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view m4/argp.m4 @ 269:6cbc409ff09f 2.6
Added asprintf redux
author | lost |
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date | Tue, 22 Dec 2009 05:53:05 +0000 |
parents | bec6d2480f08 |
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# argp.m4 serial 9 dnl Copyright (C) 2003-2007, 2009 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([gl_ARGP], [ AC_REQUIRE([AC_C_INLINE]) AC_REQUIRE([AC_C_RESTRICT]) AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) dnl argp-parse.c depends on GNU getopt internals, therefore use GNU getopt dnl always. gl_GETOPT_SUBSTITUTE dnl Note: gl_GETOPT_SUBSTITUTE does AC_LIBOBJ([getopt]), AC_LIBOBJ([getopt1]). AC_CHECK_DECL([program_invocation_name], [AC_DEFINE([HAVE_DECL_PROGRAM_INVOCATION_NAME], [1], [Define if program_invocation_name is declared])], [AC_DEFINE([GNULIB_PROGRAM_INVOCATION_NAME], [1], [Define to 1 to add extern declaration of program_invocation_name to argp.h])], [#include <errno.h>]) AC_CHECK_DECL([program_invocation_short_name], [AC_DEFINE([HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME], [1], [Define if program_invocation_short_name is declared])], [AC_DEFINE([GNULIB_PROGRAM_INVOCATION_SHORT_NAME], [1], [Define to 1 to add extern declaration of program_invocation_short_name to argp.h])], [#include <errno.h>]) # Check if program_invocation_name and program_invocation_short_name # are defined elsewhere. It is improbable that only one of them will # be defined and other not, I prefer to stay on the safe side and to # test each one separately. AC_MSG_CHECKING([whether program_invocation_name is defined]) AC_TRY_LINK([#include <argp.h>], [ program_invocation_name = "test"; ], [ AC_DEFINE([HAVE_PROGRAM_INVOCATION_NAME], [1], [Define if program_invocation_name is defined]) AC_MSG_RESULT([yes])], [ AC_MSG_RESULT([no])] ) AC_MSG_CHECKING([whether program_invocation_short_name is defined]) AC_TRY_LINK([#include <argp.h>], [ program_invocation_short_name = "test"; ], [ AC_DEFINE([HAVE_PROGRAM_INVOCATION_SHORT_NAME], [1], [Define if program_invocation_short_name is defined]) AC_MSG_RESULT([yes])], [ AC_MSG_RESULT([no])] ) AC_CHECK_DECLS_ONCE([clearerr_unlocked]) AC_CHECK_DECLS_ONCE([feof_unlocked]) AC_CHECK_DECLS_ONCE([ferror_unlocked]) AC_CHECK_DECLS_ONCE([fflush_unlocked]) AC_CHECK_DECLS_ONCE([fgets_unlocked]) AC_CHECK_DECLS_ONCE([fputc_unlocked]) AC_CHECK_DECLS_ONCE([fputs_unlocked]) AC_CHECK_DECLS_ONCE([fread_unlocked]) AC_CHECK_DECLS_ONCE([fwrite_unlocked]) AC_CHECK_DECLS_ONCE([getc_unlocked]) AC_CHECK_DECLS_ONCE([getchar_unlocked]) AC_CHECK_DECLS_ONCE([putc_unlocked]) AC_CHECK_DECLS_ONCE([putchar_unlocked]) AC_CHECK_FUNCS_ONCE([flockfile funlockfile]) AC_CHECK_HEADERS_ONCE([features.h linewrap.h]) ])