62 lines
1.2 KiB
C
62 lines
1.2 KiB
C
#include <unistd.h>
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#include <stdbool.h>
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#include <string.h>
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#include "rush.h"
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typedef struct job {
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pid_t pid;
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char *command;
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bool status;
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struct job *next;
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} job;
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job *jobs = NULL;
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int num_jobs() {
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job *current = jobs;
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int count = 0;
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while (current != NULL) {
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count++;
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current = current->next;
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}
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return count;
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}
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int add_job(pid_t pid, char *command, bool status) {
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job *current = jobs;
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job *new_job = memalloc(sizeof(job));
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new_job->pid = pid;
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char *buf = memalloc(strlen(command) + 1);
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strcpy(buf, command);
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new_job->command = buf;
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new_job->status = status;
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new_job->next = NULL;
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if (current == NULL) {
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jobs = new_job;
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return 0;
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}
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int index = 1;
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while (current->next != NULL) {
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current = current->next;
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index++;
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}
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current->next = new_job;
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return index;
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}
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job *get_job(int index) {
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job *current = jobs;
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if (index == 0) {
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return current;
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}
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if (index > num_jobs()) {
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return NULL;
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}
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for (int i = 0; i < index; i++) {
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printf("current: %s\n", current->command);
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current = current->next;
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printf("next: %s\n", current->command);
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}
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return current;
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}
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