fix cross-build, and other build issues

Make.inc

@@ -154,6 +154,9 @@ endif
 # disable automatic Makefile rules
 .SUFFIXES:
 
+# dash `echo` is not well-behaved, so force bash
+SHELL = /bin/bash --posix
+
 # find out if git repository is available
 ifeq ($(shell [ -e $(JULIAHOME)/.git ] && echo true || echo "Warning: git information unavailable; versioning information limited" >&2), true)
 NO_GIT := 0
@@ -587,6 +590,12 @@ endif #USEMSVC
 RANLIB := $(CROSS_COMPILE)ranlib
 OBJCOPY := $(CROSS_COMPILE)objcopy
 
+ifneq ($(USEMSVC), 1)
+CPP_STDOUT := $(CPP) -P
+else
+CPP_STDOUT := $(CPP) -E
+endif
+
 # file extensions
 ifeq ($(OS), WINNT)
   SHLIB_EXT := dll
@@ -1024,22 +1033,19 @@ JCPPFLAGS+=-DSYSTEM_LLVM
 endif # SYSTEM_LLVM
 
 # Windows builds need a little help finding the LLVM libraries for llvm-config
-LLVM_CONFIG_PATH_FIX :=
-ifeq ($(OS),WINNT)
-LLVM_CONFIG_PATH_FIX := PATH="$(build_bindir):$(PATH)"
+# use delayed expansion (= not :=) because spawn isn't defined until later
+LLVM_CONFIG_PATH_FIX =
+ifeq ($(BUILD_OS),WINNT)
+LLVM_CONFIG_PATH_FIX = PATH="$(build_bindir):$(PATH)"
+else ifeq ($(OS),WINNT)
+LLVM_CONFIG_PATH_FIX = WINEPATH="$(call cygpath_w,$(build_bindir));$(WINEPATH)"
 endif
 
 ifeq ($(BUILD_OS),$(OS))
 LLVM_CONFIG_HOST := $(LLVM_CONFIG)
 else
 LLVM_CONFIG_HOST := $(basename $(LLVM_CONFIG))-host$(BUILD_EXE)
-ifeq (exists, $(shell [ -f '$(LLVM_CONFIG_HOST)' ] && echo exists ))
-ifeq ($(shell $(LLVM_CONFIG_PATH_FIX) $(LLVM_CONFIG_HOST) --version),3.3)
-# llvm-config-host <= 3.3 is broken, use llvm-config instead (in an emulator)
-# use delayed expansion (= not :=) because spawn isn't defined until later
-LLVM_CONFIG_HOST = $(LLVM_CONFIG_PATH_FIX) $(call spawn,$(LLVM_CONFIG))
-endif
-else
+ifneq (exists, $(shell [ -f '$(LLVM_CONFIG_HOST)' ] && echo exists ))
 # llvm-config-host does not exist (cmake build)
 LLVM_CONFIG_HOST = $(LLVM_CONFIG_PATH_FIX) $(call spawn,$(LLVM_CONFIG))
 endif
@@ -1570,6 +1576,7 @@ PRINT_FLISP = echo '$(subst ','\'',$(1))'; $(1)
 PRINT_JULIA = echo '$(subst ','\'',$(1))'; $(1)
 
 endif
+
 # Makefile debugging trick:
 # call print-VARIABLE to see the runtime value of any variable
 # (hardened against any special characters appearing in the output)

base/Makefile

@@ -6,12 +6,6 @@ include $(JULIAHOME)/Make.inc
 
 TAGGED_RELEASE_BANNER := ""
 
-ifneq ($(USEMSVC), 1)
-CPP_STDOUT := $(CPP) -P
-else
-CPP_STDOUT := $(CPP) -E
-endif
-
 all: $(addprefix $(BUILDDIR)/,pcre_h.jl errno_h.jl build_h.jl.phony features_h.jl file_constants.jl uv_constants.jl version_git.jl.phony)
 
 PCRE_CONST := 0x[0-9a-fA-F]+|[0-9]+|\([\-0-9]+\)

cli/Makefile

@@ -100,17 +100,10 @@ libjulia-debug: $(build_shlibdir)/libjulia-debug.$(SHLIB_EXT)
 
 ifeq ($(OS),WINNT)
 # On Windows we need to strip out exported functions from the generated import library.
-# On i686, there's an extra underscore at the beginning
-ifeq ($(ARCH),i686)
-ABI_UNDERSCORE := _\#\#
-else
-ABI_UNDERSCORE :=
-endif
-EXPORTED_FUNCS := $(shell echo -e "#include \"jl_exported_funcs.inc\"\n#define XX(x) $(ABI_UNDERSCORE)x\nJL_EXPORTED_FUNCS(XX)" | $(CPP) -I$(JULIAHOME)/src - | tail -n 1)
-STRIP_EXPORTED_FUNCS := $(patsubst %,--strip-symbol=%,$(EXPORTED_FUNCS))
+STRIP_EXPORTED_FUNCS := $(shell $(CPP_STDOUT) -I$(JULIAHOME)/src $(SRCDIR)/list_strip_symbols.h)
 endif
 
