From f91c93e26fe5e891545dec7b2bdeeea2d6bd56e2 Mon Sep 17 00:00:00 2001
From: David Vazgenovich Shakaryan <dvshakaryan@gmail.com>
Date: Mon, 4 Mar 2024 15:23:11 -0800
Subject: rename
---
Makefile | 2 +-
xkbdlock.c | 122 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
xlockkbd.c | 122 -------------------------------------------------------------
3 files changed, 123 insertions(+), 123 deletions(-)
create mode 100644 xkbdlock.c
delete mode 100644 xlockkbd.c
diff --git a/Makefile b/Makefile
index 066d2ac..8278faf 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
CFLAGS += -O2 -Wall -Wextra -Wpedantic
LDFLAGS += -lX11
-TARGET := xlockkbd
+TARGET := xkbdlock
SRC := $(wildcard *.c)
OBJ := $(SRC:.c=.o)
diff --git a/xkbdlock.c b/xkbdlock.c
new file mode 100644
index 0000000..0cdaedf
--- /dev/null
+++ b/xkbdlock.c
@@ -0,0 +1,122 @@
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <X11/Xlib.h>
+#include <X11/keysym.h>
+
+struct named_mask {
+ const char *name;
+ unsigned int mask;
+};
+
+static const struct named_mask named_masks[] = {
+ { "Shift", ShiftMask },
+ { "Control", ControlMask },
+ { "Ctrl", ControlMask },
+ { "Alt", Mod1Mask },
+ { "Super", Mod4Mask },
+ { "Mod1", Mod1Mask },
+ { "Mod2", Mod2Mask },
+ { "Mod3", Mod3Mask },
+ { "Mod4", Mod4Mask },
+ { "Mod5", Mod5Mask }
+};
+#define len_named_masks (sizeof(named_masks) / sizeof(*named_masks))
+
+static unsigned int str_to_mask(const char *s)
+{
+ for (size_t i = 0; i < len_named_masks; ++i) {
+ const struct named_mask *m = named_masks + i;
+ if (!strcmp(s, m->name))
+ return m->mask;
+ }
+
+ return 0;
+}
+
+static void die(const char *fmt, ...)
+{
+ va_list ap;
+ va_start(ap, fmt);
+
+ char *s;
+ if (vasprintf(&s, fmt, ap) != -1)
+ fprintf(stderr, "xkbdlock: %s\n", s);
+ else
+ fprintf(stderr, "xkbdlock: unknown error\n");
+
+ va_end(ap);
+ exit(1);
+}
+
+static bool grab_kbd(Display *d, int screen)
+{
+ Window w = RootWindow(d, screen);
+ int res;
+
+ // attempt to grab keyboard for 500ms if already grabbed.
+ // thanks to slock code for the pointer.
+ for (int i = 0;;) {
+ res = XGrabKeyboard(d, w, True, GrabModeAsync, GrabModeAsync,
+ CurrentTime);
+ if (res != AlreadyGrabbed || ++i > 5)
+ break;
+
+ usleep(100000);
+ }
+
+ return (res == GrabSuccess);
+}
+
+static void wait_for_release(Display *d, KeySym key, unsigned int mask)
+{
+ XEvent ev;
+ while (!XNextEvent(d, &ev)) {
+ if (ev.type == KeyPress &&
+ XLookupKeysym(&ev.xkey, 0) == key &&
+ (mask & ev.xkey.state) == mask)
+ break;
+ }
+}
+
+int main(int argc, char **argv)
+{
+ unsigned int mask = 0, arg_mask;
+ KeySym key = NoSymbol, arg_key;
+
+ for (int i = 1; i < argc; ++i) {
+ if ((arg_mask = str_to_mask(argv[i]))) {
+ mask = mask | arg_mask;
+ } else if (key != NoSymbol) {
+ die("more than one non-modifier key provided");
+ } else {
+ if ((arg_key = XStringToKeysym(argv[i])) == NoSymbol)
+ die("unknown key: %s", argv[i]);
+ if (arg_key >= XK_A && arg_key <= XK_Z)
+ die("use Shift modifier for uppercase key: %s",
+ argv[i]);
+ key = arg_key;
+ }
+ }
+
