I wrote:
> Peter Eisentraut <peter.eisentr...@enterprisedb.com> writes:
>> Could we set this rule up a little bit differently so that it is only
>> run when the library is built.
>> Right now, make world on a built tree makes 17 calls to this "nm" line,
>> and make check-world calls it 81 times. I think once would be enough. ;-)
> Hmm, didn't realize that would happen. Will see what can be done.
Looks like we'd have to make use of a dummy stamp-file, more or less
as attached. Any objections?
regards, tom lane
diff --git a/src/interfaces/libpq/.gitignore b/src/interfaces/libpq/.gitignore
index a4afe7c1c6..7478dc344a 100644
--- a/src/interfaces/libpq/.gitignore
+++ b/src/interfaces/libpq/.gitignore
@@ -1 +1,2 @@
/exports.list
+/libpq-refs-stamp
diff --git a/src/interfaces/libpq/Makefile b/src/interfaces/libpq/Makefile
index c2a35a488a..bb6ceec2c9 100644
--- a/src/interfaces/libpq/Makefile
+++ b/src/interfaces/libpq/Makefile
@@ -96,7 +96,7 @@ SHLIB_EXPORTS = exports.txt
PKG_CONFIG_REQUIRES_PRIVATE = libssl libcrypto
-all: all-lib check-libpq-refs
+all: all-lib libpq-refs-stamp
# Shared library stuff
include $(top_srcdir)/src/Makefile.shlib
@@ -108,9 +108,9 @@ backend_src = $(top_srcdir)/src/backend
# If nm doesn't exist or doesn't work on shlibs, this test will do nothing,
# which is fine. The exclusion of __cxa_atexit is necessary on OpenBSD,
# which seems to insert references to that even in pure C code.
-.PHONY: check-libpq-refs
-check-libpq-refs: $(shlib)
+libpq-refs-stamp: $(shlib)
! nm -A -g -u $< 2>/dev/null | grep -v __cxa_atexit | grep exit
+ touch $@
# Make dependencies on pg_config_paths.h visible in all builds.
fe-connect.o: fe-connect.c $(top_builddir)/src/port/pg_config_paths.h
@@ -141,7 +141,7 @@ uninstall: uninstall-lib
clean distclean: clean-lib
$(MAKE) -C test $@
- rm -f $(OBJS) pthread.h
+ rm -f $(OBJS) pthread.h libpq-refs-stamp
# Might be left over from a Win32 client-only build
rm -f pg_config_paths.h
