X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/mLib/blobdiff_plain/236f657b6dab66f31f4902cecfc03b4673f5bb98..7cf5c72a6d353ed5a7e340562c11e54c21c85e5e:/sys/mdup-test.c

diff --git a/sys/mdup-test.c b/sys/mdup-test.c
deleted file mode 100644
index d2a198a..0000000
--- a/sys/mdup-test.c
+++ /dev/null
@@ -1,75 +0,0 @@
-#include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include "mdup.h"
-
-#define MAXFD 256
-
-static void fail(const char *what) { perror(what); exit(1); }
-
-int main(int argc, char *argv[])
-{
-  int i, n;
-  int fd, fd2;
-  struct stat st;
-  int ino[MAXFD];
-  int flag[MAXFD];
-  mdup_fd fds[MAXFD];
-  int win = 1;
-
-  for (i = 0; i < argc - 1; i++) {
-    if (i >= MAXFD) {
-      fprintf(stderr, "too many\n");
-      exit(1);
-    }
-    if (sscanf(argv[i + 1], "%d:%d", &fds[i].cur, &fds[i].want) < 2 ||
-        fds[i].cur >= MAXFD) {
-      fprintf(stderr, "bad syntax\n");
-      exit(1);
-    }
-  }
-  n = argc - 1;
-  for (i = 0; i < MAXFD; i++) flag[i] = -1;
-  for (i = 0; i < n; i++) {
-    fd = fds[i].cur;
-    if (flag[fd] >= 0)
-      ino[i] = ino[flag[fd]];
-    else {
-      flag[fd] = i;
-      if ((fd2 = open(",delete-me",
-		      O_WRONLY | O_CREAT | O_EXCL,
-		      0700)) < 0)
-	fail("creat");
-      unlink(",delete-me");
-      if (fd2 != fd) {
-	if (dup2(fd2, fd) < 0) fail("dup2");
-	close(fd2);
-      }
-      if (fstat(fd, &st)) fail("fstat");
-      ino[i] = st.st_ino;
-    }
-  }
-
-  if (mdup(fds, n)) fail("mdup");
-
-  for (i = 0; i < n; i++) {
-    fd = fds[i].cur;
-    if (fds[i].want != -1 && fds[i].want != fd) {
-      printf("fd %d[%d] != %d\n", fd, i, fds[i].want);
-      win = 0;
-    } else if (fstat(fd, &st)) {
-      printf("fstat %d[%d] failed: %s\n", fd, i, strerror(errno));
-      win = 0;
-    } else if (st.st_ino != ino[i]) {
-      printf("ino %d[%d] wrong\n", fd, i);
-      win = 0;
-    }
-  }
-
-  return (!win);
-}