dot_testing/builds/utils/c/status/main.c

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#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/un.h>
#include <time.h>
#include <fcntl.h>
#include <xcb/xcb.h>
#include <string.h>
#include "common.h"
#include "battery.h"
#include "battstatus.h"
#include "bspwm.h"
#include "time.h"
#include "message.h"
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struct module mods[] = {
{mod_battery, "battery", "BAT0", { '\0' }},
{mod_battstatus, "battstatus", "BAT0", { '\0' }},
{mod_time, "time", "", { '\0' }},
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{mod_bspwm, "bspwm", "", { '\0' }},
{mod_message, "message", "/home/usr/.cache/statusbar_notification", { '\0' }},
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};
void create_module_proc(int index, char *pipename) {
pid_t pid = fork();
if (pid == 0) { /* we're the child */
mods[index].fork_callback(
mods[index].config,
mods[index].name,
pipename
);
}
}
void create_module_procs(char *pipename) {
for(int i = 0; i < LENGTH(mods); i++) {
create_module_proc(i, pipename);
}
}
void redraw() {
/* get the progress' module's value, convert it to int, and then
* figure out how much of the screen should be shaded in */
printf("\033[H\033[2J");
for(int i = 0; i < LENGTH(mods); i++) {
if (i == 0) printf("%s ", mods[i].buffer);
else printf("| %s ", mods[i].buffer);
}
fflush(stdout);
}
static char NAMED_PIPE[] = "/home/usr/.cache/statusbar_pipe";
int main(void) {
srand(time(NULL));
mkfifo(&NAMED_PIPE, 0666); /* it's okay if this fails */
int fd = open(&NAMED_PIPE, O_RDWR);
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struct message msg;
create_module_procs(&NAMED_PIPE);
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for (;;) {
int ret = read(fd, &msg, sizeof(msg));
if(ret < 0) {
printf("error while reading message from child\n");
}
for(int i = 0; i < LENGTH(mods); i++) {
if(strcmp(mods[i].name, msg.name) == 0) {
mods[i].buflen = strlen(msg.content);
strcpy(mods[i].buffer, msg.content);
redraw();
break;
}
}
}
return 0;
}