diff options
Diffstat (limited to 'makefiles/gmake/compiler.mk')
| -rw-r--r-- | makefiles/gmake/compiler.mk | 240 |
1 files changed, 214 insertions, 26 deletions
diff --git a/makefiles/gmake/compiler.mk b/makefiles/gmake/compiler.mk index 4f93160..01e9837 100644 --- a/makefiles/gmake/compiler.mk +++ b/makefiles/gmake/compiler.mk @@ -4,9 +4,20 @@ # - INCLUDE_DIRS # # provides: -# - BIN_OBJS: the object files we need for the binaries (containing the main) +# - BIN_OBJS: the object files we need for the binaries which we build always +# - CPP_BIN_OBJS: same for binaries which have C++ code in them +# - TEST_BIN_OBJS: same as BIN_OBJS but for test binaries compiled only when +# testing +# - TEST_CPP_BIN_OBJS: same for C++ tests # +# start of gcc section + +ifeq "$(COMPILER)" "gcc" + +GCC_MAJOR_VERSION ?= $(shell $(TOPDIR)/makefiles/gmake/guess_env --gcc-major-version $(CC) "$(CURDIR)" $(TOPDIR)) +GCC_MINOR_VERSION ?= $(shell $(TOPDIR)/makefiles/gmake/guess_env --gcc-minor-version $(CC) "$(CURDIR)" $(TOPDIR)) + # -Wswitch-default: not good for switches with enums # -Wsystem-headers: bad idea, as header files are usually happily broken :-) # -Wtraditional: we don't want to program tradition K&R C anymore! @@ -22,12 +33,13 @@ # -fstack-protector-all: does something funny to the shared objects.. # -Wstack-protector makes no sense without SSP # everything implied by -Wall is not explicitly specified (gcc 4.2.3) +# TODO: reenable -O2 # -Waggregate-return: is for K&R code and mostly useless nowadays -# -funit-at-a-time: TODO check first gcc version it appears +# -Wno-long-long: sqlite.h on FreeBSD 6.2 shows problems otherwise # compilation flags and compilers COMMON_COMPILE_FLAGS = \ - -g -D_REENTRANT \ + -g -Wno-long-long \ -fstrict-aliasing \ -pedantic -Wall -Werror \ -Wunused -Wno-import \ @@ -35,18 +47,25 @@ COMMON_COMPILE_FLAGS = \ -Wswitch-enum -Wunknown-pragmas -Wfloat-equal \ -Wundef -Wshadow -Wpointer-arith \ -Wcast-qual -Wcast-align \ - -Wwrite-strings -Wconversion \ + -Wwrite-strings \ -Wmissing-noreturn \ -Wno-multichar -Wparentheses -Wredundant-decls \ -Winline \ - -Wdisabled-optimization \ - $(INCLUDE_DIRS) - + -Wdisabled-optimization ifeq "$(GCC_MAJOR_VERSION)" "4" COMMON_COMPILE_FLAGS += \ -Wfatal-errors -Wmissing-include-dirs -Wvariadic-macros \ -Wvolatile-register-var \ -Wstrict-aliasing=2 -Wextra -Winit-self +# -Wconversion had to meanings before gcc 4.3 (warn about ABI changes when porting +# old K&R code without function prototypes) and warn about conversions loosing +# precision. So we enable only -Wconversion (not -Wtraditional-conversion) for gcc +# >= 4.3 and no -Wconversion for older gcc versions! +# (see also http://gcc.gnu.org/wiki/NewWconversion) +ifeq "$(GCC_MINOR_VERSION)" "3" +COMMON_COMPILE_FLAGS += -Wconversion +endif + endif ifeq "$(GCC_MAJOR_VERSION)" "3" @@ -65,9 +84,12 @@ endif endif +STD99_COMPILE_FLAGS = \ + -std=c99 + COMPILE_FLAGS = \ $(COMMON_COMPILE_FLAGS) \ - -std=c99 \ + $(STD99_COMPILE_FLAGS) \ -Wnonnull \ -Wbad-function-cast -Wstrict-prototypes \ -Wmissing-prototypes -Wmissing-declarations \ @@ -76,7 +98,8 @@ COMPILE_FLAGS = \ # gcc 4.x ifeq "$(GCC_MAJOR_VERSION)" "4" COMPILE_FLAGS += \ - -Wc++-compat -Wdeclaration-after-statement -Wold-style-definition + -Wc++-compat -Wdeclaration-after-statement -Wold-style-definition \ + -funit-at-a-time endif ifeq "$(GCC_MAJOR_VERSION)" "3" @@ -84,7 +107,8 @@ ifeq "$(GCC_MAJOR_VERSION)" "3" # gcc 3.4, not tested yet ifeq "$(GCC_MINOR_VERSION)" "4" COMPILE_FLAGS += \ - -Wdeclaration-after-statement -Wold-style-definition + -Wdeclaration-after-statement -Wold-style-definition \ + -funit-at-a-time endif # gcc 3.3, testend on OpenBSD 4.2 @@ -93,7 +117,6 @@ ifeq "$(GCC_MINOR_VERSION)" "3" # -Wdeclaration-after-statement endif - endif CCPP_COMPILE_FLAGS = \ @@ -103,8 +126,7 @@ CCPP_COMPILE_FLAGS = \ # gcc 4.x ifeq "$(GCC_MAJOR_VERSION)" "4" CCPP_COMPILE_FLAGS += \ - -Wno-invalid-offsetof \ - -funit-at-a-time + -Wno-invalid-offsetof -funit-at-a-time endif ifeq "$(GCC_MAJOR_VERSION)" "3" @@ -123,13 +145,175 @@ endif endif -CFLAGS = $(COMPILE_FLAGS) $(PLATFORM_COMPILE_FLAGS) $(DEBUGLEVELFLAGS) -CCPPFLAGS = $(CCPP_COMPILE_FLAGS) $(PLATFORM_COMPILE_FLAGS) $(DEBUGLEVELFLAGS) -CC = gcc +#CC = gcc CCPP = g++ -LDFLAGS = $(LDFLAGS_DIR) -LIBS = $(LIBS_DL) $(LIBS_SSP) $(LIBS_DIR) +endif + +# end of gcc section + +# start of tcc section + +# currently we don't need this, the tcc flags are fairly consistent +#TCC_MAJOR_VERSION ?= $(shell $(TOPDIR)/makefiles/gmake/guess_env --tcc-major-version $(CC) "$(CURDIR)" $(TOPDIR)) +#TCC_MINOR_VERSION ?= $(shell $(TOPDIR)/makefiles/gmake/guess_env --tcc-minor-version $(CC) "$(CURDIR)" $(TOPDIR)) + +ifeq "$(COMPILER)" "tcc" +COMPILE_FLAGS = \ + -Wall -Werror +endif + +# end of tcc section + +# start of icc section + +# currently we don't need this, the icc flags are fairly consistent +#ICC_MAJOR_VERSION ?= $(shell $(TOPDIR)/makefiles/gmake/guess_env --icc-major-version $(CC) "$(CURDIR)" $(TOPDIR)) +#ICC_MINOR_VERSION ?= $(shell $(TOPDIR)/makefiles/gmake/guess_env --icc-minor-version $(CC) "$(CURDIR)" $(TOPDIR)) + +# -vec-report0: turn of SSE2 vector usage messages (they are common since P-4 anyway!) + +ifeq "$(COMPILER)" "icc" +COMPILE_FLAGS = \ + -Wall -Werror -w1 -vec-report0 +endif + +# end of icc section + +# start of spro section + +# -xc99=all: full C99 compliance for the code (syntax and library functions) +# -Xc: full ISO compliance, no K&R stuf +# -mt: enable mutlithreading (-D_REENTRANT for header files, -lthread for ld) +# -errwarn=%all: convert all warnings to errors +# -v: do more restrictive syntax checking +# TODO: enable -O2 + +ifeq "$(COMPILER)" "spro" +STD99_COMPILE_FLAGS = \ + -xc99=all +COMPILE_FLAGS = \ + $(STD99_COMPILE_FLAGS) -Xc -errwarn=%all -mt -v +endif + +# end of spro section + +# start of pcc section + +# currently we don't need this, the pcc flags are fairly consistent +#PCC_MAJOR_VERSION ?= $(shell $(TOPDIR)/makefiles/gmake/guess_env --pcc-major-version $(CC) "$(CURDIR)" $(TOPDIR)) +#PCC_MINOR_VERSION ?= $(shell $(TOPDIR)/makefiles/gmake/guess_env --pcc-minor-version $(CC) "$(CURDIR)" $(TOPDIR)) + +ifeq "$(COMPILER)" "pcc" +COMPILE_FLAGS = \ + --fatal-warnings +endif + +# end of pcc section + +# set flags for threading support using POSIX threads. This is completly different +# between compiler/platforms +ifeq "$(COMPILER)" "gcc" +ifeq "$(PLATFORM)" "LINUX" +PTHREADS_CFLAGS = -D_REENTRANT -pthread +PTHREADS_LDFLAGS = -pthread +PTHREADS_LIBS = +endif +ifeq "$(PLATFORM)" "SUNOS" +PTHREADS_CFLAGS = -D_REENTRANT -pthreads +PTHREADS_LDFLAGS = -pthreads +PTHREADS_LIBS = +endif +ifeq "$(PLATFORM)" "FREEBSD" +PTHREADS_CFLAGS = -D_REENTRANT -pthread +PTHREADS_LDFLAGS = -pthread +PTHREADS_LIBS = +endif +ifeq "$(PLATFORM)" "NETBSD" +PTHREADS_CFLAGS = -D_REENTRANT -pthread +PTHREADS_LDFLAGS = -pthread +PTHREADS_LIBS = +endif +ifeq "$(PLATFORM)" "OPENBSD" +PTHREADS_CFLAGS = -D_REENTRANT -pthread +PTHREADS_LDFLAGS = -pthread +PTHREADS_LIBS = +endif +ifeq "$(PLATFORM)" "CYGWIN" +PTHREADS_CFLAGS = +PTHREADS_LDFLAGS = +PTHREADS_LIBS = +endif +endif + +ifeq "$(COMPILER)" "tcc" +ifeq "$(PLATFORM)" "LINUX" +PTHREADS_CFLAGS = -D_REENTRANT +PTHREADS_LDFLAGS = +PTHREADS_LIBS = -lpthread +endif +endif + +ifeq "$(COMPILER)" "pcc" +ifeq "$(PLATFORM)" "LINUX" +PTHREADS_CFLAGS = -D_REENTRANT -pthread +PTHREADS_LDFLAGS = -pthread +PTHREADS_LIBS = +endif +endif + +ifeq "$(COMPILER)" "icc" +ifeq "$(PLATFORM)" "LINUX" +PTHREADS_CFLAGS = -D_REENTRANT -pthread +PTHREADS_LDFLAGS = -pthread +PTHREADS_LIBS = +endif +endif + +# set flags for position independend code (as required for shared libraries +# on some platforms) +ifeq "$(COMPILER)" "gcc" +ifeq "$(PLATFORM)" "LINUX" +SO_COMPILE_FLAGS = -fPIC +endif +ifeq "$(PLATFORM)" "SUNOS" +SO_COMPILE_FLAGS = -fPIC +endif +ifeq "$(PLATFORM)" "FREEBSD" +SO_COMPILE_FLAGS = -fPIC +endif +ifeq "$(PLATFORM)" "NETBSD" +SO_COMPILE_FLAGS = -fPIC +endif +ifeq "$(PLATFORM)" "OPENBSD" +SO_COMPILE_FLAGS = -fPIC +endif +ifeq "$(PLATFORM)" "CYGWIN" +# code on Cygwin is always position independend +SO_COMPILE_FLAGS = +endif +endif + +ifeq "$(COMPILER)" "icc" +ifeq "$(PLATFORM)" "LINUX" +SO_COMPILE_FLAGS = -fPIC +endif +endif + +# TODO: test this +#ifeq "$(COMPILER)" "spro" +#ifeq "$(PLATFORM)" "SUNOS" +#ifeq "$(ARCH)" "sun4u" +#SO_COMPILE_FLAGS = -xcode=pic32 +#endif +#endif +#endif + +CFLAGS = $(COMPILE_FLAGS) $(PLATFORM_COMPILE_FLAGS) $(INCLUDE_DIRS) $(PTHREADS_CFLAGS) +CCPPFLAGS = $(CCPP_COMPILE_FLAGS) $(PLATFORM_COMPILE_FLAGS) $(INCLUDE_DIRS) $(PTHREADS_CFLAGS) + +LDFLAGS = $(INCLUDE_LDFLAGS) $(PTHREADS_LDFLAGS) $(LDFLAGS_NET) $(LDFLAGS_LT) +LIBS = $(INCLUDE_LIBS) $(PTHREADS_LIBS) $(LIBS_NET) $(LIBS_LT) LINK = $(CC) CCPP_LINK = $(CCPP) @@ -139,20 +323,24 @@ CCPP_LINK = $(CCPP) %.o : %.cpp $(CCPP) -c -o $@ $(CCPPFLAGS) $< -%$(EXE): %.o $(OBJS) - $(CCPP_LINK) -o $@ $(LIBS) $(OBJS) $< +%$(EXE): %.o $(OBJS) $(TEST_OBJS) + $(CCPP_LINK) -o $@ $(LDFLAGS) $(OBJS) $(TEST_OBJS) $< $(LIBS) %.sho : %.c - $(CC) -c -o $@ -fPIC -DSHARED $(CFLAGS) $< + $(CC) -c -o $@ $(SO_COMPILE_FLAGS) -DSHARED $(CFLAGS) $< -%$(SO) : %.sho $(OBJS) - $(LINK) -shared -o $@ $(LDFLAGS) $(LIBS) $(OBJS) $< +#%$(SO) : %.sho $(OBJS) +# $(LINK) -shared -o $@ $(LDFLAGS) $(LIBS) $(OBJS) $< %.sho++ : %.cpp - $(CCPP) -c -o $@ -fPIC -DSHARED $(CCPPFLAGS) $< + $(CCPP) -c -o $@ $(SO_COMPILE_FLAGS) -DSHARED $(CCPPFLAGS) $< -%$(SO) : %.sho++ $(OBJS) $(CPPOBJS) - $(CCPP_LINK) -shared -o $@ $(LDFLAGS) $(LIBS) $(OBJS) $(CPPOBJS) $< +#%$(SO) : %.sho++ $(OBJS) $(CPPOBJS) +# $(CCPP_LINK) -shared -o $@ $(LDFLAGS) $(LIBS) $(OBJS) $(CPPOBJS) $< BIN_OBJS = $(BINS:$(EXE)=.o) +TEST_BIN_OBJS = $(TEST_BINS:$(EXE)=.o) CPP_BIN_OBJS = $(CPP_BINS:$(EXE)=.o) +TEST_CPP_BIN_OBJS = $(TEST_CPP_BINS:$(EXE)=.o) +SH_OBJS = $(OBJS:.o=.sho) +SHPP_OBJS = $(CPP_OBJS:.o=.sho++) |