SOUND_CACHE_DIR now defaults to empty

Sounds files included in the Asterisk tarball were being ignored and
re-downloaded.  Users wanting to cache the files can still override the setting
using the --with-sounds-cache option.

(closes issue #18589)
Reported by: pabelanger
Patches:
      issue18589.patch uploaded by pabelanger (license 224)
      Tested by: pabelanger

Review: https://reviewboard.asterisk.org/r/1074/


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.2@301220 65c4cc65-6c06-0410-ace0-fbb531ad65f3

autoconf/ast_ext_lib.m4

@@ -54,7 +54,7 @@ AC_ARG_WITH([$1], AC_HELP_STRING([--with-$1=PATH], [use $3 in PATH]),
 		;;
 	esac
 	],
-	[m4_ifval($4, [$2="$4"])])
+	[m4_ifval($4, [$2="$4"], [:])])
 AC_SUBST($2)
 ])
 

configure

@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.ac Revision: 298817 .
+# From configure.ac Revision: 298957 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.65 for asterisk 1.6.2.
 #
@@ -10157,7 +10157,7 @@ if test "${with_sounds_cache+set}" = set; then :
 		;;
 	*)
 		if test "x${withval}" = "x"; then
-			SOUNDS_CACHE_DIR="${HOME}/.asterisk_sounds_cache"
+			:
 		else
 			SOUNDS_CACHE_DIR="${withval}"
 		fi
@@ -10165,7 +10165,7 @@ if test "${with_sounds_cache+set}" = set; then :
 	esac
 
 else
-  SOUNDS_CACHE_DIR="${HOME}/.asterisk_sounds_cache"
+  :
 fi
 
 

configure.ac

@@ -343,7 +343,7 @@ AST_EXT_LIB_SETUP([RADIUS], [Radius Client], [radius])
 AST_EXT_LIB_SETUP([RESAMPLE], [LIBRESAMPLE], [resample])
 AST_EXT_LIB_SETUP([SDL], [Sdl], [sdl])
 AST_EXT_LIB_SETUP([SDL_IMAGE], [Sdl Image], [SDL_image])
-AST_OPTION_ONLY([sounds-cache], [SOUNDS_CACHE_DIR], [cached sound tarfiles], [${HOME}/.asterisk_sounds_cache])
+AST_OPTION_ONLY([sounds-cache], [SOUNDS_CACHE_DIR], [cached sound tarfiles], [])
 AST_EXT_LIB_SETUP([SPANDSP], [SPANDSP], [spandsp])
 AST_EXT_LIB_SETUP([SS7], [ISDN SS7], [ss7])
 AST_EXT_LIB_SETUP([SPEEX], [Speex], [speex])