Add overflow checks to int4 and int8 versions of generate_series().

[pg-rex/syncrep.git] / Makefile

diff --git a/Makefile b/Makefile
index 8fbbcbd..72e9c83 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,16 +1,36 @@
-# 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.
+# The PostgreSQL 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, as a service, will look for a GNU make and invoke it, or show
+# an error message if none could be found.
 
-# 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".
+# 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. PostgreSQL is shipped with a
+# "GNUmakefile". If the user hasn't run the configure script yet, the
+# GNUmakefile won't exist yet, so we catch that case as well.
 
-all install clean dep depend distclean:
-       @echo "You must use GNU make to use Postgres.  It may be installed"
-       @echo "on your system with the name 'gmake'."
-       @echo
-       @echo "NOTE:  If you are sure that you are using GNU make and you are"
-       @echo "       still getting this message, you may simply need to run"
-       @echo "       the configure program."
+
+all check install installdirs installcheck installcheck-parallel uninstall clean distclean maintainer-clean dist distcheck world check-world install-world installcheck-world:
+       @if [ ! -f GNUmakefile ] ; then \
+          echo "You need to run the 'configure' program first. See the file"; \
+          echo "'INSTALL' for installation instructions." ; \
+          false ; \
+        fi
+       @IFS=':' ; \
+        for dir in $$PATH; do \
+          for prog in gmake gnumake make; do \
+            if [ -f $$dir/$$prog ] && ( $$dir/$$prog -f /dev/null --version 2>/dev/null | grep GNU >/dev/null 2>&1 ) ; then \
+              GMAKE=$$dir/$$prog; \
+              break 2; \
+            fi; \
+          done; \
+        done; \
+       \
+        if [ x"$${GMAKE+set}" = xset ]; then \
+          echo "Using GNU make found at $${GMAKE}"; \
+          $${GMAKE} $@ ; \
+        else \
+          echo "You must use GNU make to build PostgreSQL." ; \
+          false; \
+        fi