72 lines
1.4 KiB
C
72 lines
1.4 KiB
C
#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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int main(void)
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{
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int errors = 0;
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struct stat sb;
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(void)unlink("t1");
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(void)unlink("t2");
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if (creat("t1", 0600) < 0) {
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perror("create t1");
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exit(1);
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}
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if (link("t1", "t2")) {
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perror("link t1 t2");
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exit(1);
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}
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/* Check if rename to same name works as expected */
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if (rename("t1", "t1")) {
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perror("rename t1 t1");
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errors++;
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}
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if (stat("t1", &sb)) {
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perror("rename removed file? stat t1");
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exit(1);
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}
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if (rename("t1", "t2")) {
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perror("rename t1 t2");
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errors++;
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}
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#if BSD_RENAME
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/* check if rename of hardlinked file works the BSD way */
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if (stat("t1", &sb)) {
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if (errno != ENOENT) {
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perror("BSD rename should remove file! stat t1");
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errors++;
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}
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} else {
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fprintf(stderr, "BSD rename should remove file!");
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errors++;
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}
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#else
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/* check if rename of hardlinked file works as the standard says */
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if (stat("t1", &sb)) {
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perror("Posix rename should not remove file! stat t1");
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errors++;
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}
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#endif
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/* check if we get the expected error */
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/* this also exercises icky shared libraries goo */
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if (rename("no/such/file/or/dir", "no/such/file/or/dir")) {
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if (errno != ENOENT) {
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perror("rename no/such/file/or/dir");
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errors++;
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}
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} else {
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fprintf(stderr, "No error renaming no/such/file/or/dir\n");
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errors++;
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}
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exit(errors ? 1 : 0);
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}
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