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authorKhem Raj <raj.khem@gmail.com>2016-02-17 08:33:40 +0000
committerRichard Purdie <richard.purdie@linuxfoundation.org>2016-02-21 09:32:01 +0000
commit2735d096aef2d039d711c13c311bb6dba979f437 (patch)
tree7bcce36fbe8196a92fed94371001adce2965c2cb /meta/recipes-extended/newt
parent138fdeacb822705f9d3d363753f93ff653e7928b (diff)
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libnewt: Fix build with PIE flags
security flags add -pie -fpie to CFLAGS which is not right options for compiling .so files, they are only useful for compiling executables Signed-off-by: Khem Raj <raj.khem@gmail.com>
Diffstat (limited to 'meta/recipes-extended/newt')
-rw-r--r--meta/recipes-extended/newt/files/pie-flags.patch36
-rw-r--r--meta/recipes-extended/newt/libnewt_0.52.18.bb2
2 files changed, 38 insertions, 0 deletions
diff --git a/meta/recipes-extended/newt/files/pie-flags.patch b/meta/recipes-extended/newt/files/pie-flags.patch
new file mode 100644
index 0000000000..8883e26adf
--- /dev/null
+++ b/meta/recipes-extended/newt/files/pie-flags.patch
@@ -0,0 +1,36 @@
+specify -fPIC after CFLAGS so it can override the CFLAGS containing -pie and -fpie
+this makes sure the objects that go into shared objects are compiled with -fPIC
+and not with -fpie. We can not use -fpie on objects which will go into .so files
+Fixes errors like
+
+| /mnt/oe/build/tmp-glibc/sysroots/x86_64-linux/usr/libexec/x86_64-oe-linux/gcc/x86_64-oe-linux/5.3.0/ld: shared/newt.o: relocation R_X86_64_PC32 against undefined symbol `SLtt_Screen_Rows@@SLANG2' can not be used when making a shared object; recompile with -fPIC
+| /mnt/oe/build/tmp-glibc/sysroots/x86_64-linux/usr/libexec/x86_64-oe-linux/gcc/x86_64-oe-linux/5.3.0/ld: final link failed: Bad value
+| collect2: error: ld returned 1 exit status
+| make: *** [libnewt.so.0.52.18] Error 1
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+Upstream-Status: Pending
+Index: newt-0.52.18/Makefile.in
+===================================================================
+--- newt-0.52.18.orig/Makefile.in
++++ newt-0.52.18/Makefile.in
+@@ -96,8 +96,8 @@ _snack.$(SOEXT): snack.c $(LIBNEWTSH)
+ PIFLAGS=`$$pyconfig --includes`; \
+ PLDFLAGS=`$$pyconfig --ldflags`; \
+ PLFLAGS=`$$pyconfig --libs`; \
+- echo $(CC) $(SHCFLAGS) $(CPPFLAGS) $$PIFLAGS $$PCFLAGS -c -o $$ver/snack.o snack.c; \
+- $(CC) $(SHCFLAGS) $(CPPFLAGS) $$PIFLAGS $$PCFLAGS -c -o $$ver/snack.o snack.c; \
++ echo $(CC) $(CPPFLAGS) $(SHCFLAGS) $$PIFLAGS $$PCFLAGS -c -o $$ver/snack.o snack.c; \
++ $(CC) $(CPPFLAGS) $(SHCFLAGS) $$PIFLAGS $$PCFLAGS -c -o $$ver/snack.o snack.c; \
+ echo $(CC) --shared $$PLDFLAGS $$PLFLAGS $(LDFLAGS) -o $$ver/_snack.$(SOEXT) $$ver/snack.o -L. -lnewt $(LIBS); \
+ $(CC) --shared $$PLDFLAGS $$PLFLAGS $(LDFLAGS) -o $$ver/_snack.$(SOEXT) $$ver/snack.o -L. -lnewt $(LIBS); \
+ done || :
+@@ -135,7 +135,7 @@ $(LIBNEWTSH): $(SHAREDOBJS)
+ ln -fs $(LIBNEWTSH) $(LIBNEWTSONAME)
+
+ $(SHAREDDIR)/%.o : %.c $(SHAREDDIR)
+- $(CC) $(SHCFLAGS) -c $(CFLAGS) $(CPPFLAGS) -o $@ $<
++ $(CC) -c $(CFLAGS) $(CPPFLAGS) $(SHCFLAGS) -o $@ $<
+
+ install: $(LIBNEWT) install-sh whiptail
+ [ -d $(instroot)/$(bindir) ] || install -m 755 -d $(instroot)/$(bindir)
diff --git a/meta/recipes-extended/newt/libnewt_0.52.18.bb b/meta/recipes-extended/newt/libnewt_0.52.18.bb
index 293c1a8a5a..9a2964be19 100644
--- a/meta/recipes-extended/newt/libnewt_0.52.18.bb
+++ b/meta/recipes-extended/newt/libnewt_0.52.18.bb
@@ -22,6 +22,7 @@ SRC_URI = "https://fedorahosted.org/releases/n/e/newt/newt-${PV}.tar.gz \
file://fix_SHAREDDIR.patch \
file://cross_ar.patch \
file://Makefile.in-Add-tinfo-library-to-the-linking-librari.patch \
+ file://pie-flags.patch \
"
SRC_URI[md5sum] = "685721bee1a318570704b19dcf31d268"
@@ -37,6 +38,7 @@ CLEANBROKEN = "1"
export STAGING_INCDIR
export STAGING_LIBDIR
+export CPPFLAGS
export BUILD_SYS
export HOST_SYS