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author | Refael Ackermann <refack@gmail.com> | 2014-09-29 13:20:04 +0400 |
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committer | Fedor Indutny <fedor@indutny.com> | 2014-10-08 15:44:38 +0400 |
commit | 9116b240c924d37627313416b7ee038d0580afbc (patch) | |
tree | 86c586915a96d308b1b04de679a8ae293caf3e41 /deps/v8/tools/concatenate-files.py | |
parent | a2a3fd48934f36d94575dd33d2a2cb732f937f77 (diff) | |
download | node-9116b240c924d37627313416b7ee038d0580afbc.tar.gz |
deps: update v8 to 3.28.73
Reviewed-By: Fedor Indutny <fedor@indutny.com>
PR-URL: https://github.com/joyent/node/pull/8476
Diffstat (limited to 'deps/v8/tools/concatenate-files.py')
-rw-r--r-- | deps/v8/tools/concatenate-files.py | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/deps/v8/tools/concatenate-files.py b/deps/v8/tools/concatenate-files.py new file mode 100644 index 000000000..86bdf5638 --- /dev/null +++ b/deps/v8/tools/concatenate-files.py @@ -0,0 +1,75 @@ +#!/usr/bin/env python +# +# Copyright 2014 the V8 project authors. All rights reserved. +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above +# copyright notice, this list of conditions and the following +# disclaimer in the documentation and/or other materials provided +# with the distribution. +# * Neither the name of Google Inc. nor the names of its +# contributors may be used to endorse or promote products derived +# from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +# This utility concatenates several files into one. On Unix-like systems +# it is equivalent to: +# cat file1 file2 file3 ...files... > target +# +# The reason for writing a seperate utility is that 'cat' is not available +# on all supported build platforms, but Python is, and hence this provides +# us with an easy and uniform way of doing this on all platforms. + +import optparse + + +def Concatenate(filenames): + """Concatenate files. + + Args: + files: Array of file names. + The last name is the target; all earlier ones are sources. + + Returns: + True, if the operation was successful. + """ + if len(filenames) < 2: + print "An error occured generating %s:\nNothing to do." % filenames[-1] + return False + + try: + with open(filenames[-1], "wb") as target: + for filename in filenames[:-1]: + with open(filename, "rb") as current: + target.write(current.read()) + return True + except IOError as e: + print "An error occured when writing %s:\n%s" % (filenames[-1], e) + return False + + +def main(): + parser = optparse.OptionParser() + parser.set_usage("""Concatenate several files into one. + Equivalent to: cat file1 ... > target.""") + (options, args) = parser.parse_args() + exit(0 if Concatenate(args) else 1) + + +if __name__ == "__main__": + main() |