dotfiles

commit cd06c3807e9fd9d64a8c5dc54f4b4673b0622271
parent 7a3cd01aece6cc774751e8cc5e0cc24dbfa3c1c2
Author: tongong <tongong@gmx.net>
Date:   Mon, 19 Jul 2021 16:33:17 +0200

added backlight-control get option

Diffstat:
M
suckless/README.md
 | 
2
++
M
suckless/backlight-control/backlight-control.c
 | 
21
++++++++++++++++++++-

2 files changed, 22 insertions(+), 1 deletion(-)
diff --git a/suckless/README.md b/suckless/README.md
@@ -10,6 +10,8 @@ something like `git subtree` in the future.
 
 ## backlight-control
 - from https://github.com/Hendrikto/backlight_control
+- renamed from `backlight_control` to `backlight-control`
+- added `backlight-control get` command
 
 ## clipmenu & clipnotify
 - not modified by me, but it's there nevertheless lol
diff --git a/suckless/backlight-control/backlight-control.c b/suckless/backlight-control/backlight-control.c
@@ -1,10 +1,12 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 /**
  * A program to control the backlight brightness.
  *
  * @author: Hendrik Werner
+ * modified by tongong
  */
 
 #define MIN_BRIGHTNESS 1
@@ -19,7 +21,8 @@ void print_usage(char *name) {
 		"Examples:\n"
 		"\t%1$s +10\n"
 		"\t%1$s -10\n"
-		"\t%1$s 50\n",
+		"\t%1$s 50\n"
+		"\t%1$s get\n",
 		name
 	);
 }
@@ -33,11 +36,27 @@ FILE *open_file(char *name) {
 	return file;
 }
 
+unsigned int round_closest(unsigned int dividend, unsigned int divisor)
+{
+    return (dividend + (divisor / 2)) / divisor;
+}
+
 int main(int argc, char **argv) {
 	if (argc != 2) {
 		print_usage(argv[0]);
 		return EXIT_FAILURE;
 	}
+
+    if (!strcmp(argv[1], "get")) {
+        int brightness_value;
+        FILE *brightness = open_file(BRIGHTNESS_FILE);
+        fscanf(brightness, "%d", &brightness_value);
+        fclose(brightness);
+
+        printf("%d\n", round_closest(brightness_value * 100, MAX_BRIGHTNESS));
+        return EXIT_SUCCESS;
+    }
+
 	int value = strtol(argv[1], NULL, 10);
 	FILE *brightness = open_file(BRIGHTNESS_FILE);
 	int brightness_value = MIN_BRIGHTNESS;