wiringpi: much implementation

[chiark-tcl.git] / base / shlib.make

diff --git a/base/shlib.make b/base/shlib.make
index e69ea6c64d54d007eed54ca1e40f1a5a4a5a0b77..c48fe4c82df9118152fd3eae38274c5ee4df1719 100644 (file)
--- a/base/shlib.make
+++ b/base/shlib.make
@@ -1,9 +1,27 @@
+# base code for various Tcl extensions
+# Copyright 2006-2012 Ian Jackson
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this library; if not, see <http://www.gnu.org/licenses/>.
+
+
 
 OBJS_CFILES += $(addsuffix .o, $(CFILES))
 OBJS +=                $(OBJS_CFILES)
+CFLAGS +=      -fPIC
 
 TARGETS +=     $(SHLIB).so
+SHLIB_LDFLAGS ?= $(LDFLAGS) -o $@ -shared -Xlinker -soname=$@
 
 $(SHLIB).so:   $(OBJS)
-               $(CC) $(CFLAGS) $(LDFLAGS) -o $@ -shared \
-                       -Xlinker -soname=$@ $(OBJS) $(LDLIBS)
+               $(CC) $(CFLAGS) $(SHLIB_LDFLAGS) $(OBJS) $(LDLIBS)