initial

1 files changed, 41 insertions, 0 deletions

diff --git a/addjob.c b/addjob.c
new file mode 100644
index 0000000..db6a9d3
--- /dev/null
+++ b/addjob.c
@@ -0,0 +1,41 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/mman.h>
+#include <sys/stat.h>
+#include "shared.h"
+
+int main(int argc, char *argv[]) {
+    if (argc != 2) {
+        fprintf(stderr, "Usage: %s <path-to-job-binary>\n", argv[0]);
+        return 1;
+    }
+
+    int shm_fd = shm_open(SHM_NAME, O_RDWR, 0666);
+    if (shm_fd == -1) {
+        perror("shm_open");
+        return 1;
+    }
+
+    JobQueue *queue = mmap(NULL, sizeof(JobQueue), PROT_READ | PROT_WRITE, MAP_SHARED, shm_fd, 0);
+    if (queue == MAP_FAILED) {
+        perror("mmap");
+        return 1;
+    }
+
+    pthread_mutex_lock(&queue->mutex);
+    if ((queue->tail + 1) % MAX_JOBS == queue->head) {
+        printf("[addjob] Queue full\n");
+    } else {
+        strncpy(queue->jobs[queue->tail], argv[1], MAX_PATH);
+        queue->tail = (queue->tail + 1) % MAX_JOBS;
+        printf("[addjob] Queued job: %s\n", argv[1]);
+    }
+    pthread_mutex_unlock(&queue->mutex);
+
+    munmap(queue, sizeof(JobQueue));
+    close(shm_fd);
+    return 0;
+}