X-Git-Url: http://git.itanic.dy.fi/?p=log-plotter;a=blobdiff_plain;f=options.c;h=582b4e73627c86f5547b56e7896b6bba97a00f71;hp=5abca172add36bbee925efa6cbe8b5d1e201fa9d;hb=HEAD;hpb=112b349d73432945d85fa5d57c283a58c5cc5d22

diff --git a/options.c b/options.c
index 5abca17..582b4e7 100644
--- a/options.c
+++ b/options.c
@@ -3,28 +3,45 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "options.h"
-#include "debug.h"
+#include "config.h"
+#include "trace.h"
 
-static void set_default_options(struct plotter_options *opts)
+void print_help_and_die(const char *exec_name)
+{
+	pr_info("Usage: %s [option]\n", exec_name);
+	pr_info("  -d, --device=DEVICE     path to the serial device\n");
+	pr_info("                          default: /dev/ttyUSB0\n");
+	pr_info("  -b, --baud=BAUD         device baud rate, default 128000\n");
+	pr_info("  -o, --output            logfile path, stdout only if omited\n");
+	pr_info("  -v, --verbose           increase verbosity\n");
+	pr_info("  -q, --quiet             decrease verbosity\n");
+	pr_info("  -c, --config=PATH       config file path\n");
+	pr_info("  -h, --help              show this help\n");
+
+	exit(0);
+}
+
+static void set_default_options(struct plotter_config *opts)
 {
 	bzero(opts, sizeof(*opts));
 
-	opts->baud_rate = 128000;
+	opts->baudrate = 128000;
 	opts->device_path = "/dev/ttyUSB0";
 }
 
-int read_args(int argc, char *argv[], struct plotter_options *opts)
+int read_args(int argc, char *argv[], struct plotter_config *opts)
 {
 	int option_index = 0, c;
 	static struct option long_options[] = {
 		{ .val = 'd', .name = "device", .has_arg = 1, },
 		{ .val = 'o', .name = "output", .has_arg = 1 },
-		{ .val = 'o', .name = "baud", .has_arg = 1 },
+		{ .val = 'b', .name = "baud", .has_arg = 1 },
 		{ .val = 'v', .name = "verbose", .has_arg = 2 },
 		{ .val = 'q', .name = "quiet", },
+		{ .val = 'c', .name = "config", .has_arg = 1 },
+		{ .val = 'h', .name = "help", },
 	};
-	char short_options[] = "d:o:b:vq";
+	char short_options[] = "d:o:b:vqc:h";
 
 	set_default_options(opts);
 
@@ -40,10 +57,10 @@ int read_args(int argc, char *argv[], struct plotter_options *opts)
 			opts->device_path = optarg;
 			break;
 		case 'o':
-			opts->output_path = optarg;
+			opts->log_path = optarg;
 			break;
 		case 'b':
-			opts->baud_rate = atoi(optarg);
+			opts->baudrate = atoi(optarg);
 			break;
 		case 'v':
 			trace_level++;
@@ -53,6 +70,12 @@ int read_args(int argc, char *argv[], struct plotter_options *opts)
 			trace_level--;
 			pr_debug("Degreased trace level to %d\n", trace_level);
 			break;
+		case 'c':
+			opts->config_file_path = optarg;
+			break;
+		case 'h':
+			print_help_and_die(argv[0]);
+			break;
 		case '?':
 			return -1;
 		}