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKOSTEMPS])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKSTEMP])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKSTEMPS])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_POSIX_MEMALIGN])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_POSIX_OPENPT])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_PTSNAME])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_PTSNAME_R])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_PUTENV])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_QSORT_R])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_RANDOM])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_RANDOM_R])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALLOCARRAY])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALLOC_GNU])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALLOC_POSIX])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALPATH])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_RPMATCH])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SECURE_GETENV])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SETENV])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOD])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOL])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOLD])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOLL])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOUL])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOULL])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SYSTEM_POSIX])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_UNLOCKPT])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_UNSETENV])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_WCTOMB])
+ dnl Support Microsoft deprecated alias function names by default.
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_ECVT], [1])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_FCVT], [1])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_GCVT], [1])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_MKTEMP], [1])
+ gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_PUTENV], [1])
+ ])
+ m4_require(GL_MODULE_INDICATOR_PREFIX[_STDLIB_H_MODULE_INDICATOR_DEFAULTS])
+ AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
+])
+
+AC_DEFUN([gl_STDLIB_H_DEFAULTS],
+[
+ dnl Assume proper GNU behavior unless another module says otherwise.
+ HAVE__EXIT=1; AC_SUBST([HAVE__EXIT])
+ HAVE_ALIGNED_ALLOC=1; AC_SUBST([HAVE_ALIGNED_ALLOC])
+ HAVE_ATOLL=1; AC_SUBST([HAVE_ATOLL])
+ HAVE_CANONICALIZE_FILE_NAME=1; AC_SUBST([HAVE_CANONICALIZE_FILE_NAME])
+ HAVE_DECL_ECVT=1; AC_SUBST([HAVE_DECL_ECVT])
+ HAVE_DECL_FCVT=1; AC_SUBST([HAVE_DECL_FCVT])
+ HAVE_DECL_GCVT=1; AC_SUBST([HAVE_DECL_GCVT])
+ HAVE_DECL_GETLOADAVG=1; AC_SUBST([HAVE_DECL_GETLOADAVG])
+ HAVE_GETSUBOPT=1; AC_SUBST([HAVE_GETSUBOPT])
+ HAVE_GRANTPT=1; AC_SUBST([HAVE_GRANTPT])
+ HAVE_INITSTATE=1; AC_SUBST([HAVE_INITSTATE])
+ HAVE_DECL_INITSTATE=1; AC_SUBST([HAVE_DECL_INITSTATE])
+ HAVE_MBTOWC=1; AC_SUBST([HAVE_MBTOWC])
+ HAVE_MKDTEMP=1; AC_SUBST([HAVE_MKDTEMP])
+ HAVE_MKOSTEMP=1; AC_SUBST([HAVE_MKOSTEMP])
