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"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" SAVE THE CURRENT STATE OF THE "saveregexp" OPTION
let s=saveregexp
set nosaveregexp
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" TAKE A GUESS AT THE BUFFER'S PREFERRED DISPLAY MODE
let e=tolower(dirext(filename))
if knownsyntax(filename)
then set! bufdisplay=syntax
if os=="unix" && buflines >= 1
then 1s/^#! *[^ ]*\/\([^ ]\+\).*/set! bufdisplay="syntax \1"/x
if !newfile
then {
if readeol=="binary" && bufdisplay=="normal"
then set! bufdisplay=hex
if e==".man"
then set! bufdisplay=man
if strlen(e)==2 && isnumber(e>>1) && buflines>=1
then 1s/^\./set! bufdisplay=man/x
if e==".tex"
then set! bufdisplay=tex
if e<<4==".htm"
then set! bufdisplay=html
if buflines >= 1 && bufdisplay=="hex"
then 1s/^<[HIThit!]/set! bufdisplay=html/x
if (filename<<5=="http:" || filename<<4=="ftp:") && strlen(e)<4 && bd=="hex"
then set! bufdisplay=normal
if bufdisplay=="normal" && buflines >= 1
then 1s/^From .*/set! bufdisplay="syntax email"/x
if dirdir(filename)=="/tmp" || dirdir(filename)=="/var/tmp"
then set! bufdisplay="syntax email"
}
set e=""
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" EXECUTE MODELINES, IF "modeline" OPTION IS SET
if modeline && buflines >= 1 && buflines <= modelines * 2
then %s/ex:\(.*\):/\1/x
if modeline && buflines > modelines * 2
then {
eval 1,(modelines)s/[ev][xi]:\\\(.*\\\):/\1/x
eval (buflines - modelines + 1),(buflines)s/[ev][xi]:\\\(.*\\\):/\1/x
}
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" RESTORE THE "saveregexp" OPTION
if s
then set saveregexp
set s=""
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