m4 ChangeLog NEWS src/builtin.c src/eval.c src/... [branch-1_4]

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Branch:         branch-1_4
Changes by:     Eric Blake <ericb>      06/06/15 21:51:37

Modified files:
        .              : ChangeLog NEWS 
        src            : builtin.c eval.c format.c m4.h macro.c 

Log message:
        * src/m4.h (to_uchar): New function.
        * src/eval.c (eval_lex): Use it to avoid passing signed char to
        isdigit, isalpha, isupper, islower, isspace, isalnum.
        * src/builtin.c (expand_user_macro): Likewise.
        * src/format.c (format): Likewise.
        * src/macro.c (expand_argument): Likewise.
        * NEWS: Document this security fix.

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/m4/ChangeLog?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.65&r2=1.1.1.1.2.66
http://cvs.savannah.gnu.org/viewcvs/m4/NEWS?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.18&r2=1.1.1.1.2.19
http://cvs.savannah.gnu.org/viewcvs/m4/src/builtin.c?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.10&r2=1.1.1.1.2.11
http://cvs.savannah.gnu.org/viewcvs/m4/src/eval.c?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.1&r2=1.1.1.1.2.2
http://cvs.savannah.gnu.org/viewcvs/m4/src/format.c?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.1&r2=1.1.1.1.2.2
http://cvs.savannah.gnu.org/viewcvs/m4/src/m4.h?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.8&r2=1.1.1.1.2.9
http://cvs.savannah.gnu.org/viewcvs/m4/src/macro.c?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.3&r2=1.1.1.1.2.4