openwrt/package/network/utils/iproute2/patches/175-reduce-dynamic-syms.patch
Nick Hainke 9ed26a48d9 iproute2: update to 6.6.0
Release Notes:
https://lore.kernel.org/netdev/20231106090325.07092c87@hermes.local/T/

Automatically refreshed:
- 115-add-config-xtlibdir.patch
- 175-reduce-dynamic-syms.patch
- 195-build_variant_ip_tc.patch

Signed-off-by: Nick Hainke <vincent@systemli.org>
2023-12-11 16:44:19 +01:00

46 lines
1.5 KiB
Diff

--- a/tc/Makefile
+++ b/tc/Makefile
@@ -106,7 +106,7 @@ LDLIBS += -L. -lm
ifeq ($(SHARED_LIBS),y)
LDLIBS += -ldl
-LDFLAGS += -Wl,-export-dynamic
+LDFLAGS += -Wl,--dynamic-list=dynsyms.list
endif
TCLIB := tc_core.o
@@ -135,7 +135,7 @@ MODDESTDIR := $(DESTDIR)$(LIBDIR)/tc
all: tc $(TCSO)
tc: $(TCOBJ) $(LIBNETLINK) libtc.a
- $(QUIET_LINK)$(CC) $^ $(LDFLAGS) $(LDLIBS) -o $@
+ $(QUIET_LINK)$(CC) $(filter-out dynsyms.list, $^) $(LDFLAGS) $(LDLIBS) -o $@
libtc.a: $(TCLIB)
$(QUIET_AR)$(AR) rcs $@ $^
@@ -157,6 +157,7 @@ install: all
clean:
rm -f $(TCOBJ) $(TCLIB) libtc.a tc *.so emp_ematch.tab.h; \
rm -f emp_ematch.tab.*
+ rm -f dynsyms.list
m_xt.so: m_xt.c
$(QUIET_CC)$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) -shared -fpic -o m_xt.so m_xt.c $$($(PKG_CONFIG) xtables --cflags --libs)
@@ -193,4 +194,16 @@ static-syms.h: $(wildcard *.c)
sed -n '/'$$s'[^ ]* =/{s:.* \([^ ]*'$$s'[^ ]*\) .*:extern char \1[] __attribute__((weak)); if (!strcmp(sym, "\1")) return \1;:;p}' $$files ; \
done > $@
+else
+
+tc: dynsyms.list
+m_xt.so: dynsyms.list
+dynsyms.list: $(wildcard *.c)
+ files="$(filter-out $(patsubst %.so,%.c,$(TCSO)), $^)" ; \
+ echo "{" > $@ ; \
+ for s in `grep -B 3 '\<dlsym' $$files | sed -n '/snprintf/{s:.*"\([^"]*\)".*:\1:;s:%s::;p}'` ; do \
+ sed -n '/'$$s'[^ ]* =/{s:.* \([^ ]*'$$s'[^ ]*\) .*:\1;:;p}' $$files ; \
+ done >> $@ ; \
+ echo "show_stats; print_nl; print_tm; parse_rtattr; parse_rtattr_flags; get_u32; matches; addattr_l; addattr_nest; addattr_nest_end; };" >> $@
+
endif