[gs-commits] mupdf 1.16.1.64 Avoid miscellaneous signedness issues.

commit 2c2e12e05fb7506bb0276584283ce5a53480ddc2
Author: Sebastian Rasmussen <[email protected]>
Date:   Fri Sep 27 18:35:30 2019 +0200

    Avoid miscellaneous signedness issues.

diff --git a/source/html/html-layout.c b/source/html/html-layout.c
index 2cb6416..f1e2b4e 100644
--- a/source/html/html-layout.c
+++ b/source/html/html-layout.c
@@ -950,7 +950,8 @@ static void draw_flow_box(fz_context *ctx, fz_html_box *box, float page_top, flo
 			{
 				float node_scale = node->box->em / walker.scale;
 				unsigned int i;
-				int c, k, n;
+				uint32_t k;
+				int c, n;
 
 				/* Flatten advance and offset into offset array. */
 				int x_advance = 0;
diff --git a/source/pdf/pdf-form.c b/source/pdf/pdf-form.c
index 0f13d41..dbb8f1e 100644
--- a/source/pdf/pdf-form.c
+++ b/source/pdf/pdf-form.c
@@ -1160,7 +1160,7 @@ static void validate_certificate_data(fz_context *ctx, pdf_document *doc, fz_ran
 
 		if (c != EOF)
 			fz_throw(ctx, FZ_ERROR_GENERIC, "signature certificate data contains invalid character");
-		if (fz_tell(ctx, stm) != hole->length)
+		if ((size_t)fz_tell(ctx, stm) != hole->length)
 			fz_throw(ctx, FZ_ERROR_GENERIC, "premature end of signature certificate data");
 	}
 	fz_always(ctx)
diff --git a/source/pdf/pdf-xref.c b/source/pdf/pdf-xref.c
index df79f18..3ce3baa 100644
--- a/source/pdf/pdf-xref.c
+++ b/source/pdf/pdf-xref.c
@@ -904,7 +904,7 @@ pdf_read_old_xref(fz_context *ctx, pdf_document *doc, pdf_lexbuf *buf)
 		{
 			pdf_xref_entry *entry = &table[i];
 			n = fz_read(ctx, file, (unsigned char *) buf->scratch + carried, 20-carried);
-			if (n != 20-carried)
+			if (n != (size_t)(20-carried))
 				fz_throw(ctx, FZ_ERROR_GENERIC, "unexpected EOF in xref table");
 			n += carried;
 			buf->scratch[n] = '\0';
diff --git a/source/tools/murun.c b/source/tools/murun.c
index 3ec61b6..16582b5 100644
--- a/source/tools/murun.c
+++ b/source/tools/murun.c
@@ -141,7 +141,7 @@ static void jsB_read(js_State *J)
 	}
 
 	t = fread(s, 1, n, f);
-	if (t != n) {
+	if (t != (size_t) n) {
 		fz_free(ctx, s);
 		fclose(f);
 		js_error(J, "cannot read data from file: '%s'", filename);

http://git.ghostscript.com/?p=mupdf.git;a=commit;h=2c2e12e05fb7506bb0276584283ce5a53480ddc2

--
MuPDF library
Artifex Software, Inc.