From c2648ca5f539c450b27d35c7c0a3d41c6e193d8f Mon Sep 17 00:00:00 2001
From: Roy Marples <roy@marples.name>
Date: Wed, 27 Feb 2008 20:29:32 +0000
Subject: Makefile SH variable now tweaks the default shell used by our
 scripts.

---
 sh/functions.sh.in | 86 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 sh/functions.sh.in

(limited to 'sh/functions.sh.in')

diff --git a/sh/functions.sh.in b/sh/functions.sh.in
new file mode 100644
index 0000000..effce67
--- /dev/null
+++ b/sh/functions.sh.in
@@ -0,0 +1,86 @@
+# Copyright 2007-2008 Roy Marples <roy@marples.name>
+# All rights reserved. Released under the 2-clause BSD license.
+
+# Allow any sh script to work with einfo functions and friends
+# We also provide a few helpful functions for other programs to use
+
+RC_GOT_FUNCTIONS="yes"
+
+eindent()
+{
+	EINFO_INDENT=$((${EINFO_INDENT:-0} + 2))
+	[ "${EINFO_INDENT}" -gt 40 ] && EINFO_INDENT=40
+	export EINFO_INDENT
+}
+
+eoutdent()
+{
+	EINFO_INDENT=$((${EINFO_INDENT:-0} - 2))
+	[ "${EINFO_INDENT}" -lt 0 ] && EINFO_INDENT=0
+	return 0
+}
+
+yesno()
+{
+	[ -z "$1" ] && return 1
+
+	case "$1" in
+		[Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1) return 0;;
+		[Nn][Oo]|[Ff][Aa][Ll][Ss][Ee]|[Oo][Ff][Ff]|0) return 1;;
+	esac
+
+	local value=
+	eval value=\$${1}
+	case "${value}" in
+		[Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1) return 0;;
+		[Nn][Oo]|[Ff][Aa][Ll][Ss][Ee]|[Oo][Ff][Ff]|0) return 1;;
+		*) vewarn "\$${1} is not set properly"; return 1;;
+	esac
+}
+
+_sanitize_path()
+{
+	local IFS=":" p= path=
+	for p in ${PATH}; do
+		case "${p}" in
+			/lib/rc/sbin|/bin|/sbin|/usr/bin|/usr/sbin|/usr/pkg/bin|/usr/pkg/sbin|/usr/local/bin|/usr/local/sbin);;
+			*) path="${path}:${p}";;
+		esac
+	done
+
+	echo "${path}"
+}
+
+# Allow our scripts to support zsh
+if [ -n "${ZSH_VERSION}" ]; then
+	emulate sh
+	NULLCMD=:
+	alias -g '${1+"$@"}'='"$@"'
+	setopt NO_GLOB_SUBST
+fi
+
+# Add our bin to $PATH
+export PATH="/lib/rc/bin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/pkg/bin:/usr/pkg/sbin:/usr/local/bin:/usr/local/sbin$(_sanitize_path "${PATH}")"
+unset _sanitize_path
+
+for arg; do
+	case "${arg}" in
+		--nocolor|--nocolour|-C)
+			export EINFO_COLOR="NO"
+			;;
+	esac
+done
+
+if [ -t 1 ] && yesno "${EINFO_COLOR:-YES}"; then
+	if [ -z "${GOOD}" ]; then
+		eval $(eval_ecolors)
+	fi
+else
+	# We need to have shell stub functions so our init scripts can remember
+	# the last ecmd
+	for _e in ebegin eend error errorn einfo einfon ewarn ewarnn ewend \
+		vebegin veend veinfo vewarn vewend; do
+		eval "${_e}() { local _r; /lib/rc/bin/${_e} \"\$@\"; _r=$?; \
+		export EINFO_LASTCMD=${_e}; return \$_r; }"
+	done
+fi
-- 
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