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|
#! /bin/sh
# -*- tcl -*- \
exec tclsh "$0" ${1+"$@"}
lappend auto_path [file dirname [file dirname [info script]]]
package require doctools
# ---------------------------------------------------------------------
# 1. Handle command line options, input and output
# 2. Initialize a doctools object.
# 3. Run the input through the object.
# 4. Write output.
# ---------------------------------------------------------------------
proc usage {{exitstate 1}} {
global argv0
puts "Usage: $argv0\
?-h|--help|-help|-??\
?-help-fmt|--help-fmt?\
?-module module?\
?-deprecated?\
?-copyright text?\
format in|- ?out|-?"
exit $exitstate
}
# ---------------------------------------------------------------------
proc fmthelp {} {
# Tcllib FR #527029: short reference of formatting commands.
global argv0
puts "$argv0 [doctools::help]"
exit 0
}
# ---------------------------------------------------------------------
# 1. Handle command line options, input and output
proc cmdline {} {
global argv0 argv format in out extmodule deprecated copyright
set copyright ""
set extmodule ""
set deprecated 0
while {[string match -* [set opt [lindex $argv 0]]]} {
switch -exact -- $opt {
-module {
set extmodule [lindex $argv 1]
set argv [lrange $argv 2 end]
continue
}
-copyright {
set copyright [lindex $argv 1]
set argv [lrange $argv 2 end]
continue
}
-deprecated {
set deprecated 1
set argv [lrange $argv 1 end]
}
-help - -h - --help - -? {
# Tcllib FR #527029
usage 0
}
-help-fmt - --help-fmt {
# Tcllib FR #527029
fmthelp
}
default {
# Unknown option
usage
}
}
}
if {[llength $argv] < 3} {
usage
}
foreach {format in out} $argv break
if {$format == {} || $in == {}} {
usage
}
if {$out == {}} {set out -}
return $format
}
# ---------------------------------------------------------------------
# 3. Read input. Also providing the namespace with file information.
proc get_input {} {
global in
if {[string equal $in -]} {
return [read stdin]
} else {
set if [open $in r]
set text [read $if]
close $if
return $text
}
}
# ---------------------------------------------------------------------
# 4. Write output.
proc write_out {text} {
global out
if {[string equal $out -]} {
puts -nonewline stdout $text
} else {
set of [open $out w]
puts -nonewline $of $text
close $of
}
}
# ---------------------------------------------------------------------
# Get it all together
proc main {} {
global format deprecated extmodule in copyright
#if {[catch {}
cmdline
::doctools::new dt -format $format -deprecated $deprecated -file $in
if {$extmodule != {}} {
dt configure -module $extmodule
}
if {$copyright != {}} {
dt configure -copyright $copyright
}
write_out [dt format [get_input]]
set warnings [dt warnings]
if {[llength $warnings] > 0} {
puts stderr [join $warnings \n]
}
#{} msg]} {}
#puts stderr "Execution error: $msg"
#{}
return
}
# ---------------------------------------------------------------------
main
exit
|
