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Diffstat (limited to 'Build/source/texk/dvipdfm-x/pngimage.c')
-rw-r--r--Build/source/texk/dvipdfm-x/pngimage.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/Build/source/texk/dvipdfm-x/pngimage.c b/Build/source/texk/dvipdfm-x/pngimage.c
index ec902dbcf59..0d193e050f5 100644
--- a/Build/source/texk/dvipdfm-x/pngimage.c
+++ b/Build/source/texk/dvipdfm-x/pngimage.c
@@ -152,6 +152,11 @@ check_for_png (FILE *png_file)
return 1;
}
+static void warn(png_structp png_ptr, png_const_charp msg)
+{
+ (void)png_ptr; (void)msg; /* Make compiler happy */
+}
+
int
png_include_image (pdf_ximage *ximage, FILE *png_file)
{
@@ -174,7 +179,7 @@ png_include_image (pdf_ximage *ximage, FILE *png_file)
colorspace = mask = intent = NULL;
rewind (png_file);
- png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
+ png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, warn);
if (png_ptr == NULL ||
(png_info_ptr = png_create_info_struct (png_ptr)) == NULL) {
WARN("%s: Creating Libpng read/info struct failed.", PNG_DEBUG_STR);
@@ -1030,7 +1035,7 @@ png_get_bbox (FILE *png_file, long *width, long *height,
png_infop png_info_ptr;
rewind (png_file);
- png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
+ png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, warn);
if (png_ptr == NULL ||
(png_info_ptr = png_create_info_struct (png_ptr)) == NULL) {
WARN("%s: Creating Libpng read/info struct failed.", PNG_DEBUG_STR);