Eliminate almost all warnings from -Wall

2018-03-07 14:29:14 +00:00
parent a7d82ae823
commit 07e46565ca
12 changed files with 125 additions and 96 deletions
@@ -63,7 +63,8 @@ static int fork_execvp(const char *file, char *const argv[]) {

    // If we reach this point then execve has failed.
    // Write erno's value into the pipe and exit.
-    int ignore = write(execpipe[1], &errno, sizeof(errno));
+    if(write(execpipe[1], &errno, sizeof(errno)) != sizeof(errno))
+      debug(1,"Execve has failed and there was a further error writing an error message, duh.");
    debug(1, "execve has failed.");
    _exit(-1);
    return 0;           // Just to make the compiler happy.