Rename Makefile to GNUMakefile and add a "use GNU Make" Makefile so people

don't accidentally use non-GNU make.

src/test/regress/GNUMakefile

+#-------------------------------------------------------------------------
+#
+# Makefile--
+#    Makefile for regress (the regression test)
+#
+# Copyright (c) 1994, Regents of the University of California
+#
+#
+# IDENTIFICATION
+#    $Header: /cvsroot/pgsql/src/test/regress/Attic/GNUMakefile,v 1.1 1997/01/18 08:01:30 bryanh Exp $
+#
+#-------------------------------------------------------------------------
+
+SRCDIR= ../..
+include ../../Makefile.global
+
+CFLAGS+= -I$(LIBPQDIR) -I../../include
+
+LDADD+= -L$(LIBPQDIR) -lpq
+        
+#
+# DLOBJS is the dynamically-loaded object file.  The regression test uses 
+# this when it does a CREATE FUNCTION ... LANGUAGE 'C').
+#
+DLOBJS= regress$(DLSUFFIX)
+
+#
+# ... plus test query inputs
+#
+# INFILES is the files the regression test uses for input.
+INFILES= $(DLOBJS) \
+         create.sql queries.sql errors.sql destroy.sql security.sql \
+         expected.out
+#
+# plus exports files
+#
+ifdef EXPSUFF
+INFILES+= $(DLOBJS:.o=$(EXPSUFF))
+endif
+
+# OUTFILES is the files that get created by running the regression test.
+OUTFILES= stud_emp.data onek.data regress.out aportal.out
+
+#
+# prepare to run the test (including clean-up after the last run)
+#
+all: $(INFILES)
+	rm -f $(OUTFILES)
+
+#
+# run the test
+#
+runtest: $(INFILES) expected.out 
+	$(SHELL) ./regress.sh 2>&1 | tee regress.out
+	@echo "ACTUAL RESULTS OF REGRESSION TEST ARE NOW IN FILE regress.out"
+
+# The expected.input file is part of the distribution.  It was made by hand
+# from 'regress.out' from a reference run of the regression test, replacing
+# installation-dependent things with names like _CWD_.  The following rule
+# turns those names back into real values for the instant installation to
+# create a standard (expected.out) against which to compare regress.out 
+# from the experimental run.
+#
+#
+expected.out: expected.input
+	if [ -z "$$USER" ]; then USER=$$LOGNAME; fi; \
+	if [ -z "$$USER" ]; then USER=`whoami`; fi; \
+	if [ -z "$$USER" ]; then echo 'Cannot deduce $USER.'; exit 1; fi; \
+	rm -f expected.out; \
+	MYTZ=`date | cut -c21`; \
+	C="`pwd`"; \
+	sed -e "s:_CWD_:$$C:g" \
+	    -e "s:_OBJWD_:$$C:g" \
+            -e "s:_DLSUFFIX_:$(DLSUFFIX):g" \
+	    -e "s;\([A-Z][a-z][a-z][^ ]* [A-Z][a-z][a-z] [0-9 ][0-9] [0-9][0-9]:[0-9][0-9]:[0-9][0-9] [0-9][0-9][0-9][0-9] \)[A-Z]\([A-Z][A-Z]\);\1$$MYTZ\2;g" \
+	    -e "s;\([A-Z][a-z][a-z][^ ]* [A-Z][a-z][a-z] [0-9 ][0-9] [0-9][0-9]:[0-9][0-9]:[0-9][0-9] \)[A-Z]\([A-Z][A-Z] [0-9][0-9][0-9][0-9]\);\1$$MYTZ\2;g" \
+	    -e "s:_USER_:$$USER:g" < expected.input > expected.out
+	@echo "YOUR EXPECTED RESULTS ARE NOW IN FILE expected.out."
+
+%.sql: %.source
+	if [ -z "$$USER" ]; then USER=$$LOGNAME; fi; \
+	if [ -z "$$USER" ]; then USER=`whoami`; fi; \
+	if [ -z "$$USER" ]; then echo 'Cannot deduce $$USER.'; exit 1; fi; \
+	rm -f $@; \
+	C=`pwd`; \
+	sed -e "s:_CWD_:$$C:g" \
+	    -e "s:_OBJWD_:$$C:g" \
+	    -e "s:_DLSUFFIX_:$(DLSUFFIX):g" \
+	    -e "s/_USER_/$$USER/g" < $< > $@
+
+clean:
+	rm -f $(INFILES)
+	rm -f $(OUTFILES)
+

