diff options
Diffstat (limited to 'src/dirent/fdopendir.c')
-rw-r--r-- | src/dirent/fdopendir.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/dirent/fdopendir.c b/src/dirent/fdopendir.c new file mode 100644 index 00000000..c4b8e61d --- /dev/null +++ b/src/dirent/fdopendir.c @@ -0,0 +1,26 @@ +#include <dirent.h> +#include <fcntl.h> +#include <sys/stat.h> +#include <errno.h> +#include <stdlib.h> +#include <unistd.h> +#include <limits.h> +#include "__dirent.h" + +DIR *fdopendir(int fd) +{ + DIR *dir; + struct stat st; + + if (fstat(fd, &st) < 0 || !S_ISDIR(st.st_mode)) { + errno = ENOTDIR; + return 0; + } + if (!(dir = calloc(1, sizeof *dir))) { + return 0; + } + + fcntl(fd, F_SETFD, FD_CLOEXEC); + dir->fd = fd; + return dir; +} |