diff options
Diffstat (limited to 'm4/ax_check_sign.m4')
| -rw-r--r-- | m4/ax_check_sign.m4 | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/m4/ax_check_sign.m4 b/m4/ax_check_sign.m4 deleted file mode 100644 index 19a6d2e43c52c..0000000000000 --- a/m4/ax_check_sign.m4 +++ /dev/null @@ -1,39 +0,0 @@ -dnl @synopsis AX_CHECK_SIGN (TYPE, [ACTION-IF-SIGNED], [ACTION-IF-UNSIGNED], [INCLUDES]) -dnl -dnl Checks whether TYPE is signed or not. If no INCLUDES are specified, -dnl the default includes are used. If ACTION-IF-SIGNED is given, it is -dnl additional shell code to execute when the type is signed. If -dnl ACTION-IF-UNSIGNED is given, it is executed when the type is unsigned. -dnl -dnl This macro assumes that the type exists. Therefore the existence of -dnl the type should be checked before calling this macro. For example: -dnl -dnl AC_CHECK_HEADERS([wchar.h]) -dnl AC_CHECK_TYPE([wchar_t],,[ AC_MSG_ERROR([Type wchar_t not found.]) ]) -dnl AX_CHECK_SIGN([wchar_t], -dnl [ AC_DEFINE(WCHAR_T_SIGNED, 1, [Define if wchar_t is signed]) ], -dnl [ AC_DEFINE(WCHAR_T_UNSIGNED, 1, [Define if wchar_t is unsigned]) ], [ -dnl #ifdef HAVE_WCHAR_H -dnl #include <wchar.h> -dnl #endif -dnl ]) -dnl -dnl @version 1.1 -dnl @author Ville Laurikari <vl@iki.fi> -AC_DEFUN([AX_CHECK_SIGN], [ - typename=`echo $1 | sed "s/@<:@^a-zA-Z0-9_@:>@/_/g"` - AC_CACHE_CHECK([whether $1 is signed], ax_cv_decl_${typename}_signed, [ - AC_COMPILE_IFELSE( - [ AC_LANG_PROGRAM([$4], - [ int foo @<:@ 1 - 2 * !((($1) -1) < 0) @:>@ ])], - [ eval "ax_cv_decl_${typename}_signed=\"yes\"" ], - [ eval "ax_cv_decl_${typename}_signed=\"no\"" ])]) - symbolname=`echo $1 | sed "s/@<:@^a-zA-Z0-9_@:>@/_/g" | tr "@<:@a-z@:>@" "@<:@A-Z@:>@"` - if eval "test \"\${ax_cv_decl_${typename}_signed}\" = \"yes\""; then - true - $2 - elif eval "test \"\${ax_cv_decl_${typename}_signed}\" = \"no\""; then - true - $3 - fi -])dnl |