Basic iOS cross compiling support

mk/platform.mk

@@ -190,35 +190,72 @@ CFG_LDPATH_i686-unknown-linux-gnu :=
 CFG_RUN_i686-unknown-linux-gnu=$(2)
 CFG_RUN_TARG_i686-unknown-linux-gnu=$(call CFG_RUN_i686-unknown-linux-gnu,,$(2))
 
-# arm-apple-darwin configuration
-ifeq ($(CFG_OSTYPE),apple-darwin)
+# arm-apple-ios configuration
+## -float-abi=hard -mattr=+vfp3,+v7 -> LLC
+##  -float-abi=hard -mattr=+vfp3,+v7,+thumb2 -mcpu=cortex-a8 -march=arm -> LLC
+## -mcpu=cortex-a8 -mfpu=vfp3 -march=armv7 -> cflags
+CFG_SDK_NAME_arm-apple-ios = iphoneos
+CFG_SDK_ARCHS_arm-apple-ios = armv7
 CFG_IOS_SDK = $(shell xcrun --show-sdk-path -sdk iphoneos 2>/dev/null)
-CFG_IOS_FLAGS = -target arm-apple-darwin -isysroot $(CFG_IOS_SDK) -I$(CFG_IOS_SDK)/usr/include -I$(CFG_IOS_SDK)/usr/include/c++/4.2.1
-CC_arm-apple-darwin = $(shell xcrun -find -sdk iphoneos clang)
-CXX_arm-apple-darwin = $(shell xcrun -find -sdk iphoneos clang++)
-CPP_arm-apple-darwin = $(shell xcrun -find -sdk iphoneos clang++)
-AR_arm-apple-darwin = $(shell xcrun -find -sdk iphoneos ar)
-CFG_LIB_NAME_arm-apple-darwin = lib$(1).dylib
-CFG_LIB_GLOB_arm-apple-darwin = lib$(1)-*.dylib
-CFG_LIB_DSYM_GLOB_arm-apple-darwin = lib$(1)-*.dylib.dSYM
-CFG_GCCISH_CFLAGS_arm-apple-darwin := -Wall -Werror -g -fPIC $(CFG_IOS_FLAGS)
-CFG_GCCISH_CXXFLAGS_arm-apple-darwin := -fno-rtti $(CFG_IOS_FLAGS)
-CFG_GCCISH_LINK_FLAGS_arm-apple-darwin := -dynamiclib -lpthread -framework CoreServices -Wl,-no_compact_unwind
-CFG_GCCISH_DEF_FLAG_arm-apple-darwin := -Wl,-exported_symbols_list,
-CFG_GCCISH_PRE_LIB_FLAGS_arm-apple-darwin :=
-CFG_GCCISH_POST_LIB_FLAGS_arm-apple-darwin :=
-CFG_DEF_SUFFIX_arm-apple-darwin := .darwin.def
-CFG_LLC_FLAGS_arm-apple-darwin :=
-CFG_INSTALL_NAME_arm-apple-darwin = -Wl,-install_name,@rpath/$(1)
-CFG_LIBUV_LINK_FLAGS_arm-apple-darwin =
-CFG_EXE_SUFFIX_arm-apple-darwin :=
-CFG_WINDOWSY_arm-apple-darwin :=
-CFG_UNIXY_arm-apple-darwin := 1
-CFG_PATH_MUNGE_arm-apple-darwin := true
-CFG_LDPATH_arm-apple-darwin :=
-CFG_RUN_arm-apple-darwin = $(2)
-CFG_RUN_TARG_arm-apple-darwin = $(call CFG_RUN_arm-apple-darwin,,$(2))
-endif
+CFG_IOS_FLAGS = -target armv7-apple-darwin -isysroot $(CFG_IOS_SDK) -I$(CFG_IOS_SDK)/usr/include -I$(CFG_IOS_SDK)/usr/include/c++/4.2.1
+CC_arm-apple-ios = $(shell xcrun -find -sdk iphoneos clang)
+CXX_arm-apple-ios = $(shell xcrun -find -sdk iphoneos clang++)
+CPP_arm-apple-ios = $(shell xcrun -find -sdk iphoneos clang++)
+AR_arm-apple-ios = $(shell xcrun -find -sdk iphoneos ar)
+CFG_LIB_NAME_arm-apple-ios = lib$(1).a
+CFG_LIB_GLOB_arm-apple-ios = lib$(1)-*.a
+CFG_STATIC_LIB_NAME_arm-apple-ios=lib$(1).a
+CFG_LIB_DSYM_GLOB_arm-apple-ios = lib$(1)-*.a.dSYM
