Merge pull request #2868 from ziglang/windows-libc

provide a libc for windows using mingw-w64

1 files changed, 32 insertions, 5 deletions

diff --git a/src/target.cpp b/src/target.cpp
index 5cbf8c4de1..56c9a72c8f 100644
--- a/src/target.cpp
+++ b/src/target.cpp
@@ -753,7 +753,16 @@ void init_all_targets(void) {
     LLVMInitializeAllAsmParsers();
 }
 
-void get_target_triple(Buf *triple, const ZigTarget *target) {
+void target_triple_zig(Buf *triple, const ZigTarget *target) {
+    buf_resize(triple, 0);
+    buf_appendf(triple, "%s%s-%s-%s",
+            ZigLLVMGetArchTypeName(target->arch),
+            ZigLLVMGetSubArchTypeName(target->sub_arch),
+            ZigLLVMGetOSTypeName(get_llvm_os_type(target->os)),
+            ZigLLVMGetEnvironmentTypeName(target->abi));
+}
+
+void target_triple_llvm(Buf *triple, const ZigTarget *target) {
     buf_resize(triple, 0);
     buf_appendf(triple, "%s%s-%s-%s-%s",
             ZigLLVMGetArchTypeName(target->arch),
@@ -984,7 +993,9 @@ bool target_allows_addr_zero(const ZigTarget *target) {
 }
 
 const char *target_o_file_ext(const ZigTarget *target) {
-    if (target->abi == ZigLLVM_MSVC || target->os == OsWindows || target->os == OsUefi) {
+    if (target->abi == ZigLLVM_MSVC ||
+        (target->os == OsWindows && !target_abi_is_gnu(target->abi)) ||
+        target->os == OsUefi) {
         return ".obj";
     } else {
         return ".o";
@@ -1012,7 +1023,10 @@ const char *target_exe_file_ext(const ZigTarget *target) {
 }
 
 const char *target_lib_file_prefix(const ZigTarget *target) {
-    if (target->os == OsWindows || target->os == OsUefi || target_is_wasm(target)) {
+    if ((target->os == OsWindows && !target_abi_is_gnu(target->abi)) ||
+        target->os == OsUefi ||
+        target_is_wasm(target))
+    {
         return "";
     } else {
         return "lib";
@@ -1027,7 +1041,11 @@ const char *target_lib_file_ext(const ZigTarget *target, bool is_static,
     }
     if (target->os == OsWindows || target->os == OsUefi) {
         if (is_static) {
-            return ".lib";
+            if (target->os == OsWindows && target_abi_is_gnu(target->abi)) {
+                return ".a";
+            } else {
+                return ".lib";
+            }
         } else {
             return ".dll";
         }
@@ -1459,8 +1477,8 @@ ZigLLVM_EnvironmentType target_default_abi(ZigLLVM_ArchType arch, Os os) {
         case OsKFreeBSD:
         case OsNetBSD:
         case OsHurd:
-            return ZigLLVM_GNU;
         case OsWindows:
+            return ZigLLVM_GNU;
         case OsUefi:
             return ZigLLVM_MSVC;
         case OsLinux:
@@ -1504,18 +1522,23 @@ struct AvailableLibC {
 static const AvailableLibC libcs_available[] = {
     {ZigLLVM_aarch64_be, OsLinux, ZigLLVM_GNU},
     {ZigLLVM_aarch64_be, OsLinux, ZigLLVM_Musl},
+    {ZigLLVM_aarch64_be, OsWindows, ZigLLVM_GNU},
     {ZigLLVM_aarch64, OsLinux, ZigLLVM_GNU},
     {ZigLLVM_aarch64, OsLinux, ZigLLVM_MuslEABI},
+    {ZigLLVM_aarch64, OsWindows, ZigLLVM_GNU},
     {ZigLLVM_armeb, OsLinux, ZigLLVM_GNUEABI},
     {ZigLLVM_armeb, OsLinux, ZigLLVM_GNUEABIHF},
     {ZigLLVM_armeb, OsLinux, ZigLLVM_MuslEABI},
     {ZigLLVM_armeb, OsLinux, ZigLLVM_MuslEABIHF},
+    {ZigLLVM_armeb, OsWindows, ZigLLVM_GNU},
     {ZigLLVM_arm, OsLinux, ZigLLVM_GNUEABI},
     {ZigLLVM_arm, OsLinux, ZigLLVM_GNUEABIHF},
     {ZigLLVM_arm, OsLinux, ZigLLVM_MuslEABI},
     {ZigLLVM_arm, OsLinux, ZigLLVM_MuslEABIHF},
+    {ZigLLVM_arm, OsWindows, ZigLLVM_GNU},
     {ZigLLVM_x86, OsLinux, ZigLLVM_GNU},
     {ZigLLVM_x86, OsLinux, ZigLLVM_Musl},
+    {ZigLLVM_x86, OsWindows, ZigLLVM_GNU},
     {ZigLLVM_mips64el, OsLinux, ZigLLVM_GNUABI64},
     {ZigLLVM_mips64el, OsLinux, ZigLLVM_GNUABIN32},
     {ZigLLVM_mips64el, OsLinux, ZigLLVM_Musl},
@@ -1543,6 +1566,7 @@ static const AvailableLibC libcs_available[] = {
     {ZigLLVM_x86_64, OsLinux, ZigLLVM_GNU},
     {ZigLLVM_x86_64, OsLinux, ZigLLVM_GNUX32},
     {ZigLLVM_x86_64, OsLinux, ZigLLVM_Musl},
+    {ZigLLVM_x86_64, OsWindows, ZigLLVM_GNU},
 };
 
 bool target_can_build_libc(const ZigTarget *target) {
@@ -1558,6 +1582,9 @@ bool target_can_build_libc(const ZigTarget *target) {
 }
 
 const char *target_libc_generic_name(const ZigTarget *target) {
+    if (target->os == OsWindows) {
+        return "mingw";
+    }
     switch (target->abi) {
         case ZigLLVM_GNU:
         case ZigLLVM_GNUABIN32: