From a15cf65c44d5c224169c32ef5495b68c758134b7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= <jff@merkur>
Date: Sun, 18 May 2014 16:08:14 +0200
Subject: Imported Upstream version 3.3.0.2

---
 build-0.3/dialog.bash | 249 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 249 insertions(+)
 create mode 100644 build-0.3/dialog.bash

(limited to 'build-0.3/dialog.bash')

diff --git a/build-0.3/dialog.bash b/build-0.3/dialog.bash
new file mode 100644
index 0000000..17cced0
--- /dev/null
+++ b/build-0.3/dialog.bash
@@ -0,0 +1,249 @@
+# file      : build/dialog.bash
+# author    : Boris Kolpackov <boris@codesynthesis.com>
+# copyright : Copyright (c) 2004-2010 Code Synthesis Tools CC
+# license   : GNU GPL v2; see accompanying LICENSE file
+
+# bld_root  - build root
+# MAKE      - GNU make executable
+#
+
+#@@ can't I do exec 1>&2 or something?
+#
+function echo_error ()
+{
+  echo "$*" 1>&2
+}
+
+echo=echo_error
+
+function abspath_old ()
+{
+  local r=`eval echo $1` # for tilde-expansion
+
+  if [ "`echo $r | sed -e 's%^/.*$%%'`" ]; then
+
+    r=`pwd`/$r
+  fi
+
+  # remove trailing `/'
+  #
+  r=`echo $r | sed -e 's%^\(.\+\)/$%\1%'`
+
+  echo $r
+}
+
+# Get rid of jobserver info. See GNU make bug #12229.
+#
+MAKEFLAGS=`echo $MAKEFLAGS | sed -e 's/--jobserver-fds=[^ ]* *//g'`
+MAKEFLAGS=`echo $MAKEFLAGS | sed -e 's/-j *//g'`
+
+
+function abspath ()
+{
+  local r=`eval echo $1` # for tilde-expansion
+
+  $MAKE --no-print-directory -f $bld_root/abspath.make $r
+}
+
+# $1  Default answer ('y' or 'n'). [optional]
+#
+function read_y_n ()
+{
+  local r
+
+  while [ -z "$r" ]; do
+
+    read -p "[$1]: " r
+
+    if [ -z "$r" ]; then
+      r=$1
+    fi
+
+    case "$r" in
+      y) ;;
+      n) ;;
+      *) r= ;;
+    esac
+  done
+
+  echo $r
+}
+
+# $1  Default answer. [optional]
+#
+function read_value ()
+{
+  local r
+
+  read -p "[$1]: " r
+
+  if [ -z "$r" ]; then
+    r=$1
+  fi
+
+  echo $r
+}
+
+# $1  Space-separated list of options.
+# $2  Default answer from the list of options. [optional]
+#
+function read_option ()
+{
+  local d o r i
+
+  if [ "$2" ]; then
+
+    d=1
+
+    for o in $1; do
+
+      if [ "$o" = "$2" ]; then break; fi
+
+      d=$(($d + 1))
+    done
+  fi
+
+  while [ -z "$r" ]; do
+
+    read -p "[$d]: " r
+
+    if [ -z "$r" ]; then
+
+      r=$d
+    fi
+
+    i=1
+
+    for o in $1; do
+
+      if [ "$i" = "$r" ]; then
+
+	echo $o
+	return 0
+      fi
+
+      i=$(($i + 1))
+    done
+
+    # User must have entered some junk so let's ask her again.
+    #
+    r=
+  done
+}
+
+
+# $1  Default answer. [optional]
+#
+# --command   - path to be read is a command (implies --exist)
+#
+# --directory - path to be read is a directory
+#
+# --exist     - path to be read should exist
+#
+#
+function read_path ()
+{
+  local command=0
+  local directory=0
+  local exist=0
+
+  # Parse options
+  #
+  while [ "$1" ]; do
+    case $1 in
+
+      --command)
+
+	command=1
+	exist=1
+	shift
+	;;
+
+      --directory)
+
+	directory=1
+	shift
+	;;
+
+      --exist)
+
+	exist=1
+	shift
+	;;
+
+      *)
+
+	break
+	;;
+
+    esac
+  done
+
+  local r tmp
+
+  while [ -z "$r" ]; do
+
+    read -e -p "[$1]: " r
+
+    if [ -z "$r" ]; then
+
+      r=$1
+    fi
+
+    if [ -z "$r" ]; then
+
+      continue
+    fi
+
+
+    if [ $command == 1 ]; then
+
+      # Do tilde expansion.
+      #
+      r=`eval echo $r`
+
+      # Extract first word.
+      #
+      local cmd=`echo $r | cut -d " " -f 1`
+
+      type -p $cmd 1>/dev/null 2>&1
+
+      if [ $? != 0 ]; then
+
+	$echo "$r: command not found"
+	r=
+
+      fi
+
+      continue
+    fi
+
+    # abspath & checks
+    #
+    r=`abspath $r`
+
+    if [ $exist == 1 ]; then
+
+      if [ $directory == 1 ]; then
+
+	if [ ! -d "$r" ]; then
+
+	  $echo "$r: no such directory"
+	  r=
+	  continue
+	fi
+
+      else # something else
+
+	if [ ! -e "$r" ]; then
+
+	  $echo "$r: no such file or directory"
+	  r=
+	  continue
+	fi
+      fi
+    fi
+  done
+
+  echo $r
+}
-- 
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