| 1 | # Configure a GNU-like replacement for <string.h>. |
| 2 | |
| 3 | # Copyright (C) 2007-2014 Free Software Foundation, Inc. |
| 4 | # This file is free software; the Free Software Foundation |
| 5 | # gives unlimited permission to copy and/or distribute it, |
| 6 | # with or without modifications, as long as this notice is preserved. |
| 7 | |
| 8 | # serial 21 |
| 9 | |
| 10 | # Written by Paul Eggert. |
| 11 | |
| 12 | AC_DEFUN([gl_HEADER_STRING_H], |
| 13 | [ |
| 14 | dnl Use AC_REQUIRE here, so that the default behavior below is expanded |
| 15 | dnl once only, before all statements that occur in other macros. |
| 16 | AC_REQUIRE([gl_HEADER_STRING_H_BODY]) |
| 17 | ]) |
| 18 | |
| 19 | AC_DEFUN([gl_HEADER_STRING_H_BODY], |
| 20 | [ |
| 21 | AC_REQUIRE([AC_C_RESTRICT]) |
| 22 | AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS]) |
| 23 | gl_NEXT_HEADERS([string.h]) |
| 24 | |
| 25 | dnl Check for declarations of anything we want to poison if the |
| 26 | dnl corresponding gnulib module is not in use, and which is not |
| 27 | dnl guaranteed by C89. |
| 28 | gl_WARN_ON_USE_PREPARE([[#include <string.h> |
| 29 | ]], |
| 30 | [ffsl ffsll memmem mempcpy memrchr rawmemchr stpcpy stpncpy strchrnul |
| 31 | strdup strncat strndup strnlen strpbrk strsep strcasestr strtok_r |
| 32 | strerror_r strsignal strverscmp]) |
| 33 | ]) |
| 34 | |
| 35 | AC_DEFUN([gl_STRING_MODULE_INDICATOR], |
| 36 | [ |
| 37 | dnl Use AC_REQUIRE here, so that the default settings are expanded once only. |
| 38 | AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS]) |
| 39 | gl_MODULE_INDICATOR_SET_VARIABLE([$1]) |
| 40 | dnl Define it also as a C macro, for the benefit of the unit tests. |
| 41 | gl_MODULE_INDICATOR_FOR_TESTS([$1]) |
| 42 | ]) |
| 43 | |
| 44 | AC_DEFUN([gl_HEADER_STRING_H_DEFAULTS], |
| 45 | [ |
| 46 | GNULIB_FFSL=0; AC_SUBST([GNULIB_FFSL]) |
| 47 | GNULIB_FFSLL=0; AC_SUBST([GNULIB_FFSLL]) |
| 48 | GNULIB_MEMCHR=0; AC_SUBST([GNULIB_MEMCHR]) |
| 49 | GNULIB_MEMMEM=0; AC_SUBST([GNULIB_MEMMEM]) |
| 50 | GNULIB_MEMPCPY=0; AC_SUBST([GNULIB_MEMPCPY]) |
| 51 | GNULIB_MEMRCHR=0; AC_SUBST([GNULIB_MEMRCHR]) |
| 52 | GNULIB_RAWMEMCHR=0; AC_SUBST([GNULIB_RAWMEMCHR]) |
| 53 | GNULIB_STPCPY=0; AC_SUBST([GNULIB_STPCPY]) |
| 54 | GNULIB_STPNCPY=0; AC_SUBST([GNULIB_STPNCPY]) |
| 55 | GNULIB_STRCHRNUL=0; AC_SUBST([GNULIB_STRCHRNUL]) |
| 56 | GNULIB_STRDUP=0; AC_SUBST([GNULIB_STRDUP]) |
| 57 | GNULIB_STRNCAT=0; AC_SUBST([GNULIB_STRNCAT]) |
| 58 | GNULIB_STRNDUP=0; AC_SUBST([GNULIB_STRNDUP]) |
| 59 | GNULIB_STRNLEN=0; AC_SUBST([GNULIB_STRNLEN]) |
| 60 | GNULIB_STRPBRK=0; AC_SUBST([GNULIB_STRPBRK]) |
| 61 | GNULIB_STRSEP=0; AC_SUBST([GNULIB_STRSEP]) |
| 62 | GNULIB_STRSTR=0; AC_SUBST([GNULIB_STRSTR]) |
| 63 | GNULIB_STRCASESTR=0; AC_SUBST([GNULIB_STRCASESTR]) |
| 64 | GNULIB_STRTOK_R=0; AC_SUBST([GNULIB_STRTOK_R]) |
| 65 | GNULIB_MBSLEN=0; AC_SUBST([GNULIB_MBSLEN]) |
| 66 | GNULIB_MBSNLEN=0; AC_SUBST([GNULIB_MBSNLEN]) |
| 67 | GNULIB_MBSCHR=0; AC_SUBST([GNULIB_MBSCHR]) |
