# Run this to generate all the initial makefiles, etc.
#name of package
-PKG_NAME=${PKG_NAME:-Package}
-srcdir=${srcdir:-.}
+test "$PKG_NAME" || PKG_NAME=Package
+test "$srcdir" || srcdir=.
# default version requirements ...
-REQUIRED_AUTOCONF_VERSION=${REQUIRED_AUTOCONF_VERSION:-2.53}
-REQUIRED_AUTOMAKE_VERSION=${REQUIRED_AUTOMAKE_VERSION:-1.9}
-REQUIRED_LIBTOOL_VERSION=${REQUIRED_LIBTOOL_VERSION:-1.4.3}
-REQUIRED_GETTEXT_VERSION=${REQUIRED_GETTEXT_VERSION:-0.10.40}
-REQUIRED_GLIB_GETTEXT_VERSION=${REQUIRED_GLIB_GETTEXT_VERSION:-2.2.0}
-REQUIRED_INTLTOOL_VERSION=${REQUIRED_INTLTOOL_VERSION:-0.25}
-REQUIRED_PKG_CONFIG_VERSION=${REQUIRED_PKG_CONFIG_VERSION:-0.14.0}
-REQUIRED_GTK_DOC_VERSION=${REQUIRED_GTK_DOC_VERSION:-1.0}
-REQUIRED_DOC_COMMON_VERSION=${REQUIRED_DOC_COMMON_VERSION:-2.3.0}
-REQUIRED_GNOME_DOC_UTILS_VERSION=${REQUIRED_GNOME_DOC_UTILS_VERSION:-0.4.2}
+test "$REQUIRED_AUTOCONF_VERSION" || REQUIRED_AUTOCONF_VERSION=2.53
+test "$REQUIRED_AUTOMAKE_VERSION" || REQUIRED_AUTOMAKE_VERSION=1.9
+test "$REQUIRED_LIBTOOL_VERSION" || REQUIRED_LIBTOOL_VERSION=1.4.3
+test "$REQUIRED_GETTEXT_VERSION" || REQUIRED_GETTEXT_VERSION=0.10.40
+test "$REQUIRED_GLIB_GETTEXT_VERSION" || REQUIRED_GLIB_GETTEXT_VERSION=2.2.0
+test "$REQUIRED_INTLTOOL_VERSION" || REQUIRED_INTLTOOL_VERSION=0.25
+test "$REQUIRED_PKG_CONFIG_VERSION" || REQUIRED_PKG_CONFIG_VERSION=0.14.0
+test "$REQUIRED_GTK_DOC_VERSION" || REQUIRED_GTK_DOC_VERSION=1.0
+test "$REQUIRED_DOC_COMMON_VERSION" || REQUIRED_DOC_COMMON_VERSION=2.3.0
+test "$REQUIRED_GNOME_DOC_UTILS_VERSION" || REQUIRED_GNOME_DOC_UTILS_VERSION=0.4.2
# a list of required m4 macros. Package can set an initial value
-REQUIRED_M4MACROS=${REQUIRED_M4MACROS:-}
-FORBIDDEN_M4MACROS=${FORBIDDEN_M4MACROS:-}
+test "$REQUIRED_M4MACROS" || REQUIRED_M4MACROS=
+test "$FORBIDDEN_M4MACROS" || FORBIDDEN_M4MACROS=
# Not all echo versions allow -n, so we check what is possible. This test is
# based on the one in autoconf.
# but it contains only Automake's own macros, so we can ignore it.
# Read the dirlist file, supported by Automake >= 1.7.
- if compare_versions 1.7 $AUTOMAKE_VERSION && [ -s $cm_macrodirs/dirlist ]; then
+ # If AUTOMAKE was defined, no version was detected.
+ if [ -z "$AUTOMAKE_VERSION" ] || compare_versions 1.7 $AUTOMAKE_VERSION && [ -s $cm_macrodirs/dirlist ]; then
cm_dirlist=`sed 's/[ ]*#.*//;/^$/d' $cm_macrodirs/dirlist`
if [ -n "$cm_dirlist" ] ; then
for cm_dir in $cm_dirlist; do