Commit 410f9b60 authored by Angelo Compagnucci's avatar Angelo Compagnucci Committed by Thomas Petazzoni
Browse files

package/makedevs: add recursive option 



This patch adds the option to change owner/permission
of a directory recursively.

[Thomas: s/folder/directory/, as suggested by Yann.]

Signed-off-by: default avatarAngelo Compagnucci <angelo.compagnucci@gmail.com>
Tested-by: default avatar"Yann E. MORIN" <yann.morin.1998@free.fr>
Reviewed-by: default avatar"Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: default avatarThomas Petazzoni <thomas.petazzoni@free-electrons.com>
parent 5e9766ed

package/makedevs/makedevs.c

+31 −0
Original line number Diff line number Diff line
@@ -34,8 +34,12 @@ 
#ifndef __APPLE__

#include <sys/sysmacros.h>     /* major() and minor() */

#endif

#include <ftw.h>



const char *bb_applet_name;

uid_t recursive_uid;

gid_t recursive_gid;

unsigned int recursive_mode;



void bb_verror_msg(const char *s, va_list p)

{
@@ -332,6 +336,7 @@ void bb_show_usage(void) 
	fprintf(stderr, "Where name is the file name,  type can be one of:\n");

	fprintf(stderr, "      f       A regular file\n");

	fprintf(stderr, "      d       Directory\n");

	fprintf(stderr, "      r       Directory recursively\n");

	fprintf(stderr, "      c       Character special device file\n");

	fprintf(stderr, "      b       Block special device file\n");

	fprintf(stderr, "      p       Fifo (named pipe)\n");
@@ -364,6 +369,23 @@ void bb_show_usage(void) 
	exit(1);

}



bb_recursive(const char *fpath, const struct stat *sb,

		int tflag, struct FTW *ftwbuf){



	if (chown(fpath, recursive_uid, recursive_gid) == -1) {

		bb_perror_msg("chown failed for %s", fpath);

		return -1;

	}

	if (recursive_mode != -1) {

		if (chmod(fpath, recursive_mode) < 0) {

			bb_perror_msg("chmod failed for %s", fpath);

			return -1;

		}

	}



	return 0;

}



int main(int argc, char **argv)

{

	int opt;
@@ -474,6 +496,15 @@ int main(int argc, char **argv) 
				ret = EXIT_FAILURE;

				goto loop;

			}

		} else if (type == 'r') {

			recursive_uid = uid;

			recursive_gid = gid;

			recursive_mode = mode;

			if (nftw(full_name, bb_recursive, 20, FTW_MOUNT | FTW_PHYS) < 0) {

				bb_perror_msg("line %d: recursive failed for %s", linenum, full_name);

				ret = EXIT_FAILURE;

				goto loop;

			}

		} else

		{

			dev_t rdev;