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fix: bug in io_handler

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This commit is contained in:
Renge 2022-04-15 21:13:14 -04:00
parent 014ed4d827
commit e27119ba17
1 changed files with 5 additions and 2 deletions
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7
hw4/src/jobs.c
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@ -92,9 +92,12 @@ void io_handler(int sig) {
if (job_data_array[i]->pipeline->capture_output)
{
char c;
while (read(job_data_array[i]->pipe[0], &c, sizeof(char)) &&
read(job_data_array[i]->pipe[0], &c, sizeof(char)) != -1)
while (1)
{
int num = read(job_data_array[i]->pipe[0], &c, sizeof(char));
if (num == 0 || num == -1) {
break;
}
job_data_array[i]->output_length ++;
job_data_array[i]->output = realloc(job_data_array[i]->output, (job_data_array[i]->output_length + 1) * sizeof(char));
job_data_array[i]->output[job_data_array[i]->output_length - 1] = c;