From aaeebc4b367f4482ddc983e30a8d97e87b6c701a Mon Sep 17 00:00:00 2001 From: Daniel Bylinka Date: Mon, 18 May 2020 00:52:18 +0200 Subject: Update status after forking and export with setenv Forking after updating the status can feel unresponsive depending on how long it takes for the command to run. Also link to the statuscmd page on suckless.org instead of the gist. --- dwmblocks.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) (limited to 'dwmblocks.c') diff --git a/dwmblocks.c b/dwmblocks.c index 64c2da2..bf648c2 100644 --- a/dwmblocks.c +++ b/dwmblocks.c @@ -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 -- cgit v1.2.3-13-gbd6f