[PATCH] Fix exit status of signal handlers in shell scripts

The value of `$?' on entrance to signal handlers in shell scripts cannot be relied upon, so set the exit code explicitly to 128 + SIGTERM == 143. * lib/am/check.am (am__check_pre): Use `exit 143' in signal handler. * lib/elisp-comp: Likewise. * lib/install-sh: Likewise. * lib/ylwrap: Likewise. ---

Re: [PATCH] Testsuite: defs.in: work around zsh incompatibility w.r.t handling `$0'

Hello automakers. Since I'm rebasing some other patch series agains master, I took the opportunity to do the same with this simpler patch, also amending it to properly bump copyright years in the modified file. These are just very minor changes over the previous patch. Please let me now if yo