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From: Nilesh Patra <nilesh@iki.fi>
Subject: Allow cross build
Bug-Debian: https://bugs.debian.org/1110332
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -234,34 +234,9 @@
dnl # test program for va_copy() implementation
changequote(<<,>>)
m4_define(__va_copy_test, <<[
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
#define DO_VA_COPY(d, s) $1
-void test(char *str, ...)
-{
- va_list ap, ap2;
- int i;
- va_start(ap, str);
- DO_VA_COPY(ap2, ap);
- for (i = 1; i <= 9; i++) {
- int k = (int)va_arg(ap, int);
- if (k != i)
- abort();
- }
- DO_VA_COPY(ap, ap2);
- for (i = 1; i <= 9; i++) {
- int k = (int)va_arg(ap, int);
- if (k != i)
- abort();
- }
- va_end(ap);
-}
-int main(int argc, char *argv[])
-{
- test("test", 1, 2, 3, 4, 5, 6, 7, 8, 9);
- exit(0);
-}
+va_list ap, ap2;
+DO_VA_COPY(ap2, ap);
]>>)
changequote([,])
@@ -271,7 +246,9 @@
[/* Predefined possible va_copy() implementation (id: $1) */
#define __VA_COPY_USE_$1(d, s) $2])
if test ".$ac_cv_va_copy" = .; then
- AC_TRY_RUN(__va_copy_test($2), [ac_cv_va_copy="$1"])
+ AC_TRY_COMPILE([
+ #include <stdarg.h>
+ ],__va_copy_test($2), [ac_cv_va_copy="$1"])
fi
])
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