configure: replace $(realpath emacs) with $(cd emacs && pwd -P) master
authorTomi Ollila <tomi.ollila@iki.fi>
Tue, 20 Oct 2020 06:57:11 +0000 (09:57 +0300)
committerDavid Bremner <david@tethera.net>
Wed, 21 Oct 2020 10:01:37 +0000 (07:01 -0300)
commitb042a59cdf8be7ad215268eee32d4cc114d312bb
treefe37349d429a90d888a2ec0d07adb1990cfc703d
parentbdb6956afdd2fca610c3bac0834636835793a831
configure: replace $(realpath emacs) with $(cd emacs && pwd -P)

For portability; the realpath command (e.g. from GNU coreutils)
is not so common outside Linux systems.

The "$(cd emacs && pwd -P)" replaces that realpath(1) execution
suitably in this context (using just bash(1) builtins).
configure