+CFG_GCCISH_CFLAGS_arm-apple-ios := -Wall -Werror -g -fPIC $(CFG_IOS_FLAGS) -mfpu=vfp3 -arch armv7
+CFG_GCCISH_CXXFLAGS_arm-apple-ios := -fno-rtti $(CFG_IOS_FLAGS)
+CFG_GCCISH_LINK_FLAGS_arm-apple-ios := -lpthread -L$(CFG_IOS_SDK)/usr/lib -Wl,-no_compact_unwind
+CFG_GCCISH_DEF_FLAG_arm-apple-ios := -Wl,-exported_symbols_list,
+CFG_GCCISH_PRE_LIB_FLAGS_arm-apple-ios :=
+CFG_GCCISH_POST_LIB_FLAGS_arm-apple-ios :=
+CFG_DEF_SUFFIX_arm-apple-ios := .darwin.def
+CFG_LLC_FLAGS_arm-apple-ios := -mattr=+vfp3,+v7,+thumb2,+neon -march=arm
+CFG_INSTALL_NAME_arm-apple-ios = -Wl,-install_name,@rpath/$(1)
+CFG_LIBUV_LINK_FLAGS_arm-apple-ios =
+CFG_EXE_SUFFIX_arm-apple-ios :=
+CFG_WINDOWSY_arm-apple-ios :=
+CFG_UNIXY_arm-apple-ios := 1
+CFG_PATH_MUNGE_arm-apple-ios := true
+CFG_LDPATH_arm-apple-ios :=
+CFG_RUN_arm-apple-ios = $(2)
+CFG_RUN_TARG_arm-apple-ios = $(call CFG_RUN_arm-apple-ios,,$(2))
+RUSTC_FLAGS_arm-apple-ios := -C relocation_model=pic
+RUSTC_CROSS_FLAGS_arm-apple-ios :=-C relocation_model=pic
+
+# i386-apple-ios configuration
+CFG_SDK_NAME_i386-apple-ios = iphonesimulator
+CFG_SDK_ARCHS_i386-apple-ios = i386
+CFG_IOSSIM_SDK = $(shell xcrun --show-sdk-path -sdk iphonesimulator 2>/dev/null)
+CFG_IOSSIM_FLAGS = -isysroot $(CFG_IOSSIM_SDK) -I$(CFG_IOSSIM_SDK)/usr/include -I$(CFG_IOSSIM_SDK)/usr/include/c++/4.2.1
+CC_i386-apple-ios = $(shell xcrun -find -sdk iphonesimulator clang)
+CXX_i386-apple-ios = $(shell xcrun -find -sdk iphonesimulator clang++)
+CPP_i386-apple-ios = $(shell xcrun -find -sdk iphonesimulator clang++)
+AR_i386-apple-ios = $(shell xcrun -find -sdk iphonesimulator ar)
+CFG_LIB_NAME_i386-apple-ios = lib$(1).a
+CFG_LIB_GLOB_i386-apple-ios = lib$(1)-*.dylib
+CFG_STATIC_LIB_NAME_i386-apple-ios=lib$(1).a
+CFG_LIB_DSYM_GLOB_i386-apple-ios = lib$(1)-*.dylib.dSYM
+CFG_GCCISH_CFLAGS_i386-apple-ios := -Wall -Werror -g -fPIC -m32 $(CFG_IOSSIM_FLAGS)  -arch i386
+CFG_GCCISH_CXXFLAGS_i386-apple-ios := -fno-rtti $(CFG_IOSSIM_FLAGS)
+CFG_GCCISH_LINK_FLAGS_i386-apple-ios := -lpthread -Wl,-no_compact_unwind -m32
+CFG_GCCISH_DEF_FLAG_i386-apple-ios := -Wl,-exported_symbols_list,
+CFG_GCCISH_PRE_LIB_FLAGS_i386-apple-ios :=
+CFG_GCCISH_POST_LIB_FLAGS_i386-apple-ios :=
+CFG_DEF_SUFFIX_i386-apple-ios := .darwin.def
+CFG_LLC_FLAGS_i386-apple-ios :=
+CFG_INSTALL_NAME_i386-apple-ios = -Wl,-install_name,@rpath/$(1)
+CFG_LIBUV_LINK_FLAGS_i386-apple-ios =
+CFG_EXE_SUFFIX_i386-apple-ios :=
+CFG_WINDOWSY_i386-apple-ios :=
+CFG_UNIXY_i386-apple-ios := 1
+CFG_PATH_MUNGE_i386-apple-ios := true
+CFG_LDPATH_i386-apple-ios :=
+CFG_RUN_i386-apple-ios = $(2)
+CFG_RUN_TARG_i386-apple-ios = $(call CFG_RUN_i386-apple-ios,,$(2))
 
