NapoleonDynamite/dwmblocks
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Merge pull request #23 from danbyl/forkbefore

Browse source 
Update status after forking and export with setenv
This commit is contained in:
Luke Smith 2020-05-26 07:26:42 -04:00 committed by GitHub
commit 6d75ac1b00
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 7 additions and 11 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
README.md
View file

@ -42,5 +42,5 @@ scripts in response to click events. See the above linked scripts for examples
of this using the `$BLOCK_BUTTON` variable.
For this feature to work, you need the appropriate patch in dwm as well. See
[here](https://gist.github.com/danbyl/54f7c1d57fc6507242a95b71c3d8fdea).
[here](https://dwm.suckless.org/patches/statuscmd/).
Credit for those patches goes to Daniel Bylinka (daniel.bylinka@gmail.com).

16
dwmblocks.c
View file

@ -184,29 +184,25 @@ void sighandler(int signum)
void buttonhandler(int sig, siginfo_t *si, void *ucontext)
{
int button = si->si_value.sival_int & 0xff;
char button[2] = {'0' + si->si_value.sival_int & 0xff, '\0'};
sig = si->si_value.sival_int >> 8;
getsigcmds(sig);
writestatus();
if (fork() == 0)
{
static char exportstring[CMDLENGTH + 22] = "export BLOCK_BUTTON=-;";
const Block *current;
int i;
for (i = 0; i < LENGTH(blocks); i++)
for (int i = 0; i < LENGTH(blocks); i++)
{
current = blocks + i;
if (current->signal == sig)
break;
}
char *cmd = strcat(exportstring, blocks[i].command);
cmd[20] = '0' + button;
char *command[] = { "/bin/sh", "-c", cmd, NULL };
char *command[] = { "/bin/sh", "-c", current->command, NULL };
setenv("BLOCK_BUTTON", button, 1);
setsid();
execvp(command[0], command);
exit(EXIT_SUCCESS);
cmd[22] = '\0';
}
getsigcmds(sig);
writestatus();
}
#endif