dup is marked as warn-unused-result

This commit is contained in:
Wolfgang Bumiller 2013-04-27 17:51:51 +02:00
parent d4b0e1f588
commit 4c4aa5534c

6
test.c
View file

@ -116,9 +116,9 @@ FILE ** task_popen(const char *command, const char *mode) {
close(errhandle[0]);
/* see piping documentation for this sillyness :P */
close(0), dup(inhandle [0]);
close(1), dup(outhandle[1]);
close(2), dup(errhandle[1]);
close(0); (void)!dup(inhandle [0]);
close(1); (void)!dup(outhandle[1]);
close(2); (void)!dup(errhandle[1]);
execvp(*argv, argv);
exit(EXIT_FAILURE);