Fix new glibc warnings about warn_unused_result.

[ccan] / ccan / tap / tap.c

diff --git a/ccan/tap/tap.c b/ccan/tap/tap.c
index 6e268324446b7d1e33a7953005306b971ba1cf4b..6c454a5b976be628d55bb71abfbd169bc56e3a97 100644 (file)
--- a/ccan/tap/tap.c
+++ b/ccan/tap/tap.c
@@ -105,7 +105,8 @@ _gen_result(int ok, const char *func, char *file, unsigned int line,
           expansions on it */
        if(test_name != NULL) {
                va_start(ap, test_name);
-               vasprintf(&local_test_name, test_name, ap);
+               if (vasprintf(&local_test_name, test_name, ap) < 0)
+                       local_test_name = NULL;
                va_end(ap);
 
                /* Make sure the test name contains more than digits
@@ -363,7 +364,8 @@ skip(unsigned int n, char *fmt, ...)
        LOCK;
 
        va_start(ap, fmt);
-       vasprintf(&skip_msg, fmt, ap);
+       if (vasprintf(&skip_msg, fmt, ap) < 0)
+               skip_msg = NULL;
        va_end(ap);
 
        while(n-- > 0) {
@@ -386,7 +388,8 @@ todo_start(char *fmt, ...)
        LOCK;
 
        va_start(ap, fmt);
-       vasprintf(&todo_msg, fmt, ap);
+       if (vasprintf(&todo_msg, fmt, ap) < 0)
+               todo_msg = NULL;
        va_end(ap);
 
        todo = 1;