Add statvfs and strtold

src/header/mod.rs

@@ -35,6 +35,7 @@ pub mod sys_mman;
 pub mod sys_select;
 pub mod sys_socket;
 pub mod sys_stat;
+pub mod sys_statvfs;
 pub mod sys_time;
 pub mod sys_timeb;
 //pub mod sys_times;

src/header/stdlib/cbindgen.toml

@@ -1,5 +1,6 @@
 sys_includes = ["stddef.h", "alloca.h"]
 include_guard = "_STDLIB_H"
+trailer = "#include <bits/stdlib.h>"
 language = "C"
 style = "Tag"
 

src/header/sys_statvfs/cbindgen.toml

@@ -0,0 +1,7 @@
+sys_includes = ["sys/types.h"]
+include_guard = "_SYS_STATVFS_H"
+language = "C"
+style = "Tag"
+
+[enum]
+prefix_with_name = true

src/header/sys_statvfs/mod.rs

@@ -0,0 +1,45 @@
+//! statvfs implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/sysstatvfs.h.html
+
+use c_str::CStr;
+use header::fcntl::{O_PATH};
+use platform::types::*;
+use platform::{Pal, Sys};
+
+//pub const ST_RDONLY
+//pub const ST_NOSUID
+
+#[repr(C)]
+#[derive(Default)]
+pub struct statvfs {
+    pub f_bsize: c_ulong,
+    pub f_frsize: c_ulong,
+    pub f_blocks: fsblkcnt_t,
+    pub f_bfree: fsblkcnt_t,
+    pub f_bavail: fsblkcnt_t,
+    pub f_files: fsfilcnt_t,
+    pub f_ffree: fsfilcnt_t,
+    pub f_favail: fsfilcnt_t,
+    pub f_fsid: c_ulong,
+    pub f_flag: c_ulong,
+    pub f_namemax: c_ulong,
+}
+
+#[no_mangle]
+pub extern "C" fn fstatvfs(fildes: c_int, buf: *mut statvfs) -> c_int {
+    Sys::fstatvfs(fildes, buf)
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn statvfs(file: *const c_char, buf: *mut statvfs) -> c_int {
+    let file = CStr::from_ptr(file);
+    let fd = Sys::open(file, O_PATH, 0);
+    if fd < 0 {
+        return -1;
+    }
+
+    let res = Sys::fstatvfs(fd, buf);
+
+    Sys::close(fd);
+
+    res
+}