1 files changed, 123 insertions, 0 deletions
diff --git a/src/systemcmds/ver/ver.c b/src/systemcmds/ver/ver.c
new file mode 100644
index 000000000..9ae080ee2
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+++ b/src/systemcmds/ver/ver.c
@@ -0,0 +1,123 @@
+/****************************************************************************
+*
+* Copyright (c) 2014 PX4 Development Team. All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions
+* are met:
+*
+* 1. Redistributions of source code must retain the above copyright
+* notice, this list of conditions and the following disclaimer.
+* 2. Redistributions in binary form must reproduce the above copyright
+* notice, this list of conditions and the following disclaimer in
+* the documentation and/or other materials provided with the
+* distribution.
+* 3. Neither the name PX4 nor the names of its contributors may be
+* used to endorse or promote products derived from this software
+* without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+* POSSIBILITY OF SUCH DAMAGE.
+*
+****************************************************************************/
+
+/**
+* @file ver.c
+*
+* Version command, unifies way of showing versions of HW, SW, Build, GCC
+* In case you want to add new version just extend version_main function
+*
+* @author Vladimir Kulla <ufon@kullaonline.net>
+*/
+
+#include <stdio.h>
+#include <string.h>
+#include <version/version.h>
+#include <systemlib/err.h>
+
+// string constants for version commands
+static const char sz_ver_hw_str[] 	= "hw";
+static const char sz_ver_hwcmp_str[] = "hwcmp";
+static const char sz_ver_git_str[] 	= "git";
+static const char sz_ver_bdate_str[] = "bdate";
+static const char sz_ver_gcc_str[] 	= "gcc";
+static const char sz_ver_all_str[] 	= "all";
+
+static void usage(const char *reason)
+{
+	if (reason != NULL) {
+		printf("%s\n", reason);
+	}
+
+	printf("usage: ver {hw|hwcmp|git|bdate|gcc|all}\n\n");
+}
+
+__EXPORT int ver_main(int argc, char *argv[]);
+
+int ver_main(int argc, char *argv[])
+{
+	int ret = 1;	//defaults to an error
+
+	// first check if there are at least 2 params
+	if (argc >= 2) {
+		if (argv[1] != NULL) {
+			if (!strncmp(argv[1], sz_ver_hw_str, sizeof(sz_ver_hw_str))) {
+				printf("%s\n", HW_ARCH);
+				ret = 0;
+
+			} else if (!strncmp(argv[1], sz_ver_hwcmp_str, sizeof(sz_ver_hwcmp_str))) {
+				if (argc >= 3 && argv[2] != NULL) {
+					// compare 3rd parameter with HW_ARCH string, in case of match, return 0
+					ret = strncmp(HW_ARCH, argv[2], strlen(HW_ARCH));
+
+					if (ret == 0) {
+						printf("ver hwcmp match: %s\n", HW_ARCH);
+					}
+
+				} else {
+					errx(1, "Not enough arguments, try 'ver hwcmp PX4FMU_V2'");
+				}
+
+			} else if (!strncmp(argv[1], sz_ver_git_str, sizeof(sz_ver_git_str))) {
+				printf("%s\n", FW_GIT);
+				ret = 0;
+
+			} else if (!strncmp(argv[1], sz_ver_bdate_str, sizeof(sz_ver_bdate_str))) {
+				printf("%s %s\n", __DATE__, __TIME__);
+				ret = 0;
+
+			} else if (!strncmp(argv[1], sz_ver_gcc_str, sizeof(sz_ver_gcc_str))) {
+				printf("%s\n", __VERSION__);
+				ret = 0;
+
+			} else if (!strncmp(argv[1], sz_ver_all_str, sizeof(sz_ver_all_str))) {
+				printf("HW arch: %s\n", HW_ARCH);
+				printf("Build datetime: %s %s\n", __DATE__, __TIME__);
+				printf("FW git-hash: %s\n", FW_GIT);
+				printf("GCC toolchain: %s\n", __VERSION__);
+				ret = 0;
+
+			} else {
+				errx(1, "unknown command.\n");
+			}
+
+		} else {
+			usage("Error, input parameter NULL.\n");
+		}
+
+	} else {
+		usage("Error, not enough parameters.");
+	}
+
+	return ret;
+}