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GNUmakefile: Split the debug build into debug and pedantic; more comments; added O3 optimization to external C libraries even in debug mode

git-svn-id: http://mc-server.googlecode.com/svn/trunk@712 0a769ca7-a7f5-676a-18bf-c427514a06d6
This commit is contained in:
madmaxoft@gmail.com 2012-08-04 20:42:57 +00:00
parent 2a72c5c838
commit 296237289e
1 changed files with 55 additions and 9 deletions

View File

@ -24,20 +24,54 @@ CC = /usr/bin/g++
all: MCServer
###################################################
# Set the variables used for compiling, based on the build mode requested:
# CC_OPTIONS ... options for the C code compiler
# CXX_OPTIONS ... options for the C++ code compiler
# LNK_OPTIONS ... options for the linker
# BUILDDIR ... folder where the intermediate object files are built
ifeq ($(release),1)
################
# release build - fastest run-time, no gdb support
################
CC_OPTIONS = -s -O3
CCE_OPTIONS = -s -x c -O3
CXX_OPTIONS = -s -O3
LNK_OPTIONS = -lstdc++ -pthread -O3
BUILDDIR = build/release/
else
ifeq ($(pedantic),1)
################
# pedantic build - basically a debug build with lots of warnings
################
CC_OPTIONS = -s -ggdb -D_DEBUG -Wall -Wextra -pedantic -ansi -Wno-long-long
CCE_OPTIONS = -s -x c -ggdb -D_DEBUG -Wall -Wextra -pedantic -ansi -Wno-long-long
CXX_OPTIONS = -s -ggdb -D_DEBUG -Wall -Wextra -pedantic -ansi -Wno-long-long
LNK_OPTIONS = -lstdc++ -pthread -ggdb
BUILDDIR = build/pedantic/
else
################
# debug build - fully traceable by gdb in C++ code, slowest
# Since C code is used only for supporting libraries (zlib, lua), it is still O3-optimized
################
CC_OPTIONS = -s -ggdb -D_DEBUG -O3
CXX_OPTIONS = -s -ggdb -D_DEBUG
LNK_OPTIONS = -lstdc++ -pthread -ggdb
BUILDDIR = build/debug/
endif
endif
#
###################################################
# INCLUDE directories for MCServer
#
@ -59,7 +93,11 @@ INCLUDE = -I.\
-Isquirrel_3_0_1_stable\
-Isquirrel_3_0_1_stable/sqrat
#
###################################################
# Build MCServer
#
@ -79,14 +117,22 @@ clean :
install : MCServer
cp MCServer MCServer
#
###################################################
# Build the parts of MCServer
#
# options used:
# -x c ... compile as C code
# -c ... compile but do not link
# -MM ... generate a list of includes
$(BUILDDIR)%.o: %.c
@mkdir -p $(dir $@)
$(CC) $(CCE_OPTIONS) -c $(INCLUDE) $< -o $@
@$(CC) $(CC_OPTIONS) -MM $(INCLUDE) $< > $(patsubst %.o,%.d,$@)
$(CC) $(CC_OPTIONS) -x c -c $(INCLUDE) $< -o $@
@$(CC) $(CC_OPTIONS) -x c -MM $(INCLUDE) $< > $(patsubst %.o,%.d,$@)
@mv -f $(patsubst %.o,%.d,$@) $(patsubst %.o,%.d,$@).tmp
@sed -e "s|.*:|$(BUILDDIR)$*.o:|" < $(patsubst %.o,%.d,$@).tmp > $(patsubst %.o,%.d,$@)
@sed -e 's/.*://' -e 's/\\$$//' < $(patsubst %.o,%.d,$@).tmp | fmt -1 | sed -e 's/^ *//' -e 's/$$/:/' >> $(patsubst %.o,%.d,$@)
@ -94,8 +140,8 @@ $(BUILDDIR)%.o: %.c
$(BUILDDIR)%.o: %.cpp
@mkdir -p $(dir $@)
$(CC) $(CC_OPTIONS) -c $(INCLUDE) $< -o $@
@$(CC) $(CC_OPTIONS) -MM $(INCLUDE) $< > $(patsubst %.o,%.d,$@)
$(CC) $(CXX_OPTIONS) -c $(INCLUDE) $< -o $@
@$(CC) $(CXX_OPTIONS) -MM $(INCLUDE) $< > $(patsubst %.o,%.d,$@)
@mv -f $(patsubst %.o,%.d,$@) $(patsubst %.o,%.d,$@).tmp
@sed -e "s|.*:|$(BUILDDIR)$*.o:|" < $(patsubst %.o,%.d,$@).tmp > $(patsubst %.o,%.d,$@)
@sed -e 's/.*://' -e 's/\\$$//' < $(patsubst %.o,%.d,$@).tmp | fmt -1 | sed -e 's/^ *//' -e 's/$$/:/' >> $(patsubst %.o,%.d,$@)