First public version

1 files changed, 80 insertions, 0 deletions

diff --git a/main.c b/main.c
new file mode 100644
index 0000000..2d2b330
--- /dev/null
+++ b/main.c
@@ -0,0 +1,80 @@
+
+
+#include <stdbool.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include "gui.h"
+
+
+// error code definition
+typedef enum error {
+	Ok = 0,
+	UnknownError = 1,
+	WrongArgs = 2,
+	GuiError = 3,
+} Error;
+
+// configuration struct for all command line options
+typedef struct options {
+	bool unknown;
+	bool help;
+} Options;
+
+
+// prototypes
+static void get_opts(Options* opts, int argc, char* argv[]);
+static void print_help(void);
+
+
+int main(int argc, char* argv[]) {
+
+	// parse command line options
+	Options opts;
+	get_opts(&opts, argc, argv);
+
+	// handle correct use case
+	if (opts.unknown || opts.help) {
+		print_help();
+	} else {
+		run_gui();
+	}
+
+}
+
+// getOpts parses all command line arguments.
+static void get_opts(Options* opts, int argc, char* argv[]) {
+
+	// initialize Options struct
+	opts->unknown = false;
+	opts->help = false;
+
+	// parse all arguments to Options struct
+	int c;
+	while ((c=getopt(argc, argv, "h")) != -1) {
+
+		switch (c) {
+			case 'h':
+				opts->help = true;
+				break;
+			default:
+				opts->unknown = true;
+		}
+
+	}
+
+}
+
+// printHelp prints out the help page.
+static void print_help(void) {
+
+	fprintf(stderr,
+		"The Linux on mobile XMPP (LimoX) client.\n"
+		"\n"
+		"Usage: limox [-h]\n"
+		"\n"
+		"Options:\n"
+		"          -h        print help page\n"
+	);
+
+}