From: Pierre-Marc Fournier <pierre-marc.fournier@polymtl.ca>
Date: Mon, 14 Dec 2009 07:08:45 +0000 (-0500)
Subject: Force -fPIC build of libust-initializer.o
X-Git-Tag: v1.9.1~808
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=ec96d08c68e986340f95b70ebe3aa359922abd9c;p=lttng-ust.git

Force -fPIC build of libust-initializer.o

This is needed for linking it to shared libraries.
---

diff --git a/Makefile.am b/Makefile.am
index be14587e..93851161 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -18,5 +18,7 @@ CLEANFILES = $(ldscripts_DATA) ./tests/libust-initializer.Po
 libust.so: libust.ldscript.in
 	$(SED) -e "s@\@FORMAT\@@$(LIBFORMAT)@" -e "s@\@PATH\@@${libdir}@g" < $< > $@
 
+# It is very important to compile the initializer with PIC otherwise we
+# may get obscure errors when linking to shared libraries.
 libust-initializer.o: libust-initializer.c
-	$(CC) $(CFLAGS) -c -I$(top_srcdir)/include -o $@ $<
+	$(CC) $(CFLAGS) -fPIC -c -I$(top_srcdir)/include -o $@ $<