adding support for automated modules.d file generation

diff --git a/eclass/linux-mod.eclass b/eclass/linux-mod.eclass
index 96a984a665823e3252143e930da7437835dc868f..c276f4cfd9fe3de64632eed14427a87e9882c56e 100644 (file)
--- a/eclass/linux-mod.eclass
+++ b/eclass/linux-mod.eclass
@@ -1,6 +1,6 @@
 # Copyright 1999-2004 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/eclass/linux-mod.eclass,v 1.10 2004/12/14 18:56:46 johnm Exp $
+# $Header: /var/cvsroot/gentoo-x86/eclass/linux-mod.eclass,v 1.11 2004/12/18 16:00:10 johnm Exp $
 
 # Description: This eclass is used to interface with linux-info in such a way
 #              to provide the functionality required and initial functions
@@ -56,7 +56,8 @@ EXPORT_FUNCTIONS pkg_setup pkg_postinst src_compile
 DESCRIPTION="Based on the $ECLASS eclass"
 SLOT=0
 DEPEND="virtual/linux-sources
-               sys-apps/sed"
+               sys-apps/sed
+               sys-apps/module-init-tools"
 
 # eclass utilities
 # ----------------------------------
@@ -117,6 +118,97 @@ set_kvobj() {
        einfo "Using KV_OBJ=${KV_OBJ}"
 }
 
+generate_modulesd() {
+       # This function will generate the neccessary modules.d file from the
+       # information contained in the modules exported parms
+       
+       local selectedmodule selectedmodule_full selectedmodulevars parameter modinfop arg xifs temp
+       local module_docs module_opts module_aliases module_config
+       
+       for arg in ${@}
+       do
+               # convert the modulename to uppercase
+               selectedmodule_full="${arg}"
+               selectedmodule="${selectedmodule_full/*\//}"    
+               selectedmodule="$(echo ${selectedmodule} | tr '[:lower:]' '[:upper:]')"
+
+               module_docs="MODULESD_${selectedmodule}_DOCS"
+               module_aliases="$(eval echo \$\{#MODULESD_${selectedmodule}_ALIASES[*]\})"
+               module_docs="${!module_docs}"
+               
+               for parameter in ${!module_*}
+               do
+                       [ -z "${!parameter}" ] && unset ${parameter}
+               done
+               
+               # OK, so now ${!module_*} only contains stuff from the ebuild.
+               # now we can do some proper work!
+               [ -z "${!module_*}" ] && return
+
+               module_config="${T}/modulesd-${selectedmodule}"
+               
+               ebegin "Preparing file for modules.d"
+               echo  "# modules.d config file for ${selectedmodule}" >> ${module_config}
+               echo  "# this file was automatically generated from linux-mod.eclass" >> ${module_config}
+               echo  "# on behalf of ${EBUILD/*\//}" >> ${module_config}
+               for temp in ${module_docs}
+               do
+                       echo "#  Please read ${temp/*\//} for more info" >> ${module_config}
+               done
+
+               if [ ${module_aliases} -gt 0 ];
+               then
+                       echo  "# Internal Aliases - Do not edit" >> ${module_config}
+                       echo  "# ------------------------------" >> ${module_config}
+                       
+                       (( module_aliases-- ))
+                       for temp in $(seq 0 ${module_aliases})
+                       do
+                               echo "alias $(eval echo \$\{MODULESD_${selectedmodule}_ALIASES[$temp]\})" >> ${module_config}
+                               
+                       done            
+               fi
+
+               modinfop="$(modinfo -p ${selectedmodule_full}.${KV_OBJ})"
+               if [ -n "${modinfop}" ];
+               then
+                       echo >> ${module_config}
+                       echo  "# Configurable module parameters" >> ${module_config}
+                       echo  "# ------------------------------" >> ${module_config}
+               
+                       xifs="${IFS}"
+                       IFS="$(echo -en "\n\b")"
+                       for parameter in ${modinfop}
+                       do
+                               temp="$(echo ${parameter#*:} | grep -e " [0-9][ =]" | sed "s:.*\([01][= ]\).*:\1:")"
+                               if [ -n "${temp}" ];
+                               then
+                                       module_opts="${module_opts} ${parameter%%:*}:${temp}"
+                               fi
+                               echo -e "# ${parameter%%:*}:\t${parameter#*:}" >> ${module_config}
+                       done
+                       IFS="${xifs}"
+               fi
+               
+               if [ -n "${module_opts}" ];
+               then
+                       echo >> ${module_config}
+                       echo  "# For Example..." >> ${module_config}
+                       echo  "# ------------------------------" >> ${module_config}
+                       for parameter in ${module_opts}
+                       do
+                               echo "# options ${selectedmodule_full/*\//} ${parameter//:*}=${parameter//*:}" >> ${module_config}
+                       done
+               fi
+               
+               insinto /etc/modules.d
+               newins ${module_config} ${selectedmodule_full/*\//}
+               
+               [ -n "${module_docs}" ] && dodoc ${module_docs}
+       done
+       eend 0
+}
+
 display_postinst() {
        # if we haven't determined the version yet, we need too.
        get_version;
@@ -199,6 +291,8 @@ linux-mod_src_install() {
                cd ${sourcedir}
                insinto /lib/modules/${KV_FULL}/${moduledir}
                doins ${modulename}.${KV_OBJ}
+               
+               generate_modulesd ${sourcedir}/${modulename}
        done
 }