patches/gcc/4.4.4/140-default-format-security.patch
branch1.7
changeset 1949 838fb48dcd00
parent 1948 d341be24dc68
child 1951 583c6e1510f5
     1.1 --- a/patches/gcc/4.4.4/140-default-format-security.patch	Sun May 16 19:41:53 2010 +0200
     1.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.3 @@ -1,51 +0,0 @@
     1.4 -diff -durN gcc-4.4.0.orig/gcc/c-common.c gcc-4.4.0/gcc/c-common.c
     1.5 -
     1.6 -diff -durN gcc-4.4.4.orig/gcc/c-common.c gcc-4.4.4/gcc/c-common.c
     1.7 ---- gcc-4.4.4.orig/gcc/c-common.c	2009-11-05 15:57:57.000000000 +0100
     1.8 -+++ gcc-4.4.4/gcc/c-common.c	2010-05-16 19:11:21.000000000 +0200
     1.9 -@@ -301,7 +301,7 @@
    1.10 - /* Warn about format/argument anomalies in calls to formatted I/O functions
    1.11 -    (*printf, *scanf, strftime, strfmon, etc.).  */
    1.12 - 
    1.13 --int warn_format;
    1.14 -+int warn_format = 1;
    1.15 - 
    1.16 - /* Warn about using __null (as NULL in C++) as sentinel.  For code compiled
    1.17 -    with GCC this doesn't matter as __null is guaranteed to have the right
    1.18 -diff -durN gcc-4.4.4.orig/gcc/c.opt gcc-4.4.4/gcc/c.opt
    1.19 ---- gcc-4.4.4.orig/gcc/c.opt	2009-09-18 23:53:23.000000000 +0200
    1.20 -+++ gcc-4.4.4/gcc/c.opt	2010-05-16 19:11:21.000000000 +0200
    1.21 -@@ -236,7 +236,7 @@
    1.22 - Warn about format strings that contain NUL bytes
    1.23 - 
    1.24 - Wformat-security
    1.25 --C ObjC C++ ObjC++ Var(warn_format_security) Warning
    1.26 -+C ObjC C++ ObjC++ Var(warn_format_security) Init(1) Warning
    1.27 - Warn about possible security problems with format functions
    1.28 - 
    1.29 - Wformat-y2k
    1.30 -diff -durN gcc-4.4.4.orig/gcc/doc/invoke.texi gcc-4.4.4/gcc/doc/invoke.texi
    1.31 ---- gcc-4.4.4.orig/gcc/doc/invoke.texi	2010-04-08 12:46:46.000000000 +0200
    1.32 -+++ gcc-4.4.4/gcc/doc/invoke.texi	2010-05-16 19:11:21.000000000 +0200
    1.33 -@@ -2888,6 +2888,9 @@
    1.34 - @option{-Wformat-nonliteral}, @option{-Wformat-security}, and
    1.35 - @option{-Wformat=2} are available, but are not included in @option{-Wall}.
    1.36 - 
    1.37 -+NOTE: In Gentoo, this option is enabled by default for C, C++, ObjC, ObjC++.
    1.38 -+To disable, use @option{-Wformat=0}.
    1.39 -+
    1.40 - @item -Wformat-y2k
    1.41 - @opindex Wformat-y2k
    1.42 - @opindex Wno-format-y2k
    1.43 -@@ -2941,6 +2944,11 @@
    1.44 - in future warnings may be added to @option{-Wformat-security} that are not
    1.45 - included in @option{-Wformat-nonliteral}.)
    1.46 - 
    1.47 -+NOTE: In Gentoo, this option is enabled by default for C, C++, ObjC, ObjC++.
    1.48 -+To disable, use @option{-Wno-format-security}, or disable all format warnings
    1.49 -+with @option{-Wformat=0}.  To make format security warnings fatal, specify
    1.50 -+@option{-Werror=format-security}.
    1.51 -+
    1.52 - @item -Wformat=2
    1.53 - @opindex Wformat=2
    1.54 - @opindex Wno-format=2