Remove compile warnings of tests under Ubuntu (return value ignored)

[ccan] / ccan / tap / test / run.c

diff --git a/ccan/tap/test/run.c b/ccan/tap/test/run.c
index 2f718cc27fbbf0e6c8e7fb61de6d114bf42141b7..26957fb5c04b601bca73f7a19b26b90949f1d080 100644 (file)
--- a/ccan/tap/test/run.c
+++ b/ccan/tap/test/run.c
@@ -16,6 +16,20 @@
 /* We dup stderr to here. */
 static int stderrfd;
 
+/* write_all inlined here to avoid circular dependency. */
+static void write_all(int fd, const void *data, size_t size)
+{
+       while (size) {
+               ssize_t done;
+
+               done = write(fd, data, size);
+               if (done <= 0)
+                       _exit(1);
+               data += done;
+               size -= done;
+       }
+}
+
 /* Simple replacement for err() */
 static void failmsg(const char *fmt, ...)
 {
@@ -27,9 +41,9 @@ static void failmsg(const char *fmt, ...)
        vsprintf(buf, fmt, ap);
        va_end(ap);
 
-       write(stderrfd, "# ", 2);
-       write(stderrfd, buf, strlen(buf));
-       write(stderrfd, "\n", 1);
+       write_all(stderrfd, "# ", 2);
+       write_all(stderrfd, buf, strlen(buf));
+       write_all(stderrfd, "\n", 1);
        _exit(1);
 }
 
@@ -113,6 +127,7 @@ int main(int argc, char *argv[])
        expect(p[0], "# Looks like you failed 2 tests of 9.\n");
 #endif
 
-       write(stdoutfd, "ok 1 - All passed\n", strlen("ok 1 - All passed\n"));
+       write_all(stdoutfd, "ok 1 - All passed\n",
+                 strlen("ok 1 - All passed\n"));
        _exit(0);
 }