blob: 84bb4912544c4bcdf8f0fad8033f4128a349a4aa (
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diff -up ksh-20120801/src/cmd/ksh93/bltins/cd_pwd.c.cdfix2 ksh-20120801/src/cmd/ksh93/bltins/cd_pwd.c
--- ksh-20120801/src/cmd/ksh93/bltins/cd_pwd.c.cdfix2 2013-02-01 16:46:50.441771371 +0100
+++ ksh-20120801/src/cmd/ksh93/bltins/cd_pwd.c 2013-02-01 16:57:43.241784024 +0100
@@ -61,6 +61,7 @@ int sh_diropenat(Shell_t *shp, int dir,
{
int fd,shfd;
int savederrno=errno;
+ struct stat fs;
#ifndef AT_FDCWD
NOT_USED(dir);
#endif
@@ -133,6 +134,13 @@ int sh_diropenat(Shell_t *shp, int dir,
if(fd < 0)
return fd;
+
+ if (!fstat(fd, &fs) && !S_ISDIR(fs.st_mode))
+ {
+ close(fd);
+ errno = ENOTDIR;
+ return -1;
+ }
/* Move fd to a number > 10 and *register* the fd number with the shell */
shfd = sh_fcntl(fd, F_dupfd_cloexec, 10);
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