 # x86_64-apple-darwin configuration
 CC_x86_64-apple-darwin=$(CC)

mk/rt.mk

@@ -169,6 +169,7 @@ LIBUV_DIR_$(1) := $$(RT_OUTPUT_DIR_$(1))/libuv
 LIBUV_LIB_$(1) := $$(RT_OUTPUT_DIR_$(1))/$$(LIBUV_NAME_$(1))
 
 LIBUV_MAKEFILE_$(1) := $$(CFG_BUILD_DIR)$$(RT_OUTPUT_DIR_$(1))/libuv/Makefile
+LIBUV_XCODEPROJ_$(1) := $$(S)src/libuv/uv-$(1).xcodeproj
 
 LIBUV_STAMP_$(1) = $$(LIBUV_DIR_$(1))/libuv-auto-clean-stamp
 
@@ -200,6 +201,30 @@ $$(LIBUV_LIB_$(1)): $$(LIBUV_DEPS) $$(MKFILE_DEPS)
 		AR="$$(AR_$(1))" \
 		V=$$(VERBOSE)
 	$$(Q)cp $$(S)src/libuv/libuv.a $$@
+else ifeq ($(OSTYPE_$(1)), apple-ios) # iOS
+
+$$(LIBUV_XCODEPROJ_$(1)): $$(LIBUV_DEPS) $$(MKFILE_DEPS) $$(LIBUV_STAMP_$(1))
+	(cd $(S)src/libuv/ && \
+	 $$(CFG_PYTHON) ./gyp_uv.py -f xcode \
+	   -D ninja \
+	   -R libuv)
+	touch $$@
+
+LIBUV_XCODE_OUT_LIB_$(1) := $$(S)src/libuv/build/Release-$$(CFG_SDK_NAME_$(1))/libuv.a
+
+$$(LIBUV_LIB_$(1)): $$(LIBUV_XCODE_OUT_LIB_$(1)) $$(MKFILE_DEPS)
+	$$(Q)cp $$< $$@
+$$(LIBUV_XCODE_OUT_LIB_$(1)): $$(LIBUV_DEPS) $$(LIBUV_XCODEPROJ_$(1)) \
+				    $$(MKFILE_DEPS)				    
+	$$(Q)xcodebuild -project $$(S)src/libuv/uv.xcodeproj \
+		CFLAGS="$$(LIBUV_CFLAGS_$(1)) $$(SNAP_DEFINES)" \
+		LDFLAGS="$$(CFG_GCCISH_LINK_FLAGS_$(1))" \
+		$$(LIBUV_ARGS_$(1)) \
+		V=$$(VERBOSE) \
+		-configuration Release \
+		-sdk "$$(CFG_SDK_NAME_$(1))" \
+		ARCHS="$$(CFG_SDK_ARCHS_$(1))"
+	$$(Q)touch $$@
 else
 $$(LIBUV_LIB_$(1)): $$(LIBUV_DIR_$(1))/Release/libuv.a $$(MKFILE_DEPS)
 	$$(Q)cp $$< $$@
@@ -216,7 +241,6 @@ $$(LIBUV_DIR_$(1))/Release/libuv.a: $$(LIBUV_DEPS) $$(LIBUV_MAKEFILE_$(1)) \
 		NO_LOAD="$$(LIBUV_NO_LOAD)" \
 		V=$$(VERBOSE)
 	$$(Q)touch $$@
-
 endif
 
