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An idea. Don't remember if it works or helps. Enabling
-ffunction-sections could be a good first step to implementing
library peeling.
Index: configure.ac
===================================================================
RCS file: /var/cvs/liboil/configure.ac,v
retrieving revision 1.33
diff -u -r1.33 configure.ac
--- configure.ac 11 Jan 2005 08:03:08 -0000 1.33
+++ configure.ac 13 Jan 2005 06:41:40 -0000
@@ -128,7 +128,7 @@
true)
fi
-LIBOIL_CFLAGS="$LIBOIL_CFLAGS -D_GNU_SOURCE -D_POSIX_C_SOURCE=200112L -I\$(top_srcdir) -O2"
+LIBOIL_CFLAGS="$LIBOIL_CFLAGS -D_GNU_SOURCE -D_POSIX_C_SOURCE=200112L -I\$(top_srcdir) -O2 -ffunction-sections -fdata-sections"
AC_SUBST(LIBOIL_CFLAGS)
LIBOIL_LIBS="\$(top_builddir)/liboil/liboil-$LIBOIL_MAJORMINOR.la"
Index: liboil/Makefile.am
===================================================================
RCS file: /var/cvs/liboil/liboil/Makefile.am,v
retrieving revision 1.26
diff -u -r1.26 Makefile.am
--- liboil/Makefile.am 10 Jan 2005 04:51:51 -0000 1.26
+++ liboil/Makefile.am 13 Jan 2005 06:41:40 -0000
@@ -30,7 +30,8 @@
liboiltmp1_la_SOURCES =
liboiltmp1_la_LDFLAGS = -lm \
- -export-symbols-regex 'oil_'
+ -export-symbols-regex 'oil_' \
+ -Wl,--gc-sections
liboiltmp1_la_LIBADD = \
liboilfunctions.la
@@ -55,7 +56,8 @@
liboil_@LIBOIL_MAJORMINOR@_la_CFLAGS = $(LIBOIL_CFLAGS)
liboil_@LIBOIL_MAJORMINOR@_la_LDFLAGS = -lm \
-version-info $(LIBOIL_LIBVERSION) \
- -export-symbols-regex '^oil_'
+ -export-symbols-regex '^oil_' \
+ -Wl,--gc-sections
# This is required to use 'make -j2'. Automake doesn't seem to notice
# that one of the dependencies is in this directory.
@@ -85,11 +87,11 @@
echo ' NULL' >>liboilarray.c
echo '};' >>liboilarray.c
echo >>liboilarray.c
- grep '^_oil_function_impl_' .libs/liboiltmp1.exp | \
+ grep '^_oil_function_impl_.*ref' .libs/liboiltmp1.exp | \
sed 's/.*/extern OilFunctionImpl &;/' >>liboilarray.c
echo >>liboilarray.c
echo 'OilFunctionImpl *_oil_function_impl_array[] = {' >>liboilarray.c
- grep '^_oil_function_impl_' .libs/liboiltmp1.exp | \
+ grep '^_oil_function_impl_.*ref' .libs/liboiltmp1.exp | \
sed 's/.*/ \&&,/' >>liboilarray.c
echo ' NULL' >>liboilarray.c
echo '};' >>liboilarray.c
|
