1 files changed, 92 insertions, 0 deletions
diff --git a/attributes.c b/attributes.c
new file mode 100644
index 00000000..24744481
--- /dev/null
+++ b/attributes.c
@@ -0,0 +1,92 @@
+/* $Id: attributes.c,v 1.1 2009-01-27 20:22:33 nicm Exp $ */
+
+/*
+ * Copyright (c) 2009 Joshua Elsasser <josh@elsasser.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
+ * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+
+#include <string.h>
+
+#include "tmux.h"
+
+const char *
+attributes_tostring(u_char ch)
+{
+	static char	buf[128];
+
+	if (ch == 0)
+		return ("default");
+
+	buf[0] = '\0';
+	if (ch & GRID_ATTR_BRIGHT)
+		strlcat(buf, "bright,", sizeof (buf));
+	if (ch & GRID_ATTR_DIM)
+		strlcat(buf, "dim,", sizeof (buf));
+	if (ch & GRID_ATTR_UNDERSCORE)
+		strlcat(buf, "underscore,", sizeof (buf));
+	if (ch & GRID_ATTR_BLINK)
+		strlcat(buf, "blink,", sizeof (buf));
+	if (ch & GRID_ATTR_REVERSE)
+		strlcat(buf, "reverse,", sizeof (buf));
+	if (ch & GRID_ATTR_HIDDEN)
+		strlcat(buf, "hidden,", sizeof (buf));
+	if (ch & GRID_ATTR_ITALICS)
+		strlcat(buf, "italics,", sizeof (buf));
+	*(strrchr(buf, ',')) = '\0';
+
+	return (buf);
+}
+
+int
+attributes_fromstring(const char *str)
+{
+	const char	delimiters[] = " ,|";
+	u_char		ch;
+	size_t		end;
+
+	if (*str == '\0' || strcspn(str, delimiters) == 0)
+		return (-1);
+	if (strchr(delimiters, str[strlen(str) - 1]) != NULL)
+		return (-1);
+
+	if (strcasecmp(str, "default") == 0)
+		return (0);
+
+	ch = 0;
+	do {
+		end = strcspn(str, delimiters);
+		if ((end == 6 && strncasecmp(str, "bright", end) == 0) ||
+		    (end == 4 && strncasecmp(str, "bold", end) == 0))
+			ch |= GRID_ATTR_BRIGHT;
+		else if (end == 3 && strncasecmp(str, "dim", end) == 0)
+			ch |= GRID_ATTR_DIM;
+		else if (end == 10 && strncasecmp(str, "underscore", end) == 0)
+			ch |= GRID_ATTR_UNDERSCORE;
+		else if (end == 5 && strncasecmp(str, "blink", end) == 0)
+			ch |= GRID_ATTR_BLINK;
+		else if (end == 7 && strncasecmp(str, "reverse", end) == 0)
+			ch |= GRID_ATTR_REVERSE;
+		else if (end == 6 && strncasecmp(str, "hidden", end) == 0)
+			ch |= GRID_ATTR_HIDDEN;
+		else if (end == 7 && strncasecmp(str, "italics", end) == 0)
+			ch |= GRID_ATTR_ITALICS;
+		else
+			return (-1);
+		str += end + strspn(str + end, delimiters);
+	} while (*str != '\0');
+
+	return (ch);
+}