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author | Peter Breitenlohner <peb@mppmu.mpg.de> | 2014-08-19 10:06:19 +0000 |
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committer | Peter Breitenlohner <peb@mppmu.mpg.de> | 2014-08-19 10:06:19 +0000 |
commit | 092fdbe5bdea0ae250210a394363a4f618b27eea (patch) | |
tree | 625e62a2a938d75aa17f7f6204bb588c36371802 /Build/source/texk/web2c/pdftexdir | |
parent | 495f660b981136a457e736a2e6cff8eda4a55e16 (diff) |
LuaTeX, pdfTeX, XeTeX: Avoid PNG warnings
git-svn-id: svn://tug.org/texlive/trunk@34978 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/web2c/pdftexdir')
-rw-r--r-- | Build/source/texk/web2c/pdftexdir/writepng.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/Build/source/texk/web2c/pdftexdir/writepng.c b/Build/source/texk/web2c/pdftexdir/writepng.c index 6371e934089..5713880f6e1 100644 --- a/Build/source/texk/web2c/pdftexdir/writepng.c +++ b/Build/source/texk/web2c/pdftexdir/writepng.c @@ -22,12 +22,17 @@ with this program. If not, see <http://www.gnu.org/licenses/>. static int transparent_page_group = 0; +static void warn(png_structp png_ptr, png_const_charp msg) +{ + (void)png_ptr; (void)msg; /* Make compiler happy */ +} + void read_png_info(integer img) { FILE *png_file = xfopen(img_name(img), FOPEN_RBIN_MODE); if ((png_ptr(img) = png_create_read_struct(PNG_LIBPNG_VER_STRING, - NULL, NULL, NULL)) == NULL) + NULL, NULL, warn)) == NULL) pdftex_fail("libpng: png_create_read_struct() failed"); if ((png_info(img) = png_create_info_struct(png_ptr(img))) == NULL) pdftex_fail("libpng: png_create_info_struct() failed"); |