9 files changed, 268 insertions, 0 deletions
diff --git a/externals/gridflow/bin/backtrace b/externals/gridflow/bin/backtrace
new file mode 100755
index 00000000..ac1358af
--- /dev/null
+++ b/externals/gridflow/bin/backtrace
@@ -0,0 +1,18 @@
+#!/usr/bin/env ruby
+if ARGV.length != 1
+  puts "usage: core.rb <corefile>"
+  exit 1
+end
+qfile=ARGV[0].gsub /'/, "\\\\'"
+x=`gdb --batch -c '#{qfile}'`.split"\n"
+m=/`([^']+)/.match x[0]
+f=File.open("/tmp/backtrace_#{$$}.gdb","w")
+f.puts"bt"
+f.puts"quit"
+f.close
+cmd="gdb #{m[1]} #{qfile} --command=/tmp/backtrace_#{$$}.gdb"
+x=`#{cmd}`.split("\n")
+i=nil
+x.each_with_index {|line,i| break if /^#0/ =~ line }
+x[0..i]=[]
+puts x
diff --git a/externals/gridflow/bin/check-help-version b/externals/gridflow/bin/check-help-version
new file mode 100755
index 00000000..cb067154
--- /dev/null
+++ b/externals/gridflow/bin/check-help-version
@@ -0,0 +1,49 @@
+#!/usr/bin/tclsh
+
+set argh0 [file normalize [file join [pwd] $argv0]]
+source [file dirname $argh0]/pd-tools.tcl
+
+set report {}
+
+proc find_version_strings {lines i} {
+  global filename report
+  lappend toplefts [list patate poil] ;# temporary dummy value so that subpatches are represented in the correct order
+  set j $i
+  set versions {}
+  while {$i < [llength $lines]} {
+    set list [split [lindex $lines $i] " "]
+    switch -- [lindex $list 1] {
+	text {
+		set comment [join [lrange $list 4 end] " "]
+		if {[regexp {^GridFlow (\d\.\d\.\d)} $comment v0 v1]} {
+			lappend versions $v1
+		}
+	}
+	connect {incr i; continue}
+	restore {break}
+    }
+    # recurse into subpatches (disabled because not necessary; can treat the file as one flat patch anyway)
+    ### if {[string compare [lindex $list 0] "#N"]==0} {set i [find_version_strings $lines [expr $i+1]]}
+    incr i
+  }
+  lappend report [list $filename [lsort $versions]]
+  return $i
+}
+
+foreach filename $argv {
+  set lines [pd_read_file $filename]
+  find_version_strings $lines 1
+}
+
+set env(PRINT_CLASS_LIST) yes
+set f [open "| pd -nogui -send {pd quit} 2&>1" r+]
+while {![eof $f]} {
+	if {[regexp {^class_new (.*)} [gets $f] m0 m1]} {
+		puts $m1
+	}
+}
+
+foreach line [lsort -decreasing -index 1 $report] {
+  foreach {filename versions} $line {}
+  puts [format "%40s: %s" $filename $versions]
+}
diff --git a/externals/gridflow/bin/hpgl_move b/externals/gridflow/bin/hpgl_move
new file mode 100755
index 00000000..f4bf0534
--- /dev/null
+++ b/externals/gridflow/bin/hpgl_move
@@ -0,0 +1,19 @@
+#!/usr/bin/env ruby
+# Copyright (c) 2009 by Mathieu Bouchard
+
+x = Float ARGV[0]
+y = Float ARGV[1]
+
+puts STDIN.read.split(/\s*;\s*/).map {|m|
+  h = m.slice!(0,2)
+  d = m.split(",")
+  case h
+  when "PA","PD","PU"
+    (0...d.length).each {|i|
+      off = if i%2==0 then x else y end
+      v = Float(d[i])+off
+      d[i] = if v==v.to_i then v.to_i else v.to_f end
+    }
+  end
+  h+d.join(",")
+}.join(";")
diff --git a/externals/gridflow/bin/make-compose-makefile b/externals/gridflow/bin/make-compose-makefile
new file mode 100755
index 00000000..f7e5abca
--- /dev/null
+++ b/externals/gridflow/bin/make-compose-makefile
@@ -0,0 +1,30 @@
+#!/usr/bin/env ruby
+
+f = File.read("../compose-8859-1.pdd").split(/\s*;\s*/)
+g = File.open("Makefile","w")
