From 9d91a26a154f5b345b46aff539303fae86bd9415 Mon Sep 17 00:00:00 2001
From: netblue30 <netblue30@yahoo.com>
Date: Fri, 21 Aug 2015 08:16:06 -0400
Subject: added --enable-fatal-warnings

---
 configure                | 16 ++++++++++++++++
 configure.ac             |  8 ++++++++
 src/firejail/Makefile.in |  3 ++-
 src/firemon/Makefile.in  |  3 ++-
 src/ftee/Makefile.in     |  3 ++-
 src/libtrace/Makefile.in |  2 +-
 6 files changed, 31 insertions(+), 4 deletions(-)

diff --git a/configure b/configure
index fb8051518..1b8f6728c 100755
--- a/configure
+++ b/configure
@@ -628,6 +628,7 @@ HAVE_SECCOMP_H
 EGREP
 GREP
 CPP
+HAVE_FATAL_WARNINGS
 HAVE_BIND
 HAVE_CHROOT
 HAVE_SECCOMP
@@ -686,6 +687,7 @@ enable_option_checking
 enable_seccomp
 enable_chroot
 enable_bind
+enable_fatal_warnings
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1308,6 +1310,7 @@ Optional Features:
   --disable-seccomp       Disable seccomp
   --disable-chroot        Disable chroot
   --disable-bind          Disable bind
+  --enable-fatal-warnings -W -Wall -Werror
 
 Some influential environment variables:
   CC          C compiler command
@@ -3084,6 +3087,18 @@ if test "x$enable_bind" != "xno"; then :
 
 fi
 
+HAVE_FATAL_WARNINGS=""
+# Check whether --enable-fatal_warnings was given.
+if test "${enable_fatal_warnings+set}" = set; then :
+  enableval=$enable_fatal_warnings;
+fi
+
+if test "x$enable_fatal_warnings" = "xyes"; then :
+
+	HAVE_FATAL_WARNINGS="-W -Wall -Werror"
+
+
+fi
 
 # checking pthread library
 
@@ -4720,4 +4735,5 @@ echo "   seccomp: $HAVE_SECCOMP"
 echo "   <linux/seccomp.h>: $HAVE_SECCOMP_H"
 echo "   chroot: $HAVE_CHROOT"
 echo "   bind: $HAVE_BIND"
+echo "   fatal warnings: $HAVE_FATAL_WARNINGS"
 echo
diff --git a/configure.ac b/configure.ac
index 8c5a65397..3fa0c933b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -33,6 +33,13 @@ AS_IF([test "x$enable_bind" != "xno"], [
 	AC_SUBST(HAVE_BIND)
 ])
 
+HAVE_FATAL_WARNINGS=""
+AC_ARG_ENABLE([fatal_warnings],
+    AS_HELP_STRING([--enable-fatal-warnings], [-W -Wall -Werror]))
+AS_IF([test "x$enable_fatal_warnings" = "xyes"], [
+	HAVE_FATAL_WARNINGS="-W -Wall -Werror"
+	AC_SUBST(HAVE_FATAL_WARNINGS)
+])
 
 # checking pthread library
 AC_CHECK_LIB([pthread], [main], [], AC_MSG_ERROR([*** POSIX thread support not installed ***]))
@@ -49,4 +56,5 @@ echo "   seccomp: $HAVE_SECCOMP"
 echo "   <linux/seccomp.h>: $HAVE_SECCOMP_H"
 echo "   chroot: $HAVE_CHROOT"
 echo "   bind: $HAVE_BIND"
+echo "   fatal warnings: $HAVE_FATAL_WARNINGS"
 echo
diff --git a/src/firejail/Makefile.in b/src/firejail/Makefile.in
index fca86be4d..f2419c0cd 100644
--- a/src/firejail/Makefile.in
+++ b/src/firejail/Makefile.in
@@ -7,12 +7,13 @@ HAVE_SECCOMP_H=@HAVE_SECCOMP_H@
 HAVE_SECCOMP=@HAVE_SECCOMP@
 HAVE_CHROOT=@HAVE_CHROOT@
 HAVE_BIND=@HAVE_BIND@
+HAVE_FATAL_WARNINGS=@HAVE_FATAL_WARNINGS@
 
