X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=main.cpp;h=b7ba5d8994e79c3d5fea053a2d59802ee378d16c;hp=febe729c4bc97d0ea25e095ada555525c8f062b2;hb=cd6c8ee24fe845fc7d4fcbf8672bb8cdd3afea1a;hpb=6a6772b7da8fcc841c2db16dfec5b26cd5bcd8b0

diff --git a/main.cpp b/main.cpp
index febe729c..b7ba5d89 100644
--- a/main.cpp
+++ b/main.cpp
@@ -24,6 +24,8 @@ extern "C" {
 #include <libsigrok/libsigrok.h>
 }
 
+#include <getopt.h>
+
 #include <QtGui/QApplication>
 #include <QDebug>
 
@@ -31,6 +33,18 @@ extern "C" {
 
 #include "config.h"
 
+void usage()
+{
+	fprintf(stderr,
+		"Usage:\n"
+		"  %s — %s\n"
+		"\n"
+		"Help Options:\n"
+		"  -V, --version                   Show release version\n"
+		"  -h, -?, --help                  Show help option\n"
+		"\n", PV_BIN_NAME, PV_DESCRIPTION);
+}
+
 int main(int argc, char *argv[])
 {
 	QApplication a(argc, argv);
@@ -40,6 +54,32 @@ int main(int argc, char *argv[])
 	QApplication::setApplicationName("PulseView");
 	QApplication::setOrganizationDomain("http://www.sigrok.org");
 
+	// Parse arguments
+	while (1) {
+		static const struct option long_options[] = {
+			{"version", no_argument, 0,  'V'},
+			{"help", no_argument, 0,  'h'},
+			{0, 0, 0, 0}
+		};
+
+		const char c = getopt_long(argc, argv,
+			"Vh?", long_options, NULL);
+		if (c == -1)
+			break;
+
+		switch (c) {
+		case 'V':
+			// Print version info
+			fprintf(stderr, "%s %s\n", PV_TITLE, PV_VERSION_STRING);
+			return 0;
+
+		case 'h':
+		case '?':
+			usage();
+			return 0;
+		}
+	}
+
 	// Initialise libsigrok
 	if (sr_init() != SR_OK) {
 		qDebug() << "ERROR: libsigrok init failed.";