bdf2sfd

commit db83b54d9945f29f3c07a3f0a5198798885b19e9
parent 4476c296633919d99961f08c44644131375d4c28
Author: Frederic Cambus <fred@statdns.com>
Date:   Tue, 28 Jan 2020 19:34:45 +0100

Calculate xlength and ylength from font weight and height.

While there, ensure font weight and height can't be zero.

Diffstat:
M
src/bdftosfd.c
 | 
6
++++++

1 file changed, 6 insertions(+), 0 deletions(-)
diff --git a/src/bdftosfd.c b/src/bdftosfd.c
@@ -167,6 +167,12 @@ main(int argc, char *argv[])
 				if (errstr)
 					errx(EXIT_FAILURE, "Invalid value for FONTBOUNDINGBOX.");
 
+				if (!width || !height)
+					errx(EXIT_FAILURE, "Invalid value for FONTBOUNDINGBOX.");
+
+				xlength = 512 / width;
+				ylength = 1024 / height;
+
 				mask = 1 << (width - 1);
 
 				continue;