From 9688aba384bd6c9818e12885f8da8eca9fe81fa3 Mon Sep 17 00:00:00 2001 From: Mateja Date: Fri, 16 Apr 2021 15:19:35 +0200 Subject: Applied `autostart` patch. --- README.md | 2 ++ dwm.1 | 23 +++++++++++++++++ dwm.c | 84 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 109 insertions(+) diff --git a/README.md b/README.md index 154a106..ba13cb6 100644 --- a/README.md +++ b/README.md @@ -4,7 +4,9 @@ This is my fork of [dwm][dwm], with following patches applied: - [statuscmd][statuscmd] - [xresources][xresources] +- [autostart][autostart] [dwm]: https://dwm.suckless.org [statuscmd]: https://dwm.suckless.org/patches/statuscmd/dwm-statuscmd-20210405-67d76bd.diff [xresources]: https://dwm.suckless.org/patches/xresources/dwm-xresources-20210314.diff +[autostart]: https://dwm.suckless.org/patches/autostart/dwm-autostart-20210120-cb3f58a.diff diff --git a/dwm.1 b/dwm.1 index ddc8321..86e73f9 100644 --- a/dwm.1 +++ b/dwm.1 @@ -30,6 +30,14 @@ top left corner. The tags which are applied to one or more windows are indicated with an empty square in the top left corner. .P dwm draws a small border around windows to indicate the focus state. +.P +On start, dwm can start additional programs that may be specified in two special +shell scripts (see the FILES section below), autostart_blocking.sh and +autostart.sh. The former is executed first and dwm will wait for its +termination before starting. The latter is executed in the background before +dwm enters its handler loop. +.P +Either of these files may be omitted. .SH OPTIONS .TP .B \-v @@ -152,6 +160,21 @@ Toggles focused window between floating and tiled state. .TP .B Mod1\-Button3 Resize focused window while dragging. Tiled windows will be toggled to the floating state. +.SH FILES +The files containing programs to be started along with dwm are searched for in +the following directories: +.IP "1. $XDG_DATA_HOME/dwm" +.IP "2. $HOME/.local/share/dwm" +.IP "3. $HOME/.dwm" +.P +The first existing directory is scanned for any of the autostart files below. +.TP 15 +autostart.sh +This file is started as a shell background process before dwm enters its handler +loop. +.TP 15 +autostart_blocking.sh +This file is started before any autostart.sh; dwm waits for its termination. .SH CUSTOMIZATION dwm is customized by creating a custom config.h and (re)compiling the source code. This keeps it fast, secure and simple. diff --git a/dwm.c b/dwm.c index 8df4887..a9d6b3d 100644 --- a/dwm.c +++ b/dwm.c @@ -29,6 +29,7 @@ #include #include #include +#include #include #include #include @@ -209,6 +210,7 @@ static void resizeclient(Client *c, int x, int y, int w, int h); static void resizemouse(const Arg *arg); static void restack(Monitor *m); static void run(void); +static void runautostart(void); static void scan(void); static int sendevent(Client *c, Atom proto); static void sendmon(Client *c, Monitor *m); @@ -254,7 +256,11 @@ static void load_xresources(void); static void resource_load(XrmDatabase db, char *name, enum resource_type rtype, void *dst); /* variables */ +static const char autostartblocksh[] = "autostart_blocking.sh"; +static const char autostartsh[] = "autostart.sh"; static const char broken[] = "broken"; +static const char dwmdir[] = "dwm"; +static const char localshare[] = ".local/share"; static char stext[256]; static int statusw; static int statussig; @@ -1456,6 +1462,83 @@ run(void) handler[ev.type](&ev); /* call handler */ } +void +runautostart(void) +{ + char *pathpfx; + char *path; + char *xdgdatahome; + char *home; + struct stat sb; + + if ((home = getenv("HOME")) == NULL) + /* this is almost impossible */ + return; + + /* if $XDG_DATA_HOME is set and not empty, use $XDG_DATA_HOME/dwm, + * otherwise use ~/.local/share/dwm as autostart script directory + */ + xdgdatahome = getenv("XDG_DATA_HOME"); + if (xdgdatahome != NULL && *xdgdatahome != '\0') { + /* space for path segments, separators and nul */ + pathpfx = ecalloc(1, strlen(xdgdatahome) + strlen(dwmdir) + 2); + + if (sprintf(pathpfx, "%s/%s", xdgdatahome, dwmdir) <= 0) { + free(pathpfx); + return; + } + } else { + /* space for path segments, separators and nul */ + pathpfx = ecalloc(1, strlen(home) + strlen(localshare) + + strlen(dwmdir) + 3); + + if (sprintf(pathpfx, "%s/%s/%s", home, localshare, dwmdir) < 0) { + free(pathpfx); + return; + } + } + + /* check if the autostart script directory exists */ + if (! (stat(pathpfx, &sb) == 0 && S_ISDIR(sb.st_mode))) { + /* the XDG conformant path does not exist or is no directory + * so we try ~/.dwm instead + */ + char *pathpfx_new = realloc(pathpfx, strlen(home) + strlen(dwmdir) + 3); + if(pathpfx_new == NULL) { + free(pathpfx); + return; + } + pathpfx = pathpfx_new; + + if (sprintf(pathpfx, "%s/.%s", home, dwmdir) <= 0) { + free(pathpfx); + return; + } + } + + /* try the blocking script first */ + path = ecalloc(1, strlen(pathpfx) + strlen(autostartblocksh) + 2); + if (sprintf(path, "%s/%s", pathpfx, autostartblocksh) <= 0) { + free(path); + free(pathpfx); + } + + if (access(path, X_OK) == 0) + system(path); + + /* now the non-blocking script */ + if (sprintf(path, "%s/%s", pathpfx, autostartsh) <= 0) { + free(path); + free(pathpfx); + } + + if (access(path, X_OK) == 0) + system(strcat(path, " &")); + + free(pathpfx); + free(path); +} + void scan(void) { @@ -2307,6 +2390,7 @@ main(int argc, char *argv[]) die("pledge"); #endif /* __OpenBSD__ */ scan(); + runautostart(); run(); cleanup(); XCloseDisplay(dpy); -- cgit v1.2.3