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#include <assert.h>
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <utime.h>
#include <sys/stat.h>
#include <sys/types.h>
void setup() {
mkdir("folder-readonly", 0555);
}
void cleanup() {
unlink("mknod-file");
unlink("mknod-device");
rmdir("folder");
rmdir("folder-readonly");
}
void test() {
int err;
struct stat s;
//
// mknod
// mknod is _extremely_ unportable for anything other
// than a FIFO. so, the tests are disabled when running
// natively as they'd be utterly inconsistent.
//
#if EMSCRIPTEN
// mknod a folder
err = mknod("mknod-folder", S_IFDIR | 0777, 0);
assert(err);
assert(errno == EINVAL);
// mknod fifo
err = mknod("mknod-fifo", S_IFIFO | 0777, 0);
assert(err);
assert(errno == EPERM);
// mknod a file
err = mknod("mknod-file", S_IFREG | 0777, 0);
assert(!err);
memset(&s, 0, sizeof s);
stat("mknod-file", &s);
assert(S_ISREG(s.st_mode));
// mknod a character device
err = mknod("mknod-device", S_IFCHR | 0777, 123);
#if USE_OLD_FS
assert(err);
assert(errno == EPERM);
#else
assert(!err);
memset(&s, 0, sizeof s);
stat("mknod-device", &s);
assert(S_ISCHR(s.st_mode));
#endif
#endif
//
// mkdir
//
// can't mkdir in a readonly dir
err = mkdir("folder-readonly/subfolder", 0777);
assert(err);
assert(errno == EACCES);
// regular creation
err = mkdir("folder", 0777);
assert(!err);
memset(&s, 0, sizeof s);
stat("folder", &s);
assert(S_ISDIR(s.st_mode));
// try to re-create the same folder
err = mkdir("folder", 0777);
assert(err);
assert(errno == EEXIST);
puts("success");
}
int main() {
atexit(cleanup);
signal(SIGABRT, cleanup);
setup();
test();
return EXIT_SUCCESS;
}
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