diff options
Diffstat (limited to 'libc-top-half/musl/src/unistd/readlinkat.c')
-rw-r--r-- | libc-top-half/musl/src/unistd/readlinkat.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/unistd/readlinkat.c b/libc-top-half/musl/src/unistd/readlinkat.c new file mode 100644 index 0000000..f79d3d1 --- /dev/null +++ b/libc-top-half/musl/src/unistd/readlinkat.c @@ -0,0 +1,14 @@ +#include <unistd.h> +#include "syscall.h" + +ssize_t readlinkat(int fd, const char *restrict path, char *restrict buf, size_t bufsize) +{ + char dummy[1]; + if (!bufsize) { + buf = dummy; + bufsize = 1; + } + int r = __syscall(SYS_readlinkat, fd, path, buf, bufsize); + if (buf == dummy && r > 0) r = 0; + return __syscall_ret(r); +} |