src/test/regress/Makefile

-#-------------------------------------------------------------------------
-#
-# Makefile--
-#    Makefile for regress (the regression test)
-#
-# Copyright (c) 1994, Regents of the University of California
-#
-#
-# IDENTIFICATION
-#    $Header: /cvsroot/pgsql/src/test/regress/Makefile,v 1.12 1997/01/05 21:17:36 bryanh Exp $
-#
-#-------------------------------------------------------------------------
-
-SRCDIR= ../..
-include ../../Makefile.global
-
-CFLAGS+= -I$(LIBPQDIR) -I../../include
-
-#
-# DLOBJS is the dynamically-loaded object file.  The regression test uses 
-# this when it does a CREATE FUNCTION ... LANGUAGE 'C').
-#
-DLOBJS= regress$(DLSUFFIX)
-
-#
-# ... plus test query inputs
-#
-# INFILES is the files the regression test uses for input.
-INFILES= $(DLOBJS) \
-         create.sql queries.sql errors.sql destroy.sql security.sql \
-         expected.out
-#
-# plus exports files
-#
-ifdef EXPSUFF
-INFILES+= $(DLOBJS:.o=$(EXPSUFF))
-endif
-
-# OUTFILES is the files that get created by running the regression test.
-OUTFILES= stud_emp.data onek.data regress.out aportal.out
-
-#
-# prepare to run the test (including clean-up after the last run)
-#
-all: $(INFILES)
-	rm -f $(OUTFILES)
-
-#
-# run the test
-#
-runtest: $(INFILES) expected.out 
-	$(SHELL) ./regress.sh 2>&1 | tee regress.out
-	@echo "ACTUAL RESULTS OF REGRESSION TEST ARE NOW IN FILE regress.out"
-
-# The expected.input file is part of the distribution.  It was made by hand
-# from 'regress.out' from a reference run of the regression test, replacing
-# installation-dependent things with names like _CWD_.  The following rule
-# turns those names back into real values for the instant installation to
-# create a standard (expected.out) against which to compare regress.out 
-# from the experimental run.
-#
-#
-expected.out: expected.input
-	if [ -z "$$USER" ]; then USER=$$LOGNAME; fi; \
-	if [ -z "$$USER" ]; then USER=`whoami`; fi; \
-	if [ -z "$$USER" ]; then echo 'Cannot deduce $USER.'; exit 1; fi; \
-	rm -f expected.out; \
-	MYTZ=`date | cut -c21`; \
-	C="`pwd`"; \
-	sed -e "s:_CWD_:$$C:g" \
-	    -e "s:_OBJWD_:$$C:g" \
-            -e "s:_DLSUFFIX_:$(DLSUFFIX):g" \
-	    -e "s;\([A-Z][a-z][a-z][^ ]* [A-Z][a-z][a-z] [0-9 ][0-9] [0-9][0-9]:[0-9][0-9]:[0-9][0-9] [0-9][0-9][0-9][0-9] \)[A-Z]\([A-Z][A-Z]\);\1$$MYTZ\2;g" \
-	    -e "s;\([A-Z][a-z][a-z][^ ]* [A-Z][a-z][a-z] [0-9 ][0-9] [0-9][0-9]:[0-9][0-9]:[0-9][0-9] \)[A-Z]\([A-Z][A-Z] [0-9][0-9][0-9][0-9]\);\1$$MYTZ\2;g" \
-	    -e "s:_USER_:$$USER:g" < expected.input > expected.out
-	@echo "YOUR EXPECTED RESULTS ARE NOW IN FILE expected.out."
-
-%.sql: %.source
-	if [ -z "$$USER" ]; then USER=$$LOGNAME; fi; \
-	if [ -z "$$USER" ]; then USER=`whoami`; fi; \
-	if [ -z "$$USER" ]; then echo 'Cannot deduce $$USER.'; exit 1; fi; \
-	rm -f $@; \
-	C=`pwd`; \
-	sed -e "s:_CWD_:$$C:g" \
-	    -e "s:_OBJWD_:$$C:g" \
-	    -e "s:_DLSUFFIX_:$(DLSUFFIX):g" \
-	    -e "s/_USER_/$$USER/g" < $< > $@
-
-clean:
-	rm -f $(INFILES)
-	rm -f $(OUTFILES)
-
+# The Postgres make files exploit features of GNU make that other makes
+# do not have.  Because it is a common mistake for users to try to build
+# Postgres with a different make, we have this make file that does nothing
+# but tell the user to use GNU make.
+
+# If the user were using GNU make now, this file would not get used because
+# GNU make uses a make file named "GNUmakefile" in preference to "Makefile"
+# if it exists.  Postgres is shipped with a "GNUmakefile".
+
+all install clean dep depend:
+	@echo "You must use GNU make to use Postgres.  It may be installed"
+	@echo "on your system with the name 'gmake'."