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#include "event.h"
void event(const struct buddy *b, const struct bud_utrec *u, short write){
char *status_msg=NULL, *wr_msg=NULL, *extra_cmd=NULL;
if(u->verified==B_LOGGED_IN || u->verified==B_LOGGED_OUT){
if(b->conf) {
status_msg=bud_expand_fmt(u, b->conf->status_msg);
if(b->conf->write_users && write != -1)
wr_msg=bud_expand_fmt(u, b->conf->buddy_msg);
extra_cmd=bud_expand_fmt(u, b->conf->eventcmd);
} else {
status_msg=bud_expand_fmt(u, g_config.status_msg);
if(write > 0) wr_msg=bud_expand_fmt(u, g_config.buddy_msg);
extra_cmd=bud_expand_fmt(u, g_config.eventcmd);
}
}
if(status_msg) {
fprintf(stdout, "%s", status_msg);
free(status_msg);
}
if(wr_msg) {
if(u->verified==B_LOGGED_IN)
wri_do_write(u->u->ut_user, u->u->ut_line, wr_msg);
free(wr_msg);
}
if(extra_cmd) {
if(u->verified==B_LOGGED_IN)
fork_and_exec(extra_cmd);
free(extra_cmd);
}
}
pid_t fork_and_exec(const char *command){
int cmd_result;
pid_t child = fork();
switch(child){
case 0: // child
cmd_result = system(command);
if(cmd_result==-1) perror("fork_and_exec");
if(cmd_result!=0){
fprintf(stderr, "warning: system(%s) returned %d\n",
command, cmd_result);
}
exit(cmd_result);
break;
case -1:
perror("unable to fork in fork_and_exec");
break;
default: break;
}
return child;
}
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