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## -*-makefile-*-
## Copyright (C) 2016 and later: Unicode, Inc. and others.
## License & terms of use: http://www.unicode.org/copyright.html
## Linux-specific setup for Visual Age
## Copyright (c) 2003-2010, International Business Machines Corporation and
## others. All Rights Reserved.
## Commands to generate dependency files
GEN_DEPS.c= $(CC) -E -MM $(DEFS) $(CPPFLAGS)
GEN_DEPS.cc= $(CXX) -E -MM $(DEFS) $(CPPFLAGS)
# -qroconst make the strings readonly, which is usually the default.
# This helps in the data library,
# -qproto assumes all functions are prototyped (for optimization)
CFLAGS += -qproto -qroconst
CXXFLAGS += -qproto -qroconst
GENCCODE_ASSEMBLY=-a gcc
## Flags for position independent code
SHAREDLIBCFLAGS = -qpic=large
SHAREDLIBCXXFLAGS = -qpic=large
SHAREDLIBCPPFLAGS = -DPIC
## Additional flags when building libraries and with threads
THREADSCPPFLAGS = -D_REENTRANT
LIBCPPFLAGS =
## Compiler switch to embed a runtime search path
LD_RPATH= -Wl,-zorigin,-rpath,'$$'ORIGIN
#LD_RPATH_PRE = -Wl,-rpath,
## Compiler switch to embed a library name
# The initial tab in the next line is to prevent icu-config from reading it.
LD_SONAME = -Wl,-soname -Wl,$(notdir $(MIDDLE_SO_TARGET))
#SH# # We can't depend on MIDDLE_SO_TARGET being set.
#SH# LD_SONAME=
## The type of assembly needed when pkgdata is used for generating shared libraries.
GENCCODE_ASSEMBLY=-a gcc
## Shared object suffix
SO = so
## Non-shared intermediate object suffix
STATIC_O = ao
## Override the default mechanism for building shared objects
SHLIB.c= $(CC) $(CFLAGS) -qmkshrobj -qpic=large -G $(LDFLAGS)
SHLIB.cc= $(CXX) $(CXXFLAGS) -qmkshrobj -qpic=large -G $(LDFLAGS)
## Compilation rules
%.$(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) $< > /dev/null'
%.d: $(srcdir)/%.cpp
@echo "generating dependency information for $<"
@$(SHELL) -ec '$(GEN_DEPS.cc) $< > /dev/null'
## Versioned libraries rules
%.$(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) $@
## End Linux-specific setup
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