 ################################################################################
@@ -270,6 +294,11 @@ $$(BACKTRACE_LIB_$(1)):
 	touch $$@
 
 else
+ifeq ($$(findstring ios,$$(OSTYPE_$(1))),ios)
+$$(BACKTRACE_LIB_$(1)):
+	touch $$@
+else
+
 ifeq ($$(CFG_WINDOWSY_$(1)),1)
 $$(BACKTRACE_LIB_$(1)):
 	touch $$@
@@ -315,6 +344,7 @@ $$(BACKTRACE_LIB_$(1)): $$(BACKTRACE_BUILD_DIR_$(1))/Makefile $$(MKFILE_DEPS)
 	$$(Q)cp $$(BACKTRACE_BUILD_DIR_$(1))/.libs/libbacktrace.a $$@
 
 endif # endif for windowsy
+endif # endif for ios
 endif # endif for darwin
 
 endef

src/liblibc/lib.rs

@@ -271,10 +271,13 @@ pub use consts::os::extra::{MAP_STACK};
 pub use consts::os::bsd44::{TCP_KEEPIDLE};
 
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "ios")]
 pub use consts::os::bsd44::{TCP_KEEPALIVE};
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "ios")]
 pub use consts::os::extra::{F_FULLFSYNC};
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "ios")]
 pub use types::os::arch::extra::{mach_timebase_info};
 
 
@@ -1264,6 +1267,7 @@ pub mod types {
     }
 
     #[cfg(target_os = "macos")]
+    #[cfg(target_os = "ios")]
     pub mod os {
         pub mod common {
             pub mod posix01 {
@@ -3034,6 +3038,7 @@ pub mod consts {
     }
 
     #[cfg(target_os = "macos")]
+    #[cfg(target_os = "ios")]
     pub mod os {
         pub mod c95 {
             use types::os::arch::c95::{c_int, c_uint};
@@ -3698,6 +3703,7 @@ pub mod funcs {
     #[cfg(target_os = "linux")]
     #[cfg(target_os = "android")]
     #[cfg(target_os = "macos")]
+    #[cfg(target_os = "ios")]
     #[cfg(target_os = "freebsd")]
     pub mod posix88 {
         pub mod stat_ {
@@ -3712,6 +3718,7 @@ pub mod funcs {
                 #[cfg(target_os = "linux")]
                 #[cfg(target_os = "freebsd")]
                 #[cfg(target_os = "android")]
+                #[cfg(target_os = "ios")]
                 pub fn fstat(fildes: c_int, buf: *mut stat) -> c_int;
 
                 #[cfg(target_os = "macos")]
@@ -3724,6 +3731,7 @@ pub mod funcs {
                 #[cfg(target_os = "linux")]
                 #[cfg(target_os = "freebsd")]
                 #[cfg(target_os = "android")]
+                #[cfg(target_os = "ios")]
                 pub fn stat(path: *c_char, buf: *mut stat) -> c_int;
 
                 #[cfg(target_os = "macos")]
@@ -3896,6 +3904,7 @@ pub mod funcs {
     #[cfg(target_os = "linux")]
     #[cfg(target_os = "android")]
     #[cfg(target_os = "macos")]
+    #[cfg(target_os = "ios")]
     #[cfg(target_os = "freebsd")]
     pub mod posix01 {
         pub mod stat_ {
@@ -3906,6 +3915,7 @@ pub mod funcs {
                 #[cfg(target_os = "linux")]
                 #[cfg(target_os = "freebsd")]
                 #[cfg(target_os = "android")]
+                #[cfg(target_os = "ios")]
                 pub fn lstat(path: *c_char, buf: *mut stat) -> c_int;
 
