From 06be6f2de88d7c64bd5371c5c01cd27d9dbfb986 Mon Sep 17 00:00:00 2001
From: Hiroki Sato <hrs@FreeBSD.org>
Date: Sat, 31 Jan 2015 12:48:14 +0000
Subject: - Add pTeX support to xdvik.  This improvement is imported from   the
 latest j1.42 patchset by adjusting it to the 22.87 code base.

- Move files in TEXMFDISTDIR/xdvi to TEXMFDISTDIR/dvips/xdvi.
---
 print/tex-xdvik/files/patch-texk-xdvik-util.c | 67 +++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 print/tex-xdvik/files/patch-texk-xdvik-util.c

(limited to 'print/tex-xdvik/files/patch-texk-xdvik-util.c')

diff --git a/print/tex-xdvik/files/patch-texk-xdvik-util.c b/print/tex-xdvik/files/patch-texk-xdvik-util.c
new file mode 100644
index 000000000000..37bd750eb1fb
--- /dev/null
+++ b/print/tex-xdvik/files/patch-texk-xdvik-util.c
@@ -0,0 +1,67 @@
+--- texk/xdvik/util.c.orig	2014-09-02 18:41:34.000000000 +0900
++++ texk/xdvik/util.c	2015-01-31 21:02:18.000000000 +0900
+@@ -215,6 +215,7 @@
+     {  DBG_GUI,		"gui",		", " },
+     {  DBG_FIND,	"find",		", " },
+     {  DBG_FILES,	"files",	", " },
++    {  DBG_PTEXFNT,	"ptexfnt",	", " },
+     {  DBG_ALL,		"all",		"\n" },
+     /* end marker */
+     {  0,		NULL,		NULL }
+@@ -708,6 +709,38 @@
+     bitmap->bits = xmalloc(size != 0 ? size : 1);
+ }
+ 
++void
++clear_bitmap(struct bitmap *bitmap)
++{
++    memset(bitmap->bits, 0, bitmap->bytes_wide * bitmap->h);
++}
++
++void
++fill_bitmap(struct bitmap *bitmap)
++{
++    memset(bitmap->bits, 0xff, bitmap->bytes_wide * bitmap->h);
++}
++
++void
++order_reverse_bitmap(struct bitmap *bitmap)
++{
++    int i, size = bitmap->bytes_wide * bitmap->h;
++    unsigned char *p = (unsigned char *)bitmap->bits;
++    static unsigned char reverse_byte[0x100];
++
++    if (reverse_byte[1] == 0) {  /* init reverse_byte[] */
++	for (i=0; i<0x100; i++) {
++	    int src, dst = 0;
++	    for (src=1; src<0x100; src<<=1) {
++		dst <<= 1;
++		if (i & src) dst |= 1;
++	    }
++	    reverse_byte[i] = dst;
++	}
++    }
++
++    for (i=0; i<size; i++) p[i] = reverse_byte[p[i]];
++}
+ 
+ #ifndef HAVE_MEMICMP
+ /*
+@@ -1581,6 +1614,8 @@
+ }
+ 
+ 
++#if FREETYPE || PS
++
+ /*
+  *	General AVL tree mechanism.  Search for a node, and return it if found.
+  *	Otherwise insert a node.
+@@ -1712,6 +1747,8 @@
+ 	return ap;
+ }
+ 
++#endif /* FREETYPE || PS */
++
+ 
+ /* set globals.dvi_name, globals.dvi_file.dirname and globals.dvi_file.dirlen */
+ void
-- 
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