MAJORVERSION = @PG_MAJORVERSION@
VERSION_NUM = @PG_VERSION_NUM@
-# Support for VPATH builds
-# (PGXS VPATH support is handled separately in pgxs.mk)
-ifndef PGXS
+# Set top_srcdir, srcdir, and VPATH.
+ifdef PGXS
+top_srcdir = $(top_builddir)
+
+# If VPATH is set or Makefile is not in current directory we are building
+# the extension with VPATH so we set the variable here.
+ifdef VPATH
+srcdir = $(VPATH)
+else
+ifeq ($(CURDIR),$(dir $(firstword $(MAKEFILE_LIST))))
+srcdir = .
+VPATH =
+else
+srcdir = $(dir $(firstword $(MAKEFILE_LIST)))
+VPATH = $(srcdir)
+endif
+endif
+else # not PGXS
vpath_build = @vpath_build@
abs_top_builddir = @abs_top_builddir@
abs_top_srcdir = @abs_top_srcdir@
ifeq ($(enable_tap_tests),yes)
define prove_installcheck
-cd $(srcdir) && TESTDIR='$(CURDIR)' PATH="$(bindir):$$PATH" PGPORT='6$(DEF_PGPORT)' top_builddir='$(CURDIR)/$(top_builddir)' $(PROVE) $(PG_PROVE_FLAGS) $(PROVE_FLAGS) t/*.pl
+cd $(srcdir) && TESTDIR='$(CURDIR)' PATH="$(bindir):$$PATH" PGPORT='6$(DEF_PGPORT)' top_builddir='$(CURDIR)/$(top_builddir)' PG_REGRESS='$(CURDIR)/$(top_builddir)/src/test/regress/pg_regress' $(PROVE) $(PG_PROVE_FLAGS) $(PROVE_FLAGS) t/*.pl
endef
define prove_check
-rm -rf $(srcdir)/tmp_check/log
-cd $(srcdir) && TESTDIR='$(CURDIR)' $(with_temp_install) PGPORT='6$(DEF_PGPORT)' top_builddir='$(CURDIR)/$(top_builddir)' $(PROVE) $(PG_PROVE_FLAGS) $(PROVE_FLAGS) t/*.pl
+rm -rf $(CURDIR)/tmp_check/log
+cd $(srcdir) && TESTDIR='$(CURDIR)' $(with_temp_install) PGPORT='6$(DEF_PGPORT)' PG_REGRESS='$(CURDIR)/$(top_builddir)/src/test/regress/pg_regress' $(PROVE) $(PG_PROVE_FLAGS) $(PROVE_FLAGS) t/*.pl
endef
else
# Make HAVE_IPV6 available for initdb script creation
HAVE_IPV6= @HAVE_IPV6@
-# The HP-UX port makefile, for one, needs access to this symbol
-HAVE_POSIX_SIGNALS= @HAVE_POSIX_SIGNALS@
-
# This is mainly for use on FreeBSD, where we have both a.out and elf
# systems now. May be applicable to other systems to?
ELF_SYSTEM= @ELF_SYS@