Initial import

1 files changed, 81 insertions, 0 deletions

diff --git a/eclass/depend.apache.eclass b/eclass/depend.apache.eclass
new file mode 100644
index 000000000000..462aa26ae7f7
--- /dev/null
+++ b/eclass/depend.apache.eclass
@@ -0,0 +1,81 @@
+# Copyright 1999-2004 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/eclass/depend.apache.eclass,v 1.1 2004/07/16 10:48:22 stuart Exp $
+
+ECLASS="depend.apache"
+INHERITED="$INHERITED $ECLASS"
+IUSE="apache apache2"
+
+# call this function to work out which version of the apache web server
+# your ebuild should be installing itself to use
+
+detect_apache_useflags() {
+	USE_APACHE1=
+	USE_APACHE2=
+	USE_APACHE_MULTIPLE=
+
+	useq apache2 && USE_APACHE2=1
+	useq apache  && USE_APACHE1=1
+
+	[ -n "$USE_APACHE1" ] && [ -n "$USE_APACHE2" ] && USE_APACHE_MULTIPLE=1
+}
+
+detect_apache_installed() {
+	HAS_APACHE1=
+	HAS_APACHE2=
+	HAS_APACHE_MULTIPLE=
+	HAS_APACHE_ANY=
+
+	has_version '=net-www/apache-1*' && HAS_APACHE1=1 && HAS_APACHE_ANY=1
+	has_version '=net-www/apache-2*' && HAS_APACHE2=1 && HAS_APACHE_ANY=1
+
+	[ -n "${HAVE_APACHE1}" ] && [ -n "${HAVE_APACHE2}" && HAVE_APACHE_MULTIPLE=1
+}
+
+# call this function from your pkg_setup
+
+depend_apache() {
+	detect_apache_installed
+	detect_apache_useflags
+
+	# deal with the multiple cases first - much easier
+	if [ -n "$USE_APACHE_MULTIPLE" ]; then
+		echo
+		eerror "You have both the apache and apache2 USE flags set"
+		eerror
+		eerror "Please set only ONE of these USE flags, and try again"
+		echo
+		die "Multiple Apache USE flags set - you can only have one set at a time"
+	fi
+
+	if [ -n "$USE_APACHE2" ] ; then
+		if  [ -z "$HAS_APACHE2" -a -n "$HAS_APACHE_ANY" ] ; then
+			echo
+			eerror "You have the 'apache2' USE flag set, but only have Apache v1 installed"
+			eerror "If you really meant to upgrade to Apache v2, please install Apache v2"
+			eerror "before installing $CATEGORY/${PN}-${PVR}"
+			echo
+			die "Automatic upgrade of Apache would be forced; avoiding"
+		else
+			einfo "Apache 2 support enabled"
+			DETECT_APACHE=2
+			return
+		fi
+	fi
+
+	if [ -n "$USE_APACHE1" ]; then
+		if [ -z "$HAS_APACHE1" -a -n "$HAS_APACHE_ANY" ]; then
+			echo
+			eerror "You have the 'apache' USE flag set, but only have a later version of"
+			eerror "Apache installed on your computer.  Please use the 'apache2' USE flag"
+			eerror "or downgrade to Apache v1 before installing $CATEGORY/${PN}-${PVR}"
+			echo
+			die "Avoiding installing older version of Apache"
+		else
+			einfo "Apache 1 support enabled"
+			DETECT_APACHE=1
+			return
+		fi
+	fi
+}
+