                 #[cfg(target_os = "macos")]
@@ -4015,6 +4025,7 @@ pub mod funcs {
     #[cfg(target_os = "linux")]
     #[cfg(target_os = "android")]
     #[cfg(target_os = "macos")]
+    #[cfg(target_os = "ios")]
     #[cfg(target_os = "freebsd")]
     pub mod posix08 {
         pub mod unistd {
@@ -4095,6 +4106,7 @@ pub mod funcs {
     }
 
     #[cfg(target_os = "macos")]
+    #[cfg(target_os = "ios")]
     #[cfg(target_os = "freebsd")]
     pub mod bsd44 {
         use types::common::c95::{c_void};
@@ -4157,6 +4169,10 @@ pub mod funcs {
         }
     }
 
+    #[cfg(target_os = "ios")]
+    pub mod extra {
+    }
+
     #[cfg(target_os = "freebsd")]
     pub mod extra {
     }

src/libnative/io/file_unix.rs

@@ -150,14 +150,15 @@ impl rtio::RtioFileStream for FileDesc {
         return super::mkerr_libc(os_datasync(self.fd()));
 
         #[cfg(target_os = "macos")]
+        #[cfg(target_os = "ios")]
         fn os_datasync(fd: c_int) -> c_int {
             unsafe { libc::fcntl(fd, libc::F_FULLFSYNC) }
         }
         #[cfg(target_os = "linux")]
         fn os_datasync(fd: c_int) -> c_int {
             retry(|| unsafe { libc::fdatasync(fd) })
         }
-        #[cfg(not(target_os = "macos"), not(target_os = "linux"))]
+        #[cfg(not(target_os = "macos"), not(target_os = "ios"), not(target_os = "linux"))]
         fn os_datasync(fd: c_int) -> c_int {
             retry(|| unsafe { libc::fsync(fd) })
         }

src/libnative/io/mod.rs

@@ -53,6 +53,7 @@ pub mod file;
 pub mod file;
 
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "ios")]
 #[cfg(target_os = "freebsd")]
 #[cfg(target_os = "android")]
 #[cfg(target_os = "linux")]

src/libnative/io/net.rs

@@ -283,6 +283,7 @@ impl TcpStream {
     }
 
     #[cfg(target_os = "macos")]
+    #[cfg(target_os = "ios")]
     fn set_tcp_keepalive(&mut self, seconds: uint) -> IoResult<()> {
         setsockopt(self.fd(), libc::IPPROTO_TCP, libc::TCP_KEEPALIVE,
                    seconds as libc::c_int)
@@ -292,7 +293,7 @@ impl TcpStream {
         setsockopt(self.fd(), libc::IPPROTO_TCP, libc::TCP_KEEPIDLE,
                    seconds as libc::c_int)
     }
-    #[cfg(not(target_os = "macos"), not(target_os = "freebsd"))]
+    #[cfg(not(target_os = "macos"), not(target_os = "ios"), not(target_os = "freebsd"))]
     fn set_tcp_keepalive(&mut self, _seconds: uint) -> IoResult<()> {
         Ok(())
     }

src/libnative/io/process.rs

@@ -478,6 +478,7 @@ fn spawn_process_os(config: p::ProcessConfig,
         extern { fn ioctl(fd: c_int, req: c_ulong) -> c_int; }
 
         #[cfg(target_os = "macos")]
+        #[cfg(target_os = "ios")]
         #[cfg(target_os = "freebsd")]
         static FIOCLEX: c_ulong = 0x20006601;
         #[cfg(target_os = "linux")]
@@ -747,6 +748,7 @@ fn translate_status(status: c_int) -> p::ProcessExit {
     }
 
     #[cfg(target_os = "macos")]
+    #[cfg(target_os = "ios")]
     #[cfg(target_os = "freebsd")]
     mod imp {
         pub fn WIFEXITED(status: i32) -> bool { (status & 0x7f) == 0 }

src/libnative/io/timer_unix.rs

@@ -285,6 +285,7 @@ impl Drop for Timer {
 }
 
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "ios")]
 mod imp {
     use libc;