From c6e339496ef514eb672376ee22f6b23bbdd1ea13 Mon Sep 17 00:00:00 2001 From: Hanoh Haim Date: Mon, 28 Dec 2015 11:48:49 +0200 Subject: fix gitignore --- linux_dpdk/c_dumbpreproc.py | 61 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 linux_dpdk/c_dumbpreproc.py (limited to 'linux_dpdk/c_dumbpreproc.py') diff --git a/linux_dpdk/c_dumbpreproc.py b/linux_dpdk/c_dumbpreproc.py new file mode 100644 index 00000000..9dc60155 --- /dev/null +++ b/linux_dpdk/c_dumbpreproc.py @@ -0,0 +1,61 @@ +#!/usr/bin/env python +# encoding: utf-8 +# Thomas Nagy, 2006-2010 (ita) + +""" +Dumb C/C++ preprocessor for finding dependencies + +It will look at all include files it can find after removing the comments, so the following +will always add the dependency on both "a.h" and "b.h":: + + #include "a.h" + #ifdef B + #include "b.h" + #endif + int main() { + return 0; + } + +To use:: + + def configure(conf): + conf.load('compiler_c') + conf.load('c_dumbpreproc') +""" + +import re, sys, os, string, traceback +from waflib import Logs, Build, Utils, Errors +from waflib.Logs import debug, error +from waflib.Tools import c_preproc + +re_inc = re.compile( + '^[ \t]*(#|%:)[ \t]*(include)[ \t]*[<"](.*)[>"][\r\t ]*$', + re.IGNORECASE | re.MULTILINE) + +def lines_includes(node): + code = node.read() + if c_preproc.use_trigraphs: + for (a, b) in c_preproc.trig_def: code = code.split(a).join(b) + code = c_preproc.re_nl.sub('', code) + code = c_preproc.re_cpp.sub(c_preproc.repl, code) + return [(m.group(2), m.group(3)) for m in re.finditer(re_inc, code)] + +parser = c_preproc.c_parser +class dumb_parser(parser): + def addlines(self, node): + if node in self.nodes[:-1]: + return + self.currentnode_stack.append(node.parent) + self.lines = lines_includes(node) + [(c_preproc.POPFILE, '')] + self.lines + + def start(self, node, env): + self.addlines(node) + while self.lines: + (x, y) = self.lines.pop(0) + if x == c_preproc.POPFILE: + self.currentnode_stack.pop() + continue + self.tryfind(y) + +c_preproc.c_parser = dumb_parser + -- cgit 1.2.3-korg