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-rw-r--r--patches/dwm-r1615-selfrestart.diff101
1 files changed, 101 insertions, 0 deletions
diff --git a/patches/dwm-r1615-selfrestart.diff b/patches/dwm-r1615-selfrestart.diff
new file mode 100644
index 0000000..5d019b2
--- /dev/null
+++ b/patches/dwm-r1615-selfrestart.diff
@@ -0,0 +1,101 @@
+# HG changeset patch
+# User Barbu Paul - Gheorghe <barbu.paul.gheorghe@gmail.com>
+# Date 1354650884 -7200
+# Node ID 6c472a21a5887c5295a331c48c4da188ec2c8413
+# Parent aaab44133a6830c9a00263731d098c01cc1d6fb5
+selfrestart now magically locates the current dwm (no need to hardcode a path)
+
+diff -r aaab44133a68 -r 6c472a21a588 config.def.h
+--- a/config.def.h Tue Dec 04 21:54:44 2012 +0200
++++ b/config.def.h Tue Dec 04 21:54:44 2012 +0200
+@@ -54,6 +54,8 @@
+ static const char *termcmd[] = { "urxvtc", NULL };
+ static const char *filemancmd[] = { "thunar", NULL };
+
++#include "selfrestart.c"
++
+ static Key keys[] = {
+ /* modifier key function argument */
+ { MODKEY, XK_r, spawn, {.v = dmenucmd } },
+@@ -89,6 +91,7 @@
+ TAGKEYS( XK_7, 6)
+ TAGKEYS( XK_8, 7)
+ TAGKEYS( XK_9, 8)
++ { MODKEY|ShiftMask, XK_r, self_restart, {0} },
+ { MODKEY|ShiftMask, XK_q, quit, {0} },
+ };
+
+@@ -108,4 +111,3 @@
+ { ClkTagBar, MODKEY, Button1, tag, {0} },
+ { ClkTagBar, MODKEY, Button3, toggletag, {0} },
+ };
+-
+diff -r aaab44133a68 -r 6c472a21a588 selfrestart.c
+--- /dev/null Thu Jan 01 00:00:00 1970 +0000
++++ b/selfrestart.c Tue Dec 04 21:54:44 2012 +0200
+@@ -0,0 +1,65 @@
++#include <unistd.h>
++#include <sys/types.h>
++#include <sys/stat.h>
++#include <stdio.h>
++#include <stdlib.h>
++
++/**
++ * Magically finds the current's executable path
++ *
++ * I'm doing the do{}while(); trick because Linux (what I'm running) is not
++ * POSIX compilant and so lstat() cannot be trusted on /proc entries
++ *
++ * @return char* the path of the current executable
++ */
++char *get_dwm_path(){
++ struct stat s;
++ int r, length, rate = 42;
++ char *path = NULL;
++
++ if(lstat("/proc/self/exe", &s) == -1){
++ perror("lstat:");
++ return NULL;
++ }
++
++ length = s.st_size + 1 - rate;
++
++ do{
++ length+=rate;
++
++ free(path);
++ path = malloc(sizeof(char) * length);
++
++ if(path == NULL){
++ perror("malloc:");
++ return NULL;
++ }
++
++ r = readlink("/proc/self/exe", path, length);
++
++ if(r == -1){
++ perror("readlink:");
++ return NULL;
++ }
++ }while(r >= length);
++
++ path[r] = '\0';
++
++ return path;
++}
++
++/**
++ * self-restart
++ *
++ * Initially inspired by: Yu-Jie Lin
++ * https://sites.google.com/site/yjlnotes/notes/dwm
++ */
++void self_restart(const Arg *arg) {
++ char *const argv[] = {get_dwm_path(), NULL};
++
++ if(argv[0] == NULL){
++ return;
++ }
++
++ execv(argv[0], argv);
++}