toaruos/userspace/gui/core/gsession-beta.c
Kevin Lange 58f32b064d Port stuff from old compositor
lots of stacking functionality ported
still need window focus and mouse events, plus mouse move and other
server-side control...
2014-04-06 20:42:29 -07:00

85 lines
1.6 KiB
C

#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <syscall.h>
#include <signal.h>
#define LINE_LEN 1024
void set_username() {
FILE * passwd = fopen("/etc/passwd", "r");
char line[LINE_LEN];
int uid = syscall_getuid();
while (fgets(line, LINE_LEN, passwd) != NULL) {
line[strlen(line)-1] = '\0';
char *p, *tokens[10], *last;
int i = 0;
for ((p = strtok_r(line, ":", &last)); p;
(p = strtok_r(NULL, ":", &last)), i++) {
if (i < 511) tokens[i] = p;
}
tokens[i] = NULL;
if (atoi(tokens[2]) == uid) {
setenv("USER", tokens[0], 1);
}
}
fclose(passwd);
}
void set_homedir() {
char * user = getenv("USER");
if (user) {
char path[512];
sprintf(path,"/home/%s", user);
setenv("HOME",path,1);
} else {
setenv("HOME","/",1);
}
}
void set_path() {
setenv("PATH", "/bin", 0);
}
int main(int argc, char * argv[]) {
/* Starts a graphical session and then spins waiting for a kill (logout) signal */
/* Load some session variables */
set_username();
set_homedir();
set_path();
int _wallpaper_pid = fork();
if (!_wallpaper_pid) {
char * args[] = {"/bin/wallpaper-beta", NULL};
execvp(args[0], args);
}
int _panel_pid = fork();
if (!_panel_pid) {
char * args[] = {"/bin/panel-beta", NULL};
execvp(args[0], args);
}
int _terminal_pid = fork();
if (!_terminal_pid) {
char * args[] = {"/bin/terminal-beta", NULL};
execvp(args[0], args);
}
syscall_wait(_panel_pid);
printf("Session leader has exited. Sending INT signals to %d.\n", _wallpaper_pid);
kill(_wallpaper_pid, SIGINT);
printf("Waiting on wallpaper.\n");
syscall_wait(_wallpaper_pid);
printf("Session has ended.\n");
}