gdb/gnulib/import/m4/stdlib_h.m4

   1 # stdlib_h.m4 serial 45
   2 dnl Copyright (C) 2007-2018 Free Software Foundation, Inc.
   3 dnl This file is free software; the Free Software Foundation
   4 dnl gives unlimited permission to copy and/or distribute it,
   5 dnl with or without modifications, as long as this notice is preserved.
   6
   7 AC_DEFUN([gl_STDLIB_H],
   8 [
   9   AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
  10   gl_NEXT_HEADERS([stdlib.h])
  11
  12   dnl Check for declarations of anything we want to poison if the
  13   dnl corresponding gnulib module is not in use, and which is not
  14   dnl guaranteed by C89.
  15   gl_WARN_ON_USE_PREPARE([[#include <stdlib.h>
  16 #if HAVE_SYS_LOADAVG_H
  17 /* OpenIndiana has a bug: <sys/time.h> must be included before
  18    <sys/loadavg.h>.  */
  19 # include <sys/time.h>
  20 # include <sys/loadavg.h>
  21 #endif
  22 #if HAVE_RANDOM_H
  23 # include <random.h>
  24 #endif
  25     ]], [_Exit atoll canonicalize_file_name getloadavg getsubopt grantpt
  26     initstate initstate_r mkdtemp mkostemp mkostemps mkstemp mkstemps
  27     posix_openpt ptsname ptsname_r qsort_r random random_r reallocarray
  28     realpath rpmatch secure_getenv setenv setstate setstate_r srandom
  29     srandom_r strtod strtoll strtoull unlockpt unsetenv])
  30 ])
  31
  32 AC_DEFUN([gl_STDLIB_MODULE_INDICATOR],
  33 [
  34   dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
  35   AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
  36   gl_MODULE_INDICATOR_SET_VARIABLE([$1])
  37   dnl Define it also as a C macro, for the benefit of the unit tests.
  38   gl_MODULE_INDICATOR_FOR_TESTS([$1])
  39 ])
  40
  41 AC_DEFUN([gl_STDLIB_H_DEFAULTS],
  42 [
  43   GNULIB__EXIT=0;         AC_SUBST([GNULIB__EXIT])
  44   GNULIB_ATOLL=0;         AC_SUBST([GNULIB_ATOLL])
  45   GNULIB_CALLOC_POSIX=0;  AC_SUBST([GNULIB_CALLOC_POSIX])
  46   GNULIB_CANONICALIZE_FILE_NAME=0;  AC_SUBST([GNULIB_CANONICALIZE_FILE_NAME])
  47   GNULIB_GETLOADAVG=0;    AC_SUBST([GNULIB_GETLOADAVG])
  48   GNULIB_GETSUBOPT=0;     AC_SUBST([GNULIB_GETSUBOPT])
  49   GNULIB_GRANTPT=0;       AC_SUBST([GNULIB_GRANTPT])
  50   GNULIB_MALLOC_POSIX=0;  AC_SUBST([GNULIB_MALLOC_POSIX])
  51   GNULIB_MBTOWC=0;        AC_SUBST([GNULIB_MBTOWC])
  52   GNULIB_MKDTEMP=0;       AC_SUBST([GNULIB_MKDTEMP])
  53   GNULIB_MKOSTEMP=0;      AC_SUBST([GNULIB_MKOSTEMP])
  54   GNULIB_MKOSTEMPS=0;     AC_SUBST([GNULIB_MKOSTEMPS])
  55   GNULIB_MKSTEMP=0;       AC_SUBST([GNULIB_MKSTEMP])
  56   GNULIB_MKSTEMPS=0;      AC_SUBST([GNULIB_MKSTEMPS])
  57   GNULIB_POSIX_OPENPT=0;  AC_SUBST([GNULIB_POSIX_OPENPT])
  58   GNULIB_PTSNAME=0;       AC_SUBST([GNULIB_PTSNAME])
  59   GNULIB_PTSNAME_R=0;     AC_SUBST([GNULIB_PTSNAME_R])
  60   GNULIB_PUTENV=0;        AC_SUBST([GNULIB_PUTENV])
  61   GNULIB_QSORT_R=0;       AC_SUBST([GNULIB_QSORT_R])
  62   GNULIB_RANDOM=0;        AC_SUBST([GNULIB_RANDOM])
  63   GNULIB_RANDOM_R=0;      AC_SUBST([GNULIB_RANDOM_R])
  64   GNULIB_REALLOCARRAY=0;  AC_SUBST([GNULIB_REALLOCARRAY])
  65   GNULIB_REALLOC_POSIX=0; AC_SUBST([GNULIB_REALLOC_POSIX])
  66   GNULIB_REALPATH=0;      AC_SUBST([GNULIB_REALPATH])
  67   GNULIB_RPMATCH=0;       AC_SUBST([GNULIB_RPMATCH])
  68   GNULIB_SECURE_GETENV=0; AC_SUBST([GNULIB_SECURE_GETENV])
  69   GNULIB_SETENV=0;        AC_SUBST([GNULIB_SETENV])
  70   GNULIB_STRTOD=0;        AC_SUBST([GNULIB_STRTOD])
  71   GNULIB_STRTOLL=0;       AC_SUBST([GNULIB_STRTOLL])
  72   GNULIB_STRTOULL=0;      AC_SUBST([GNULIB_STRTOULL])
  73   GNULIB_SYSTEM_POSIX=0;  AC_SUBST([GNULIB_SYSTEM_POSIX])
  74   GNULIB_UNLOCKPT=0;      AC_SUBST([GNULIB_UNLOCKPT])
  75   GNULIB_UNSETENV=0;      AC_SUBST([GNULIB_UNSETENV])
  76   GNULIB_WCTOMB=0;        AC_SUBST([GNULIB_WCTOMB])
  77   dnl Assume proper GNU behavior unless another module says otherwise.
