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-rw-r--r--support/check.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/support/check.c b/support/check.c
index 688ed569ac..78f2b3cde1 100644
--- a/support/check.c
+++ b/support/check.c
@@ -18,6 +18,7 @@
#include <support/check.h>
+#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
@@ -26,9 +27,11 @@
static void
print_failure (const char *file, int line, const char *format, va_list ap)
{
+ int saved_errno = errno;
printf ("error: %s:%d: ", file, line);
vprintf (format, ap);
puts ("");
+ errno = saved_errno;
}
int