nixos/nix
1
1
Fork 0
mirror of https://github.com/NixOS/nix.git synced 2025-12-07 01:21:00 +01:00
Code Activity

Merge remote-tracking branch 'upstream/master' into fix-and-ci-static-builds

Browse source
This commit is contained in:
John Ericson 2020-10-09 18:26:47 +00:00
commit 39de73550d
193 changed files with 3689 additions and 2107 deletions
Download patch file Download diff file Expand all files Collapse all files

29
mk/precompiled-headers.mk
View file

@ -1,4 +1,4 @@
PRECOMPILE_HEADERS ?= 1
PRECOMPILE_HEADERS ?= 0
print-var-help += \
echo " PRECOMPILE_HEADERS ($(PRECOMPILE_HEADERS)): Whether to use precompiled headers to speed up the build";
@ -10,33 +10,12 @@ $(GCH): precompiled-headers.h
@mkdir -p "$(dir $@)"
$(trace-gen) $(CXX) -x c++-header -o $@ $< $(GLOBAL_CXXFLAGS) $(GCH_CXXFLAGS)
PCH = $(buildprefix)precompiled-headers.h.pch
$(PCH): precompiled-headers.h
@rm -f $@
@mkdir -p "$(dir $@)"
$(trace-gen) $(CXX) -x c++-header -o $@ $< $(GLOBAL_CXXFLAGS) $(GCH_CXXFLAGS)
clean-files += $(GCH) $(PCH)
clean-files += $(GCH)
ifeq ($(PRECOMPILE_HEADERS), 1)
ifeq ($(findstring g++,$(CXX)), g++)
GLOBAL_CXXFLAGS_PCH += -include $(buildprefix)precompiled-headers.h -Winvalid-pch
GLOBAL_CXXFLAGS_PCH += -include $(buildprefix)precompiled-headers.h -Winvalid-pch
GLOBAL_ORDER_AFTER += $(GCH)
else ifeq ($(findstring clang++,$(CXX)), clang++)
GLOBAL_CXXFLAGS_PCH += -include-pch $(PCH) -Winvalid-pch
GLOBAL_ORDER_AFTER += $(PCH)
else
$(error Don't know how to precompile headers on $(CXX))
endif
GLOBAL_ORDER_AFTER += $(GCH)
endif