272
|
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 ])
|