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comparison m4/argp.m4 @ 272:d5392bb5da3c 2.5

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author lost
date Sun, 16 Aug 2009 17:16:49 +0000
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271:3b793ba7a6c6 272:d5392bb5da3c
1 # argp.m4 serial 8
2 dnl Copyright (C) 2003-2007 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_ARGP],
8 [
9 AC_REQUIRE([AC_C_INLINE])
10 AC_REQUIRE([AC_C_RESTRICT])
11 AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
12 dnl argp-parse.c depends on GNU getopt internals, therefore use GNU getopt
13 dnl always.
14 gl_GETOPT_SUBSTITUTE
15 dnl Note: gl_GETOPT_SUBSTITUTE does AC_LIBOBJ(getopt), AC_LIBOBJ(getopt1).
16
17 AC_CHECK_DECL([program_invocation_name],
18 [AC_DEFINE(HAVE_DECL_PROGRAM_INVOCATION_NAME, 1,
19 [Define if program_invocation_name is declared])],
20 [AC_DEFINE(GNULIB_PROGRAM_INVOCATION_NAME, 1,
21 [Define to 1 to add extern declaration of program_invocation_name to argp.h])],
22 [#include <errno.h>])
23 AC_CHECK_DECL([program_invocation_short_name],
24 [AC_DEFINE(HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME, 1,
25 [Define if program_invocation_short_name is declared])],
26 [AC_DEFINE(GNULIB_PROGRAM_INVOCATION_SHORT_NAME, 1,
27 [Define to 1 to add extern declaration of program_invocation_short_name to argp.h])],
28 [#include <errno.h>])
29
30 # Check if program_invocation_name and program_invocation_short_name
31 # are defined elsewhere. It is improbable that only one of them will
32 # be defined and other not, I prefer to stay on the safe side and to
33 # test each one separately.
34 AC_MSG_CHECKING(whether program_invocation_name is defined)
35 AC_TRY_LINK([#include <argp.h>],
36 [ program_invocation_name = "test"; ],
37 [ AC_DEFINE(HAVE_PROGRAM_INVOCATION_NAME,1,
38 [Define if program_invocation_name is defined])
39 AC_MSG_RESULT(yes)],
40 [ AC_MSG_RESULT(no)] )
41
42 AC_MSG_CHECKING(whether program_invocation_short_name is defined)
43 AC_TRY_LINK([#include <argp.h>],
44 [ program_invocation_short_name = "test"; ],
45 [ AC_DEFINE(HAVE_PROGRAM_INVOCATION_SHORT_NAME,1,
46 [Define if program_invocation_short_name is defined])
47 AC_MSG_RESULT(yes)],
48 [ AC_MSG_RESULT(no)] )
49
50 AC_CHECK_DECLS_ONCE([clearerr_unlocked])
51 AC_CHECK_DECLS_ONCE([feof_unlocked])
52 AC_CHECK_DECLS_ONCE([ferror_unlocked])
53 AC_CHECK_DECLS_ONCE([fflush_unlocked])
54 AC_CHECK_DECLS_ONCE([fgets_unlocked])
55 AC_CHECK_DECLS_ONCE([fputc_unlocked])
56 AC_CHECK_DECLS_ONCE([fputs_unlocked])
57 AC_CHECK_DECLS_ONCE([fread_unlocked])
58 AC_CHECK_DECLS_ONCE([fwrite_unlocked])
59 AC_CHECK_DECLS_ONCE([getc_unlocked])
60 AC_CHECK_DECLS_ONCE([getchar_unlocked])
61 AC_CHECK_DECLS_ONCE([putc_unlocked])
62 AC_CHECK_DECLS_ONCE([putchar_unlocked])
63 AC_CHECK_FUNCS_ONCE([flockfile funlockfile])
64 AC_CHECK_HEADERS_ONCE([features.h linewrap.h])
65 ])