Generate a ChangeLog before make dist

.gitignore

@@ -1,3 +1,6 @@
+/ChangeLog
+/*.tar.gz
+/*.tar.bz2
 /aclocal.m4
 /autom4te.cache
 /claws-mail.pc

Makefile.am

@@ -8,6 +8,7 @@ EXTRA_DIST = \
 	ChangeLog.gtk1 \
 	ChangeLog.pre2.0.0 \
 	ChangeLog.2.0.0-3.0.0 \
+	ChangeLog.3.0.0-3.9.0 \
 	RELEASE_NOTES \
 	claws-mail-128x128.png \
 	claws-mail-64x64.png \
@@ -76,3 +77,7 @@ clawsinclude_HEADERS = \
 
 relnotesdir = $(docdir)
 relnotes_DATA = RELEASE_NOTES
+
+dist-hook:
+	@rm -f ChangeLog
+	@./tools/gitlog2changelog.py 3.9.0 > ChangeLog

tools/gitlog2changelog.py

@@ -0,0 +1,142 @@
+#!/usr/bin/python
+# Copyright 2008 Marcus D. Hanwell <marcus@cryos.org>
+# Distributed under the terms of the GNU General Public License v2 or later
+
+import string, re, os, sys
+
+curRev = ""
+prevVer = ""
+
+if len(sys.argv) == 3:
+    curRev = sys.argv[2]
+    prevVer = sys.argv[1]
+else:
+    curRevCmd = os.popen("git describe")
+    curRev = curRevCmd.read()
+    curRev = curRev[0:len(curRev)-1]
+    curRevCmd.close()
+    if len(sys.argv) == 2:
+        prevVer = sys.argv[1]
+    else:
+        prevVer = re.split('-', curRev, 1)[0]
+
+# Execute git log with the desired command line options.
+fin = os.popen('git log ' + prevVer + '..' + curRev +' --summary --stat --no-merges --date=short', 'r')
+# Create a ChangeLog file in the current directory.
+fout = sys.stdout
+
+# Set up the loop variables in order to locate the blocks we want
+authorFound = False
+dateFound = False
+messageFound = False
+filesFound = False
+message = ""
+commit = ""
+messageNL = False
+files = ""
+prevAuthorLine = ""
+
+# The main part of the loop
+for line in fin:
+    # The commit line marks the start of a new commit object.
+    if re.match('^commit', line) >= 0:
+        # Start all over again...
+        authorFound = False
+        dateFound = False
+        messageFound = False
+        messageNL = False
+        message = ""
+        filesFound = False
+        files = ""
+	commitCmd = os.popen("git describe "+re.split(' ', line, 1)[1])
+	commit = commitCmd.read()
+	commitCmd.close()
+        commit = commit[0:len(commit)-1]
+        continue
+    # Match the author line and extract the part we want
+    elif re.match('^Author:', line) >=0:
+        authorList = re.split(': ', line, 1)
+        author = re.split('<', authorList[1], 1)[0]
+        author = "[" + author[0:len(author)-1]+"]"
+        authorFound = True
+    # Match the date line
+    elif re.match('^Date:', line) >= 0:
+        dateList = re.split(':   ', line, 1)
+        date = dateList[1]
+        date = date[0:len(date)-1]
+        dateFound = True
+    # The svn-id lines are ignored
+    elif re.match('    git-svn-id:', line) >= 0:
+        continue
+    # The sign off line is ignored too
+    elif re.search('Signed-off-by', line) >= 0:
+        continue
+    # Extract the actual commit message for this commit
+    elif authorFound & dateFound & messageFound == False:
+        # Find the commit message if we can
+        if len(line) == 1:
+            if messageNL:
+                messageFound = True
+            else:
+                messageNL = True
+        elif len(line) == 4:
+            messageFound = True
+        else:
+            if len(message) == 0:
+                message = message + line.strip()
+            else:
+                message = message + " " + line.strip()
+    # If this line is hit all of the files have been stored for this commit
+    elif re.search('files changed', line) >= 0:
+        filesFound = True
+        continue
+    # Collect the files for this commit. FIXME: Still need to add +/- to files
+    elif authorFound & dateFound & messageFound:
+        fileList = re.split(' \| ', line, 2)
+        if len(fileList) > 1:
+            if len(files) > 0:
+                files = files + "\n\t* " + fileList[0].strip()
+            else:
+                files = "\t* " + fileList[0].strip()
+    # All of the parts of the commit have been found - write out the entry
+    if authorFound & dateFound & messageFound & filesFound:
+        # First the author line, only outputted if it is the first for that
+        # author on this day
+        authorLine = date + "  " + author
+        if len(prevAuthorLine) != 0:
+	    fout.write("\n");
+	fout.write(authorLine + " " + commit + "\n\n")
+
+        # Assemble the actual commit message line(s) and limit the line length
+        # to 80 characters.
+        commitLine = message
+        i = 0
+        commit = ""
+        while i < len(commitLine):
+            if len(commitLine) < i + 70:
+                commit = commit + "\n\t\t" + commitLine[i:len(commitLine)]
+                break
+            index = commitLine.rfind(' ', i, i+70)
+            if index > i:
+                commit = commit + "\n\t\t" + commitLine[i:index]
+                i = index+1
+            else:
+                commit = commit + "\n\t\t" + commitLine[i:70]
+                i = i+71
+
+        # Write out the commit line
+	fout.write(files + "\t\t" + commit + "\n")
+
+        #Now reset all the variables ready for a new commit block.
+        authorFound = False
+        dateFound = False
+        messageFound = False
+        messageNL = False
+        message = ""
+        filesFound = False
+        files = ""
+        prevAuthorLine = authorLine
+
+# Close the input and output lines now that we are finished.
+fin.close()
+fout.close()