+ HAVE_MKOSTEMPS=1; AC_SUBST([HAVE_MKOSTEMPS])
+ HAVE_MKSTEMP=1; AC_SUBST([HAVE_MKSTEMP])
+ HAVE_MKSTEMPS=1; AC_SUBST([HAVE_MKSTEMPS])
+ HAVE_POSIX_MEMALIGN=1; AC_SUBST([HAVE_POSIX_MEMALIGN])
+ HAVE_POSIX_OPENPT=1; AC_SUBST([HAVE_POSIX_OPENPT])
+ HAVE_PTSNAME=1; AC_SUBST([HAVE_PTSNAME])
+ HAVE_PTSNAME_R=1; AC_SUBST([HAVE_PTSNAME_R])
+ HAVE_QSORT_R=1; AC_SUBST([HAVE_QSORT_R])
+ HAVE_RANDOM=1; AC_SUBST([HAVE_RANDOM])
+ HAVE_RANDOM_H=1; AC_SUBST([HAVE_RANDOM_H])
+ HAVE_RANDOM_R=1; AC_SUBST([HAVE_RANDOM_R])
+ HAVE_REALLOCARRAY=1; AC_SUBST([HAVE_REALLOCARRAY])
+ HAVE_REALPATH=1; AC_SUBST([HAVE_REALPATH])
+ HAVE_RPMATCH=1; AC_SUBST([HAVE_RPMATCH])
+ HAVE_SECURE_GETENV=1; AC_SUBST([HAVE_SECURE_GETENV])
+ HAVE_SETENV=1; AC_SUBST([HAVE_SETENV])
+ HAVE_DECL_SETENV=1; AC_SUBST([HAVE_DECL_SETENV])
+ HAVE_SETSTATE=1; AC_SUBST([HAVE_SETSTATE])
+ HAVE_DECL_SETSTATE=1; AC_SUBST([HAVE_DECL_SETSTATE])
+ HAVE_STRTOD=1; AC_SUBST([HAVE_STRTOD])
+ HAVE_STRTOL=1; AC_SUBST([HAVE_STRTOL])
+ HAVE_STRTOLD=1; AC_SUBST([HAVE_STRTOLD])
+ HAVE_STRTOLL=1; AC_SUBST([HAVE_STRTOLL])
+ HAVE_STRTOUL=1; AC_SUBST([HAVE_STRTOUL])
+ HAVE_STRTOULL=1; AC_SUBST([HAVE_STRTOULL])
+ HAVE_STRUCT_RANDOM_DATA=1; AC_SUBST([HAVE_STRUCT_RANDOM_DATA])
+ HAVE_SYS_LOADAVG_H=0; AC_SUBST([HAVE_SYS_LOADAVG_H])
+ HAVE_UNLOCKPT=1; AC_SUBST([HAVE_UNLOCKPT])
+ HAVE_DECL_UNSETENV=1; AC_SUBST([HAVE_DECL_UNSETENV])
+ REPLACE_ALIGNED_ALLOC=0; AC_SUBST([REPLACE_ALIGNED_ALLOC])
+ REPLACE_CALLOC_FOR_CALLOC_GNU=0; AC_SUBST([REPLACE_CALLOC_FOR_CALLOC_GNU])
+ REPLACE_CALLOC_FOR_CALLOC_POSIX=0; AC_SUBST([REPLACE_CALLOC_FOR_CALLOC_POSIX])
+ REPLACE_CANONICALIZE_FILE_NAME=0; AC_SUBST([REPLACE_CANONICALIZE_FILE_NAME])
+ REPLACE_FREE=0; AC_SUBST([REPLACE_FREE])
+ REPLACE_INITSTATE=0; AC_SUBST([REPLACE_INITSTATE])
+ REPLACE_MALLOC_FOR_MALLOC_GNU=0; AC_SUBST([REPLACE_MALLOC_FOR_MALLOC_GNU])
+ REPLACE_MALLOC_FOR_MALLOC_POSIX=0; AC_SUBST([REPLACE_MALLOC_FOR_MALLOC_POSIX])
+ REPLACE_MBTOWC=0; AC_SUBST([REPLACE_MBTOWC])
+ REPLACE_MKSTEMP=0; AC_SUBST([REPLACE_MKSTEMP])
+ REPLACE_POSIX_MEMALIGN=0; AC_SUBST([REPLACE_POSIX_MEMALIGN])
+ REPLACE_PTSNAME=0; AC_SUBST([REPLACE_PTSNAME])
+ REPLACE_PTSNAME_R=0; AC_SUBST([REPLACE_PTSNAME_R])
+ REPLACE_PUTENV=0; AC_SUBST([REPLACE_PUTENV])
+ REPLACE_QSORT_R=0; AC_SUBST([REPLACE_QSORT_R])
+ REPLACE_RANDOM=0; AC_SUBST([REPLACE_RANDOM])
+ REPLACE_RANDOM_R=0; AC_SUBST([REPLACE_RANDOM_R])
+ REPLACE_REALLOC_FOR_REALLOC_GNU=0; AC_SUBST([REPLACE_REALLOC_FOR_REALLOC_GNU])
+ REPLACE_REALLOC_FOR_REALLOC_POSIX=0; AC_SUBST([REPLACE_REALLOC_FOR_REALLOC_POSIX])
+ REPLACE_REALLOCARRAY=0; AC_SUBST([REPLACE_REALLOCARRAY])
+ REPLACE_REALPATH=0; AC_SUBST([REPLACE_REALPATH])
+ REPLACE_SETENV=0; AC_SUBST([REPLACE_SETENV])
+ REPLACE_SETSTATE=0; AC_SUBST([REPLACE_SETSTATE])
+ REPLACE_STRTOD=0; AC_SUBST([REPLACE_STRTOD])
+ REPLACE_STRTOL=0; AC_SUBST([REPLACE_STRTOL])
+ REPLACE_STRTOLD=0; AC_SUBST([REPLACE_STRTOLD])
+ REPLACE_STRTOLL=0; AC_SUBST([REPLACE_STRTOLL])
+ REPLACE_STRTOUL=0; AC_SUBST([REPLACE_STRTOUL])
+ REPLACE_STRTOULL=0; AC_SUBST([REPLACE_STRTOULL])
+ REPLACE_UNSETENV=0; AC_SUBST([REPLACE_UNSETENV])
+ REPLACE_WCTOMB=0; AC_SUBST([REPLACE_WCTOMB])
+])