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| author | Dariusz Michaluk <d.michaluk@samsung.com> | 2024-02-13 15:44:51 +0100 |
|---|---|---|
| committer | Dariusz Michaluk <d.michaluk@samsung.com> | 2024-02-14 10:46:44 +0100 |
| commit | c28e9eeaa4dccef63b3b237ebe8a8b5abb23e335 (patch) | |
| tree | 504a1953b56446487f4759d3a5f348bbeb925461 /m4/wint_t.m4 | |
| parent | 1778d37a3eec1209d7c9c064318f3ff8c5132490 (diff) | |
| parent | 031996ef501f8c3d0532f7df1c38cf2e540a4f11 (diff) | |
| download | libtasn1-tizen.tar.gz libtasn1-tizen.tar.bz2 libtasn1-tizen.zip | |
Upgrade to libtasn1 4.19.0HEADaccepted/tizen/unified/20240214.164006tizenaccepted/tizen_unified
Change-Id: I893fd2c90c487d6e13b0b10e25b2cafc408da180
Diffstat (limited to 'm4/wint_t.m4')
| -rw-r--r-- | m4/wint_t.m4 | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/m4/wint_t.m4 b/m4/wint_t.m4 new file mode 100644 index 0000000..adc5866 --- /dev/null +++ b/m4/wint_t.m4 @@ -0,0 +1,57 @@ +# wint_t.m4 serial 11 +dnl Copyright (C) 2003, 2007-2022 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. + +dnl From Bruno Haible. +dnl Test whether <wchar.h> has the 'wint_t' type and whether gnulib's +dnl <wchar.h> or <wctype.h> would, if present, override 'wint_t'. +dnl Prerequisite: AC_PROG_CC + +AC_DEFUN([gt_TYPE_WINT_T], +[ + AC_CACHE_CHECK([for wint_t], [gt_cv_c_wint_t], + [AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [[#include <wchar.h> + wint_t foo = (wchar_t)'\0';]], + [[]])], + [gt_cv_c_wint_t=yes], + [gt_cv_c_wint_t=no])]) + if test $gt_cv_c_wint_t = yes; then + AC_DEFINE([HAVE_WINT_T], [1], [Define if you have the 'wint_t' type.]) + + dnl Determine whether gnulib's <wchar.h> or <wctype.h> would, if present, + dnl override 'wint_t'. + AC_CACHE_CHECK([whether wint_t is large enough], + [gl_cv_type_wint_t_large_enough], + [AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [[#include <wchar.h> + int verify[sizeof (wint_t) < sizeof (int) ? -1 : 1]; + ]])], + [gl_cv_type_wint_t_large_enough=yes], + [gl_cv_type_wint_t_large_enough=no])]) + if test $gl_cv_type_wint_t_large_enough = no; then + GNULIBHEADERS_OVERRIDE_WINT_T=1 + else + GNULIBHEADERS_OVERRIDE_WINT_T=0 + fi + else + GNULIBHEADERS_OVERRIDE_WINT_T=0 + fi + AC_SUBST([GNULIBHEADERS_OVERRIDE_WINT_T]) +]) + +dnl Prerequisites of the 'wint_t' override. +AC_DEFUN([gl_TYPE_WINT_T_PREREQ], +[ + AC_CHECK_HEADERS_ONCE([crtdefs.h]) + if test $ac_cv_header_crtdefs_h = yes; then + HAVE_CRTDEFS_H=1 + else + HAVE_CRTDEFS_H=0 + fi + AC_SUBST([HAVE_CRTDEFS_H]) +]) |