35 lines
809 B
C
35 lines
809 B
C
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#include <unistd.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include <string.h>
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#include <sys/inotify.h>
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#include "message.h"
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#include "common.h"
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int mod_message(char *config, char *name, char *pipename) {
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struct message msg;
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struct inotify_event buf;
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strcpy(msg.name, name);
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int fd = inotify_init();
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int outfd = open(pipename, O_WRONLY);
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for(;;) {
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int watchdesc = inotify_add_watch(fd, config, IN_MODIFY);
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read(fd, &buf, sizeof(struct inotify_event));
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/* the file's changed, so reread it */
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int filefd = open(config, O_RDONLY, 0);
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int read_in = read(filefd, msg.content, sizeof(msg.content));
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msg.content[read_in - 1] = '\0';
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close(filefd);
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/* write the new */
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write(outfd, &msg, sizeof(msg));
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inotify_rm_watch(fd, watchdesc); /* not sure why this is needed */
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}
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return 0;
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}
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