source/config/mh-linux

## -*-makefile-*-
## Linux-specific setup
## Copyright (c) 1999-2003, International Business Machines Corporation and
## others. All Rights Reserved.
##
## $Id: mh-linux,v 1.33 2003/12/18 23:14:13 emader-oss Exp $

## Commands to generate dependency files
GEN_DEPS.c=  $(CC) -E -MM $(DEFS) $(CPPFLAGS)
GEN_DEPS.cc= $(CXX) -E -MM $(DEFS) $(CPPFLAGS)

## Flags for position independent code
SHAREDLIBCFLAGS = -fPIC
SHAREDLIBCXXFLAGS = -fPIC
SHAREDLIBCPPFLAGS = -DPIC

## Additional flags when building libraries and with threads
LIBCPPFLAGS = -D_REENTRANT
THREADSCPPFLAGS = -D_REENTRANT

## Compiler switch to embed a runtime search path
LD_RPATH=	
LD_RPATH_PRE = -Wl,-rpath,

## Compiler switch to embed a library name
LD_SONAME = -Wl,-soname -Wl,$(MIDDLE_SO_TARGET)

## Shared object suffix
SO = so
## Non-shared intermediate object suffix
STATIC_O = ao

## Compilation rules
%.$(STATIC_O): $(srcdir)/%.c
	$(COMPILE.c) $(STATICCPPFLAGS) $(STATICCFLAGS) -o $@ $<
%.o: $(srcdir)/%.c
	$(COMPILE.c) $(DYNAMICCPPFLAGS) $(DYNAMICCFLAGS) -o $@ $<

%.$(STATIC_O): $(srcdir)/%.cpp
	$(COMPILE.cc) $(STATICCPPFLAGS) $(STATICCXXFLAGS) -o $@ $<
%.o: $(srcdir)/%.cpp
	$(COMPILE.cc) $(DYNAMICCPPFLAGS) $(DYNAMICCXXFLAGS) -o $@ $<


## Dependency rules
%.d: $(srcdir)/%.c
	@echo "generating dependency information for $<"
	@$(SHELL) -ec '$(GEN_DEPS.c) $< \
		| sed '\''s%\($*\)\.o[ :]*%\1.o $@ : %g'\'' > $@; \
		[ -s $@ ] || rm -f $@'

%.d: $(srcdir)/%.cpp
	@echo "generating dependency information for $<"
	@$(SHELL) -ec '$(GEN_DEPS.cc) $< \
		| sed '\''s%\($*\)\.o[ :]*%\1.o $@ : %g'\'' > $@; \
		[ -s $@ ] || rm -f $@'

## Versioned libraries rules

%.$(SO).$(SO_TARGET_VERSION_MAJOR): %.$(SO).$(SO_TARGET_VERSION)
	$(RM) $@ && ln -s ${<F} $@
%.$(SO): %.$(SO).$(SO_TARGET_VERSION_MAJOR)
	$(RM) $@ && ln -s ${*F}.$(SO).$(SO_TARGET_VERSION) $@

##  Bind internal references

# LDflags that pkgdata will use
BIR_LDFLAGS= -Wl,-Bsymbolic

# CPPflags for genccode/gencmn
BIR_CPPFLAGS= -DU_HAVE_BIND_INTERNAL_REFERENCES

# Dependencies [i.e. map files] for the final library
BIR_DEPS=

## End Linux-specific setup