outline

1 files changed, 65 insertions, 0 deletions

diff --git a/ex.c b/ex.c
new file mode 100644
index 0000000..14c5c32
--- /dev/null
+++ b/ex.c
@@ -0,0 +1,65 @@
+#define _XOPEN_SOURCE 700
+#include <libgen.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+int main(int argc, char *argv[])
+{
+	int visual = 0;
+	const char *options = "rRsvc:t:w:";
+	if (!strcmp(basename(argv[0]), "vi")) {
+		options = "rRc:t:w:";
+		visual = 1;
+	}
+
+	char *command = NULL;
+	int recovery = 0;
+	int readonly = 0;
+	int batch = 0;
+	char *tag = NULL;
+	int window = 0;
+
+	int c;
+	while ((c = getopt(argc, argv, options)) != -1) {
+		switch (c) {
+		case 'c':
+			command = optarg;
+			break;
+
+		case 'r':
+			recovery = 1;
+			break;
+
+		case 'R':
+			readonly = 1;
+			break;
+
+		case 's':
+			batch = 1;
+			break;
+
+		case 't':
+			tag = optarg;
+			break;
+
+		case 'v':
+			visual = 1;
+			break;
+
+		case 'w':
+			window = atoi(optarg);
+			break;
+
+		default:
+			return 1;
+		}
+	}
+
+	printf("starting in %s mode\n", visual ? "visual" : "line");
+	printf("tag: %s\n", tag ? tag : "-");
+	printf("command: %s\n", command ? command : "-");
+
+	return 0;
+}