diff options
Diffstat (limited to 'gcc/aclocal.m4')
| -rw-r--r-- | gcc/aclocal.m4 | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/gcc/aclocal.m4 b/gcc/aclocal.m4 index 054a2bb3ec7..788db372e19 100644 --- a/gcc/aclocal.m4 +++ b/gcc/aclocal.m4 @@ -16,6 +16,27 @@ if test $ac_cv_header_stdbool_h = yes; then fi ]) +dnl Fixed AC_CHECK_TYPE that doesn't need anything in acconfig.h. +dnl Remove after migrating to 2.5x. +AC_DEFUN([gcc_AC_CHECK_TYPE], +[AC_REQUIRE([AC_HEADER_STDC])dnl +AC_MSG_CHECKING(for $1) +AC_CACHE_VAL(ac_cv_type_$1, +[AC_EGREP_CPP(dnl +changequote(<<,>>)dnl +<<(^|[^a-zA-Z_0-9])$1[^a-zA-Z_0-9]>>dnl +changequote([,]), [#include <sys/types.h> +#if STDC_HEADERS +#include <stdlib.h> +#include <stddef.h> +#endif], ac_cv_type_$1=yes, ac_cv_type_$1=no)])dnl +AC_MSG_RESULT($ac_cv_type_$1) +if test $ac_cv_type_$1 = no; then + AC_DEFINE($1, $2, [Define as \`$2' if <sys/types.h> doesn't define.]) +fi +]) + + dnl See whether we can include both string.h and strings.h. AC_DEFUN([gcc_AC_HEADER_STRING], [AC_CACHE_CHECK([whether string.h and strings.h may both be included], @@ -732,7 +753,7 @@ AC_DEFUN([gcc_GAS_CHECK_FEATURE], if test $in_tree_gas = yes; then gcc_GAS_VERSION_GTE_IFELSE($3, [[$2]=yes]) el])if test x$gcc_cv_as != x; then - echo ifelse(m4_substr([$5],0,1),[$], "[$5]", '[$5]') > conftest.s + echo ifelse(substr([$5],0,1),[$], "[$5]", '[$5]') > conftest.s if AC_TRY_COMMAND([$gcc_cv_as $4 -o conftest.o conftest.s >&AC_FD_CC]) then ifelse([$6],, [$2]=yes, [$6]) |