1 # These deliberately use `=` and not `:=` so that client makefiles can
2 # augment HOST_RPATH_DIR / TARGET_RPATH_DIR.
4 $(LD_LIB_PATH_ENVVAR)="$(TMPDIR):$(HOST_RPATH_DIR):$($(LD_LIB_PATH_ENVVAR))"
6 $(LD_LIB_PATH_ENVVAR)="$(TMPDIR):$(TARGET_RPATH_DIR):$($(LD_LIB_PATH_ENVVAR))"
8 RUSTC_ORIGINAL := $(RUSTC)
9 BARE_RUSTC := $(HOST_RPATH_ENV) '$(RUSTC)'
10 BARE_RUSTDOC := $(HOST_RPATH_ENV) '$(RUSTDOC)'
11 RUSTC := $(BARE_RUSTC) --out-dir $(TMPDIR) -L $(TMPDIR) $(RUSTFLAGS)
12 RUSTDOC := $(BARE_RUSTDOC) -L $(TARGET_RPATH_DIR)
14 RUSTC := $(RUSTC) -Clinker=$(RUSTC_LINKER)
15 RUSTDOC := $(RUSTDOC) -Clinker=$(RUSTC_LINKER)
17 #CC := $(CC) -L $(TMPDIR)
18 HTMLDOCCK := '$(PYTHON)' '$(S)/src/etc/htmldocck.py'
19 CGREP := "$(S)/src/etc/cat-and-grep.sh"
21 # diff with common flags for multi-platform diffs against text output
22 DIFF := diff -u --strip-trailing-cr
24 # This is the name of the binary we will generate and run; use this
25 # e.g. for `$(CC) -o $(RUN_BINFILE)`.
26 RUN_BINFILE = $(TMPDIR)/$(1)
28 # RUN and FAIL are basic way we will invoke the generated binary. On
29 # non-windows platforms, they set the LD_LIBRARY_PATH environment
30 # variable before running the binary.
32 RLIB_GLOB = lib$(1)*.rlib
35 UNAME = $(shell uname)
37 ifeq ($(UNAME),Darwin)
38 RUN = $(TARGET_RPATH_ENV) $(RUN_BINFILE)
39 FAIL = $(TARGET_RPATH_ENV) $(RUN_BINFILE) && exit 1 || exit 0
40 DYLIB_GLOB = lib$(1)*.dylib
41 DYLIB = $(TMPDIR)/lib$(1).dylib
42 STATICLIB = $(TMPDIR)/lib$(1).a
43 STATICLIB_GLOB = lib$(1)*.a
46 RUN = PATH="$(PATH):$(TARGET_RPATH_DIR)" $(RUN_BINFILE)
47 FAIL = PATH="$(PATH):$(TARGET_RPATH_DIR)" $(RUN_BINFILE) && exit 1 || exit 0
48 DYLIB_GLOB = $(1)*.dll
49 DYLIB = $(TMPDIR)/$(1).dll
51 STATICLIB = $(TMPDIR)/$(1).lib
52 STATICLIB_GLOB = $(1)*.lib
54 STATICLIB = $(TMPDIR)/lib$(1).a
55 STATICLIB_GLOB = lib$(1)*.a
58 LLVM_FILECHECK := $(shell cygpath -u "$(LLVM_FILECHECK)")
60 RUN = $(TARGET_RPATH_ENV) $(RUN_BINFILE)
61 FAIL = $(TARGET_RPATH_ENV) $(RUN_BINFILE) && exit 1 || exit 0
62 DYLIB_GLOB = lib$(1)*.so
63 DYLIB = $(TMPDIR)/lib$(1).so
64 STATICLIB = $(TMPDIR)/lib$(1).a
65 STATICLIB_GLOB = lib$(1)*.a
70 COMPILE_OBJ = $(CC) -c -Fo:`cygpath -w $(1)` $(2)
71 COMPILE_OBJ_CXX = $(CXX) -EHs -c -Fo:`cygpath -w $(1)` $(2)
72 NATIVE_STATICLIB_FILE = $(1).lib
73 NATIVE_STATICLIB = $(TMPDIR)/$(call NATIVE_STATICLIB_FILE,$(1))
74 OUT_EXE=-Fe:`cygpath -w $(TMPDIR)/$(call BIN,$(1))` \
75 -Fo:`cygpath -w $(TMPDIR)/$(1).obj`
77 COMPILE_OBJ = $(CC) -c -o $(1) $(2)
78 COMPILE_OBJ_CXX = $(CXX) -c -o $(1) $(2)
79 NATIVE_STATICLIB_FILE = lib$(1).a
80 NATIVE_STATICLIB = $(call STATICLIB,$(1))
81 OUT_EXE=-o $(TMPDIR)/$(1)
85 # Extra flags needed to compile a working executable with the standard library
88 EXTRACFLAGS := ws2_32.lib userenv.lib advapi32.lib
90 EXTRACFLAGS := -lws2_32 -luserenv
91 EXTRACXXFLAGS := -lstdc++
92 # So this is a bit hacky: we can't use the DLL version of libstdc++ because
93 # it pulls in the DLL version of libgcc, which means that we end up with 2
94 # instances of the DW2 unwinding implementation. This is a problem on
95 # i686-pc-windows-gnu because each module (DLL/EXE) needs to register its
96 # unwind information with the unwinding implementation, and libstdc++'s
97 # __cxa_throw won't see the unwinding info we registered with our statically
100 # Now, simply statically linking libstdc++ would fix this problem, except
101 # that it is compiled with the expectation that pthreads is dynamically
102 # linked as a DLL and will fail to link with a statically linked libpthread.
104 # So we end up with the following hack: we link use static-nobundle to only
105 # link the parts of libstdc++ that we actually use, which doesn't include
106 # the dependency on the pthreads DLL.
107 EXTRARSCXXFLAGS := -l static-nobundle=stdc++
110 ifeq ($(UNAME),Darwin)
111 EXTRACFLAGS := -lresolv
112 EXTRACXXFLAGS := -lc++
113 EXTRARSCXXFLAGS := -lc++
115 ifeq ($(UNAME),FreeBSD)
116 EXTRACFLAGS := -lm -lpthread -lgcc_s
118 ifeq ($(UNAME),SunOS)
119 EXTRACFLAGS := -lm -lpthread -lposix4 -lsocket -lresolv
121 ifeq ($(UNAME),OpenBSD)
122 EXTRACFLAGS := -lm -lpthread -lc++abi
123 RUSTC := $(RUSTC) -C linker="$(word 1,$(CC:ccache=))"
125 EXTRACFLAGS := -lm -lrt -ldl -lpthread
126 EXTRACXXFLAGS := -lstdc++
127 EXTRARSCXXFLAGS := -lstdc++
134 REMOVE_DYLIBS = rm $(TMPDIR)/$(call DYLIB_GLOB,$(1))
135 REMOVE_RLIBS = rm $(TMPDIR)/$(call RLIB_GLOB,$(1))
141 $(MSVC_LIB) -out:`cygpath -w $@` $<
147 $(CC) -dynamiclib -Wl,-dylib -o $@ $<
149 $(CC) -o $@ $< -shared
153 $(CC) $< -link -dll -out:`cygpath -w $@`
156 $(CC) -o $@ $< -shared -Wl,--out-implib=$@.a
159 $(TMPDIR)/lib%.o: %.c
160 $(call COMPILE_OBJ,$@,$<)