Fix warnings and add c_str

Makefile

@@ -45,19 +45,13 @@ install: all
 	cp -rv "openlibm/src"/*.h "$(DESTDIR)/include"
 	cp -v "$(BUILD)/openlibm/libopenlibm.a" "$(DESTDIR)/lib/libm.a"
 
-libc: $(BUILD)/include $(BUILD)/release/libc.a $(BUILD)/release/crt0.o
+libc: $(BUILD)/release/libc.a $(BUILD)/release/crt0.o $(BUILD)/include
 
 libm: $(BUILD)/openlibm/libopenlibm.a
 
 test: all
 	make -C tests run
 
-$(BUILD)/include: $(SRC)
-	rm -rf $@ $@.partial
-	mkdir -p $@.partial
-	./include.sh $@.partial
-	mv $@.partial $@
-
 $(BUILD)/debug/libc.a: $(SRC)
 	cargo build $(CARGOFLAGS)
 	touch $@
@@ -74,6 +68,12 @@ $(BUILD)/release/crt0.o: $(SRC)
 	CARGO_INCREMENTAL=0 cargo rustc --release --manifest-path src/crt0/Cargo.toml $(CARGOFLAGS) -- --emit obj=$@
 	touch $@
 
+$(BUILD)/include: $(SRC)
+	rm -rf $@ $@.partial
+	mkdir -p $@.partial
+	./include.sh $@.partial
+	mv $@.partial $@
+
 $(BUILD)/openlibm: openlibm
 	rm -rf $@ $@.partial
 	mkdir -p $(BUILD)

src/header/arpa_inet/mod.rs

@@ -1,11 +1,10 @@
 //! arpa/inet implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/arpainet.h.html
 
 use core::str::FromStr;
-use core::{mem, ptr, slice, str};
+use core::{ptr, slice, str};
 
 use header::errno::*;
 use header::netinet_in::in_addr;
-use header::sys_socket;
 use platform;
 use platform::c_str;
 use platform::types::*;

src/header/ctype/mod.rs

@@ -1,6 +1,5 @@
 //! ctype implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/ctype.h.html
 
-use platform;
 use platform::types::*;
 
 #[no_mangle]

src/header/dirent/mod.rs

@@ -3,7 +3,7 @@
 use alloc::boxed::Box;
 use core::{mem, ptr};
 
-use header::{errno, fcntl, stdio, unistd};
+use header::{errno, fcntl, unistd};
 use platform;
 use platform::{Pal, Sys};
 use platform::types::*;

src/header/fcntl/mod.rs

@@ -1,6 +1,5 @@
 //! fcntl implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/fcntl.h.html
 
-use platform;
 use platform::{Pal, Sys};
 use platform::types::*;
 

src/header/fenv/mod.rs

@@ -1,7 +1,6 @@
 //! fenv.h implementation for Redox, following
 //! http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/fenv.h.html
 
-use platform;
 use platform::types::*;
 
 pub const FE_ALL_EXCEPT: c_int = 0;

src/header/float/mod.rs

@@ -2,7 +2,6 @@
 //! http://pubs.opengroup.org/onlinepubs/7908799/xsh/float.h.html
 
 use header::fenv::{fegetround, FE_TONEAREST};
-use platform;
 use platform::types::*;
 
 pub const FLT_RADIX: c_int = 2;

src/header/fnmatch/mod.rs

@@ -2,7 +2,6 @@
 
 use alloc::vec::Vec;
 
-use platform;
 use platform::types::*;
 
 pub const FNM_NOMATCH: c_int = 1;

src/header/grp/mod.rs

@@ -1,6 +1,5 @@
 //! grp implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/grp.h.html
 
-use platform;
 use platform::types::*;
 
 #[repr(C)]

src/header/inttypes/mod.rs

@@ -1,4 +1,4 @@
-use header::{ctype, stdlib};
+use header::ctype;
 use header::errno::*;
 use header::stdlib::*;
 use platform;

src/header/locale/mod.rs

@@ -2,7 +2,6 @@
 
 use core::ptr;
 
-use platform;
 use platform::types::*;
 
 const EMPTY_PTR: *const c_char = "\0" as *const _ as *const c_char;

src/header/netinet_in/mod.rs

@@ -1,7 +1,6 @@
 #![allow(non_camel_case_types)]
 
