Add webOS cross-compilation support, make openmp optional

Author: cscd98

bsnes/GNUmakefile

@@ -1,7 +1,7 @@
 target ?= bsnes
 binary ?= application
 build := performance
-openmp := true
+openmp ?= true
 local := false
 flags += -I. -I..
 

bsnes/target-libretro/GNUmakefile

@@ -1,8 +1,14 @@
 name := bsnes_libretro
 local := false
-openmp := true
+openmp ?= true
 flags += -Wno-narrowing -Wno-multichar -g -fPIC
 
+ifeq ($(openmp),true)
+  openmp_libs := -lgomp
+else
+  openmp_libs :=
+endif
+
 ifeq ($(platform), ios-arm64)
 	flags += -fPIC -miphoneos-version-min=11.0 -Wno-error=implicit-function-declaration -DHAVE_POSIX_MEMALIGN
 	options += -dynamiclib
@@ -22,10 +28,10 @@ objects := $(patsubst %,obj/%.o,$(objects))
 obj/libretro.o: target-libretro/libretro.cpp
 
 all: $(objects)
-ifeq ($(platform),linux)
-	$(strip $(compiler) -o out/bsnes_hd_beta_libretro.so -shared $(objects) -Wl,--no-undefined -Wl,--version-script=target-libretro/link.T -lgomp -Wl,-Bdynamic $(options))
+ifneq ($(filter $(platform),linux unix),)
+	$(strip $(compiler) -o out/bsnes_hd_beta_libretro.so -shared $(objects) -Wl,--no-undefined -Wl,--version-script=target-libretro/link.T $(openmp_libs) -Wl,-Bdynamic $(options))
 else ifeq ($(platform),windows)
-	$(strip $(compiler) -o out/bsnes_hd_beta_libretro.dll -shared $(objects) -Wl,--no-undefined -Wl,--version-script=target-libretro/link.T -lgomp -Wl,-Bdynamic $(options))
+	$(strip $(compiler) -o out/bsnes_hd_beta_libretro.dll -shared $(objects) -Wl,--no-undefined -Wl,--version-script=target-libretro/link.T $(openmp_libs) -Wl,-Bdynamic $(options))
 else ifeq ($(platform),libnx)
 	$(strip $(AR) rcs out/bsnes_hd_beta_libretro_libnx.a $(objects))
 else ifeq ($(platform),macos)

nall/GNUmakefile

@@ -83,6 +83,11 @@ ifeq ($(compiler),)
   endif
 endif
 
+# cross compilation
+ifneq (,$(findstring webos,$(CROSS_COMPILE)))
+  openmp = false
+endif
+
 # build optimization levels
 ifeq ($(build),debug)
   flags += -Og -g -DBUILD_DEBUG