Introduce build hardening flags for f23

From: Al Stone <ahs3@redhat.com>

---

 generate/unix/Makefile.config |    2 ++

 generate/unix/iasl/Makefile   |   13 +++++++------

 2 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/generate/unix/Makefile.config b/generate/unix/Makefile.config

index 2c67be4..e8a419e 100644

--- a/generate/unix/Makefile.config

+++ b/generate/unix/Makefile.config

@@ -167,6 +167,8 @@ ifneq ($(NOFORTIFY),TRUE)

 OPT_CFLAGS += -D_FORTIFY_SOURCE=2

 endif

+OPT_CFLAGS += -fPIC -pie

+

 CFLAGS += \

     -D$(HOST)\

     -D_GNU_SOURCE\

diff --git a/generate/unix/iasl/Makefile b/generate/unix/iasl/Makefile

index 8b71edd..b403037 100644

--- a/generate/unix/iasl/Makefile

+++ b/generate/unix/iasl/Makefile

@@ -312,20 +312,21 @@ $(OBJDIR)/prparserparse.c $(OBJDIR)/prparser.y.h :       $(ASL_COMPILER)/prparse

 # Cannot use the common compile warning flags since the C files are created

 # by the utilities above and they are not necessarily ANSI C, etc.

 #

+HARDENING_FLAGS = -fPIC -pie

 $(OBJDIR)/aslcompilerlex.o :   $(OBJDIR)/aslcompilerlex.c

-	$(CC) -c $(CFLAGS) -Wall -Werror -o$@ $<

+	$(CC) -c $(CFLAGS) $(HARDENING_FLAGS) -Wall -Werror -o$@ $<

 $(OBJDIR)/aslcompilerparse.o : $(OBJDIR)/aslcompilerparse.c

-	$(CC) -c $(CFLAGS) -Wall -Werror -o$@ $<

+	$(CC) -c $(CFLAGS) $(HARDENING_FLAGS) -Wall -Werror -o$@ $<

 $(OBJDIR)/dtparserlex.o :      $(OBJDIR)/dtparserlex.c

-	$(CC) -c $(CFLAGS) -Wall -Werror -o$@ $<

+	$(CC) -c $(CFLAGS) $(HARDENING_FLAGS) -Wall -Werror -o$@ $<

 $(OBJDIR)/dtparserparse.o :    $(OBJDIR)/dtparserparse.c

-	$(CC) -c $(CFLAGS) -Wall -Werror -o$@ $<

+	$(CC) -c $(CFLAGS) $(HARDENING_FLAGS) -Wall -Werror -o$@ $<

 $(OBJDIR)/prparserlex.o :      $(OBJDIR)/prparserlex.c

-	$(CC) -c $(CFLAGS) -Wall -Werror -o$@ $<

+	$(CC) -c $(CFLAGS) $(HARDENING_FLAGS) -Wall -Werror -o$@ $<

 $(OBJDIR)/prparserparse.o :    $(OBJDIR)/prparserparse.c

-	$(CC) -c $(CFLAGS) -Wall -Werror -o$@ $<

+	$(CC) -c $(CFLAGS) $(HARDENING_FLAGS) -Wall -Werror -o$@ $<