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author | Mole Shang <[email protected]> | 2024-02-16 10:20:27 +0800 |
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committer | Mole Shang <[email protected]> | 2024-02-16 10:20:27 +0800 |
commit | a98c56a811142e5ede3332a7a444cca45f628769 (patch) | |
tree | c93ff7090da7b6ef911932be283818c2f6a03784 /user/sleep.c | |
parent | 0d65be5d1d880afafbf08c2adb605cf9f72216e2 (diff) | |
parent | 99015f3a985b2fd051606636743a2a2969b216e8 (diff) | |
download | xv6-labs-a98c56a811142e5ede3332a7a444cca45f628769.tar.gz xv6-labs-a98c56a811142e5ede3332a7a444cca45f628769.tar.bz2 xv6-labs-a98c56a811142e5ede3332a7a444cca45f628769.zip |
Merge branch 'lock' into thread
Conflicts:
.gitignore
Makefile
conf/lab.mk
Diffstat (limited to 'user/sleep.c')
-rw-r--r-- | user/sleep.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/user/sleep.c b/user/sleep.c new file mode 100644 index 0000000..961f558 --- /dev/null +++ b/user/sleep.c @@ -0,0 +1,22 @@ +#include "kernel/types.h" +#include "user/user.h" + +int +main(int argc, char* argv[]) +{ + uint sec = 0; + + if (argc <= 1) { + fprintf(2, "usage: sleep [time (ticks)]\n"); + exit(1); + } + sec = atoi(argv[1]); + + sleep(sec); + + if (argc <= 2) { + exit(0); + } + + exit(0); +} |