summaryrefslogtreecommitdiff
path: root/user/sleep.c
diff options
context:
space:
mode:
authorMole Shang <[email protected]>2024-02-10 13:46:25 +0800
committerMole Shang <[email protected]>2024-02-10 13:50:34 +0800
commit3673a2cdfb30e1e3936e695a3fb8adee74488d6b (patch)
tree282b4677f47bbb15949e24b3bfa455b173a38a29 /user/sleep.c
parentf379c1c4c80947365eb6c4046c3ab165629dc8cd (diff)
parentc9284cd93525436cc823258ab309c1b27eeec714 (diff)
downloadxv6-labs-3673a2cdfb30e1e3936e695a3fb8adee74488d6b.tar.gz
xv6-labs-3673a2cdfb30e1e3936e695a3fb8adee74488d6b.tar.bz2
xv6-labs-3673a2cdfb30e1e3936e695a3fb8adee74488d6b.zip
Merge branch 'pgtbl' into traps
Conflicts: .gitignore Makefile conf/lab.mk
Diffstat (limited to 'user/sleep.c')
-rw-r--r--user/sleep.c22
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);
+}