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authorMattias Andrée <maandree@kth.se>2017-10-16 20:18:31 +0200
committerMattias Andrée <maandree@kth.se>2017-10-16 20:18:31 +0200
commitab46bf8016b253c9900cc3b3742e60c32ff4085d (patch)
treee04813af400f22f81de4ba7c5a178496f5828622 /src/mongoclock.c
parentupdate dist (diff)
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Update license, change style, simplify makefile, and do not use gpp
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
-rw-r--r--src/mongoclock.c318
1 files changed, 0 insertions, 318 deletions
diff --git a/src/mongoclock.c b/src/mongoclock.c
deleted file mode 100644
index 836e91d..0000000
--- a/src/mongoclock.c
+++ /dev/null
@@ -1,318 +0,0 @@
-/**
- * mongoclock - Just a humongous clock for the terminal
- *
- * Copyright © 2013, 2015 Mattias Andrée (maandree@member.fsf.org)
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-#define _GNU_SOURCE
-#include <stdio.h>
-#include <time.h>
-#include <stddef.h>
-#include <unistd.h>
-#include <signal.h>
-#include <errno.h>
-#include <sys/ioctl.h>
-#include <sys/timerfd.h>
-
-$<
-d() {
- echo '"'"$(echo "$1" | sed -e 's/X/ /g' -e 's/\[/\\033\[7m /g' -e 's/\]/\\033\[m /g')"'"'
-}
-$>
-
-#define DX 16
-#define DY 12
-static const char* mongo_0[] = {$(d ' [XXXX] '),
- $(d ' [XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [] [XX] '),
- $(d '[XX] [] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d ' [XX] [XX] '),
- $(d ' [XXXX] ')};
-
-static const char* mongo_1[] = {$(d ' [XX] '),
- $(d ' [XXXX] '),
- $(d ' [XXXXXX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XXXXXXXXXX] ')};
-
-static const char* mongo_2[] = {$(d ' [XXXXXXXX] '),
- $(d '[XX] [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d '[XX] '),
- $(d '[XX] [XX] '),
- $(d '[XXXXXXXXXXXX] ')};
-
-static const char* mongo_3[] = {$(d ' [XXXXXXXX] '),
- $(d '[XX] [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XXXXXX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d '[XX] [XX] '),
- $(d ' [XXXXXXXX] ')};
-
-static const char* mongo_4[] = {$(d ' [XX] '),
- $(d ' [XXXX] '),
- $(d ' [XXXXXX] '),
- $(d ' [XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XXXXXXXXXXXX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XXXXXX] ')};
-
-static const char* mongo_5[] = {$(d '[XXXXXXXXXXXX] '),
- $(d '[XX] '),
- $(d '[XX] '),
- $(d '[XX] '),
- $(d '[XX] '),
- $(d '[XXXXXXXXXX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d '[XX] [XX] '),
- $(d ' [XXXXXXXX] ')};
-
-static const char* mongo_6[] = {$(d ' [XXXX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d '[XX] '),
- $(d '[XX] '),
- $(d '[XXXXXXXXXX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d ' [XXXXXXXX] ')};
-
-static const char* mongo_7[] = {$(d '[XXXXXXXXXXXX] '),
- $(d '[XX] [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] ')};
-
-static const char* mongo_8[] = {$(d ' [XXXXXXXX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d ' [XXXXXXXX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d ' [XXXXXXXX] ')};
-
-static const char* mongo_9[] = {$(d ' [XXXXXXXX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d '[XX] [XX] '),
- $(d ' [XXXXXXXXXX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' [XXXX] ')};
