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# Configure a GNU-like replacement for <string.h>.
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# Copyright (C) 2007-2010 Free Software Foundation, Inc.
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# Copyright (C) 2007-2012 Free Software Foundation, Inc.
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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# Written by Paul Eggert.
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AC_REQUIRE([AC_C_RESTRICT])
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AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
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gl_CHECK_NEXT_HEADERS([string.h])
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gl_NEXT_HEADERS([string.h])
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dnl Check for declarations of anything we want to poison if the
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dnl corresponding gnulib module is not in use, and which is not
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dnl guaranteed by C89.
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gl_WARN_ON_USE_PREPARE([[#include <string.h>
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[ffsl ffsll memmem mempcpy memrchr rawmemchr stpcpy stpncpy strchrnul
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strdup strncat strndup strnlen strpbrk strsep strcasestr strtok_r
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strerror_r strsignal strverscmp])
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AC_DEFUN([gl_STRING_MODULE_INDICATOR],
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dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
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AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
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GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
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gl_MODULE_INDICATOR_SET_VARIABLE([$1])
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dnl Define it also as a C macro, for the benefit of the unit tests.
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gl_MODULE_INDICATOR_FOR_TESTS([$1])
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AC_DEFUN([gl_HEADER_STRING_H_DEFAULTS],
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GNULIB_FFSL=0; AC_SUBST([GNULIB_FFSL])
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GNULIB_FFSLL=0; AC_SUBST([GNULIB_FFSLL])
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GNULIB_MEMCHR=0; AC_SUBST([GNULIB_MEMCHR])
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GNULIB_MEMMEM=0; AC_SUBST([GNULIB_MEMMEM])
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GNULIB_MEMPCPY=0; AC_SUBST([GNULIB_MEMPCPY])
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GNULIB_STPNCPY=0; AC_SUBST([GNULIB_STPNCPY])
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GNULIB_STRCHRNUL=0; AC_SUBST([GNULIB_STRCHRNUL])
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GNULIB_STRDUP=0; AC_SUBST([GNULIB_STRDUP])
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GNULIB_STRNCAT=0; AC_SUBST([GNULIB_STRNCAT])
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GNULIB_STRNDUP=0; AC_SUBST([GNULIB_STRNDUP])
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GNULIB_STRNLEN=0; AC_SUBST([GNULIB_STRNLEN])
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GNULIB_STRPBRK=0; AC_SUBST([GNULIB_STRPBRK])
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GNULIB_MBSSEP=0; AC_SUBST([GNULIB_MBSSEP])
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GNULIB_MBSTOK_R=0; AC_SUBST([GNULIB_MBSTOK_R])
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GNULIB_STRERROR=0; AC_SUBST([GNULIB_STRERROR])
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GNULIB_STRERROR_R=0; AC_SUBST([GNULIB_STRERROR_R])
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GNULIB_STRSIGNAL=0; AC_SUBST([GNULIB_STRSIGNAL])
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GNULIB_STRVERSCMP=0; AC_SUBST([GNULIB_STRVERSCMP])
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HAVE_MBSLEN=0; AC_SUBST([HAVE_MBSLEN])
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dnl Assume proper GNU behavior unless another module says otherwise.
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HAVE_FFSL=1; AC_SUBST([HAVE_FFSL])
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HAVE_FFSLL=1; AC_SUBST([HAVE_FFSLL])
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HAVE_MEMCHR=1; AC_SUBST([HAVE_MEMCHR])
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HAVE_DECL_MEMMEM=1; AC_SUBST([HAVE_DECL_MEMMEM])
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HAVE_MEMPCPY=1; AC_SUBST([HAVE_MEMPCPY])
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HAVE_DECL_MEMRCHR=1; AC_SUBST([HAVE_DECL_MEMRCHR])
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HAVE_STRSEP=1; AC_SUBST([HAVE_STRSEP])
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HAVE_STRCASESTR=1; AC_SUBST([HAVE_STRCASESTR])
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HAVE_DECL_STRTOK_R=1; AC_SUBST([HAVE_DECL_STRTOK_R])
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HAVE_DECL_STRERROR=1; AC_SUBST([HAVE_DECL_STRERROR])
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HAVE_DECL_STRERROR_R=1; AC_SUBST([HAVE_DECL_STRERROR_R])
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HAVE_DECL_STRSIGNAL=1; AC_SUBST([HAVE_DECL_STRSIGNAL])
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HAVE_STRVERSCMP=1; AC_SUBST([HAVE_STRVERSCMP])
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REPLACE_MEMCHR=0; AC_SUBST([REPLACE_MEMCHR])
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REPLACE_MEMMEM=0; AC_SUBST([REPLACE_MEMMEM])
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REPLACE_STPNCPY=0; AC_SUBST([REPLACE_STPNCPY])
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REPLACE_STRDUP=0; AC_SUBST([REPLACE_STRDUP])
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REPLACE_STRSTR=0; AC_SUBST([REPLACE_STRSTR])
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REPLACE_STRCASESTR=0; AC_SUBST([REPLACE_STRCASESTR])
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REPLACE_STRCHRNUL=0; AC_SUBST([REPLACE_STRCHRNUL])
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REPLACE_STRERROR=0; AC_SUBST([REPLACE_STRERROR])
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REPLACE_STRERROR_R=0; AC_SUBST([REPLACE_STRERROR_R])
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REPLACE_STRNCAT=0; AC_SUBST([REPLACE_STRNCAT])
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REPLACE_STRNDUP=0; AC_SUBST([REPLACE_STRNDUP])
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REPLACE_STRNLEN=0; AC_SUBST([REPLACE_STRNLEN])
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REPLACE_STRSIGNAL=0; AC_SUBST([REPLACE_STRSIGNAL])
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REPLACE_STRTOK_R=0; AC_SUBST([REPLACE_STRTOK_R])
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UNDEFINE_STRTOK_R=0; AC_SUBST([UNDEFINE_STRTOK_R])
added
removed
m4/string_h.m4
