Add a version command to simpleshell

Print out version and build date on startup
makfile generates a new src/version.cpp with current git branch and hash and build date time

generate-version.sh

@@ -0,0 +1,8 @@
+echo "#include \"version.h\"" > src/version.cpp
+echo "const char *Version::get_build(void) const {" >> src/version.cpp
+echo "    return \"`git symbolic-ref HEAD 2> /dev/null | cut -b 12-`-`git log --pretty=format:\"%h\" -1`\";" >> src/version.cpp
+echo "}" >> src/version.cpp
+echo "const char *Version::get_build_date(void) const {" >> src/version.cpp
+echo "    return __DATE__ \" \" __TIME__;" >> src/version.cpp
+echo "}" >> src/version.cpp
+

makefile

@@ -4,6 +4,7 @@ DIRS = mbed src
 DIRSCLEAN = $(addsuffix .clean,$(DIRS))
 
 all:
+	@generate-version.sh
 	@echo Building mbed SDK
 	@ $(MAKE) -C mbed
 	@echo Building Smoothie

src/main.cpp

@@ -38,6 +38,8 @@
 
 #include "libs/Watchdog.h"
 
+#include "version.h"
+
 #define second_usb_serial_enable_checksum  CHECKSUM("second_usb_serial_enable")
 
 // Watchdog wd(5000000, WDT_MRI);
@@ -76,6 +78,8 @@ int main() {
     Kernel* kernel = new Kernel();
 
     kernel->streams->printf("Smoothie ( grbl port ) version 0.7.2 with new accel @%ldMHz\r\n", SystemCoreClock / 1000000);
+    Version version;
+    kernel->streams->printf("  Build version %s, Build date %s\r\n", version.get_build(), version.get_build_date());
 
     // Create and add main modules
     kernel->add_module( new Laser() );

src/modules/utils/simpleshell/SimpleShell.cpp

@@ -15,6 +15,7 @@
 #include "modules/robot/Conveyor.h"
 #include "DirHandle.h"
 #include "mri.h"
+#include "version.h"
 
 
 void SimpleShell::on_module_loaded(){
@@ -61,6 +62,8 @@ void SimpleShell::on_console_line_received( void* argument ){
         this->dfu_command(get_arguments(possible_command),new_message.stream );
     else if (check_sum == help_command_checksum)
         this->help_command(get_arguments(possible_command),new_message.stream );
+    else if (check_sum == version_command_checksum)
+        this->version_command(get_arguments(possible_command),new_message.stream );
 }
 
 // Convert a path indication ( absolute or relative ) into a path ( absolute )
@@ -143,6 +146,12 @@ void SimpleShell::cat_command( string parameters, StreamOutput* stream ){
 
 }
 
+// print out build version
+void SimpleShell::version_command( string parameters, StreamOutput* stream){
+    Version vers;
+    stream->printf("Build version: %s, Build date: %s,  System Clock: %ldMHz\r\n", vers.get_build(), vers.get_build_date(), SystemCoreClock / 1000000);
+}
+
 // Reset the system
 void SimpleShell::reset_command( string parameters, StreamOutput* stream){
     stream->printf("Smoothie out. Peace. Rebooting in 5 seconds...\r\n");
@@ -163,6 +172,7 @@ void SimpleShell::break_command( string parameters, StreamOutput* stream){
 
 void SimpleShell::help_command( string parameters, StreamOutput* stream ){
     stream->printf("Commands:\r\n");
+    stream->printf("version\r\n");
     stream->printf("ls [folder]\r\n");
     stream->printf("cd folder\r\n");
     stream->printf("pwd\r\n");  

src/modules/utils/simpleshell/SimpleShell.h

@@ -22,6 +22,7 @@
 #define dfu_command_checksum      CHECKSUM("dfu")
 #define break_command_checksum    CHECKSUM("break")
 #define help_command_checksum     CHECKSUM("help")
+#define version_command_checksum  CHECKSUM("version")
 
 class SimpleShell : public Module {
     public:
@@ -39,6 +40,7 @@ class SimpleShell : public Module {
         void reset_command(string parameters, StreamOutput* stream );
         void dfu_command(string parameters, StreamOutput* stream );
         void help_command(string parameters, StreamOutput* stream );
+        void version_command(string parameters, StreamOutput* stream );
 
     private:
         string current_path;

src/version.cpp

@@ -0,0 +1,7 @@
+#include "version.h"
+const char *Version::get_build(void) const {
+    return "placeholder";
+}
+const char *Version::get_build_date(void) const {
+    return __DATE__ " " __TIME__;
+}

src/version.h

@@ -0,0 +1,8 @@
+#ifndef _VERSION__H
+#define _VERSION__H
+class Version {
+    public:
+        const char *get_build(void) const;
+        const char *get_build_date(void) const;
+};
+#endif