Fix PL/Perl build on Cygwin

petere · petere · commit 1c3aa54502dd · 2022-09-02T17:56:14.000+02:00
This was broken by b4e9368. The reason why this fixes it are not entirely clear, but it seemed the best way to get it working again. Discussion: https://www.postgresql.org/message-id/flat/8c4fcb72-2574-ff7c-4c25-1f032d4a2a57%40enterprisedb.com
diff --git a/src/pl/plperl/GNUmakefile b/src/pl/plperl/GNUmakefile
@@ -55,6 +55,11 @@ endif # win32
 
 SHLIB_LINK = $(perl_embed_ldflags)
 
+# see https://www.postgresql.org/message-id/flat/8c4fcb72-2574-ff7c-4c25-1f032d4a2a57%40enterprisedb.com
+ifeq ($(PORTNAME), cygwin)
+SHLIB_LINK += -Wl,--export-all-symbols
+endif
+
 REGRESS_OPTS = --dbname=$(PL_TESTDB)
 REGRESS = plperl_setup plperl plperl_lc plperl_trigger plperl_shared \
 	plperl_elog plperl_util plperl_init plperlu plperl_array \
