int
main(int argc, char *argv[]) {
gchar **uris = NULL;
xdgHandle xdg;
/* clean up any zombies */
sigchld(0);
gtk_init(&argc, &argv);
if (!g_thread_supported())
g_thread_init(NULL);
/* parse command line opts and get uris to load */
uris = parseopts(argc, argv);
/* get XDG basedir data */
xdgInitHandle(&xdg);
init_directories(&xdg);
init_lua(uris, &xdg);
/* we are finished with this */
xdgWipeHandle(&xdg);
gtk_main();
return EXIT_SUCCESS;
}
void setup(){
// remove zombies on SIGCHLD
sigchld(0);
gScreen = DefaultScreen(gDisplay);
gRoot = RootWindow(gDisplay, gScreen);
XSelectInput(gDisplay, gRoot, ROOT_EVENT_MASK);
// initialize subsystems
inputs_init();
clientlist_init();
layout_init();
systray_init();
update_status();
}
void
setup(void) {
char *proxy;
char *new_proxy;
SoupURI *puri;
SoupSession *s;
/* clean up any zombies immediately */
sigchld(0);
gtk_init(NULL, NULL);
if (!g_thread_supported())
g_thread_init(NULL);
dpy = GDK_DISPLAY();
s = webkit_get_default_session();
/* atoms */
atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
/* dirs and files */
cookiefile = buildpath(cookiefile);
scriptfile = buildpath(scriptfile);
stylefile = buildpath(stylefile);
/* request handler */
s = webkit_get_default_session();
soup_session_remove_feature_by_type(s, soup_cookie_get_type());
soup_session_remove_feature_by_type(s, soup_cookie_jar_get_type());
g_signal_connect_after(G_OBJECT(s), "request-started", G_CALLBACK(newrequest), NULL);
/* proxy */
if((proxy = getenv("http_proxy")) && strcmp(proxy, "")) {
new_proxy = g_strrstr(proxy, "http://") ? g_strdup(proxy) :
g_strdup_printf("http://%s", proxy);
puri = soup_uri_new(new_proxy);
g_object_set(G_OBJECT(s), "proxy-uri", puri, NULL);
soup_uri_free(puri);
g_free(new_proxy);
}
XSetErrorHandler(&xerrorhandler);
}
void
setup(void) {
SoupSession *s;
char *proxy;
char *new_proxy;
SoupURI *puri;
/* clean up any zombies immediately */
sigchld(0);
gtk_init(NULL, NULL);
if (!g_thread_supported())
g_thread_init(NULL);
dpy = GDK_DISPLAY();
session = webkit_get_default_session();
uriprop = XInternAtom(dpy, "_SURF_URI", False);
findprop = XInternAtom(dpy, "_SURF_FIND", False);
/* create dirs and files */
cookiefile = buildpath(cookiefile);
dldir = buildpath(dldir);
scriptfile = buildpath(scriptfile);
stylefile = buildpath(stylefile);
/* cookie persistance */
s = webkit_get_default_session();
cookies = soup_cookie_jar_new();
soup_session_add_feature(s, SOUP_SESSION_FEATURE(cookies));
g_signal_connect(cookies, "changed", G_CALLBACK(changecookie), NULL);
if((proxy = getenv("http_proxy")) && strcmp(proxy, "")) {
new_proxy = g_strrstr(proxy, "http://") ? g_strdup(proxy) :
g_strdup_printf("http://%s", proxy);
puri = soup_uri_new(new_proxy);
g_object_set(G_OBJECT(s), "proxy-uri", puri, NULL);
soup_uri_free(puri);
g_free(new_proxy);
}
reloadcookies();
}
int
main(int argc, char *argv[]) {
Arg arg;
Client *c;
GdkGeometry hints = { 1, 1 };
memset(&arg, 0, sizeof(arg));
/* command line args */
ARGBEGIN {
case 'e':
embed = strtol(EARGF(usage()), NULL, 0);
break;
case 'v':
die("turf-"VERSION", ©2014 turf engineers, "
"see LICENSE for details\n");
case 'x':
showxid = TRUE;
break;
default:
usage();
} ARGEND;
if(argc > 0)
arg.v = argv[0];
sigchld(0);
gtk_init(NULL, NULL);
gtk_gl_init(NULL, NULL);
dpy = GDK_DISPLAY();
/* atoms */
atoms[AtomFind] = XInternAtom(dpy, "_TURF_FIND", False);
atoms[AtomGo] = XInternAtom(dpy, "_TURF_GO", False);
atoms[AtomUri] = XInternAtom(dpy, "_TURF_URI", False);
