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Add -b option to fork to background.

This commit is contained in:
XeCycle 2012-02-27 01:02:42 +08:00
parent 92eb57ff44
commit d226a9d988
2 changed files with 19 additions and 1 deletions
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7
compton.1
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@ -56,6 +56,13 @@ drag-and-drop windows.
When \-f is specified, also enables the fade effect when windows change their When \-f is specified, also enables the fade effect when windows change their
opacity, as with transset(1). opacity, as with transset(1).
.TP .TP
.BI \-b
Attempts to fork to background after registered composition
manager. Still sits in foreground if fork failed. Maybe useful
if you computer is too fast, in which case some programs
requiring a composite manager may have started before composite
manager is ready.
.TP
.BI \-i\ opacity .BI \-i\ opacity
Specifies inactive window transparency. (0.1 - 1.0) Specifies inactive window transparency. (0.1 - 1.0)
.TP .TP

13
compton.c
View File

@ -2423,6 +2423,7 @@ main(int argc, char **argv) {
int o; int o;
Bool no_dock_shadow = False; Bool no_dock_shadow = False;
Bool no_dnd_shadow = False; Bool no_dnd_shadow = False;
Bool fork_after_register = False;
for (i = 0; i < NUM_WINTYPES; ++i) { for (i = 0; i < NUM_WINTYPES; ++i) {
win_type_fade[i] = False; win_type_fade[i] = False;
@ -2430,7 +2431,7 @@ main(int argc, char **argv) {
win_type_opacity[i] = 1.0; win_type_opacity[i] = 1.0;
} }
while ((o = getopt(argc, argv, "D:I:O:d:r:o:m:l:t:i:e:scnfFCaSzG")) != -1) { while ((o = getopt(argc, argv, "D:I:O:d:r:o:m:l:t:i:e:scnfFCaSzGb")) != -1) {
switch (o) { switch (o) {
case 'd': case 'd':
display = optarg; display = optarg;
@ -2507,6 +2508,9 @@ main(int argc, char **argv) {
case 'G': case 'G':
no_dnd_shadow = True; no_dnd_shadow = True;
break; break;
case 'b':
fork_after_register = True;
break;
default: default:
usage(argv[0]); usage(argv[0]);
break; break;
@ -2564,6 +2568,13 @@ main(int argc, char **argv) {
} }
register_cm(scr); register_cm(scr);
if (fork_after_register) {
int pid = fork();
if (pid < 0)
fprintf(stderr, "Fork failed\n");
else if (pid > 0)
exit(0);
}
get_atoms(); get_atoms();
pa.subwindow_mode = IncludeInferiors; pa.subwindow_mode = IncludeInferiors;