Support cross compilation by compiling "zic" with a native compiler. This

relies on the output of zic being platform independent, but that is
currently the case.

1 files changed, 13 insertions, 4 deletions

diff --git a/src/timezone/Makefile b/src/timezone/Makefile
index e468b73dce..86d25a814e 100644
--- a/src/timezone/Makefile
+++ b/src/timezone/Makefile
@@ -4,7 +4,7 @@
 #    Makefile for the timezone library
 
 # IDENTIFICATION
-#    $PostgreSQL: pgsql/src/timezone/Makefile,v 1.17 2004/12/31 19:01:54 tgl Exp $
+#    $PostgreSQL: pgsql/src/timezone/Makefile,v 1.18 2005/07/03 18:54:28 petere Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -18,7 +18,7 @@ override CPPFLAGS := $(CPPFLAGS)
 OBJS= localtime.o strftime.o pgtz.o
 
 # files needed to build zic utility program
-ZICOBJS= zic.o ialloc.o scheck.o localtime.o
+ZICOBJS= zic.o ialloc.o scheck.o localtime-zic.o
 
 # timezone data files
 TZDATA := africa antarctica asia australasia europe northamerica southamerica \
@@ -30,8 +30,17 @@ all: SUBSYS.o submake-libpgport zic
 SUBSYS.o: $(OBJS)
 	$(LD) $(LDREL) $(LDOUT) SUBSYS.o $(OBJS)
 
+# In case of cross-compilation, zic needs to be built with a native
+# compiler because it is run during the build, not on the final
+# system.
+
+localtime-zic.c: localtime.c
+	$(LN_S) $< $@
+
+$(ZICOBJS): CC=$(CC_FOR_BUILD)
+
 zic: $(ZICOBJS)
-	$(CC) $(CFLAGS) $(ZICOBJS) $(LDFLAGS) $(LIBS) -o $@$(X)
+	$(CC_FOR_BUILD) $(CFLAGS) $(ZICOBJS) -o $@$(X)
 
 install: all installdirs
 	./zic -d $(DESTDIR)$(datadir)/timezone $(TZDATAFILES)
@@ -40,4 +49,4 @@ installdirs:
 	$(mkinstalldirs) $(DESTDIR)$(datadir)
 
 clean distclean maintainer-clean:
-	rm -f SUBSYS.o zic$(X) $(OBJS) $(ZICOBJS)
+	rm -f SUBSYS.o zic zic$(X) $(OBJS) $(ZICOBJS) localtime-zic.c