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Factor platform specific makefile directives out into their own makefile

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fragments.  This is gross, but having tons of confusing conditionals all
throughout the build system seems worst.

Credits got to Casey Carter for the idea.

llvm-svn: 3705
This commit is contained in:
Chris Lattner 2002-09-13 22:14:47 +00:00
parent d7ccee7961
commit 64ea4a3bd2
4 changed files with 60 additions and 34 deletions
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18
Makefile.Linux Normal file
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@ -0,0 +1,18 @@
#===-- Makefile.Linux - Linux specific makefile options ---*- makefile -*--====#
#
# This file is included by all other files, through Makefile.common, but only
# when compiling on a Linux based platform.
#
#===-----------------------------------------------------------------------====#
# MakeSharedObjectOption - This option is passed to the linker by
# Makefile.common when compiling a shared object.
#
MakeSharedObjectOption := -shared
# ExportSymbols - This is used by tools that need to make sure that all of their
# symbols are exported for use at runtime by dlsym.
#
ExportSymbols := -Wl,--export-dynamic

18
Makefile.SunOS Normal file
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@ -0,0 +1,18 @@
#===-- Makefile.SunOS - SunOS specific makefile options ---*- makefile -*--====#
#
# This file is included by all other files, through Makefile.common, but only
# when compiling on a solaris based platform.
#
#===-----------------------------------------------------------------------====#
# MakeSharedObjectOption - This option is passed to the linker by
# Makefile.common when compiling a shared object.
#
MakeSharedObjectOption := -G
# ExportSymbols - This is used by tools that need to make sure that all of their
# symbols are exported for use at runtime by dlsym.
#
ExportSymbols :=

29
Makefile.common
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@ -46,6 +46,14 @@ include $(LEVEL)/Makefile.config
#
#ENABLE_OPTIMIZED = 1
# Figure out how to do platform specific stuff on this platform. This is really
# gross and should be autoconfiscated (automake actually), but should hopefully
# work on Linux and solaris (SunOS).
#
UNAME := $(shell uname)
include $(LEVEL)/Makefile.$(UNAME)
ifdef SHARED_LIBRARY
# if SHARED_LIBRARY is specified, the default is to build the dynamic lib
dynamic ::
@ -142,6 +150,10 @@ LinkO := $(Link) -O3 -L $(LIBRELEASE)
# Create one .o file from a bunch of .o files...
Relink = ld -r
# MakeSO - Create a .so file from a .o files...
MakeSO := $(CXX) $(MakeSharedObjectOption) $(PROFILE)
MakeSOO := $(MakeSO) -O3
# Create dependancy file from CPP file, send to stdout.
Depend := $(CXX) -MM -I$(LEVEL)/include $(CPPFLAGS)
@ -194,23 +206,6 @@ endif
ifdef LIBRARYNAME
# Figure out how to make a .so file on this platform. This is really gross and
# should be autoconfiscated (automake actually), but should hopefully work on
# linux and solaris.
#
# Create a .so file from a .o files...
UNAME := $(shell uname)
ifeq ($(UNAME), SunOS)
MakeSO := $(CXX) -G $(PROFILE)
else
MakeSO := $(CXX) -shared $(PROFILE)
endif
MakeSOO := $(MakeSO) -O3
LIBNAME_O := $(LIBRELEASE)/lib$(LIBRARYNAME).so
LIBNAME_G := $(LIBDEBUG)/lib$(LIBRARYNAME).so
LIBNAME_AO := $(LIBRELEASE)/lib$(LIBRARYNAME).a

29
Makefile.rules
View File

@ -46,6 +46,14 @@ include $(LEVEL)/Makefile.config
#
#ENABLE_OPTIMIZED = 1
# Figure out how to do platform specific stuff on this platform. This is really
# gross and should be autoconfiscated (automake actually), but should hopefully
# work on Linux and solaris (SunOS).
#
UNAME := $(shell uname)
include $(LEVEL)/Makefile.$(UNAME)
ifdef SHARED_LIBRARY
# if SHARED_LIBRARY is specified, the default is to build the dynamic lib
dynamic ::
@ -142,6 +150,10 @@ LinkO := $(Link) -O3 -L $(LIBRELEASE)
# Create one .o file from a bunch of .o files...
Relink = ld -r
# MakeSO - Create a .so file from a .o files...
MakeSO := $(CXX) $(MakeSharedObjectOption) $(PROFILE)
MakeSOO := $(MakeSO) -O3
# Create dependancy file from CPP file, send to stdout.
Depend := $(CXX) -MM -I$(LEVEL)/include $(CPPFLAGS)
@ -194,23 +206,6 @@ endif
ifdef LIBRARYNAME
# Figure out how to make a .so file on this platform. This is really gross and
# should be autoconfiscated (automake actually), but should hopefully work on
# linux and solaris.
#
# Create a .so file from a .o files...
UNAME := $(shell uname)
ifeq ($(UNAME), SunOS)
MakeSO := $(CXX) -G $(PROFILE)
else
MakeSO := $(CXX) -shared $(PROFILE)
endif
MakeSOO := $(MakeSO) -O3
LIBNAME_O := $(LIBRELEASE)/lib$(LIBRARYNAME).so
LIBNAME_G := $(LIBDEBUG)/lib$(LIBRARYNAME).so
LIBNAME_AO := $(LIBRELEASE)/lib$(LIBRARYNAME).a