handle hg
hg init

hg add hello.go
hg commit --user 'bwk' --date '2017-09-21T21:14:14-04:00' --message 'hello world'

hg log -r ':' --template '{node|short} {desc|strip|firstline}\n'
cmp stdout .hg-log

-- .hg-log --
e483a7d9f8c9 hello world
-- hello.go --
package main

func main() {
	println("hello, world")

handle bzr

env BZR_EMAIL='Russ Cox <******@****.***>'
env EMAIL='Russ Cox <******@****.***>'

bzr init-repo .

bzr init b
cd b
cp ../hello.go .
bzr add hello.go
bzr commit --commit-time='2017-09-21 21:20:12 -0400' -m 'hello world'
bzr push ..
cd ..
rm b

bzr log
cmp stdout .bzr-log

-- .bzr-log --
------------------------------------------------------------
revno: 1
committer: Russ Cox <******@****.***>

#include <stdio.h>
#include "hello.h"

void LIB_FUNC hello () {
  printf("Hello world!");

#include <iostream>
#include "hello.h"

void LIB_FUNC hello () {
  #ifdef FRENCH
  std::cout << "Bonjour monde!" << std::endl;
  #else
  std::cout << "Hello world!" << std::endl;
  #endif

The generated files have the same name as the idl file, with the extension replaced by '.h' or '.c'.

HEADER <<<
void hello();
>>>
--------------
SOURCE <<<
#include <stdio.h>
#include "hello.h"

void hello () {
  printf("Hello from generated source!!\n");
}

#include <iostream>
#include "hello.h"

void LIB_FUNC hello () {
  std::cout << "Hello, World!\n";

fossil init --date-override 2017-09-22T01:15:36Z hello.fossil
fossil open --keep hello.fossil

fossil add hello.go
fossil commit --no-prompt --nosign --date-override 2017-09-22T01:19:07Z --comment 'hello world'

fossil timeline --oneline
cmp stdout .fossil-timeline

-- .fossil-timeline --
d4c7dcdc29 hello world
58da0d15e9 initial empty check-in
+++ no more data (2) +++
-- hello.go --
package main

func main() {

package com.example;

public class Hello {
    public static void main(String[] args) {
        System.out.println("Hello, world!");
    }

#include <windows.h>
#include <string>
#include "hello.h"
#include "resources.h"

std::string LoadStringFromResource(UINT stringID)
{
    HINSTANCE instance = GetModuleHandle("hello");
    WCHAR * pBuf = NULL;
    int len = LoadStringW(instance, stringID, reinterpret_cast<LPWSTR>(&pBuf), 0);
    std::wstring wide = std::wstring(pBuf, len);
    return std::string(wide.begin(), wide.end());
}

void hello() {

env GIT_COMMITTER_EMAIL='******@****.***'

git init

at 2017-09-21T21:05:58-04:00
git add hello.go
git commit -a -m 'hello'
git branch -m master

git log --oneline --decorate=short
cmp stdout .git-log

-- .git-log --
fc3a09f (HEAD -> master) hello
-- hello.go --
package main

func main() {
	println("hello, world")