diff options
| author | Mike Frysinger <vapier@gentoo.org> | 2007-05-10 22:44:28 -0700 |
|---|---|---|
| committer | Sam Ravnborg <sam@ravnborg.org> | 2007-07-16 21:15:52 +0200 |
| commit | f2434ec1e08e44c2568b29c2879b3346aa29dbd2 (patch) | |
| tree | 12c91c844f8682f0dc2c8c18d3fefaf1984c39d5 /usr | |
| parent | e99c343f169cdcb43f1508873a3c9e19ffe4c64a (diff) | |
| download | linux-f2434ec1e08e44c2568b29c2879b3346aa29dbd2.tar.gz | |
kbuild: add support for reading stdin with gen_init_cpio
Treat an argument of "-" as meaning "read stdin for cpio files" so
gen_init_cpio can be piped into.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Notes
Lore: https://lore.kernel.org/r/1184681343412-git-send-email-sam@ravnborg.org # lkml
Lore: https://lore.kernel.org/r/20070518065929.GK12284@uranus.ravnborg.org # linux-arch, lkml
Lore: https://lore.kernel.org/r/20070603204725.GJ9240@uranus.ravnborg.org # lkml
Lore: https://lore.kernel.org/r/20070603204756.GK9240@uranus.ravnborg.org # lkml
Diffstat (limited to 'usr')
| -rw-r--r-- | usr/gen_init_cpio.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/usr/gen_init_cpio.c b/usr/gen_init_cpio.c index 8365db6cfe0644..7abc07f0fcd260 100644 --- a/usr/gen_init_cpio.c +++ b/usr/gen_init_cpio.c @@ -498,7 +498,9 @@ int main (int argc, char *argv[]) exit(1); } - if (! (cpio_list = fopen(argv[1], "r"))) { + if (!strcmp(argv[1], "-")) + cpio_list = stdin; + else if (! (cpio_list = fopen(argv[1], "r"))) { fprintf(stderr, "ERROR: unable to open '%s': %s\n\n", argv[1], strerror(errno)); usage(argv[0]); |