From dc173ca9c660f775675d6c712f82dcedccdf9db0 Mon Sep 17 00:00:00 2001 From: June McEnroe Date: Wed, 22 Sep 2021 18:46:14 -0400 Subject: Remove Linux-specific utilities I haven't used these in ages. --- bin/bri.c | 85 --------------------------------------------------------------- 1 file changed, 85 deletions(-) delete mode 100644 bin/bri.c (limited to 'bin/bri.c') diff --git a/bin/bri.c b/bin/bri.c deleted file mode 100644 index c9bf6b0c..00000000 --- a/bin/bri.c +++ /dev/null @@ -1,85 +0,0 @@ -/* Copyright (C) 2017 June McEnroe - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU Affero General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Affero General Public License for more details. - * - * You should have received a copy of the GNU Affero General Public License - * along with this program. If not, see . - */ - -#include -#include -#include -#include -#include -#include -#include -#include - -typedef unsigned uint; - -static const char *Class = "/sys/class/backlight"; - -int main(int argc, char *argv[]) { - int error; - - const char *input = (argc > 1) ? argv[1] : NULL; - - error = chdir(Class); - if (error) err(EX_OSFILE, "%s", Class); - - DIR *dir = opendir("."); - if (!dir) err(EX_OSFILE, "%s", Class); - - struct dirent *entry; - while (NULL != (errno = 0, entry = readdir(dir))) { - if (entry->d_name[0] == '.') continue; - - error = chdir(entry->d_name); - if (error) err(EX_OSFILE, "%s/%s", Class, entry->d_name); - break; - } - if (!entry) { - if (errno) err(EX_IOERR, "%s", Class); - errx(EX_CONFIG, "%s: empty", Class); - } - - FILE *actual = fopen("actual_brightness", "r"); - if (!actual) err(EX_OSFILE, "actual_brightness"); - - uint value; - int match = fscanf(actual, "%u", &value); - if (match == EOF) err(EX_IOERR, "actual_brightness"); - if (match < 1) errx(EX_DATAERR, "actual_brightness"); - - if (!input) { - printf("%u\n", value); - return EX_OK; - } - - if (input[0] == '+' || input[0] == '-') { - size_t count = strnlen(input, 16); - if (input[0] == '+') { - value += 16 * count; - } else { - value -= 16 * count; - } - } else { - value = strtoul(input, NULL, 0); - } - - FILE *brightness = fopen("brightness", "w"); - if (!brightness) err(EX_OSFILE, "brightness"); - - int size = fprintf(brightness, "%u", value); - if (size < 0) err(EX_IOERR, "brightness"); - - return EX_OK; -} -- cgit 1.4.1