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Diffstat (limited to 'mysplit.c')
| -rw-r--r-- | mysplit.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/mysplit.c b/mysplit.c new file mode 100644 index 0000000..9ac016e --- /dev/null +++ b/mysplit.c @@ -0,0 +1,35 @@ +/* + * mysplit.c - Another handy routine for testing your tiny shell + * + * usage: mysplit <n> + * Fork a child that spins for <n> seconds in 1-second chunks. + */ +#include <stdio.h> +#include <unistd.h> +#include <stdlib.h> +#include <sys/types.h> +#include <sys/wait.h> +#include <signal.h> + +int main(int argc, char **argv) +{ + int i, secs; + + if (argc != 2) { + fprintf(stderr, "Usage: %s <n>\n", argv[0]); + exit(0); + } + secs = atoi(argv[1]); + + + if (fork() == 0) { /* child */ + for (i=0; i < secs; i++) + sleep(1); + exit(0); + } + + /* parent waits for child to terminate */ + wait(NULL); + + exit(0); +} |
