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| author | Jes Sorensen <Jes.Sorensen@redhat.com> | 2010-06-10 11:42:27 +0200 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2010-06-12 08:49:15 +0300 |
| commit | 0766379d4c58c5c1edc6adc414bfb25fc979b083 (patch) | |
| tree | f75949d3ba1ce0d19023871c6a447a061141157e /os-posix.c | |
| parent | 8847cfe8aa9d8f6b8648aafd5d929a57d836cc61 (diff) | |
| download | qemu-0766379d4c58c5c1edc6adc414bfb25fc979b083.tar.gz qemu-0766379d4c58c5c1edc6adc414bfb25fc979b083.tar.bz2 qemu-0766379d4c58c5c1edc6adc414bfb25fc979b083.zip | |
Move chroot handling to OS specific files.
Move chroot handling to OS specific files.
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Acked-by: Juan Quintela <quintela@redhat.com>
Acked-by: Richard Henderson <rth@redhat.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'os-posix.c')
| -rw-r--r-- | os-posix.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/os-posix.c b/os-posix.c index 8b686a44e1..6417d16dca 100644 --- a/os-posix.c +++ b/os-posix.c @@ -38,6 +38,7 @@ #include "qemu-options.h" static struct passwd *user_pwd; +static const char *chroot_dir; void os_setup_early_signal_handling(void) { @@ -156,6 +157,9 @@ void os_parse_cmd_args(int index, const char *optarg) exit(1); } break; + case QEMU_OPTION_chroot: + chroot_dir = optarg; + break; } return; } @@ -177,3 +181,18 @@ void os_change_process_uid(void) } } } + +void os_change_root(void) +{ + if (chroot_dir) { + if (chroot(chroot_dir) < 0) { + fprintf(stderr, "chroot failed\n"); + exit(1); + } + if (chdir("/")) { + perror("not able to chdir to /"); + exit(1); + } + } + +} |