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Commit c2971353 authored by Vincent Donnefort's avatar Vincent Donnefort
Browse files

mkbootfs: Add support for dev nodes 

Add the ability of packaging dev nodes in the CPIO.

Change-Id: Id1c83c8bcd3724de03214788c9af592f9817285f
parent 7f01774a

mkbootfs/mkbootfs.c

+10 −3
Original line number Diff line number Diff line
@@ -8,6 +8,7 @@ 


#include <sys/types.h>

#include <sys/stat.h>

#include <sys/sysmacros.h>

#include <dirent.h>



#include <stdarg.h>
@@ -22,7 +23,6 @@ 
**   an explanation of this file format

** - dotfiles are ignored

** - directories named 'root' are ignored

** - device notes, pipes, etc are not supported (error)

*/



static void die(const char* why, ...) {
@@ -87,6 +87,10 @@ static void fix_stat(const char *path, struct stat *s) 
        fs_config(path, is_dir, target_out_path, &s->st_uid, &s->st_gid, &st_mode, &capabilities);

        s->st_mode = (typeof(s->st_mode)) st_mode;

    }



    if (S_ISREG(s->st_mode) || S_ISDIR(s->st_mode) || S_ISLNK(s->st_mode)) {

        s->st_rdev = 0;

    }

}



static void _eject(struct stat *s, char *out, int olen, char *data, unsigned datasize)
@@ -116,8 +120,8 @@ static void _eject(struct stat *s, char *out, int olen, char *data, unsigned dat 
           datasize,

           0, // volmajor

           0, // volminor

           0, // devmajor

           0, // devminor,

           major(s->st_rdev),

           minor(s->st_rdev),

           olen + 1,

           0,

           out,
@@ -268,6 +272,9 @@ static void _archive(char *in, char *out, int ilen, int olen) 
        size = readlink(in, buf, 1024);

        if(size < 0) die("cannot read symlink '%s'", in);

        _eject(&s, out, olen, buf, size);

    } else if(S_ISBLK(s.st_mode) || S_ISCHR(s.st_mode) ||

              S_ISFIFO(s.st_mode) || S_ISSOCK(s.st_mode)) {

        _eject(&s, out, olen, NULL, 0);

    } else {

        die("Unknown '%s' (mode %d)?\n", in, s.st_mode);

    }