diff options
Diffstat (limited to 'tool/m4/ruby_check_printf_prefix.m4')
| -rw-r--r-- | tool/m4/ruby_check_printf_prefix.m4 | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/tool/m4/ruby_check_printf_prefix.m4 b/tool/m4/ruby_check_printf_prefix.m4 index 0415f9fa92..9007c18c0a 100644 --- a/tool/m4/ruby_check_printf_prefix.m4 +++ b/tool/m4/ruby_check_printf_prefix.m4 @@ -4,7 +4,8 @@ AC_CACHE_CHECK([for printf prefix for $1], [rb_cv_pri_prefix_]AS_TR_SH($1),[ [rb_cv_pri_prefix_]AS_TR_SH($1)=[NONE] RUBY_WERROR_FLAG(RUBY_APPEND_OPTIONS(CFLAGS, $rb_cv_wsuppress_flags) for pri in $2; do - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[@%:@include <stdio.h> + AC_TRY_COMPILE( + [@%:@include <stdio.h> @%:@include <stddef.h> @%:@ifdef __GNUC__ @%:@if defined __MINGW_PRINTF_FORMAT @@ -17,9 +18,9 @@ AC_CACHE_CHECK([for printf prefix for $1], [rb_cv_pri_prefix_]AS_TR_SH($1),[ @%:@else @%:@define PRINTF_ARGS(decl, string_index, first_to_check) decl @%:@endif - PRINTF_ARGS(void test_sprintf(const char*, ...), 1, 2);]], - [[printf("%]${pri}[d", (]$1[)42); - test_sprintf("%]${pri}[d", (]$1[)42);]])], + PRINTF_ARGS(void test_sprintf(const char*, ...), 1, 2);], + [printf("%]${pri}[d", (]$1[)42); + test_sprintf("%]${pri}[d", (]$1[)42);], [rb_cv_pri_prefix_]AS_TR_SH($1)[=[$pri]; break]) done)]) AS_IF([test "[$rb_cv_pri_prefix_]AS_TR_SH($1)" != NONE], [ |