mirror of
https://github.com/termux/proot.git
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74 lines
1.4 KiB
C
74 lines
1.4 KiB
C
#define _GNU_SOURCE
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <string.h>
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#include <limits.h>
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#include <errno.h>
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#define TEMPLATE "/tmp/proot-test-5bed7143-XXXXXX"
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#define COOKIE1 "2fde3df3558fa30bec1b8ebad42df20f"
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#define COOKIE2 "2ba90289e48d1896e0601239ac25f764"
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int main()
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{
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char *path1;
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char *path2;
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char *cwd;
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int status;
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path1 = mkdtemp(strdup(TEMPLATE));
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if (path1 == NULL)
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exit(EXIT_FAILURE);
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status = chdir(path1);
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if (status < 0)
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exit(EXIT_FAILURE);
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status = mkdir(COOKIE1, 0777);
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if (status < 0)
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exit(EXIT_FAILURE);
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status = chdir(COOKIE1);
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if (status < 0)
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exit(EXIT_FAILURE);
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status = creat(COOKIE2, O_RDWR);
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if (status < 0)
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exit(EXIT_FAILURE);
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close(status);
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path2 = mktemp(strdup(TEMPLATE));
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status = rename(path1, path2);
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if (status < 0)
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exit(EXIT_FAILURE);
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status = access(COOKIE2, F_OK);
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if (status < 0)
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exit(EXIT_FAILURE);
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cwd = get_current_dir_name();
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if (cwd == NULL || memcmp(cwd, path2, strlen(path2)) != 0)
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exit(EXIT_FAILURE);
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status = unlink(COOKIE2);
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if (status < 0)
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exit(EXIT_FAILURE);
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status = rmdir(cwd);
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if (status < 0)
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exit(EXIT_FAILURE);
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if (get_current_dir_name() != NULL || errno != ENOENT)
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exit(EXIT_FAILURE);
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status = rmdir(path2);
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if (status < 0)
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exit(EXIT_FAILURE);
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exit(EXIT_SUCCESS);
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}
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