install: add --with-editor configure option

Introduce the --with-editor configure option to choose at installation
time the default editor command to use to interactively edit
modulefiles. Default editor is 'vi'.

Author: xdelaruelle

Makefile

@@ -314,6 +314,7 @@ sed -e 's|@prefix@|$(prefix)|g' \
 	-e 's|@availterseoutput@|$(availterseoutput)|g' \
 	-e 's|@listoutput@|$(listoutput)|g' \
 	-e 's|@listterseoutput@|$(listterseoutput)|g' \
+	-e 's|@editor@|$(editor)|g' \
 	-e 's|@autohandling@|$(setautohandling)|g' \
 	-e 's|@implicitrequirement@|$(setimplicitrequirement)|g' \
 	-e 's|@availindepth@|$(setavailindepth)|g' \

Makefile.inc.in

@@ -135,6 +135,9 @@ availterseoutput := @availterseoutput@
 listoutput := @listoutput@
 listterseoutput := @listterseoutput@
 
+# editor
+editor := @editor@
+
 # command location
 TCLSH := @TCLSH@
 PYTHON := @PYTHON@

configure

@@ -38,7 +38,7 @@ pageropts verbosity color darkbgcolors lightbgcolors termbg lockedconfigs \
 icase unloadmatchorder searchmatch modulepath loadedmodules quarantinevars \
 wa277 advversspec ml windowssupport nearlyforbiddendays implicitrequirement \
 tagabbrev tagcolorname mcookieversioncheck availoutput availterseoutput \
-listoutput listterseoutput"
+listoutput listterseoutput editor"
 compatarglist=
 libarglist=
 
@@ -129,6 +129,7 @@ availoutput='modulepath:alias:dirwsym:sym:tag:key'
 availterseoutput='modulepath:alias:dirwsym:sym:tag'
 listoutput='header:idx:sym:tag:key'
 listterseoutput='header'
+editor='vi'
 
 # git branch to use to build compat version
 compatbranch='c-3.2'
@@ -392,6 +393,8 @@ Optional Packages:
                           output. elements accepted in LIST are: \`header',
                           \`idx', \`sym', \`tag' and \`key' (elements in LIST
                           are separated by \`:') [$listterseoutput]
+  --with-editor=BIN       name or full path of default editor program to use to
+                          edit modulefiles [$editor]
   --with-modulepath=PATHLIST
                           default modulepaths to set in default configuration
                           file to be enabled (each path in PATHLIST should
@@ -760,6 +763,8 @@ for arg in "$@"; do
          fi ;
       done ;
       IFS=$ORIG_IFS ;;
+   --with-editor=*|--without-editor)
+      editor=$(get_package_value "$arg") ;;
    --with-modulepath=*|--without-modulepath)
       modulepath=$(get_package_value "$arg") ;;
    --with-loadedmodules=*|--without-loadedmodules)

modulecmd.tcl.in

@@ -77,7 +77,7 @@ array set g_config_defs [list\
    colors {MODULES_COLORS {} 0 {} {} initConfColors}\
    csh_limit {{} 4000 0}\
    extra_siteconfig {MODULES_SITECONFIG <undef> 1 {}}\
-   editor {MODULES_EDITOR {vi} 0 {} {} initConfEditor}\
+   editor {MODULES_EDITOR {@editor@} 0 {} {} initConfEditor}\
    home {MODULESHOME @moduleshome@ 0}\
    icase {MODULES_ICASE @icase@ 0 {never search always}}\
    ignored_dirs {{} {CVS RCS SCCS .svn .git .SYNC .sos} 0}\

site.exp.in

@@ -91,6 +91,8 @@ set install_availterseoutput "@availterseoutput@"
 set install_listoutput "@listoutput@"
 set install_listterseoutput "@listterseoutput@"
 
+set install_editor "@editor@"
+
 # command location
 set install_tclsh "@TCLSH@"
 set install_python "@PYTHON@"