From: Mike Frysinger <vapier@gentoo.org>
To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org
Subject: [patch] add support for reading stdin with gen_init_cpio
Date: Mon, 7 May 2007 01:17:17 -0400 [thread overview]
Message-ID: <200705070117.18435.vapier@gentoo.org> (raw)
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>
---
diff --git a/usr/gen_init_cpio.c b/usr/gen_init_cpio.c
index 8365db6..7abc07f 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]);
reply other threads:[~2007-05-07 5:16 UTC|newest]
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