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| author | Karel Zak | 2006-12-07 00:25:44 +0100 |
|---|---|---|
| committer | Karel Zak | 2006-12-07 00:25:44 +0100 |
| commit | 66ee8158b69525e12060ef558cb5d77feadab1dc (patch) | |
| tree | 08b30f2d07df9213f5647bc6f60b5090a263ef43 /misc-utils/look.c | |
| parent | Imported from util-linux-2.10m tarball. (diff) | |
| download | kernel-qcow2-util-linux-66ee8158b69525e12060ef558cb5d77feadab1dc.tar.gz kernel-qcow2-util-linux-66ee8158b69525e12060ef558cb5d77feadab1dc.tar.xz kernel-qcow2-util-linux-66ee8158b69525e12060ef558cb5d77feadab1dc.zip | |
Imported from util-linux-2.10s tarball.
Diffstat (limited to 'misc-utils/look.c')
| -rw-r--r-- | misc-utils/look.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/misc-utils/look.c b/misc-utils/look.c index a8e826fa4..d601e1c97 100644 --- a/misc-utils/look.c +++ b/misc-utils/look.c @@ -137,13 +137,25 @@ main(int argc, char *argv[]) if ((fd = open(file, O_RDONLY, 0)) < 0 || fstat(fd, &sb)) err("%s: %s", file, strerror(errno)); - if ((void *)(front = mmap(NULL, - (size_t)sb.st_size, - PROT_READ, - MAP_FILE|MAP_SHARED, - fd, - (off_t)0)) <= (void *)0) + front = mmap(NULL, (size_t) sb.st_size, PROT_READ, +#ifdef MAP_FILE + MAP_FILE | +#endif + MAP_SHARED, fd, (off_t) 0); + if +#ifdef MAP_FAILED + (front == MAP_FAILED) +#else + ((void *)(front) <= (void *)0) +#endif err("%s: %s", file, strerror(errno)); + +#if 0 + /* workaround for mmap problem (rmiller@duskglow.com) */ + if (front == (void *)0) + return 1; +#endif + back = front + sb.st_size; return look(front, back); } |