inferno-os tree was separated from the inferno-os-android (separated from the Android driver)

1 files changed, 40 insertions, 0 deletions

diff --git a/libdraw/openfont.c b/libdraw/openfont.c
new file mode 100644
index 0000000..4be9871
--- /dev/null
+++ b/libdraw/openfont.c
@@ -0,0 +1,40 @@
+#include "lib9.h"
+#include "kernel.h"
+#include "draw.h"
+
+Font*
+openfont(Display *d, char *name)
+{
+	Font *fnt;
+	int fd, i, n;
+	char *buf;
+	Dir *dir;
+
+	if( is_subfont_ft(name) )
+		return nil;
+
+	fd = libopen(name, OREAD);
+	if(fd < 0)
+		return 0;
+
+	if((dir = libdirfstat(fd)) == nil){
+    Err0:
+		libclose(fd);
+		return 0;
+	}
+	n = dir->length;
+	free(dir);
+	buf = malloc(n+1);
+	if(buf == 0)
+		goto Err0;
+	buf[n] = 0;
+	i = libreadn(fd, buf, n);
+	libclose(fd);
+	if(i != n){
+		free(buf);
+		return 0;
+	}
+	fnt = buildfont(d, buf, name);
+	free(buf);
+	return fnt;
+}