+g.puts "default:: all"
+g.puts ""
+list = []
+
+[94,96,126,168,176,180,184].each {|a|
+  g.puts "#{a}u.hpgl: #{a}.hpgl Makefile"
+  dy = (if a==184 then 0 else 100 end)
+  g.puts "\t../../bin/hpgl_move 0 #{dy} < #{a}.hpgl > #{a}u.hpgl"
+  list << "#{a}u.hpgl"
+}
+
+f.each {|char|
+  a,b,c = char.split(/\s+/).map {|x| Integer x }
+  [0,32].each {|o|
+    d = c.to_s + (if o==0 and c>47 then "u" else "" end)
+    g.puts "#{a+o}.hpgl: #{b+o}.hpgl #{d}.hpgl Makefile"
+    g.puts "\tcat #{b+o}.hpgl #{d}.hpgl > #{a+o}.hpgl"
+    g.puts ""
+    list << "#{a+o}.hpgl"
+  }
+}
+
+g.puts "all:: "+list.join(" ")
+g.puts ""
+g.puts "clean::"
+g.puts "\trm "+list.join(" ")
diff --git a/externals/gridflow/bin/pd-tools.tcl b/externals/gridflow/bin/pd-tools.tcl
new file mode 100644
index 00000000..2951b260
--- /dev/null
+++ b/externals/gridflow/bin/pd-tools.tcl
@@ -0,0 +1,37 @@
+# (this proc is taken from desiredata)
+# split at message boundaries.
+# \n is wiped, then that character is reused temporarily to mean a quoted semicolon.
+proc pd_mess_split {e} {
+	set r {}
+	regsub -all "\n" $e " " y
+	regsub -all {\\;} $y "\n" z
+	foreach mess [split $z ";"] {
+		regsub -all "\n" $mess "\\;" mess
+		set mess [string trimleft $mess]
+		if {$mess != ""} {lappend r $mess}
+	}
+	return $r
+}
+
+proc pd_read_file {filename} {
+  set f [open $filename]
+  set r [pd_mess_split [read $f]]
+  close $f
+  return $r
+}
+
+proc pd_pickle {l} {
+	set i 0
+	set t ""
+	set n [llength $l]
+	foreach e $l {
+		incr n -1
+		#regsub -all "," $e "\\," e
+		append t $e
+		incr i [string length $e]
+		if {$i>65} {set i 0; append t "\n"} elseif {$n>0} {incr i; append t " "}
+	}
+	append t ";"
+	return $t
+}
+
diff --git a/externals/gridflow/bin/pdnonegative b/externals/gridflow/bin/pdnonegative
new file mode 100755
index 00000000..d707f568
--- /dev/null
+++ b/externals/gridflow/bin/pdnonegative
@@ -0,0 +1,66 @@
+#!/usr/bin/tclsh
+
+set argh0 [file normalize [file join [pwd] $argv0]]
+source [file dirname $argh0]/pd-tools.tcl
+
+set toplefts {}
+
+# for the recursion to work properly, restore should be checked before #N, and the check
+# for #N shouldn't do "continue", as well as other tricky index stuff.
+proc find_top_left {lines i} {
+  global filename toplefts
+  set toplefts_i [llength $toplefts]
+  lappend toplefts [list patate poil] ;# temporary dummy value so that subpatches are represented in the correct order
+  set j $i
+  set xmin +9999; set ymin +9999
+  set xmax -9999; set ymax -9999
+  while {$i < [llength $lines]} {
+    set list [split [lindex $lines $i] " "]
+    if {[string compare [lindex $list 1] "connect"]==0} {incr i; continue}
+    if {[string compare [lindex $list 1] "restore"]==0} {break}
+    if {[string compare [lindex $list 0] "#N"]==0} {set i [find_top_left $lines [expr $i+1]]}
+    set x [lindex $list 2]; if {$xmin > $x} {set xmin $x}; if {$xmax < $x} {set xmax $x}
+    set y [lindex $list 3]; if {$ymin > $y} {set ymin $y}; if {$ymax < $y} {set ymax $y}
+    incr i
+  }
+  puts [format "filename=%-32s patch at lines %4d thru %4d has xmin=%d ymin=%d xmax=%d ymax=%d" $filename $j $i $xmin $ymin $xmax $ymax]
+  lset toplefts $toplefts_i [list $xmin $ymin]
+  return $i
+}
+
+# somewhat copy-pasted from the above, sorry.