| 68 | GNULIB_MBSRCHR=0; AC_SUBST([GNULIB_MBSRCHR]) |
| 69 | GNULIB_MBSSTR=0; AC_SUBST([GNULIB_MBSSTR]) |
| 70 | GNULIB_MBSCASECMP=0; AC_SUBST([GNULIB_MBSCASECMP]) |
| 71 | GNULIB_MBSNCASECMP=0; AC_SUBST([GNULIB_MBSNCASECMP]) |
| 72 | GNULIB_MBSPCASECMP=0; AC_SUBST([GNULIB_MBSPCASECMP]) |
| 73 | GNULIB_MBSCASESTR=0; AC_SUBST([GNULIB_MBSCASESTR]) |
| 74 | GNULIB_MBSCSPN=0; AC_SUBST([GNULIB_MBSCSPN]) |
| 75 | GNULIB_MBSPBRK=0; AC_SUBST([GNULIB_MBSPBRK]) |
| 76 | GNULIB_MBSSPN=0; AC_SUBST([GNULIB_MBSSPN]) |
| 77 | GNULIB_MBSSEP=0; AC_SUBST([GNULIB_MBSSEP]) |
| 78 | GNULIB_MBSTOK_R=0; AC_SUBST([GNULIB_MBSTOK_R]) |
| 79 | GNULIB_STRERROR=0; AC_SUBST([GNULIB_STRERROR]) |
| 80 | GNULIB_STRERROR_R=0; AC_SUBST([GNULIB_STRERROR_R]) |
| 81 | GNULIB_STRSIGNAL=0; AC_SUBST([GNULIB_STRSIGNAL]) |
| 82 | GNULIB_STRVERSCMP=0; AC_SUBST([GNULIB_STRVERSCMP]) |
| 83 | HAVE_MBSLEN=0; AC_SUBST([HAVE_MBSLEN]) |
| 84 | dnl Assume proper GNU behavior unless another module says otherwise. |
| 85 | HAVE_FFSL=1; AC_SUBST([HAVE_FFSL]) |
| 86 | HAVE_FFSLL=1; AC_SUBST([HAVE_FFSLL]) |
| 87 | HAVE_MEMCHR=1; AC_SUBST([HAVE_MEMCHR]) |
| 88 | HAVE_DECL_MEMMEM=1; AC_SUBST([HAVE_DECL_MEMMEM]) |
| 89 | HAVE_MEMPCPY=1; AC_SUBST([HAVE_MEMPCPY]) |
| 90 | HAVE_DECL_MEMRCHR=1; AC_SUBST([HAVE_DECL_MEMRCHR]) |
| 91 | HAVE_RAWMEMCHR=1; AC_SUBST([HAVE_RAWMEMCHR]) |
| 92 | HAVE_STPCPY=1; AC_SUBST([HAVE_STPCPY]) |
| 93 | HAVE_STPNCPY=1; AC_SUBST([HAVE_STPNCPY]) |
| 94 | HAVE_STRCHRNUL=1; AC_SUBST([HAVE_STRCHRNUL]) |
| 95 | HAVE_DECL_STRDUP=1; AC_SUBST([HAVE_DECL_STRDUP]) |
| 96 | HAVE_DECL_STRNDUP=1; AC_SUBST([HAVE_DECL_STRNDUP]) |
| 97 | HAVE_DECL_STRNLEN=1; AC_SUBST([HAVE_DECL_STRNLEN]) |
| 98 | HAVE_STRPBRK=1; AC_SUBST([HAVE_STRPBRK]) |
| 99 | HAVE_STRSEP=1; AC_SUBST([HAVE_STRSEP]) |
| 100 | HAVE_STRCASESTR=1; AC_SUBST([HAVE_STRCASESTR]) |
| 101 | HAVE_DECL_STRTOK_R=1; AC_SUBST([HAVE_DECL_STRTOK_R]) |
| 102 | HAVE_DECL_STRERROR_R=1; AC_SUBST([HAVE_DECL_STRERROR_R]) |
| 103 | HAVE_DECL_STRSIGNAL=1; AC_SUBST([HAVE_DECL_STRSIGNAL]) |
| 104 | HAVE_STRVERSCMP=1; AC_SUBST([HAVE_STRVERSCMP]) |
| 105 | REPLACE_MEMCHR=0; AC_SUBST([REPLACE_MEMCHR]) |
| 106 | REPLACE_MEMMEM=0; AC_SUBST([REPLACE_MEMMEM]) |
| 107 | REPLACE_STPNCPY=0; AC_SUBST([REPLACE_STPNCPY]) |
| 108 | REPLACE_STRDUP=0; AC_SUBST([REPLACE_STRDUP]) |
| 109 | REPLACE_STRSTR=0; AC_SUBST([REPLACE_STRSTR]) |
| 110 | REPLACE_STRCASESTR=0; AC_SUBST([REPLACE_STRCASESTR]) |
| 111 | REPLACE_STRCHRNUL=0; AC_SUBST([REPLACE_STRCHRNUL]) |
| 112 | REPLACE_STRERROR=0; AC_SUBST([REPLACE_STRERROR]) |
| 113 | REPLACE_STRERROR_R=0; AC_SUBST([REPLACE_STRERROR_R]) |
| 114 | REPLACE_STRNCAT=0; AC_SUBST([REPLACE_STRNCAT]) |
| 115 | REPLACE_STRNDUP=0; AC_SUBST([REPLACE_STRNDUP]) |
| 116 | REPLACE_STRNLEN=0; AC_SUBST([REPLACE_STRNLEN]) |
| 117 | REPLACE_STRSIGNAL=0; AC_SUBST([REPLACE_STRSIGNAL]) |
| 118 | REPLACE_STRTOK_R=0; AC_SUBST([REPLACE_STRTOK_R]) |
| 119 | UNDEFINE_STRTOK_R=0; AC_SUBST([UNDEFINE_STRTOK_R]) |
| 120 | ]) |