Import Tcl-core 8.6.6 (as of svn r86089)

tools/eolFix.tcl

@@ -0,0 +1,80 @@
+## Super aggressive EOL-fixer!
+##
+##  Will even understand screwed up ones like CRCRLF.
+##  (found in bad CVS repositories, caused by spacey developers
+##   abusing CVS)
+##
+##  davygrvy@pobox.com    3:41 PM 10/12/2001
+##
+
+package provide EOL-fix 1.1
+
+namespace eval ::EOL {
+    variable outMode crlf
+}
+
+proc EOL::fix {filename {newfilename {}}} {
+    variable outMode
+
+    if {![file exists $filename]} {
+	return
+    }
+    puts "EOL Fixing: $filename"
+
+    file rename ${filename} ${filename}.o
+    set fhnd [open ${filename}.o r]
+
+    if {$newfilename ne ""} {
+	set newfhnd [open ${newfilename} w]
+    } else {
+	set newfhnd [open ${filename} w]
+    }
+
+    fconfigure $newfhnd -translation [list auto $outMode]
+    seek $fhnd 0 end
+    set theEnd [tell $fhnd]
+    seek $fhnd 0 start
+
+    fconfigure $fhnd -translation binary -buffersize $theEnd
+    set rawFile [read $fhnd $theEnd]
+    close $fhnd
+
+    regsub -all {(\r)|(\r){1,2}(\n)} $rawFile "\n" rawFile
+
+    set lineList [split $rawFile \n]
+
+    foreach line $lineList {
+	puts $newfhnd $line
+    }
+
+    close $newfhnd
+    file delete ${filename}.o
+}
+
+proc EOL::fixall {args} {
+    if {[llength $args] == 0} {
+	puts stderr "no files to fix"
+	exit 1
+    } else {
+	set cmd [lreplace $args -1 -1 glob -nocomplain]
+    }
+
+    foreach f [eval $cmd] {
+	if {[file isfile $f]} {fix $f}
+    }
+}
+
+if {$tcl_interactive == 0 && $argc > 0} {
+    if {[string index [lindex $argv 0] 0] eq "-"} {
+	switch -- [lindex $argv 0] {
+	    -cr   {set ::EOL::outMode cr}
+	    -crlf {set ::EOL::outMode crlf}
+	    -lf   {set ::EOL::outMode lf}
+	    default {puts stderr "improper mode switch"; exit 1}
+        }
+	set argv [lrange $argv 1 end]
+    }
+    eval EOL::fixall $argv
+} else {
+    return
+}