libXaw-1.0.16 (Xorg library)

[Bruce Dubbs]

New point version.

[Xi Ruoyao]

• Set close-on-exec when opening files
• add examples
• add xawhisto
• add simple widget demo
• expand for simple widget demo
• Variable scope reductions as suggested by cppcheck
• Handle redundantInitialization warnings from cppcheck
• Use C99 designated initializers where appropriate
• gitlab CI: add xz-utils to container for "make distcheck"
• unifdef NCR
• unifdef sony
• unifdef QNX4
• unifdef AIXV3 || __SCO__
• unifdef __osf__
• unifdef __UNIXOS2__
• Remove unused sharedlib.c
• unifdef ISC
• build-fix
• fix missing-initializer warnings
• quiet conversion-warnings with casts
• provide fallback for deprecated isascii/toascii
• reduce compiler-warnings using casts
• cppcheck scope and assignment warnings
• manpage: adjust line-breaks to avoid embedded full-stops
• manpage: assume .EX/.EE macros
• manpage: improve formatting consistency of bold/italics
• fix references to uninitialized data when constructing argument-lists
• reduce variable-length argument lists to match the existing code
• delete unused assignments
• add check for null pointer, avoid dereferencing
• split-up assignments which give unnecessary compiler-warnings
• scan-build(clang-17) reports possible null dereference, add checks
• fix clang/gcc warnings for undefined behavior, also fix a bug
• clang/gcc warnings about undefined behavior (minor bug-fix)
• amend change to XawListChange()
• make the examples configurable as (interactive) unit-tests
• delete code which is never used
• libXaw 1.0.16: amends XawListChange() prototype, plus code-cleanup

[Bruce Dubbs]

Fixed at commits

ed886773b9 Update to libXaw-1.0.16 (Xorg library).
9b177e7e0b Update to iceauth-1.0.10 (Xorg app).