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	dwm-6.0-spawn_cwd.diff (1836B)
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	1 https://github.com/sunaku/.dwm/compare/tip...spawn_cwd
	2 ---
	3 diff --git a/dwm.c b/dwm.c
	4 index 1d78655..156ee60 100644
	5 --- a/dwm.c
	6 +++ b/dwm.c
	7 @@ -20,6 +20,7 @@
	8 *
	9 * To understand everything else, start reading main().
	10 */
	11 +#include <assert.h>
	12 #include <errno.h>
	13 #include <locale.h>
	14 #include <stdarg.h>
	15 @@ -28,6 +29,8 @@
	16 #include <stdlib.h>
	17 #include <string.h>
	18 #include <unistd.h>
	19 +#include <libgen.h>
	20 +#include <sys/stat.h>
	21 #include <sys/types.h>
	22 #include <sys/wait.h>
	23 #include <X11/cursorfont.h>
	24 @@ -1661,11 +1664,45 @@ sigchld(int unused) {
	25 while(0 < waitpid(-1, NULL, WNOHANG));
	26 }
	27
	28 +#define SPAWN_CWD_DELIM " []{}()<>\"':"
	29 +
	30 void
	31 spawn(const Arg *arg) {
	32 if(fork() == 0) {
	33 if(dpy)
	34 close(ConnectionNumber(dpy));
	35 + if(selmon->sel) {
	36 + const char* const home = getenv("HOME");
	37 + assert(home && strchr(home, '/'));
	38 + const size_t homelen = strlen(home);
	39 + char cwd, pathbuf = NULL;
	40 + struct stat statbuf;
	41 +
	42 + cwd = strtok(selmon->sel->name, SPAWN_CWD_DELIM…
	43 + /* NOTE: strtok() alters selmon->sel->name in-p…
	44 + * but that does not matter because we are goin…
	45 + * exec() below anyway; nothing else will use i…
	46 + while(cwd) {
	47 + if(cwd == '~') { / replace ~ with $HO…
	48 + if(!(pathbuf = malloc(homelen +…
	49 + die("fatal: could not m…
	50 + strcpy(strcpy(pathbuf, home) + …
	51 + cwd = pathbuf;
	52 + }
	53 +
	54 + if(strchr(cwd, '/') && !stat(cwd, &stat…
	55 + if(!S_ISDIR(statbuf.st_mode))
	56 + cwd = dirname(cwd);
	57 +
	58 + if(!chdir(cwd))
	59 + break;
	60 + }
	61 +
	62 + cwd = strtok(NULL, SPAWN_CWD_DELIM);
	63 + }
	64 +
	65 + free(pathbuf);
	66 + }
	67 setsid();
	68 execvp(((char )arg->v)[0], (char )arg->v);
	69 fprintf(stderr, "dwm: execvp %s", ((char **)arg->v)[0]);