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authorMike Frysinger <vapier@gentoo.org>2007-05-10 22:44:28 -0700
committerSam Ravnborg <sam@ravnborg.org>2007-07-16 21:15:52 +0200
commitf2434ec1e08e44c2568b29c2879b3346aa29dbd2 (patch)
tree12c91c844f8682f0dc2c8c18d3fefaf1984c39d5 /usr/gen_init_cpio.c
parente99c343f169cdcb43f1508873a3c9e19ffe4c64a (diff)
downloadlinux-f2434ec1e08e44c2568b29c2879b3346aa29dbd2.tar.bz2
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>
Diffstat (limited to 'usr/gen_init_cpio.c')
-rw-r--r--usr/gen_init_cpio.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/usr/gen_init_cpio.c b/usr/gen_init_cpio.c
index 8365db6cfe06..7abc07f0fcd2 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]);