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authorRob Landley <rob@landley.net>2009-01-18 16:19:25 -0600
committerRob Landley <rob@landley.net>2009-01-18 16:19:25 -0600
commit52476716ad2bff9805e5749bf2c2a1f9d3512ec9 (patch)
tree23552e2460dde4b509c22e22c9190bc4f65aeb2f /lib/lib.c
parentd3e61fc8da81c38a82a02379397f513e99ba5249 (diff)
downloadtoybox-52476716ad2bff9805e5749bf2c2a1f9d3512ec9.tar.gz
Add mkswap.
Diffstat (limited to 'lib/lib.c')
-rw-r--r--lib/lib.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/lib.c b/lib/lib.c
index 89c8781b..a5bf4755 100644
--- a/lib/lib.c
+++ b/lib/lib.c
@@ -266,6 +266,16 @@ void xwrite(int fd, void *buf, size_t len)
if (len != writeall(fd, buf, len)) perror_exit("xwrite");
}
+// Die if lseek fails, probably due to being called on a pipe.
+
+off_t xlseek(int fd, off_t offset, int whence)
+{
+ offset = lseek(fd, offset, whence);
+ if (offset<0) perror_exit("lseek");
+
+ return offset;
+}
+
char *xgetcwd(void)
{
char *buf = getcwd(NULL, 0);