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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 17:06:04 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 17:06:04 +0000 |
commit | 2f0649f6fe411d7e07c8d56cf8ea56db53536da8 (patch) | |
tree | 778611fb52176dce1ad06c68e87b2cb348ca0f7b /usr/utils/chroot.c | |
parent | Initial commit. (diff) | |
download | klibc-upstream.tar.xz klibc-upstream.zip |
Adding upstream version 2.0.13.upstream/2.0.13upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'usr/utils/chroot.c')
-rw-r--r-- | usr/utils/chroot.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/usr/utils/chroot.c b/usr/utils/chroot.c new file mode 100644 index 0000000..bc1b94f --- /dev/null +++ b/usr/utils/chroot.c @@ -0,0 +1,30 @@ +/* + * by rmk + */ +#include <unistd.h> +#include <stdio.h> + +int main(int argc, char *argv[], char *envp[]) +{ + if (argc < 3) { + fprintf(stderr, "Usage: %s newroot command...\n", argv[0]); + return 1; + } + + if (chroot(argv[1]) == -1) { + perror("chroot"); + return 1; + } + + if (chdir("/") == -1) { + perror("chdir"); + return 1; + } + + if (execvp(argv[2], argv + 2) == -1) { + perror("execvp"); + return 1; + } + + return 0; +} |