Import Tcl-core 8.6.6 (as of svn r86089)

tools/fix_tommath_h.tcl

@@ -0,0 +1,102 @@
+# fixtommath.tcl --
+#
+#	Changes to 'tommath.h' to make it conform with Tcl's linking
+#	conventions.
+#
+# Copyright (c) 2005 by Kevin B. Kenny.  All rights reserved.
+#
+# See the file "license.terms" for information on usage and redistribution
+# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
+#----------------------------------------------------------------------
+
+set f [open [lindex $argv 0] r]
+set data [read $f]
+close $f
+
+set eat_endif 0
+set eat_semi 0
+set def_count 0
+foreach line [split $data \n] {
+    if {!$eat_semi && !$eat_endif} {
+	switch -regexp -- $line {
+	    {#define BN_H_} {
+		puts $line
+		puts {}
+		puts "\#include \"tclInt.h\""
+		puts "\#include \"tclTomMathDecls.h\""
+		puts "\#ifndef MODULE_SCOPE"
+		puts "\#define MODULE_SCOPE extern"
+		puts "\#endif"
+	    }
+	    {typedef\s+unsigned long\s+mp_digit;} {
+		# change the second 'typedef unsigned long mp
+		incr def_count
+		puts "\#ifndef MP_DIGIT_DECLARED"
+		if {$def_count == 2} {
+		    puts [string map {long int} $line]
+		} else {
+		    puts $line
+		}
+		puts "\#define MP_DIGIT_DECLARED"
+		puts "\#endif"
+	    }
+	    {typedef.*mp_digit;} {
+		puts "\#ifndef MP_DIGIT_DECLARED"
+		puts $line
+		puts "\#define MP_DIGIT_DECLARED"
+		puts "\#endif"
+	    }
+	    {typedef struct} {
+		puts "\#ifndef MP_INT_DECLARED"
+		puts "\#define MP_INT_DECLARED"
+		puts "typedef struct mp_int mp_int;"
+		puts "\#endif"
+		puts "struct mp_int \{"
+	    }
+	    \}\ mp_int\; {
+		puts "\};"
+	    }
+	    {^(char|int|void)} {
+		puts "/*"
+		puts $line
+		set eat_semi 1
+		set after_semi "*/"
+	    }
+	    {^extern (int|const)} {
+		puts "\#if defined(BUILD_tcl) || !defined(_WIN32)"
+		puts [regsub {^extern} $line "MODULE_SCOPE"]
+		set eat_semi 1
+		set after_semi "\#endif"
+	    }
+	    {define heap macros} {
+		puts $line
+		puts "\#if 0 /* these are macros in tclTomMathDecls.h */"
+		set eat_endif 1
+	    }
+	    {__x86_64__} {
+		puts "[string map {__x86_64__ NEVER} $line]\
+                      /* 128-bit ints fail in too many places */"
+	    }
+	    {#include} {
+		# remove all includes
+	    }
+	    default {
+		puts $line
+	    }
+	}
+    } else {
+	puts $line
+    }
+    if {$eat_semi} {
+	if {[regexp {; *$} $line]} {
+	    puts $after_semi
+	    set eat_semi 0
+	}
+    }
+    if {$eat_endif} {
+	if {[regexp {^\#endif} $line]} {
+	    puts "\#endif"
+	    set eat_endif 0
+	}
+    }
+}