| | 1 | #serial 8 |
| | 2 | |
| | 3 | dnl autoconf tests required for use of mbswidth.c |
| | 4 | dnl From Bruno Haible. |
| | 5 | |
| | 6 | AC_DEFUN([jm_PREREQ_MBSWIDTH], |
| | 7 | [ |
| | 8 | AC_CHECK_HEADERS(wchar.h wctype.h) |
| | 9 | AC_CHECK_FUNCS(isascii iswcntrl iswprint mbsinit wcwidth) |
| | 10 | jm_FUNC_MBRTOWC |
| | 11 | |
| | 12 | AC_CACHE_CHECK([whether wcwidth is declared], ac_cv_have_decl_wcwidth, |
| | 13 | [AC_TRY_COMPILE([ |
| | 14 | /* AIX 3.2.5 declares wcwidth in <string.h>. */ |
| | 15 | #if HAVE_STRING_H |
| | 16 | # include <string.h> |
| | 17 | #endif |
| | 18 | #if HAVE_WCHAR_H |
| | 19 | # include <wchar.h> |
| | 20 | #endif |
| | 21 | ], [ |
| | 22 | #ifndef wcwidth |
| | 23 | char *p = (char *) wcwidth; |
| | 24 | #endif |
| | 25 | ], ac_cv_have_decl_wcwidth=yes, ac_cv_have_decl_wcwidth=no)]) |
| | 26 | if test $ac_cv_have_decl_wcwidth = yes; then |
| | 27 | ac_val=1 |
| | 28 | else |
| | 29 | ac_val=0 |
| | 30 | fi |
| | 31 | AC_DEFINE_UNQUOTED(HAVE_DECL_WCWIDTH, $ac_val, |
| | 32 | [Define to 1 if you have the declaration of wcwidth(), and to 0 otherwise.]) |
| | 33 | |
| | 34 | AC_TYPE_MBSTATE_T |
| | 35 | ]) |
projects / bison.git / blame_incremental