-$(build_shlibdir)/libjulia.$(JL_MAJOR_MINOR_SHLIB_EXT): $(LIB_OBJS) | $(build_shlibdir) $(build_libdir)
+$(build_shlibdir)/libjulia.$(JL_MAJOR_MINOR_SHLIB_EXT): $(LIB_OBJS) $(SRCDIR)/list_strip_symbols.h | $(build_shlibdir) $(build_libdir)
 	@$(call PRINT_LINK, $(CC) $(call IMPLIB_FLAGS,$@.tmp) $(LOADER_CFLAGS) -DLIBRARY_EXPORTS -shared $(SHIPFLAGS) $(LIB_OBJS) -o $@ \
 		$(JLIBLDFLAGS) $(LOADER_LDFLAGS) $(RPATH_LIB) $(call SONAME_FLAGS,libjulia.$(JL_MAJOR_SHLIB_EXT)))
 	@$(INSTALL_NAME_CMD)libjulia.$(SHLIB_EXT) $@
@@ -120,7 +113,7 @@ ifeq ($(OS), WINNT)
 	@$(call PRINT_ANALYZE, $(OBJCOPY) $(build_libdir)/$(notdir $@).tmp.a $(STRIP_EXPORTED_FUNCS) $(build_libdir)/$(notdir $@).a && rm $(build_libdir)/$(notdir $@).tmp.a)
 endif
 
-$(build_shlibdir)/libjulia-debug.$(JL_MAJOR_MINOR_SHLIB_EXT): $(LIB_DOBJS) | $(build_shlibdir) $(build_libdir)
+$(build_shlibdir)/libjulia-debug.$(JL_MAJOR_MINOR_SHLIB_EXT): $(LIB_DOBJS) $(SRCDIR)/list_strip_symbols.h | $(build_shlibdir) $(build_libdir)
 	@$(call PRINT_LINK, $(CC) $(call IMPLIB_FLAGS,$@.tmp) $(LOADER_CFLAGS) -DLIBRARY_EXPORTS -shared $(DEBUGFLAGS) $(LIB_DOBJS) -o $@ \
 		$(JLIBLDFLAGS) $(LOADER_LDFLAGS) $(RPATH_LIB) $(call SONAME_FLAGS,libjulia-debug.$(JL_MAJOR_SHLIB_EXT)))
 	@$(INSTALL_NAME_CMD)libjulia-debug.$(SHLIB_EXT) $@.tmp

cli/list_strip_symbols.h

@@ -0,0 +1,7 @@
+// This file is a part of Julia. License is MIT: https://julialang.org/license
+
+#include "jl_exported_funcs.inc"
+#include "trampolines/common.h"
+#define XX(x) --strip-symbol=CNAME(x)
+JL_EXPORTED_FUNCS(XX)
+#undef XX

src/Makefile

@@ -140,11 +140,13 @@ DEBUGFLAGS += "-DJL_LIBJULIA_SONAME=\"libjulia-debug.$(JL_MAJOR_SHLIB_EXT)\"" "-
 
 ifeq ($(USE_CROSS_FLISP), 1)
 FLISPDIR := $(BUILDDIR)/flisp/host
+FLISP_EXECUTABLE_debug := $(FLISPDIR)/flisp-debug$(BUILD_EXE)
+FLISP_EXECUTABLE_release := $(FLISPDIR)/flisp$(BUILD_EXE)
 else
 FLISPDIR := $(BUILDDIR)/flisp
+FLISP_EXECUTABLE_debug := $(FLISPDIR)/flisp-debug$(EXE)
+FLISP_EXECUTABLE_release := $(FLISPDIR)/flisp$(EXE)
 endif
-FLISP_EXECUTABLE_debug := $(FLISPDIR)/flisp-debug$(BUILD_EXE)
-FLISP_EXECUTABLE_release := $(FLISPDIR)/flisp$(BUILD_EXE)
 ifeq ($(OS),WINNT)
 FLISP_EXECUTABLE := $(FLISP_EXECUTABLE_release)
 else