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Creates missing directories when fixing.

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This commit is contained in:
Andrea Mazzoleni 2011-03-22 23:20:12 +01:00
parent 1735d444e0
commit 0d70e7cd6a
1 changed files with 47 additions and 2 deletions
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49
handle.c
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@ -54,6 +54,46 @@ int handle_close_if_different(struct snapraid_handle* handle, struct snapraid_fi
return 0;
}
static int handle_ancestor(const char* file)
{
char dir[PATH_MAX];
char* c;
pathcpy(dir, sizeof(dir), file);
c = strrchr(dir, '/');
if (!c) {
/* no ancestor */
return 0;
}
/* clear the file */
*c = 0;
if (*dir == 0) {
/* nothing more to do */
return 0;
}
if (access(dir, F_OK) == 0) {
/* the directory/file exists */
return 0;
}
/* recursively create them all */
if (handle_ancestor(dir) != 0) {
return -1;
}
/* create it */
if (mkdir(dir, S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) != 0) {
fprintf(stderr, "Error creating directory '%s'. %s.\n", dir, strerror(errno));
return -1;
}
return 0;
}
int handle_create(struct snapraid_handle* handle, struct snapraid_file* file)
{
int ret;
@ -64,8 +104,13 @@ int handle_create(struct snapraid_handle* handle, struct snapraid_file* file)
}
pathprint(handle->path, sizeof(handle->path), "%s%s", handle->disk->dir, file->sub);
handle->f = open(handle->path, O_RDWR | O_CREAT | O_BINARY, 0600);
ret = handle_ancestor(handle->path);
if (ret != 0) {
return -1;
}
handle->f = open(handle->path, O_RDWR | O_CREAT | O_BINARY, 0600);
if (handle->f == -1) {
/* invalidate for error */
handle->file = 0;
@ -233,7 +278,7 @@ int handle_write(struct snapraid_handle* handle, struct snapraid_block* block, u
}
write_ret = write(handle->f, block_buffer, write_size);
#endif
#endif
if (write_ret != write_size) {
fprintf(stderr, "Error writing file '%s'. %s.\n", handle->path, strerror(errno));
return -1;