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author | Rich Felker <dalias@aerifal.cx> | 2011-02-12 00:22:29 -0500 |
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committer | Rich Felker <dalias@aerifal.cx> | 2011-02-12 00:22:29 -0500 |
commit | 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch) | |
tree | 6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/dirent/readdir.c | |
download | musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.gz musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.xz musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.zip |
initial check-in, version 0.5.0 v0.5.0
Diffstat (limited to 'src/dirent/readdir.c')
-rw-r--r-- | src/dirent/readdir.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/dirent/readdir.c b/src/dirent/readdir.c new file mode 100644 index 00000000..1aeb25a5 --- /dev/null +++ b/src/dirent/readdir.c @@ -0,0 +1,32 @@ +#include <dirent.h> +#include <fcntl.h> +#include <sys/stat.h> +#include <errno.h> +#include <stdlib.h> +#include <limits.h> +#include "__dirent.h" +#include "syscall.h" +#include "libc.h" + +int __getdents(int, struct dirent *, size_t); + +struct dirent *readdir(DIR *dir) +{ + struct dirent *de; + + if (dir->buf_pos >= dir->buf_end) { + int len = __getdents(dir->fd, (void *)dir->buf, sizeof dir->buf); + if (len < 0) { + dir->lock = 0; + return NULL; + } else if (len == 0) return 0; + dir->buf_end = len; + dir->buf_pos = 0; + } + de = (void *)(dir->buf + dir->buf_pos); + dir->buf_pos += de->d_reclen; + dir->tell = de->d_off; + return de; +} + +LFS64(readdir); |