-use header::sys_socket::{self, sa_family_t, sockaddr};
-use platform;
+use header::sys_socket::sa_family_t;
 use platform::types::*;
 
 pub type in_addr_t = u32;

src/header/semaphore/mod.rs

@@ -1,4 +1,3 @@
-use platform;
 use platform::types::*;
 
 #[repr(C)]

src/header/stdio/mod.rs

@@ -8,7 +8,7 @@ use core::{ptr, str};
 use va_list::VaList as va_list;
 
 use header::errno::{self, STR_ERROR};
-use header::{fcntl, string};
+use header::fcntl;
 use platform;
 use platform::{Pal, Sys};
 use platform::types::*;

src/header/stdlib/mod.rs

@@ -1,12 +1,12 @@
 //! stdlib implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/stdlib.h.html
 
-use core::{intrinsics, iter, mem, ptr, slice, str};
+use core::{intrinsics, iter, mem, ptr};
 use rand::distributions::Alphanumeric;
 use rand::prng::XorShiftRng;
 use rand::rngs::JitterRng;
 use rand::{Rng, SeedableRng};
 
-use header::{ctype, errno, time, unistd, wchar};
+use header::{ctype, errno, unistd};
 use header::errno::*;
 use header::fcntl::*;
 use header::string::*;

src/header/string/mod.rs

@@ -1,6 +1,5 @@
 //! string implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/string.h.html
 
-use core::cmp;
 use core::mem;
 use core::ptr;
 use core::usize;

src/header/strings/mod.rs

@@ -3,7 +3,6 @@
 use alloc::Vec;
 use core::ptr;
 
-use platform;
 use platform::types::*;
 
 #[no_mangle]

src/header/sys_ioctl/mod.rs

@@ -1,6 +1,5 @@
 //! ioctl implementation for linux
 
-use platform;
 use platform::{Pal, Sys};
 use platform::types::*;
 

src/header/sys_mman/mod.rs

@@ -1,4 +1,3 @@
-use platform;
 use platform::{Pal, Sys};
 use platform::types::*;
 

src/header/sys_select/mod.rs

@@ -1,8 +1,5 @@
 //! sys/select.h implementation
 
-use core::mem;
-
-use platform;
 use platform::{Pal, Sys};
 use platform::types::*;
 

src/header/sys_socket/mod.rs

@@ -6,7 +6,6 @@ use platform;
 use platform::{PalSocket, Sys};
 use platform::types::*;
 
-use self::constants::*;
 mod constants;
 
 pub type in_addr_t = [u8; 4];

src/header/sys_un/mod.rs

@@ -1,7 +1,6 @@
 #![no_std]
 
 use header::sys_socket::sa_family_t;
-use platform;
 use platform::types::*;
 
 #[repr(C)]

src/header/sys_wait/mod.rs

@@ -2,7 +2,6 @@
 //! http://pubs.opengroup.org/onlinepubs/7908799/xsh/syswait.h.html
 
 use header::sys_resource::rusage;
-use platform;
 use platform::{Pal, Sys};
 use platform::types::*;
 

src/header/time/mod.rs

@@ -2,7 +2,6 @@
 
 use core::mem::transmute;
 
-use header::errno;
 use header::errno::EIO;
 use platform;
 use platform::{Pal, Sys};

src/header/unistd/mod.rs

@@ -2,7 +2,7 @@
 
 use core::{ptr, slice};
 
-use header::{errno, stdio, string, sys_time};
+use header::sys_time;
 use platform;
 use platform::{Pal, Sys};
 use platform::types::*;

src/header/utime/mod.rs

@@ -1,6 +1,5 @@
 //! utime implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/utime.h.html
 
-use platform;
 use platform::{Pal, Sys};
 use platform::types::*;
 

src/header/wchar/mod.rs

@@ -3,7 +3,6 @@
 use core::ptr;
 use va_list::VaList as va_list;
 
-use header::errno;
 use header::stdio::*;
 use header::time::*;
 use platform;

src/header/wctype/mod.rs

@@ -1,6 +1,5 @@
 //! wctype implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/wctype.h.html
 
-use platform;
 use platform::types::*;
 
 // #[no_mangle]

src/lib.rs

@@ -32,6 +32,7 @@ extern crate spin;
 
 #[macro_use]
 mod macros;
+pub mod c_str;
 pub mod header;
 pub mod platform;
 pub mod start;