+proc move_objects {lines i} {
+  global toplefts fout
+  set xymin [lindex $toplefts 0]
+  set xmin [lindex $xymin 0]; if {$xmin > 0} {set xmin 0}
+  set ymin [lindex $xymin 1]; if {$ymin > 0} {set ymin 0}
+  set toplefts [lrange $toplefts 1 end]
+  while {$i < [llength $lines]} {
+    set list [split [lindex $lines $i] " "]
+    if {[string compare [lindex $list 1] "connect"]==0} {puts $fout [pd_pickle $list]; incr i; continue}
+    if {[string compare [lindex $list 1] "restore"]==0} {break}
+    if {[string compare [lindex $list 0] "#N"]==0} {
+      puts $fout [pd_pickle $list]
+      set i [move_objects $lines [expr $i+1]]
+      set list [split [lindex $lines $i] " "]
+    }
+    set x [expr [lindex $list 2]-$xmin]
+    set y [expr [lindex $list 3]-$ymin]
+    set list [lreplace $list 2 3 $x $y]
+    puts $fout [pd_pickle $list]
+    incr i
+  }
+  return $i
+}
+
+foreach filename $argv {
+  set lines [pd_read_file $filename]
+  find_top_left $lines 1
+  #continue
+  set fout [open $filename.new w]
+  puts $fout [pd_pickle [lindex $lines 0]]
+  move_objects $lines 1
+  close $fout
+  exec mv $filename $filename.old
+  exec mv $filename.new $filename
+}
diff --git a/externals/gridflow/bin/plusminus b/externals/gridflow/bin/plusminus
new file mode 100755
index 00000000..685014ce
--- /dev/null
+++ b/externals/gridflow/bin/plusminus
@@ -0,0 +1,39 @@
+#!/usr/bin/env ruby
+# NOTE: this works with diff -u only!!!
+
+puts "-"*64
+
+$plustot=0
+$minustot=0
+
+def show
+  printf "%20s %+5d %+5d (net %+5d)\n", $file, $plus, -$minus, $plus-$minus
+end
+
+loop{
+  line = gets
+  break if not line
+  if /^diff/.match line then
+    x = line.split(/\s+/)
+    $plustot+=$plus if $plus
+    $minustot+=$minus if $minus
+    show if $file
+    $file = x[-1]
+    $on=false
+    $plus=0
+    $minus=0
+  elsif /^\@\@/ =~ line then $on=true
+  elsif $on and /^\+/ =~ line then $plus+=1
+  elsif $on and /^\-/ =~ line then $minus+=1
+  end
+}
+
+$plustot+=$plus if $plus
+$minustot+=$minus if $minus
+show if $file
+
+$file="total"
+$plus=$plustot
+$minus=$minustot
+puts "-"*64
+show
diff --git a/externals/gridflow/bin/svn-mv b/externals/gridflow/bin/svn-mv
new file mode 100755
index 00000000..0ddadd5f
--- /dev/null
+++ b/externals/gridflow/bin/svn-mv
@@ -0,0 +1,5 @@
+#!/bin/bash
+mv "$1" "$2"
+svn remove "$1"
+svn add "$2"
+svn commit "$1" "$2"
diff --git a/externals/gridflow/bin/valg b/externals/gridflow/bin/valg
new file mode 100755
index 00000000..de0f040a
--- /dev/null
+++ b/externals/gridflow/bin/valg
@@ -0,0 +1,5 @@
+GFSOURCE=$HOME/src/gridflow
+SUPPFILE=$GFSOURCE/tests/suppressions.valg3
+
+valgrind --suppressions=$SUPPFILE --gen-suppressions=yes "$@"
+