+ if (key == NoSymbol) {
+ if (mask)
+ die("no non-modifier key provided");
+ key = XK_Escape;
+ }
+
+ Display *d = XOpenDisplay(NULL);
+ if (!d)
+ die("cannot open display");
+
+ for (int i = 0; i < ScreenCount(d); ++i) {
+ if (!grab_kbd(d, i))
+ die("failed to grab keyboard");
+ }
+
+ wait_for_release(d, key, mask);
+ return 0;
+}
diff --git a/xlockkbd.c b/xlockkbd.c
deleted file mode 100644
index 2e970c5..0000000
--- a/xlockkbd.c
+++ /dev/null
@@ -1,122 +0,0 @@
-#include <stdarg.h>
-#include <stdbool.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <X11/Xlib.h>
-#include <X11/keysym.h>
-
-struct named_mask {
- const char *name;
- unsigned int mask;
-};
-
-static const struct named_mask named_masks[] = {
- { "Shift", ShiftMask },
- { "Control", ControlMask },
- { "Ctrl", ControlMask },
- { "Alt", Mod1Mask },
- { "Super", Mod4Mask },
- { "Mod1", Mod1Mask },
- { "Mod2", Mod2Mask },
- { "Mod3", Mod3Mask },
- { "Mod4", Mod4Mask },
- { "Mod5", Mod5Mask }
-};
-#define len_named_masks (sizeof(named_masks) / sizeof(*named_masks))
-
-static unsigned int str_to_mask(const char *s)
-{
- for (size_t i = 0; i < len_named_masks; ++i) {
- const struct named_mask *m = named_masks + i;
- if (!strcmp(s, m->name))
- return m->mask;
- }
-
- return 0;
-}
-
-static void die(const char *fmt, ...)
-{
- va_list ap;
- va_start(ap, fmt);
-
- char *s;
- if (vasprintf(&s, fmt, ap) != -1)
- fprintf(stderr, "xlockkbd: %s\n", s);
- else
- fprintf(stderr, "xlockkbd: unknown error\n");
-
- va_end(ap);
- exit(1);
-}
-
-static bool grab_kbd(Display *d, int screen)
-{
- Window w = RootWindow(d, screen);
- int res;
-
- // attempt to grab keyboard for 500ms if already grabbed.
- // thanks to slock code for the pointer.
- for (int i = 0;;) {
- res = XGrabKeyboard(d, w, True, GrabModeAsync, GrabModeAsync,
- CurrentTime);
- if (res != AlreadyGrabbed || ++i > 5)
- break;
-
- usleep(100000);
- }
-
- return (res == GrabSuccess);
-}
-
-static void wait_for_release(Display *d, KeySym key, unsigned int mask)
-{
- XEvent ev;
- while (!XNextEvent(d, &ev)) {
- if (ev.type == KeyPress &&
- XLookupKeysym(&ev.xkey, 0) == key &&
- (mask & ev.xkey.state) == mask)
- break;
- }
-}
-
-int main(int argc, char **argv)
-{
- unsigned int mask = 0, arg_mask;
- KeySym key = NoSymbol, arg_key;
-
- for (int i = 1; i < argc; ++i) {
- if ((arg_mask = str_to_mask(argv[i]))) {
- mask = mask | arg_mask;
- } else if (key != NoSymbol) {
- die("more than one non-modifier key provided");
- } else {
- if ((arg_key = XStringToKeysym(argv[i])) == NoSymbol)
- die("unknown key: %s", argv[i]);
- if (arg_key >= XK_A && arg_key <= XK_Z)
- die("use Shift modifier for uppercase key: %s",
- argv[i]);
- key = arg_key;
- }
- }
-
- if (key == NoSymbol) {
- if (mask)
- die("no non-modifier key provided");
- key = XK_Escape;
- }
-
- Display *d = XOpenDisplay(NULL);
- if (!d)
- die("cannot open display");
-
- for (int i = 0; i < ScreenCount(d); ++i) {
- if (!grab_kbd(d, i))
- die("failed to grab keyboard");
- }
-
- wait_for_release(d, key, mask);
- return 0;
-}
--
cgit v1.2.3-70-g09d2