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$! Last Rev.: MLO 1996-03-18
$! File: LINTEX.COM --- To delete TeX-related garbage (files with extensions
$! .DVI, .AUX, .TOC, ...)
$! @LINTEX deletes TeX-related files only if a .TEX exists
$! @LINTEX F ('force') deletes TeX-related files anyway
$! @LINTEX C ('confirm') asks user if a .TEX does not exists
$!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
$!
$ ver = f$verify(0)
$ say := write sys$output
$!
$ if p1 .eqs. ""
$ then
$ opt = ""
$ else
$ opt = f$extract(0, 1, f$edit(p1, "upcase"))
$ if opt.nes."F" .and. opt.nes."C"
$ then
$ say "''opt': invalid option"
$ exit
$ endif
$ endif
$!
$ filext = "DVI/AUX/TOC/LIS/LOF/LOT/PS"
$ numext = 0
$!
$ purge /log
$!
$ eloop: ext = f$element(numext, "/", filext)
$ if ext .nes. "/"
$ then
$ filnam = "*." + ext
$ floop: file = f$search(filnam, 1)
$ if file .nes. ""
$ then
$ first = f$locate("]", file)
$ len = f$length(file)
$ if first .eq. len
$ then
$ short = file
$ else
$ short = f$extract(first+1, len, file)
$ endif
$ filedate = f$cvtime(f$file(file, "cdt"))
$ gosub delchk
$ goto floop
$ endif
$ numext = numext + 1
$ goto eloop
$ endif
$!
$ if ver then set verify
$ exit
$!
$! SUBROUTINE DELCHK
$!
$ delchk:
$ texfile = f$parse(".tex;", file)
$ tex = f$search(texfile, 2)
$ if tex .eqs. ""
$ then
$ errmes = "a .TEX file does not exist."
$ gosub chkopt
$ else
$ texdate = f$cvtime(f$file(tex, "cdt"))
$ if texdate .les. filedate
$ then
$ delete /log 'file'
$ else
$ errmes = "the .TEX file is newer."
$ gosub chkopt
$ endif
$ endif
$ return
$!
$! SUBROUTINE CHKOPT
$!
$ chkopt:
$ if opt.eqs."F"
$ then
$ delete /log 'file'
$ else
$ if opt.eqs."C"
$ then
$ delete /log /confirm 'file'
$ else
$ say "--> ''short' not deleted; ''errmes'"
$ endif
$ endif
$ return
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