Revert "app-admin/tmpwatch: address bug 524698 (bashism)"

This reverts commit ce830c8d6f.

Forgot to set git author when massaging git to apply the patch.

Bug: https://bugs.gentoo.org/524698
Signed-off-by: Sam James <sam@gentoo.org>

app-admin/tmpwatch/files/tmpwatch.cron

@@ -1,45 +1,47 @@
 #!/bin/sh
-
-PATH="/usr/sbin:/usr/bin:/sbin:/bin"
+# vim: ft=sh
 
 # This cron script contains several (commented out) examples.  You may use
 # them as is, by uncommenting them, or modify them to suit your needs.  Read
 # tmpwatch(8) for more information on tmpwatch parameters.
 
+### Variables ###
+
+TMPWATCH="/usr/sbin/tmpwatch"
+#PORTAGE_TMPDIR="$(portageq envvar PORTAGE_TMPDIR)/portage"
+#PORTAGE_LOGDIR="$(portageq envvar PORT_LOGDIR)"
+#DISTDIR="$(portageq distdir)"
+
 ### EXAMPLES ###
 
 # NOTE: if you have noatime in /etc/fstab for any partitions you plan on
 # running tmpwatch on, you should obviously change any of the examples that
 # use atime (-u|--atime).  Those that don't specify anything, default to 
-# atime. Be aware that the time value is in HOURS!
+# atime.
+
+# NOTE2: the time value is in HOURS!
 
 # Delete everything in /tmp that haven't been accessed in a week (>=168 hrs).
 #
-# if [ -d /tmp ]; then
-# 	tmpwatch --atime 168 /tmp
+# if [[ -d /tmp ]]; then
+#   ${TMPWATCH} --atime 168 /tmp
 # fi
 
 # Delete everything in PORTAGE_TMPDIR that hasn't been modified in 2 weeks.
 #
-# if PORTAGE_TMPDIR=$(portageq envvar PORTAGE_TMPDIR) &&
-# 	[ -d "${PORTAGE_TMPDIR}/portage" ] &&
-# 	! pgrep -x emerge >/dev/null
-# then
-# 	tmpwatch --mtime --all 336 "${PORTAGE_TMPDIR}/portage"
+# if [[ -d ${PORTAGE_TMPDIR:-/var/tmp/portage} && -z $(/usr/bin/pgrep emerge) ]]; then
+#   ${TMPWATCH} --mtime --all 336 ${PORTAGE_TMPDIR:-/var/tmp/portage}
 # fi
 
 # Delete everything in DISTDIR that hasn't been accessed in 6 months (going
-# by 30 day months).
+# by 30 day months)
 #
-# if DISTDIR=$(portageq distdir) && [ -d "${DISTDIR}" ]; then
-# 	tmpwatch --atime --fuser 4320 "${DISTDIR}"
+# if [[ -d ${DISTDIR:-/usr/portage/distfiles} ]]; then
+#   ${TMPWATCH} --atime --fuser 4320 ${DISTDIR:-/usr/portage/distfiles}
 # fi
 
-# Delete everything in PORTAGE_LOGDIR that hasn't been accessed in 4 weeks.
+# Delete everything in PORTAGE_LOGDIR that hasn't been accessed in 4 weeks
 #
-# if { PORTAGE_LOGDIR=$(portageq envvar PORTAGE_LOGDIR) ||
-# 	PORTAGE_LOGDIR=$(portageq envvar PORT_LOGDIR); } &&
-# 	[ -d "${PORTAGE_LOGDIR}" ]
-# then
-# 	tmpwatch --atime 772 "${PORTAGE_LOGDIR}"
+# if [[ -d ${PORTAGE_LOGDIR:-/var/log/portage} ]]; then
+#   ${TMPWATCH} --atime 772 ${PORTAGE_LOGDIR:-/var/log/portage}
 # fi