wdvi

commit 6601804250c2d0d65e8cf9803fa0bbce48887a1d
parent 1e23d619dff47a421032ff1d08356b9ae3a5486f
Author: Kyle Milz <krwmilz@gmail.com>
Date:   Sat, 11 Mar 2023 23:44:53 +0000

move preamble comment storage to local scope

Use variables similar to what is described in the dvitype manual.

Diffstat:
M
dvi-init.c
 | 
11
+++++++----

1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/dvi-init.c b/dvi-init.c
@@ -57,7 +57,6 @@ static	Boolean		dvi_is_valid = False;	/* if not initializing */
 /*
  * DVI preamble and postamble information.
  */
-static	char		job_id[300];
 static	long		numerator, denominator;
 static	unsigned int	dvi_unshrunk_page_w, dvi_unshrunk_page_h;
 
@@ -478,7 +477,8 @@ dvi_magic_ok(FILE *dvi)
 static Boolean
 process_preamble(void)
 {
-	unsigned char   k;
+	char	 comment[256 + 1];
+	size_t   k;
 
 	if (dvi_magic_ok(dvi_file) == False)
 		return False;
@@ -490,8 +490,11 @@ process_preamble(void)
 	dimconv = dimconv * (((long) pixels_per_inch)<<16) / 254000;
 	tpic_conv = pixels_per_inch * magnification / 1000000.0;
 	k = one(dvi_file);
-	fread(job_id, sizeof(char), (int) k, dvi_file);
-	job_id[k] = '\0';
+	fread(comment, sizeof(char), k, dvi_file);
+	comment[k] = '\0';
+
+	if (debug & DBG_DVI)
+		printf("Preamble comment '%s'\n", comment);
 
 	return True;
 }