print/tex-xdvik: re-add patches for pTeX and CJK support

1 files changed, 68 insertions, 0 deletions

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..d431ce30de47
--- /dev/null
+++ b/print/tex-xdvik/files/patch-texk-xdvik-util.c
@@ -0,0 +1,68 @@
+--- texk/xdvik/util.c.orig	2022-02-15 20:44:41 UTC
++++ texk/xdvik/util.c
+@@ -214,6 +214,7 @@ struct debug_string_options debug_options[] = {
+     {  DBG_GUI,		"gui",		", " },
+     {  DBG_FIND,	"find",		", " },
+     {  DBG_FILES,	"files",	", " },
++    {  DBG_PTEXFNT,	"ptexfnt",	", " },
+     {  DBG_ALL,		"all",		"\n" },
+     /* end marker */
+     {  0,		NULL,		NULL }
+@@ -677,7 +678,39 @@ alloc_bitmap(struct bitmap *bitmap)
+     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
+ /*
+  * Case-insensitive version of memcmp().  This code assumes that the second
+@@ -1568,6 +1601,8 @@ put_str_int_hash(hashTableT *hashtable, const char *ke
+ }
+ 
+ 
++#if FREETYPE || PS
++
+ /*
+  *	General AVL tree mechanism.  Search for a node, and return it if found.
+  *	Otherwise insert a node.
+@@ -1698,6 +1733,8 @@ avladd(const char *key, size_t key_len, struct avl **h
+ 
+ 	return ap;
+ }
++
++#endif /* FREETYPE || PS */
+ 
+ 
+ /* set globals.dvi_name, globals.dvi_file.dirname and globals.dvi_file.dirlen */