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| author | Jay Freeman (saurik) <saurik@saurik.com> | 2008-11-17 06:41:10 +0000 |
|---|---|---|
| committer | Jean-Baptiste Queru <jbq@google.com> | 2009-08-27 07:43:28 -0700 |
| commit | e7cb137f32fbc7caf97b80fac152b4bd3ac242cd (patch) | |
| tree | b6c89e2290d1f8cac6dc1d593d2089c2e22e35e4 /init | |
| parent | 9f28bde9eb37e7d00df5c2a7c51d88dcd57cef7b (diff) | |
| download | system_core-e7cb137f32fbc7caf97b80fac152b4bd3ac242cd.tar.gz system_core-e7cb137f32fbc7caf97b80fac152b4bd3ac242cd.tar.bz2 system_core-e7cb137f32fbc7caf97b80fac152b4bd3ac242cd.zip | |
added chdir/chroot commands to init for mount switching/pivoting
Diffstat (limited to 'init')
| -rw-r--r-- | init/builtins.c | 12 | ||||
| -rw-r--r-- | init/keywords.h | 4 | ||||
| -rw-r--r-- | init/parser.c | 2 | ||||
| -rw-r--r-- | init/readme.txt | 6 |
4 files changed, 24 insertions, 0 deletions
diff --git a/init/builtins.c b/init/builtins.c index 289f0cde..43508eff 100644 --- a/init/builtins.c +++ b/init/builtins.c @@ -131,6 +131,18 @@ static void service_start_if_not_disabled(struct service *svc) } } +int do_chdir(int nargs, char **args) +{ + chdir(args[1]); + return 0; +} + +int do_chroot(int nargs, char **args) +{ + chroot(args[1]); + return 0; +} + int do_class_start(int nargs, char **args) { /* Starting a class does not start services diff --git a/init/keywords.h b/init/keywords.h index 6f47379c..1e2b9c8f 100644 --- a/init/keywords.h +++ b/init/keywords.h @@ -1,5 +1,7 @@ #ifndef KEYWORD +int do_chroot(int nargs, char **args); +int do_chdir(int nargs, char **args); int do_class_start(int nargs, char **args); int do_class_stop(int nargs, char **args); int do_domainname(int nargs, char **args); @@ -31,6 +33,8 @@ enum { K_UNKNOWN, #endif KEYWORD(capability, OPTION, 0, 0) + KEYWORD(chdir, COMMAND, 1, do_chdir) + KEYWORD(chroot, COMMAND, 1, do_chroot) KEYWORD(class, OPTION, 0, 0) KEYWORD(class_start, COMMAND, 1, do_class_start) KEYWORD(class_stop, COMMAND, 1, do_class_stop) diff --git a/init/parser.c b/init/parser.c index 33c1a681..0eb078d3 100644 --- a/init/parser.c +++ b/init/parser.c @@ -128,6 +128,8 @@ int lookup_keyword(const char *s) switch (*s++) { case 'c': if (!strcmp(s, "apability")) return K_capability; + if (!strcmp(s, "hdir")) return K_chdir; + if (!strcmp(s, "hroot")) return K_chroot; if (!strcmp(s, "lass")) return K_class; if (!strcmp(s, "lass_start")) return K_class_start; if (!strcmp(s, "lass_stop")) return K_class_stop; diff --git a/init/readme.txt b/init/readme.txt index 665090ba..a185790a 100644 --- a/init/readme.txt +++ b/init/readme.txt @@ -145,12 +145,18 @@ import <filename> hostname <name> Set the host name. +chdir <directory> + Change working directory. + chmod <octal-mode> <path> Change file access permissions. chown <owner> <group> <path> Change file owner and group. +chroot <directory> + Change process root directory. + class_start <serviceclass> Start all services of the specified class if they are not already running. |