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authorSaul Wold <sgw@linux.intel.com>2013-10-01 16:57:52 +0000
committerRichard Purdie <richard.purdie@linuxfoundation.org>2013-10-01 22:54:33 +0100
commit3a4b0e7973bef43f16058137e64600e2f890b117 (patch)
tree52da583ab1750ba67d840c4ba72ac24afac46936 /meta/recipes-devtools/makedevs/makedevs-1.0.0
parent8f6bc04c9b563f8659ce0e053072deca02da38a5 (diff)
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makedevs: Do not return error if the fifo exisits
This ensures that makedevs will not cause image creation failures when it encounters a pipe (fifo) that exists from a previous image. This handles mode changes and it will correctly fail for dangling symlinks. [YOCTO #5288] Signed-off-by: Saul Wold <sgw@linux.intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-devtools/makedevs/makedevs-1.0.0')
-rw-r--r--meta/recipes-devtools/makedevs/makedevs-1.0.0/makedevs.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/meta/recipes-devtools/makedevs/makedevs-1.0.0/makedevs.c b/meta/recipes-devtools/makedevs/makedevs-1.0.0/makedevs.c
index 5d2c45b310..53700c687f 100644
--- a/meta/recipes-devtools/makedevs/makedevs-1.0.0/makedevs.c
+++ b/meta/recipes-devtools/makedevs/makedevs-1.0.0/makedevs.c
@@ -274,8 +274,20 @@ static void add_new_file(char *name, char *path, unsigned long uid,
static void add_new_fifo(char *name, char *path, unsigned long uid,
unsigned long gid, unsigned long mode)
{
- if (mknod(path, mode, 0))
- error_msg_and_die("%s: file can not be created with mknod!", path);
+ int status;
+ struct stat sb;
+
+ memset(&sb, 0, sizeof(struct stat));
+ status = stat(path, &sb);
+
+
+ /* Update the mode if we exist and are a fifo already */
+ if (status >= 0 && S_ISFIFO(sb.st_mode)) {
+ chmod(path, mode);
+ } else {
+ if (mknod(path, mode, 0))
+ error_msg_and_die("%s: file can not be created with mknod!", path);
+ }
chown(path, uid, gid);
// printf("File: %s %s UID: %ld GID: %ld MODE: %04lo\n",
// path, name, gid, uid, mode);