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code style fix

This commit is contained in:
Markus Teich 2016-01-16 12:38:36 +01:00
parent e867c38123
commit 55e827af0f
1 changed files with 9 additions and 18 deletions
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25
slock.c
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@ -94,8 +94,7 @@ getpw(void)
struct passwd *pw;
errno = 0;
pw = getpwuid(getuid());
if (!pw) {
if (!(pw = getpwuid(getuid()))) {
if (errno)
die("slock: getpwuid: %s\n", strerror(errno));
else
@ -106,8 +105,7 @@ getpw(void)
#if HAVE_SHADOW_H
if (rval[0] == 'x' && rval[1] == '\0') {
struct spwd *sp;
sp = getspnam(getenv("USER"));
if (!sp)
if (!(sp = getspnam(getenv("USER"))))
die("slock: cannot retrieve shadow entry (make sure to suid or sgid slock)\n");
rval = sp->sp_pwdp;
}
@ -180,7 +178,7 @@ readpw(Display *dpy, const char *pws)
--len;
break;
default:
if (num && !iscntrl((int) buf[0]) && (len + num < sizeof(passwd))) {
if (num && !iscntrl((int)buf[0]) && (len + num < sizeof(passwd))) {
memcpy(passwd + len, buf, num);
len += num;
}
@ -232,15 +230,10 @@ lockscreen(Display *dpy, int screen)
XSetWindowAttributes wa;
Cursor invisible;
if (dpy == NULL || screen < 0)
return NULL;
lock = malloc(sizeof(Lock));
if (lock == NULL)
if (dpy == NULL || screen < 0 || !(lock = malloc(sizeof(Lock))))
return NULL;
lock->screen = screen;
lock->root = RootWindow(dpy, lock->screen);
for (i = 0; i < NUMCOLS; i++) {
@ -266,7 +259,7 @@ lockscreen(Display *dpy, int screen)
break;
usleep(1000);
}
if (running && (len > 0)) {
if (running && len) {
for (len = 1000; len; len--) {
if (XGrabKeyboard(dpy, lock->root, True, GrabModeAsync, GrabModeAsync, CurrentTime) == GrabSuccess)
break;
@ -278,8 +271,7 @@ lockscreen(Display *dpy, int screen)
if (!running) {
unlockscreen(dpy, lock);
lock = NULL;
}
else {
} else {
XSelectInput(dpy, lock->root, SubstructureNotifyMask);
}
@ -323,12 +315,11 @@ main(int argc, char **argv) {
rr = XRRQueryExtension(dpy, &rrevbase, &rrerrbase);
/* Get the number of screens in display "dpy" and blank them all. */
nscreens = ScreenCount(dpy);
locks = malloc(sizeof(Lock *) * nscreens);
if (locks == NULL)
if (!(locks = malloc(sizeof(Lock*) * nscreens)))
die("slock: malloc: %s\n", strerror(errno));
int nlocks = 0;
for (screen = 0; screen < nscreens; screen++) {
if ( (locks[screen] = lockscreen(dpy, screen)) != NULL)
if ((locks[screen] = lockscreen(dpy, screen)) != NULL)
nlocks++;
}
XSync(dpy, False);