From 3eea219548e84efdbc3148ce378fcba865f97a01 Mon Sep 17 00:00:00 2001
From: Ben Longbons <b.r.longbons@gmail.com>
Date: Fri, 6 Dec 2013 14:15:43 -0800
Subject: Add basic source formatting tools
---
tools/apply-filter | 10 ++++++++++
tools/bs-align | 45 ++++++++++++++++++++++++++++++++++++++++++++
tools/maybe-mv | 8 ++++++++
tools/maybe-replace | 3 +++
tools/pp-indent | 54 +++++++++++++++++++++++++++++++++++++++++++++++++++++
5 files changed, 120 insertions(+)
create mode 100755 tools/apply-filter
create mode 100755 tools/bs-align
create mode 100755 tools/maybe-mv
create mode 100755 tools/maybe-replace
create mode 100755 tools/pp-indent
(limited to 'tools')
diff --git a/tools/apply-filter b/tools/apply-filter
new file mode 100755
index 0000000..6d36be4
--- /dev/null
+++ b/tools/apply-filter
@@ -0,0 +1,10 @@
+#!/bin/bash -eu
+# Apply a filter command to a set of files
+
+filter=$1; shift
+for arg
+do
+ echo apply-filter "$filter" "$arg"
+ bash -c "$filter" < "$arg" > "$arg.tmp"
+ maybe-mv "$arg.tmp" "$arg"
+done
diff --git a/tools/bs-align b/tools/bs-align
new file mode 100755
index 0000000..6582298
--- /dev/null
+++ b/tools/bs-align
@@ -0,0 +1,45 @@
+#!/usr/bin/env python
+# -*- encoding: utf-8
+## bs-align.py - Filter to align trailing line continuations
+##
+## Copyright ©2013 Ben Longbons <b.r.longbons@gmail.com>
+##
+## This file is part of The Mana World (Athena server)
+##
+## This program is free software: you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation, either version 3 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+# Settings.
+pad = 1
+align = 4
+min_col = 8
+
+import sys
+
+lines = []
+
+for line in sys.stdin:
+ if line.endswith('\\\n'):
+ lines.append(line[:-2].rstrip())
+ continue
+ if lines:
+ # TODO: correctly handle tabs and multibyte characters
+ tlen = max(len(l) for l in lines) + pad
+ if tlen < min_col:
+ tlen = min_col
+ elif tlen % align:
+ tlen += align - tlen % align
+ for l in lines:
+ sys.stdout.writelines([l, ' ' * (tlen - len(l)), '\\\n'])
+ del lines[:]
+ sys.stdout.write(line)
diff --git a/tools/maybe-mv b/tools/maybe-mv
new file mode 100755
index 0000000..725b86b
--- /dev/null
+++ b/tools/maybe-mv
@@ -0,0 +1,8 @@
+#!/bin/bash -eu
+# Replace one file with another, but maybe don't update the timestamp
+if cmp -s "$1" "$2"
+then
+ rm "$1"
+else
+ mv "$1" "$2"
+fi
diff --git a/tools/maybe-replace b/tools/maybe-replace
new file mode 100755
index 0000000..97bd19c
--- /dev/null
+++ b/tools/maybe-replace
@@ -0,0 +1,3 @@
+#!/bin/bash -eu
+cat > "$1.tmp"
+maybe-mv "$1.tmp" "$1"
diff --git a/tools/pp-indent b/tools/pp-indent
new file mode 100755
index 0000000..9be9a03
--- /dev/null
+++ b/tools/pp-indent
@@ -0,0 +1,54 @@
+#!/usr/bin/env python
+# -*- encoding: utf-8
+## pp-indent - Filter to apply indentation to preprocessor statements
+##
+## Copyright ©2013 Ben Longbons <b.r.longbons@gmail.com>
+##
+## This file is part of The Mana World (Athena server)
+##
+## This program is free software: you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation, either version 3 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+# Settings.
+
+pre_indent = ''
+post_indent = ' '
+rules = {
+ 'if': (0, 1),
+ 'ifdef': (0, 1),
+ 'ifndef': (0, 1),
+ 'else': (-1, 1),
+ 'elif': (-1, 1),
+ 'endif': (-1, 0),
+ 'define_h': (-1, 1),
+}
+
+import sys
+
+depth = 0
+for line in sys.stdin:
+ sline = line.lstrip()
+ if not sline.startswith('#'):
+ sys.stdout.write(line)
+ continue
+ line = sline[1:].lstrip()
+ if not line:
+ sys.stdout.write('\n')
+ continue
+ word = line.split(None, 1)[0]
+ if word == 'define' and line.endswith('_HPP\n'):
+ word = 'define_h'
+ pre, post = rules.get(word, (0, 0))
+ depth += pre
+ sys.stdout.writelines([depth * pre_indent, '#', depth * post_indent, line])
+ depth += post
--
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