179 lines
5.1 KiB
Diff
179 lines
5.1 KiB
Diff
From 37e970479dc5d40e57fc0cbfeaa5e39941483237 Mon Sep 17 00:00:00 2001
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From: Gan Ainm <gan.ainm.riomhphost@gmail.com>
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Date: Wed, 10 Jun 2020 10:59:02 +0000
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Subject: [PATCH] dwm-xdgautostart-6.2.diff
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===================================================================
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---
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dwm.1 | 23 +++++++++++++++++
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dwm.c | 82 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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2 files changed, 105 insertions(+)
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diff --git a/dwm.1 b/dwm.1
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index 13b3729..9533aa6 100644
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--- a/dwm.1
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+++ b/dwm.1
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@@ -30,6 +30,14 @@ top left corner. The tags which are applied to one or more windows are
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indicated with an empty square in the top left corner.
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.P
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dwm draws a small border around windows to indicate the focus state.
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+.P
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+On start, dwm can start additional programs that may be specified in two special
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+shell scripts (see the FILES section below), autostart_blocking.sh and
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+autostart.sh. The former is executed first and dwm will wait for its
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+termination before starting. The latter is executed in the background before
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+dwm enters its handler loop.
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+.P
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+Either of these files may be omitted.
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.SH OPTIONS
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.TP
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.B \-v
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@@ -152,6 +160,21 @@ Toggles focused window between floating and tiled state.
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.TP
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.B Mod1\-Button3
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Resize focused window while dragging. Tiled windows will be toggled to the floating state.
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+.SH FILES
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+The files containing programs to be started along with dwm are searched for in
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+the following directories:
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+.IP "1. $XDG_DATA_HOME/dwm"
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+.IP "2. $HOME/.local/share/dwm"
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+.IP "3. $HOME/.dwm"
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+.P
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+The first existing directory is scanned for any of the autostart files below.
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+.TP 15
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+autostart.sh
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+This file is started as a shell background process before dwm enters its handler
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+loop.
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+.TP 15
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+autostart_blocking.sh
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+This file is started before any autostart.sh; dwm waits for its termination.
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.SH CUSTOMIZATION
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dwm is customized by creating a custom config.h and (re)compiling the source
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code. This keeps it fast, secure and simple.
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diff --git a/dwm.c b/dwm.c
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index 4465af1..2156b49 100644
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--- a/dwm.c
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+++ b/dwm.c
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@@ -29,6 +29,7 @@
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#include <string.h>
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#include <unistd.h>
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#include <sys/types.h>
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+#include <sys/stat.h>
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#include <sys/wait.h>
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#include <X11/cursorfont.h>
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#include <X11/keysym.h>
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@@ -193,6 +194,7 @@ static void resizeclient(Client *c, int x, int y, int w, int h);
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static void resizemouse(const Arg *arg);
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static void restack(Monitor *m);
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static void run(void);
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+static void runautostart(void);
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static void scan(void);
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static int sendevent(Client *c, Atom proto);
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static void sendmon(Client *c, Monitor *m);
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@@ -235,7 +237,11 @@ static int xerrorstart(Display *dpy, XErrorEvent *ee);
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static void zoom(const Arg *arg);
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/* variables */
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+static const char autostartblocksh[] = "autostart_blocking.sh";
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+static const char autostartsh[] = "autostart.sh";
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static const char broken[] = "broken";
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+static const char dwmdir[] = "dwm";
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+static const char localshare[] = ".local/share";
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static char stext[256];
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static int screen;
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static int sw, sh; /* X display screen geometry width, height */
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@@ -1380,6 +1386,83 @@ run(void)
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handler[ev.type](&ev); /* call handler */
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}
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+void
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+runautostart(void)
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+{
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+ char *pathpfx;
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+ char *path;
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+ char *xdgdatahome;
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+ char *home;
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+ struct stat sb;
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+
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+ if ((home = getenv("HOME")) == NULL)
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+ /* this is almost impossible */
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+ return;
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+
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+ /* if $XDG_DATA_HOME is set and not empty, use $XDG_DATA_HOME/dwm,
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+ * otherwise use ~/.local/share/dwm as autostart script directory
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+ */
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+ xdgdatahome = getenv("XDG_DATA_HOME");
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+ if (xdgdatahome != NULL && *xdgdatahome != '\0') {
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+ /* space for path segments, separators and nul */
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+ pathpfx = ecalloc(1, strlen(xdgdatahome) + strlen(dwmdir) + 2);
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+
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+ if (sprintf(pathpfx, "%s/%s", xdgdatahome, dwmdir) <= 0) {
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+ free(pathpfx);
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+ return;
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+ }
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+ } else {
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+ /* space for path segments, separators and nul */
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+ pathpfx = ecalloc(1, strlen(home) + strlen(localshare)
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+ + strlen(dwmdir) + 3);
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+
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+ if (sprintf(pathpfx, "%s/%s/%s", home, localshare, dwmdir) < 0) {
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+ free(pathpfx);
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+ return;
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+ }
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+ }
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+
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+ /* check if the autostart script directory exists */
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+ if (! (stat(pathpfx, &sb) == 0 && S_ISDIR(sb.st_mode))) {
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+ /* the XDG conformant path does not exist or is no directory
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+ * so we try ~/.dwm instead
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+ */
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+ char *pathpfx_new = realloc(pathpfx, strlen(home) + strlen(dwmdir) + 3);
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+ if(pathpfx_new == NULL) {
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+ free(pathpfx);
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+ return;
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+ }
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+ pathpfx = pathpfx_new;
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+
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+ if (sprintf(pathpfx, "%s/.%s", home, dwmdir) <= 0) {
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+ free(pathpfx);
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+ return;
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+ }
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+ }
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+
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+ /* try the blocking script first */
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+ path = ecalloc(1, strlen(pathpfx) + strlen(autostartblocksh) + 2);
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+ if (sprintf(path, "%s/%s", pathpfx, autostartblocksh) <= 0) {
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+ free(path);
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+ free(pathpfx);
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+ }
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+
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+ if (access(path, X_OK) == 0)
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+ system(path);
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+
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+ /* now the non-blocking script */
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+ if (sprintf(path, "%s/%s", pathpfx, autostartsh) <= 0) {
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+ free(path);
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+ free(pathpfx);
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+ }
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+
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+ if (access(path, X_OK) == 0)
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+ system(strcat(path, " &"));
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+
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+ free(pathpfx);
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+ free(path);
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+}
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+
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void
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scan(void)
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{
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@@ -2142,6 +2223,7 @@ main(int argc, char *argv[])
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die("pledge");
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#endif /* __OpenBSD__ */
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scan();
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+ runautostart();
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run();
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cleanup();
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XCloseDisplay(dpy);
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--
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2.27.0
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