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Allow the init_path to be customised in an embedded system using the

Browse source 
INIT_PATH config option.

Also fix two bugs which caused an infinite loop in none of the programs
in the init_path were found. That code was obviously not tested!
This commit is contained in:
John Birrell 1999-05-05 12:20:23 +00:00
parent 2d49c1f84a
commit 67481196cc
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=46506
1 changed files with 8 additions and 3 deletions
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11
sys/kern/init_main.c
View file

@ -39,10 +39,11 @@
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* @(#)init_main.c 8.9 (Berkeley) 1/21/94 * @(#)init_main.c 8.9 (Berkeley) 1/21/94
* $Id: init_main.c,v 1.116 1999/04/29 22:51:59 dt Exp $ * $Id: init_main.c,v 1.117 1999/05/03 23:57:19 billf Exp $
*/ */
#include "opt_devfs.h" #include "opt_devfs.h"
#include "opt_init_path.h"
#include <sys/param.h> #include <sys/param.h>
#include <sys/file.h> #include <sys/file.h>
@ -589,7 +590,11 @@ kthread_init(dummy)
* List of paths to try when searching for "init". * List of paths to try when searching for "init".
*/ */
static char init_path[MAXPATHLEN] = static char init_path[MAXPATHLEN] =
#ifdef INIT_PATH
__XSTRING(INIT_PATH);
#else
"/sbin/init;/sbin/oinit;/sbin/init.bak;/stand/sysinstall"; "/sbin/init;/sbin/oinit;/sbin/init.bak;/stand/sysinstall";
#endif
SYSCTL_STRING(_kern, OID_AUTO, init_path, CTLFLAG_RD, init_path, 0, ""); SYSCTL_STRING(_kern, OID_AUTO, init_path, CTLFLAG_RD, init_path, 0, "");
/* /*
@ -623,10 +628,10 @@ start_init(p)
init_path[sizeof init_path - 1] = 0; init_path[sizeof init_path - 1] = 0;
} }
for (path = init_path; path != '\0'; path = next) { for (path = init_path; *path != '\0'; path = next) {
while (*path == ';') while (*path == ';')
path++; path++;
if (path == '\0') if (*path == '\0')
break; break;
for (next = path; *next != '\0' && *next != ';'; next++) for (next = path; *next != '\0' && *next != ';'; next++)
/* nothing */ ; /* nothing */ ;