wdvi

commit 5854dd185ba998944fdac5e902cc67ecc8f06074
parent 6601804250c2d0d65e8cf9803fa0bbce48887a1d
Author: Kyle Milz <krwmilz@gmail.com>
Date:   Sat, 11 Mar 2023 23:55:01 +0000

move last_page_offset into local scope

Diffstat:
M
dvi-init.c
 | 
17
+++++++----------

1 file changed, 7 insertions(+), 10 deletions(-)
diff --git a/dvi-init.c b/dvi-init.c
@@ -60,11 +60,6 @@ static	Boolean		dvi_is_valid = False;	/* if not initializing */
 static	long		numerator, denominator;
 static	unsigned int	dvi_unshrunk_page_w, dvi_unshrunk_page_h;
 
-/*
- * Offset in DVI file of last page, set in read_postamble().
- */
-static	long	last_page_offset;
-
 
 /*
  *	free_vf_chain frees the vf_chain structure.
@@ -556,7 +551,7 @@ find_postamble(void)
  *      used in the job.
  */
 static	Boolean
-read_postamble(void)
+read_postamble(long *last_page_offset)
 {
 	unsigned char   cmnd;
 	struct font	*fontp;
@@ -565,7 +560,7 @@ read_postamble(void)
 	if (one(dvi_file) != POST)
 		/* Postamble doesn't begin with POST */
 		return False;
-	last_page_offset = four(dvi_file);
+	*last_page_offset = four(dvi_file);
 	if (numerator != four(dvi_file) || denominator != four(dvi_file) ||
 	    magnification != four(dvi_file))
 		/* Postamble doesn't match preamble */
@@ -675,7 +670,7 @@ read_postamble(void)
 }
 
 static	void
-prepare_pages(void)
+prepare_pages(long last_page_offset)
 {
 	int i;
 
@@ -760,14 +755,16 @@ set_titles(void)
 Boolean
 init_dvi_file(void)
 {
+	long	last_page_offset;
+
 	if (!process_preamble())
 		goto err;
 	if (!find_postamble())
 		goto err;
-	if (!read_postamble())
+	if (!read_postamble(&last_page_offset))
 		goto err;
 
-	prepare_pages();
+	prepare_pages(last_page_offset);
 	if (current_page >= total_pages)
 		current_page = total_pages - 1;
 	init_prescan();