diff options
Diffstat (limited to 'gl/m4/wctype.m4')
-rw-r--r-- | gl/m4/wctype.m4 | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/gl/m4/wctype.m4 b/gl/m4/wctype.m4 deleted file mode 100644 index 6a1b6f0..0000000 --- a/gl/m4/wctype.m4 +++ /dev/null | |||
@@ -1,74 +0,0 @@ | |||
1 | # wctype.m4 serial 2 | ||
2 | |||
3 | dnl A placeholder for ISO C99 <wctype.h>, for platforms that lack it. | ||
4 | |||
5 | dnl Copyright (C) 2006-2008 Free Software Foundation, Inc. | ||
6 | dnl This file is free software; the Free Software Foundation | ||
7 | dnl gives unlimited permission to copy and/or distribute it, | ||
8 | dnl with or without modifications, as long as this notice is preserved. | ||
9 | |||
10 | dnl Written by Paul Eggert. | ||
11 | |||
12 | AC_DEFUN([gl_WCTYPE_H], | ||
13 | [ | ||
14 | AC_REQUIRE([AC_PROG_CC]) | ||
15 | AC_CHECK_FUNCS_ONCE([iswcntrl]) | ||
16 | if test $ac_cv_func_iswcntrl = yes; then | ||
17 | HAVE_ISWCNTRL=1 | ||
18 | else | ||
19 | HAVE_ISWCNTRL=0 | ||
20 | fi | ||
21 | AC_SUBST([HAVE_ISWCNTRL]) | ||
22 | AC_CHECK_HEADERS_ONCE([wctype.h]) | ||
23 | AC_REQUIRE([AC_C_INLINE]) | ||
24 | |||
25 | AC_REQUIRE([gt_TYPE_WINT_T]) | ||
26 | if test $gt_cv_c_wint_t = yes; then | ||
27 | HAVE_WINT_T=1 | ||
28 | else | ||
29 | HAVE_WINT_T=0 | ||
30 | fi | ||
31 | AC_SUBST([HAVE_WINT_T]) | ||
32 | |||
33 | WCTYPE_H=wctype.h | ||
34 | if test $ac_cv_header_wctype_h = yes; then | ||
35 | if test $ac_cv_func_iswcntrl = yes; then | ||
36 | dnl Linux libc5 has an iswprint function that returns 0 for all arguments. | ||
37 | dnl The other functions are likely broken in the same way. | ||
38 | AC_CACHE_CHECK([whether iswcntrl works], [gl_cv_func_iswcntrl_works], | ||
39 | [ | ||
40 | AC_TRY_RUN([#include <stddef.h> | ||
41 | #include <stdio.h> | ||
42 | #include <time.h> | ||
43 | #include <wchar.h> | ||
44 | #include <wctype.h> | ||
45 | int main () { return iswprint ('x') == 0; }], | ||
46 | [gl_cv_func_iswcntrl_works=yes], [gl_cv_func_iswcntrl_works=no], | ||
47 | [AC_TRY_COMPILE([#include <stdlib.h> | ||
48 | #if __GNU_LIBRARY__ == 1 | ||
49 | Linux libc5 i18n is broken. | ||
50 | #endif], [], | ||
51 | [gl_cv_func_iswcntrl_works=yes], [gl_cv_func_iswcntrl_works=no]) | ||
52 | ]) | ||
53 | ]) | ||
54 | if test $gl_cv_func_iswcntrl_works = yes; then | ||
55 | WCTYPE_H= | ||
56 | fi | ||
57 | fi | ||
58 | dnl Compute NEXT_WCTYPE_H even if WCTYPE_H is empty, | ||
59 | dnl for the benefit of builds from non-distclean directories. | ||
60 | gl_CHECK_NEXT_HEADERS([wctype.h]) | ||
61 | HAVE_WCTYPE_H=1 | ||
62 | else | ||
63 | HAVE_WCTYPE_H=0 | ||
64 | fi | ||
65 | AC_SUBST([HAVE_WCTYPE_H]) | ||
66 | AC_SUBST([WCTYPE_H]) | ||
67 | |||
68 | if test "$gl_cv_func_iswcntrl_works" = no; then | ||
69 | REPLACE_ISWCNTRL=1 | ||
70 | else | ||
71 | REPLACE_ISWCNTRL=0 | ||
72 | fi | ||
73 | AC_SUBST([REPLACE_ISWCNTRL]) | ||
74 | ]) | ||