 H_FILE_LIST       = $(wildcard *.[h])
 C_FILE_LIST       = $(wildcard *.c)
 OBJS = $(C_FILE_LIST:.c=.o)
 BINOBJS =  $(foreach file, $(OBJS), $file)
-CFLAGS += -ggdb -W -Wall -Werror -O2 -DVERSION='"$(VERSION)"' -DPREFIX='"$(PREFIX)"' $(HAVE_SECCOMP) $(HAVE_SECCOMP_H) $(HAVE_CHROOT) $(HAVE_BIND) -fstack-protector-all -D_FORTIFY_SOURCE=2 -fPIE -pie -Wformat -Wformat-security
+CFLAGS += -ggdb $(HAVE_FATAL_WARNINGS) -O2 -DVERSION='"$(VERSION)"' -DPREFIX='"$(PREFIX)"' $(HAVE_SECCOMP) $(HAVE_SECCOMP_H) $(HAVE_CHROOT) $(HAVE_BIND) -fstack-protector-all -D_FORTIFY_SOURCE=2 -fPIE -pie -Wformat -Wformat-security
 LDFLAGS += -pie -Wl,-z,relro -Wl,-z,now -lpthread
 
 %.o : %.c $(H_FILE_LIST)
diff --git a/src/firemon/Makefile.in b/src/firemon/Makefile.in
index 56c25ee18..39033fa71 100644
--- a/src/firemon/Makefile.in
+++ b/src/firemon/Makefile.in
@@ -3,12 +3,13 @@ all: firemon
 PREFIX=@prefix@
 VERSION=@PACKAGE_VERSION@
 NAME=@PACKAGE_NAME@
+HAVE_FATAL_WARNINGS=@HAVE_FATAL_WARNINGS@
 
 H_FILE_LIST       = $(wildcard *.[h])
 C_FILE_LIST       = $(wildcard *.c)
 OBJS = $(C_FILE_LIST:.c=.o)
 BINOBJS =  $(foreach file, $(OBJS), $file)
-CFLAGS += -ggdb -W -Wall -Werror -O2 -DVERSION='"$(VERSION)"' -fstack-protector-all -D_FORTIFY_SOURCE=2 -fPIE -pie -Wformat -Wformat-security
+CFLAGS += -ggdb $(HAVE_FATAL_WARNINGS) -O2 -DVERSION='"$(VERSION)"' -fstack-protector-all -D_FORTIFY_SOURCE=2 -fPIE -pie -Wformat -Wformat-security
 LDFLAGS += -pie -Wl,-z,relro -Wl,-z,now 
 
 %.o : %.c $(H_FILE_LIST)
diff --git a/src/ftee/Makefile.in b/src/ftee/Makefile.in
index 8fe4a4c4c..a17c33988 100644
--- a/src/ftee/Makefile.in
+++ b/src/ftee/Makefile.in
@@ -3,12 +3,13 @@ all: ftee
 PREFIX=@prefix@
 VERSION=@PACKAGE_VERSION@
 NAME=@PACKAGE_NAME@
+HAVE_FATAL_WARNINGS=@HAVE_FATAL_WARNINGS@
 
 H_FILE_LIST       = $(wildcard *.[h])
 C_FILE_LIST       = $(wildcard *.c)
 OBJS = $(C_FILE_LIST:.c=.o)
 BINOBJS =  $(foreach file, $(OBJS), $file)
-CFLAGS += -ggdb -W -Wall -Werror -O2 -DVERSION='"$(VERSION)"' -DPREFIX='"$(PREFIX)"' -fstack-protector-all -D_FORTIFY_SOURCE=2 -fPIE -pie -Wformat -Wformat-security
+CFLAGS += -ggdb $(HAVE_FATAL_WARNINGS) -O2 -DVERSION='"$(VERSION)"' -DPREFIX='"$(PREFIX)"' -fstack-protector-all -D_FORTIFY_SOURCE=2 -fPIE -pie -Wformat -Wformat-security
 LDFLAGS += -pie -Wl,-z,relro -Wl,-z,now -lpthread
 
 %.o : %.c $(H_FILE_LIST)
diff --git a/src/libtrace/Makefile.in b/src/libtrace/Makefile.in
index ca152cef2..a7d768bf4 100644
--- a/src/libtrace/Makefile.in
+++ b/src/libtrace/Makefile.in
@@ -6,7 +6,7 @@ H_FILE_LIST       = $(wildcard *.[h])
 C_FILE_LIST       = $(wildcard *.c)
 OBJS = $(C_FILE_LIST:.c=.o)
 BINOBJS =  $(foreach file, $(OBJS), $file)
-CFLAGS += -ggdb -W -Wall -Werror -O2 -DVERSION='"$(VERSION)"' -fstack-protector-all -D_FORTIFY_SOURCE=2 -fPIC -Wformat -Wformat-security
+CFLAGS += -ggdb $(HAVE_FATAL_WARNINGS) -O2 -DVERSION='"$(VERSION)"' -fstack-protector-all -D_FORTIFY_SOURCE=2 -fPIC -Wformat -Wformat-security
 LDFLAGS += -pie -Wl,-z,relro -Wl,-z,now 
 
 all: libtrace.so
-- 
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