Merge branch 'maint'

diff --git a/run-command.c b/run-command.c
index f91e446c86be8e27f98554567143d7ce6f934bd1..8619c769a93c48e724957c019af5765ebee6af9f 100644 (file)
--- a/run-command.c
+++ b/run-command.c
@@ -67,21 +67,26 @@ static int child_notifier = -1;
 
 static void notify_parent(void)
 {
-       ssize_t unused;
-       unused = write(child_notifier, "", 1);
+       /*
+        * execvp failed.  If possible, we'd like to let start_command
+        * know, so failures like ENOENT can be handled right away; but
+        * otherwise, finish_command will still report the error.
+        */
+       if (write(child_notifier, "", 1))
+               ; /* yes, dear gcc -D_FORTIFY_SOURCE, there was an error. */
 }
 
 static NORETURN void die_child(const char *err, va_list params)
 {
        char msg[4096];
-       ssize_t unused;
        int len = vsnprintf(msg, sizeof(msg), err, params);
        if (len > sizeof(msg))
                len = sizeof(msg);
 
-       unused = write(child_err, "fatal: ", 7);
-       unused = write(child_err, msg, len);
-       unused = write(child_err, "\n", 1);
+       if (write(child_err, "fatal: ", 7) ||
+           write(child_err, msg, len) ||
+           write(child_err, "\n", 1))
+               ; /* yes, gcc -D_FORTIFY_SOURCE, we know there was an error. */
        exit(128);
 }
 #endif