diff options
Diffstat (limited to 'autoconf')
-rw-r--r-- | autoconf/ast_ext_lib.m4 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/autoconf/ast_ext_lib.m4 b/autoconf/ast_ext_lib.m4 index 4038bfb12..112b90f65 100644 --- a/autoconf/ast_ext_lib.m4 +++ b/autoconf/ast_ext_lib.m4 @@ -36,6 +36,27 @@ AC_DEFUN([AST_EXT_LIB_SETUP], AC_SUBST([PBX_$1]) ]) +# AST_OPTION_ONLY([option name], [option variable], [option description], [default value]) +AC_DEFUN([AST_OPTION_ONLY], +[ +AC_ARG_WITH([$1], AC_HELP_STRING([--with-$1=PATH], [use $3 in PATH]), + [ + case ${withval} in + n|no) + unset $2 + ;; + *) + if test "x${$2}" = "x"; then + m4_ifval($4, [$2="$4"], [:]) + else + $2="${withval}" + fi + ;; + esac + ]) +AC_SUBST($2) +]) + # AST_EXT_LIB_SETUP_DEPENDENT([package symbol name], [package friendly name], [master package symbol name], [master package option name]) AC_DEFUN([AST_EXT_LIB_SETUP_DEPENDENT], |