From 6510d34e812e56eb58132122055036f7b7803c93 Mon Sep 17 00:00:00 2001
From: tkl <tkl@blackfinn.de>
Date: Tue, 26 Jul 2016 11:44:06 +0200
Subject: [PATCH] scripts + template header to determine repository state

---
 .project                      |  6 +++
 .pydevproject                 |  5 ++
 source/firmware/git_commit.h  | 11 +++++
 source/scripts/.gitignore     |  2 +
 source/scripts/commit.py      | 46 ++++++++++++++++++
 source/scripts/get_history.py | 90 +++++++++++++++++++++++++++++++++++
 6 files changed, 160 insertions(+)
 create mode 100644 .pydevproject
 create mode 100644 source/firmware/git_commit.h
 create mode 100644 source/scripts/.gitignore
 create mode 100644 source/scripts/commit.py
 create mode 100755 source/scripts/get_history.py

diff --git a/.project b/.project
index 6605278..abe4261 100755
--- a/.project
+++ b/.project
@@ -5,6 +5,11 @@
 	<projects>
 	</projects>
 	<buildSpec>
+		<buildCommand>
+			<name>org.python.pydev.PyDevBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
 		<buildCommand>
 			<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
 			<triggers>clean,full,incremental,</triggers>
@@ -23,5 +28,6 @@
 		<nature>org.eclipse.cdt.core.ccnature</nature>
 		<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
 		<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
+		<nature>org.python.pydev.pythonNature</nature>
 	</natures>
 </projectDescription>
diff --git a/.pydevproject b/.pydevproject
new file mode 100644
index 0000000..40e9f40
--- /dev/null
+++ b/.pydevproject
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<?eclipse-pydev version="1.0"?><pydev_project>
+<pydev_property name="org.python.pydev.PYTHON_PROJECT_INTERPRETER">Default</pydev_property>
+<pydev_property name="org.python.pydev.PYTHON_PROJECT_VERSION">python 2.7</pydev_property>
+</pydev_project>
diff --git a/source/firmware/git_commit.h b/source/firmware/git_commit.h
new file mode 100644
index 0000000..1004a40
--- /dev/null
+++ b/source/firmware/git_commit.h
@@ -0,0 +1,11 @@
+/* Generated include file */
+
+#ifndef GIT_COMMIT_H
+#define GIT_COMMIT_H
+
+#define CURRENT_COMMIT	"0"
+#define AUTHOR		"tkl <tkl@blackfinn.de"
+#define LOCAL_CHANGES	"NO"
+#define UNTRACKED_FILES	"NO"
+
+#endif /* GIT_COMMIT_H */
diff --git a/source/scripts/.gitignore b/source/scripts/.gitignore
new file mode 100644
index 0000000..75c249c
--- /dev/null
+++ b/source/scripts/.gitignore
@@ -0,0 +1,2 @@
+commit.pyc
+
diff --git a/source/scripts/commit.py b/source/scripts/commit.py
new file mode 100644
index 0000000..33b878f
--- /dev/null
+++ b/source/scripts/commit.py
@@ -0,0 +1,46 @@
+from re import match, sub
+
+class commit:
+	def __init__(self, commit_list):
+		self.__hash = ""
+		self.__merge = ""
+		self.__author = ""
+		self.__date = ""
+		self.__message = []
+
+		for line in commit_list:
+			if match("^commit", line):
+				line = sub("^commit", "", line)
+				line = line.strip()
+				self.__hash = line
+			elif match("^Merge:", line):
+				line = sub("^Merge:", "", line)
+				line = line.strip()
+				self.__merge = line
+			elif match("^Author:", line):
+				line = sub("^Author:", "", line)
+				line = line.strip()
+				self.__author = line
+			elif match("^Date:", line):
+				line = sub("^Date:", "", line)
+				line = line.strip()
+				self.__date = line
+			else:
+				line = line.strip()
+				self.__message.append(line)
+
+	def hash(self):
+		return self.__hash
+
+	def merge(self):
+		return self.__merge
+
+	def author(self):
+		return self.__author
+
+	def date(self):
+		return self.__date
+
+	def message(self):
+		return self.__message
+
diff --git a/source/scripts/get_history.py b/source/scripts/get_history.py
new file mode 100755
index 0000000..5b78b0c
--- /dev/null
+++ b/source/scripts/get_history.py
@@ -0,0 +1,90 @@
+#!/usr/bin/python2
+from subprocess import Popen, PIPE
+from re import match, sub
+from sys import argv, getfilesystemencoding
+from getopt import getopt
+from commit import commit
+
+def check_for_untracked():
+	cmd = ["git", "status"]
+	p = Popen(cmd, stdout=PIPE, stderr=PIPE)
+	stdout, stderr = p.communicate()
+	res = stdout.split("\n")
+	for line in res:
+		line = line.strip()
+		if(match("Untracked files:", line)):
+			return True
+	return False
+
+def check_for_changes():
+	cmd = ["git", "status"]
+	p = Popen(cmd, stdout=PIPE, stderr=PIPE)
+	stdout, stderr = p.communicate()
+	res = stdout.split("\n")
+	for line in res:
+		line = line.strip()
+		if(match("Changes not staged for commit:", line)):
+			return True
+	return False
+
+
+def get_git_log():
+	cmd = ["git", "log", "--encoding=UTF-8", "-1"]
+	p = Popen(cmd, stdout=PIPE, stderr=PIPE)
+	stdout, stderr = p.communicate()
+	res = stdout.split("\n")
+	ret = []
+	for line in res:
+		line = line.strip()
+		ret.append(line)
+	return ret
+
+def get_commit_list(git_log):
+	ret = []
+	git_commit = []
+	first_run = True
+	for line in git_log:
+		if match("^commit ", line):
+			if first_run:
+				first_run = False
+			else:
+				ret.append(commit(git_commit))
+				git_commit = []
+		if len(line) > 0:
+			git_commit.append(line)
+	ret.append(commit(git_commit))
+	return ret
+
+def generate_include_file(file_name, commit_list, local_changes, untracked_files):
+	if(len(commit_list) > 0):
+		f = open(file_name, "w")
+		f.write("/* Generated include file */\n\n")
+		f.write("#ifndef GIT_COMMIT_H\n")
+		f.write("#define GIT_COMMIT_H\n\n")
+		f.write("#define CURRENT_COMMIT\t")
+		f.write("\"" + commit_list[0].hash() + "\"\n")
+		f.write("#define AUTHOR\t\t")
+		f.write("\"" + commit_list[0].author() + "\"\n")
+		f.write("#define LOCAL_CHANGES\t")
+		if(local_changes):
+			f.write("\"YES\"\n")
+		else:
+			f.write("\"NO\"\n")
+		f.write("#define UNTRACKED_FILES\t")
+		if(untracked_files):
+			f.write("\"YES\"\n")
+		else:
+			f.write("\"NO\"\n")
+		f.write("\n#endif /* GIT_COMMIT_H */\n")
+		f.close()
+
+def main(argv):
+	local_changes = check_for_changes()
+	untracked_files = check_for_untracked()
+	log_list = get_git_log()
+	commit_list = get_commit_list(log_list)
+	generate_include_file("../firmware/git_commit.h", commit_list, local_changes, untracked_files)
+
+if __name__ == "__main__":
+	main(argv[1:])
+