-
-#define DC 16
-static const char* mongo_c[] = {$(d ' '),
- $(d ' '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' '),
- $(d ' '),
- $(d ' '),
- $(d ' '),
- $(d ' [XX] '),
- $(d ' [XX] '),
- $(d ' '),
- $(d ' ')};
-
-static const char** mongo_ds[] = {
- mongo_0, mongo_1, mongo_2, mongo_3, mongo_4,
- mongo_5, mongo_6, mongo_7, mongo_8, mongo_9};
-
-
-static volatile sig_atomic_t caught_sigterm = 0;
-static volatile sig_atomic_t caught_sigwinch = 1;
-
-
-#define t(...) do if ((__VA_ARGS__) < 0) goto fail; while (0)
-
-
-static void sigterm(int signo)
-{
- caught_sigterm = 1;
- (void) signo;
-}
-
-static void sigwinch(int signo)
-{
- caught_sigwinch = 1;
- (void) signo;
-}
-
-
-static void print_time(const char*** str, size_t y, size_t x)
-{
- size_t r, c;
-
- fprintf(stdout, "\033[%zu;1H\033[1J", y + 1);
-
- for (r = 0; r < DY; r++)
- {
- fprintf(stdout, "\033[%zu;%zuH\033[1K", y + r + 1, x + 1);
- for (c = 0; str[c] != NULL; c++)
- fprintf(stdout, "%s", str[c][r]);
- fprintf(stdout, "\033[0K");
- }
-
- fprintf(stdout, "\033[0J");
- fflush(stdout);
-}
-
-
-int main(int argc, char* argv[])
-{
- time_t now_;
- struct tm* now;
- const char** digits[9];
- size_t x = 0, y = 0;
- struct winsize winsize;
- int small = 0, fd = -1;
- struct itimerspec itimerspec;
- char _buf[8];
-
- fprintf(stdout, "\033[?1049h\033[?25l");
-
- t (clock_gettime(CLOCK_REALTIME, &(itimerspec.it_value)));
- itimerspec.it_interval.tv_sec = 1;
- itimerspec.it_interval.tv_nsec = 0;
- itimerspec.it_value.tv_sec += 1;
- itimerspec.it_value.tv_nsec = 0;
- t (fd = timerfd_create(CLOCK_REALTIME, 0));
- t (timerfd_settime(fd, TFD_TIMER_ABSTIME, &itimerspec, NULL));
-
- signal(SIGTERM, sigterm);
- signal(SIGQUIT, sigterm);
- signal(SIGINT, sigterm);
- signal(SIGWINCH, sigwinch);
- siginterrupt(SIGTERM, 1);
- siginterrupt(SIGQUIT, 1);
- siginterrupt(SIGINT, 1);
- siginterrupt(SIGWINCH, 1);
-
- while (!caught_sigterm)
- {
- if (caught_sigwinch)
- {
- caught_sigwinch = 0;
- t (TEMP_FAILURE_RETRY(ioctl(STDOUT_FILENO, (unsigned long)TIOCGWINSZ, &winsize)));
- y = winsize.ws_row;
- x = winsize.ws_col;
- if (y < DY) small = 2;
- else if (x < 4 * DX + DC) small = 2;
- else if (x < 6 * DX + 2 * DC) small = 1;
- else small = 0;
- y -= DY;
- x -= 4 * DX + DC;
- if (!small)
- x -= 2 * DX + DC;
- y /= 2;
- x /= 2;
- }
-
- if (small == 2)
- {
- fprintf(stdout, "\033[H\033[2J%s\n", "Screen is too small");
- fflush(stdout);
- pause();
- continue;
- }
-
- now_ = time(NULL);
- if (now_ == -1) goto fail;
- now = localtime(&now_);
- if (now == NULL) goto fail;
-
- digits[0] = mongo_ds[now->tm_hour / 10];
- digits[1] = mongo_ds[now->tm_hour % 10];
- digits[2] = mongo_c;
- digits[3] = mongo_ds[now->tm_min / 10];
- digits[4] = mongo_ds[now->tm_min % 10];
- digits[5] = small ? NULL : mongo_c;
- digits[6] = mongo_ds[now->tm_sec / 10];
- digits[7] = mongo_ds[now->tm_sec % 10];
- digits[8] = NULL;
-
- print_time(digits, y, x);
-
- if (read(fd, _buf, (size_t)8) < 0)
- if (errno != EINTR)
- goto fail;
- }
-
- fprintf(stdout, "\033[?25h\n\033[?1049l");
- fflush(stdout);
- close(fd);
- return 0;
-
- fail:
- perror(argc ? *argv : "mongoclock");
- fprintf(stdout, "\033[?25h\n\033[?1049l");
- fflush(stdout);
- if (fd >= 0)
- close(fd);
- return 1;
-}
-