allowing nmaster=0 (I think that's a straight idea)

[dwm.git] / util.c

diff --git a/util.c b/util.c
index 1147133..7d7cb1a 100644 (file)
--- a/util.c
+++ b/util.c
@@ -1,5 +1,4 @@
-/*
- * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
+/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>

  * See LICENSE file for license details.
  */
 #include "dwm.h"
  * See LICENSE file for license details.
  */
 #include "dwm.h"


@@ -33,6 +32,7 @@ eprint(const char *errstr, ...) {
 void *
 erealloc(void *ptr, unsigned int size) {
        void *res = realloc(ptr, size);
 void *
 erealloc(void *ptr, unsigned int size) {
        void *res = realloc(ptr, size);

+

        if(!res)
                eprint("fatal: could not malloc() %u bytes\n", size);
        return res;
        if(!res)
                eprint("fatal: could not malloc() %u bytes\n", size);
        return res;


@@ -44,10 +44,10 @@ spawn(Arg *arg) {
 
        if(!shell && !(shell = getenv("SHELL")))
                shell = "/bin/sh";
 
        if(!shell && !(shell = getenv("SHELL")))
                shell = "/bin/sh";

-

        if(!arg->cmd)
                return;
        if(!arg->cmd)
                return;

-       /* the double-fork construct avoids zombie processes */
+       /* The double-fork construct avoids zombie processes and keeps the code
+        * clean from stupid signal handlers. */

        if(fork() == 0) {
                if(fork() == 0) {
                        if(dpy)
        if(fork() == 0) {
                if(fork() == 0) {
                        if(dpy)