Add Scripts/ directory.

2 files changed, 218 insertions, 0 deletions

diff --git a/Scripts/cstyle.py b/Scripts/cstyle.py
new file mode 100755
index 0000000..79431d4
--- /dev/null
+++ b/Scripts/cstyle.py
@@ -0,0 +1,143 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2005-2012 Erik de Castro Lopo <erikd@mega-nerd.com>
+#
+# Released under the 2 clause BSD license.
+
+import re, string, sys
+
+# Take a line and split it ont the double quoted strings so we can test the
+# non double quotes strings for double spaces.
+def split_string_on_quoted_str (line):
+	for k in range (0, len (line)):
+		if line [k] == '"':
+			start = k
+			for k in range (start + 1, len (line)):
+				if line [k] == '"' and line [k - 1] != '\\':
+					return [line [:start + 1]] + split_string_on_quoted_str (line [k:])
+	return [line]
+
+class cstyle_checker:
+	def __init__ (self):
+		self.error_count = 0
+
+	def get_error_count (self):
+		return self.error_count
+
+	def check_file (self, filename):
+		self.filename = filename
+		self.file = open (filename, "r")
+		self.line_num = 0
+		comment_nest = 0
+
+		self.line_num = 1
+		while 1:
+			line = self.file.readline ()
+			if not line:
+				break
+
+			orig_line = line.rstrip (line)
+			# Delete C++ style comments.
+			line = re.sub ("([ ]{1}|\t*)//.*", '', "".join (split_string_on_quoted_str (line)))
+
+			# Handle comments.
+			open_comment = line.find ('/*')
+			close_comment = line.find ('*/')
+			if comment_nest > 0 and close_comment < 0:
+				line = ""
+			elif open_comment >= 0 and close_comment < 0:
+				line = line [:open_comment]
+				comment_nest += 1
+			elif open_comment < 0 and close_comment >= 0:
+				line = line [close_comment:]
+				comment_nest -= 1
+			elif open_comment >= 0 and close_comment > 0:
+				line = line [:open_comment] + line [close_comment:]
+
+			# Check for errors finding comments.
+			if comment_nest < 0 or comment_nest > 1:
+				print ("Weird")
+				sys.exit (1)
+			elif comment_nest == 0:
+				# If wer're not inside comments, check the line.
+				self.line_checks (line, orig_line)
+			self.line_num += 1
+
+		self.file.close ()
+		self.filename = None
+		return
+
+	def line_checks (self, line, orig_line):
+		# print (line, end = "")
+
+		# Check for error which occur in comments abd code.
+		if re.search ("[ \t]+$", line):
+			self.error ("contains trailing whitespace")
+
+		if line.find ("  ") >= 0:
+			self.error ("multiple space instead of tab")
+
+		if re.search ("[^ ];", line):
+			self.error ("missing space before semi-colon")
+
+		# The C #define requires that there be no spaces in the
+		# first argument, remove first part of line.
+		if re.search ("\s*#\s*define\s+", line):
+			line = re.sub ("\s*#\s*define\s+[^\s]+", '', line)
+
+		# Open and close parenthesis.
+		if re.search ("[^\s\(\[\*&']\(", line):
+			self.error ("missing space before open parenthesis")
+		if re.search ("\)-[^>]", line) or re.search ("\)[^,'\s\n\)\]-]", line):
+			self.error ("missing space after close parenthesis")
+
+		# Open and close square brace.
+		if re.search ("[^\s\(\]]\[", line):
+			self.error ("missing space before open square brace")
+		if re.search ("\][^,\)\]\[\s\.-]", line):
+			self.error ("missing space after close square brace")
+
+		if re.search ("[^\s][\*/%+-][=][^\s]", line):
+			self.error ("missing space around [*/%+-][=]")
+
+		if re.search ("[^\s][<>!=^/][=]{1,2}[^\s]", line):
+			self.error ("missing space around comparison")
+
+		if re.search ("[a-zA-Z0-9][<>!=^/]{1,2}[a-zA-Z0-9]", line):
+			if not re.search (".*#include.*[a-zA-Z0-9]/[a-zA-Z]", line):
+				self.error ("missing space around operator")
+
+		if re.search (";[a-zA-Z0-9]", line):
+			self.error ("missing space after semi-colon")
+
+		# Space after comma
+		if re.search (",[^\s\n]", line):
+			self.error ("missing space after comma")
+
+		if re.search ("\s(do|for|if|when)\s.*{$", line):
+			self.error ("trailing open parenthesis should be on the next line")
+
+		return
+
+	def error (self, msg):
+		print ("%s (%d) : %s" % (self.filename, self.line_num, msg))
+		self.error_count += 1
+
+#-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+
+if len (sys.argv) < 1:
+	print ("Usage : yada yada")
+	sys.exit (1)
+
+# Create a ner cstyle_checker object
+cstyle = cstyle_checker ()
+
+error_count = 0
+for filename in sys.argv [1:]:
+	cstyle.check_file (filename)
+
+if cstyle.get_error_count ():
+	sys.exit (1)
+
+sys.exit (0)
+
diff --git a/Scripts/git-pre-commit-hook b/Scripts/git-pre-commit-hook
new file mode 100755
index 0000000..38cbcd7
--- /dev/null
+++ b/Scripts/git-pre-commit-hook
@@ -0,0 +1,75 @@
+#!/bin/sh
+#
+
+if git rev-parse --verify HEAD >/dev/null 2>&1 ; then
+	against=HEAD
+else
+	# Initial commit: diff against an empty tree object
+	against=4b825dc642cb6eb9a060e54bf8d69288fbee4904
+	fi
+
+files=`git diff-index --name-only --cached $against`
+
+# Redirect output to stderr.
+exec 1>&2
+
+#-------------------------------------------------------------------------------
+# Check the copyright notice of all files to be commited.
+
+user=`git config --global user.email`
+year=`date +"%Y"`
+
+missing_copyright_year=""
+for f in $files ; do
+	if test `head -5 $f | grep -c -i copyright` -gt 0 ; then
+		user_copyright=`grep -i copyright $f | grep $user | grep -c $year`
+		if test $user_copyright -lt 1 ; then
+			missing_copyright_year="$missing_copyright_year $f"
+			fi
+		fi
+	done
+
+if test -n "$missing_copyright_year" ; then
+	echo "Missing current year in the copyright notice of the following files:"
+	for f in $missing_copyright_year ; do
+		echo "    $f"
+		done
+	echo "Commit aborted."
+	exit 1
+	fi
+
+#-------------------------------------------------------------------------------
+# Check the formatting of all C files.
+
+cfiles=""
+for f in $files ; do
+	if test `echo $f | grep -c "\.[ch]$"` -gt 0 ; then
+		cfiles="$cfiles $f"
+		fi
+	done
+
+if test -n "$cfiles" ; then
+	Scripts/cstyle.py $cfiles
+	if test $? -ne 0 ; then
+		echo
+		echo "Commit aborted. Fix the above error before trying again."
+		exit 1
+		fi
+	fi
+
+#-------------------------------------------------------------------------------
+# Prevent files with non-ascii filenames from being committed.
+
+if test $(git diff --cached --name-only --diff-filter=A -z $against | LC_ALL=C tr -d '[ -~]\0' | wc -c) != 0 ; then
+	echo "Error: Attempt to add a non-ascii file name."
+	echo
+	echo "This can cause problems if you want to work"
+	echo "with people on other platforms."
+	echo
+	echo "To be portable it is advisable to rename the file ..."
+	echo
+	echo "Commit aborted."
+	exit 1
+	fi
+
+exit 0