  78   HAVE__EXIT=1;              AC_SUBST([HAVE__EXIT])
  79   HAVE_ATOLL=1;              AC_SUBST([HAVE_ATOLL])
  80   HAVE_CANONICALIZE_FILE_NAME=1;  AC_SUBST([HAVE_CANONICALIZE_FILE_NAME])
  81   HAVE_DECL_GETLOADAVG=1;    AC_SUBST([HAVE_DECL_GETLOADAVG])
  82   HAVE_GETSUBOPT=1;          AC_SUBST([HAVE_GETSUBOPT])
  83   HAVE_GRANTPT=1;            AC_SUBST([HAVE_GRANTPT])
  84   HAVE_DECL_INITSTATE=1;     AC_SUBST([HAVE_DECL_INITSTATE])
  85   HAVE_MKDTEMP=1;            AC_SUBST([HAVE_MKDTEMP])
  86   HAVE_MKOSTEMP=1;           AC_SUBST([HAVE_MKOSTEMP])
  87   HAVE_MKOSTEMPS=1;          AC_SUBST([HAVE_MKOSTEMPS])
  88   HAVE_MKSTEMP=1;            AC_SUBST([HAVE_MKSTEMP])
  89   HAVE_MKSTEMPS=1;           AC_SUBST([HAVE_MKSTEMPS])
  90   HAVE_POSIX_OPENPT=1;       AC_SUBST([HAVE_POSIX_OPENPT])
  91   HAVE_PTSNAME=1;            AC_SUBST([HAVE_PTSNAME])
  92   HAVE_PTSNAME_R=1;          AC_SUBST([HAVE_PTSNAME_R])
  93   HAVE_QSORT_R=1;            AC_SUBST([HAVE_QSORT_R])
  94   HAVE_RANDOM=1;             AC_SUBST([HAVE_RANDOM])
  95   HAVE_RANDOM_H=1;           AC_SUBST([HAVE_RANDOM_H])
  96   HAVE_RANDOM_R=1;           AC_SUBST([HAVE_RANDOM_R])
  97   HAVE_REALLOCARRAY=1;       AC_SUBST([HAVE_REALLOCARRAY])
  98   HAVE_REALPATH=1;           AC_SUBST([HAVE_REALPATH])
  99   HAVE_RPMATCH=1;            AC_SUBST([HAVE_RPMATCH])
 100   HAVE_SECURE_GETENV=1;      AC_SUBST([HAVE_SECURE_GETENV])
 101   HAVE_SETENV=1;             AC_SUBST([HAVE_SETENV])
 102   HAVE_DECL_SETENV=1;        AC_SUBST([HAVE_DECL_SETENV])
 103   HAVE_DECL_SETSTATE=1;      AC_SUBST([HAVE_DECL_SETSTATE])
 104   HAVE_STRTOD=1;             AC_SUBST([HAVE_STRTOD])
 105   HAVE_STRTOLL=1;            AC_SUBST([HAVE_STRTOLL])
 106   HAVE_STRTOULL=1;           AC_SUBST([HAVE_STRTOULL])
 107   HAVE_STRUCT_RANDOM_DATA=1; AC_SUBST([HAVE_STRUCT_RANDOM_DATA])
 108   HAVE_SYS_LOADAVG_H=0;      AC_SUBST([HAVE_SYS_LOADAVG_H])
 109   HAVE_UNLOCKPT=1;           AC_SUBST([HAVE_UNLOCKPT])
 110   HAVE_DECL_UNSETENV=1;      AC_SUBST([HAVE_DECL_UNSETENV])
 111   REPLACE_CALLOC=0;          AC_SUBST([REPLACE_CALLOC])
 112   REPLACE_CANONICALIZE_FILE_NAME=0;  AC_SUBST([REPLACE_CANONICALIZE_FILE_NAME])
 113   REPLACE_MALLOC=0;          AC_SUBST([REPLACE_MALLOC])
 114   REPLACE_MBTOWC=0;          AC_SUBST([REPLACE_MBTOWC])
 115   REPLACE_MKSTEMP=0;         AC_SUBST([REPLACE_MKSTEMP])
 116   REPLACE_PTSNAME=0;         AC_SUBST([REPLACE_PTSNAME])
 117   REPLACE_PTSNAME_R=0;       AC_SUBST([REPLACE_PTSNAME_R])
 118   REPLACE_PUTENV=0;          AC_SUBST([REPLACE_PUTENV])
 119   REPLACE_QSORT_R=0;         AC_SUBST([REPLACE_QSORT_R])
 120   REPLACE_RANDOM_R=0;        AC_SUBST([REPLACE_RANDOM_R])
 121   REPLACE_REALLOC=0;         AC_SUBST([REPLACE_REALLOC])
 122   REPLACE_REALPATH=0;        AC_SUBST([REPLACE_REALPATH])
 123   REPLACE_SETENV=0;          AC_SUBST([REPLACE_SETENV])
 124   REPLACE_STRTOD=0;          AC_SUBST([REPLACE_STRTOD])
 125   REPLACE_UNSETENV=0;        AC_SUBST([REPLACE_UNSETENV])
 126   REPLACE_WCTOMB=0;          AC_SUBST([REPLACE_WCTOMB])
 127 ])