if(!(c = calloc(1, sizeof(Client))))
die("Cannot malloc!\n");
/* WIndow */
if(embed) {
c->win = gtk_plug_new(embed);
} else {
c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_wmclass(GTK_WINDOW(c->win), "turf", "Turf");
gtk_window_set_role(GTK_WINDOW(c->win), "Turf");
}
gtk_window_set_default_size(GTK_WINDOW(c->win), 800, 600);
g_signal_connect(G_OBJECT(c->win),
"destroy",
G_CALLBACK(destroywin), c);
c->vbox = gtk_vbox_new(FALSE, 0);
/* cef init */
cef_settings_t *settings;
if(!(settings = malloc(sizeof(cef_settings_t))))
die("Cannot malloc\n");
cef_initialize(NULL, settings, NULL);
/* cef set as child (vbox) */
gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
gtk_widget_show_all(GTK_WIDGET(c->win));
gtk_window_set_geometry_hints(GTK_WINDOW(c->win), NULL, &hints,
GDK_HINT_MIN_SIZE);
gdk_window_set_events(GTK_WIDGET(c->win)->window, GDK_ALL_EVENTS_MASK);
/* process X events for window - aka AtomFind/AtomGo
* gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
* setatom(c, AtomFind, "");
* setatom(c, AtomUri, "about:blank");
*/
c->title = NULL;
c->next = clients;
clients = c;
if(showxid) {
gdk_display_sync(gtk_widget_get_display(c->win));
printf("%u\n",
(guint)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
fflush(NULL);
if (fclose(stdout) != 0) {
die("Error closing stdout");
}
}
if(arg.v)
loaduri(clients, &arg);
gtk_main();
cleanup();
return EXIT_SUCCESS;
}
//PAGEBREAK: 42
// Per-CPU process scheduler.
// Each CPU calls scheduler() after setting itself up.
// Scheduler never returns. It loops, doing:
// - choose a process to run
// - swtch to start running that process
// - eventually that process transfers control
// via swtch back to the scheduler.
void
scheduler(void)
{
struct proc *p;
uint mask;
sighandler_t *handler;
for(;;) {
// Enable interrupts on this processor.
sti();
// Loop over process table looking for process to run.
acquire(&ptable.lock);
for(p = ptable.proc; p < &ptable.proc[NPROC]; p++) {
if(p->state != RUNNABLE)
continue;
// Switch to chosen process. It is the process's job
// to release ptable.lock and then reacquire it
// before jumping back to us.
proc = p;
switchuvm(p);
/* A&T - SIGNALS start */
if (p->signal != 0) { /* A&T - were any signals recieved? */
/* cprintf("DEBUG: pid=%d, p->signal=%d\n", p->pid, p->signal); */
mask = (1 << 31); /* the stack is a LIFO structure, so
* we'll be pushing the LEAST important
* signals first, so they'll run last. */
/* cprintf("DEBUG: mask=%d\n", mask); */
handler = &proc->handlers[31];
while(mask > 8) {
/* a mask to check whether a signal's
bit is up - not for builtin 3 signal
hadlers, since they should be called
from kernel space and not userspace. */
if ((p->signal & mask) && (*handler != 0))
register_handler(*handler); /* add the handler to
the stack, if it exists */
mask >>= 1; /* move the mask to the next bit to check. */
handler--; /* move the pointer to the next hendler */
}
while (mask > 0) {
if (p->signal & mask) {
if (*handler == 0) /* call the built-in handler */
switch(mask) {
case 8:
sigchld();
break;
case 4:
sigusr2();
break;
case 2:
sigusr1();
break;
case 1:
sigint();
break;
default:
break;
}
else
register_handler(*handler);
}
mask >>= 1;
handler--;
}
p->signal = 0; /* initialize the signal data word to 0 */
}
/* A&T - SIGNALS end */
p->state = RUNNING;
swtch(&cpu->scheduler, proc->context);
switchkvm();
// Process is done running for now.
// It should have changed its p->state before coming back.
proc = 0;
}
release(&ptable.lock);
}
