Add runtime configuration and a workaround for wrapped text
Signed-off-by: 0xf8 <0xf8.dev@proton.me>
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@ -11,3 +11,7 @@ OR
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## install
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`install -m755 rbtext /usr/bin`
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## runtime configuration
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This is done by setting environment variables
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- `RBTEXT_FULLSCREEN` (default: Enabled) - Clear screen every print (useful for text that will wrap)
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rbtext.c
53
rbtext.c
@ -2,27 +2,42 @@
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Copyright 2022-2023 0xf8.dev@proton.me
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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.
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This program is free software: you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation, either version 3 of the License, or (at your option) any later
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version.
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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.
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This program is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
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You should have received a copy of the GNU General Public License along with
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this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include <memory.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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// How many milliseconds the program will wait until the next print ( DEFAULT = 100 )
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// How many milliseconds the program will wait until the next print ( DEFAULT =
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// 100 )
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#define CONF_SLEEP_TIMEMS (long)100
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// How many seconds (in addition to millisecond above) the program will wait ( DEFAULT = 0 )
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// How many seconds (in addition to millisecond above) the program will wait (
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// DEFAULT = 0 )
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#define CONF_SLEEP_TIMESEC (time_t)0
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// How many times a color should be shown before switching to the next ( DEFAULT = 2 )
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// How many times a color should be shown before switching to the next ( DEFAULT
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// = 2 )
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#define CONF_COLOR_LAG 2
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// Don't set to 0
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// Disabled = -1
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// Enabled = 1
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// int FLAG_name = default;
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int FLAG_FULLSCREEN = 1;
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// RICERS:
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// To add colors, simply add the color (according to the format below) to COLORS
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@ -52,13 +67,28 @@ void genColors(char *s) {
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free(cstr);
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}
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void set_flag(int *flag, const char *env) {
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char *e = getenv(env);
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if (e != NULL) {
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int v = atoi(e);
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if (v == 0)
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return;
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*flag = v;
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}
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}
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int main(int argc, char **argv) {
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if (argc < 2) {
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// [ERROR] No arguments given. USAGE: ... <text>
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printf("\e[1;31m[ERROR]\e[0m No arguments given.\n\tUSAGE: \e[34m%s \e[33m<text>\e[0m\n",argv[0]);
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printf("\e[1;31m[ERROR]\e[0m No arguments given.\n\tUSAGE: \e[34m%s "
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"\e[33m<text>\e[0m\n",
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argv[0]);
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return 1;
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}
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set_flag(&FLAG_FULLSCREEN, "RBTEXT_FULLSCREEN");
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uint reqSize = 0;
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for (int i = 1; i < argc; i++) {
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reqSize += strlen(argv[i]);
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@ -75,9 +105,14 @@ int main(int argc, char **argv) {
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j++;
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}
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struct timespec rem, req = {CONF_SLEEP_TIMESEC, CONF_SLEEP_TIMEMS*1000*1000};
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struct timespec rem,
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req = {CONF_SLEEP_TIMESEC, CONF_SLEEP_TIMEMS * 1000 * 1000};
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while (1) {
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printf("\r\e[2K");
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if (FLAG_FULLSCREEN == 1)
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printf("\e[2J\e[f");
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else
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printf("\r");
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genColors(text);
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fflush(stdout);
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nanosleep(&req, &rem);
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