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      1 # Proto Compiler CocoaPods podspec
      2 
      3 # Copyright 2016, Google Inc.
      4 # All rights reserved.
      5 #
      6 # Redistribution and use in source and binary forms, with or without
      7 # modification, are permitted provided that the following conditions are
      8 # met:
      9 #
     10 #     * Redistributions of source code must retain the above copyright
     11 # notice, this list of conditions and the following disclaimer.
     12 #     * Redistributions in binary form must reproduce the above
     13 # copyright notice, this list of conditions and the following disclaimer
     14 # in the documentation and/or other materials provided with the
     15 # distribution.
     16 #     * Neither the name of Google Inc. nor the names of its
     17 # contributors may be used to endorse or promote products derived from
     18 # this software without specific prior written permission.
     19 #
     20 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     21 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     22 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     23 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     24 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     25 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     26 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     30 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31 
     32 Pod::Spec.new do |s|
     33   # This pod is only a utility that will be used by other pods _at install time_ (not at compile
     34   # time). Other pods can access it in their `prepare_command` script, under <pods_root>/<pod name>.
     35   # Because CocoaPods installs pods in alphabetical order, beginning this pod's name with an
     36   # exclamation mark ensures that other "regular" pods will be able to find it as it'll be installed
     37   # before them.
     38   s.name     = '!ProtoCompiler'
     39   v = '3.6.0'
     40   s.version  = v
     41   s.summary  = 'The Protobuf Compiler (protoc) generates Objective-C files from .proto files'
     42   s.description = <<-DESC
     43     This podspec only downloads protoc so that local pods generating protos can execute it as part
     44     of their prepare_command.
     45     The generated code will have a dependency on the Protobuf Objective-C runtime of the same
     46     version. The runtime can be obtained as the "Protobuf" pod.
     47   DESC
     48   s.homepage = 'https://github.com/google/protobuf'
     49   s.license  = {
     50     :type => 'New BSD',
     51     :text => <<-LICENSE
     52       This license applies to all parts of Protocol Buffers except the following:
     53 
     54       - Atomicops support for generic gcc, located in
     55         src/google/protobuf/stubs/atomicops_internals_generic_gcc.h.
     56         This file is copyrighted by Red Hat Inc.
     57 
     58       - Atomicops support for AIX/POWER, located in
     59         src/google/protobuf/stubs/atomicops_internals_power.h.
     60         This file is copyrighted by Bloomberg Finance LP.
     61 
     62       Copyright 2014, Google Inc.  All rights reserved.
     63 
     64       Redistribution and use in source and binary forms, with or without
     65       modification, are permitted provided that the following conditions are
     66       met:
     67 
     68           * Redistributions of source code must retain the above copyright
     69       notice, this list of conditions and the following disclaimer.
     70           * Redistributions in binary form must reproduce the above
     71       copyright notice, this list of conditions and the following disclaimer
     72       in the documentation and/or other materials provided with the
     73       distribution.
     74           * Neither the name of Google Inc. nor the names of its
     75       contributors may be used to endorse or promote products derived from
     76       this software without specific prior written permission.
     77 
     78       THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     79       "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     80       LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     81       A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     82       OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     83       SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     84       LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     85       DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     86       THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     87       (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     88       OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     89 
     90       Code generated by the Protocol Buffer compiler is owned by the owner
     91       of the input file used when generating it.  This code is not
     92       standalone and requires a support library to be linked with it.  This
     93       support library is itself covered by the above license.
     94     LICENSE
     95   }
     96   # "The name and email addresses of the library maintainers, not the Podspec maintainer."
     97   s.authors  = { 'The Protocol Buffers contributors' => 'protobuf (a] googlegroups.com' }
     98 
     99   repo = 'google/protobuf'
    100   file = "protoc-#{v}-osx-x86_64.zip"
    101   s.source = {
    102     :http => "https://github.com/#{repo}/releases/download/v#{v}/#{file}",
    103     # TODO(jcanizales): Add sha1 or sha256
    104     # :sha1 => '??',
    105   }
    106 
    107   s.preserve_paths = 'protoc',
    108                      'google/**/*.proto' # Well-known protobuf types
    109 
    110   # Restrict the protobuf runtime version to the one supported by this version of protoc.
    111   s.dependency 'Protobuf', '~> 3.0'
    112   # For the Protobuf dependency not to complain:
    113   s.ios.deployment_target = '7.0'
    114   s.osx.deployment_target = '10.9'
    115 
    116   # This is only for local development of protoc: If the Podfile brings this pod from a local
    117   # directory using `:path`, CocoaPods won't download the zip file and so the compiler won't be
    118   # present in this pod's directory. We use that knowledge to check for the existence of the file
    119   # and, if absent, build it from the local sources.
    120   repo_root = '../..'
    121   plugin = 'grpc_objective_c_plugin'
    122   s.prepare_command = <<-CMD
    123     if [ ! -f bin/protoc ]; then
    124       cd #{repo_root}
    125       # This will build protoc from the Protobuf submodule of gRPC, and put it in
    126       # #{repo_root}/bins/opt/protobuf.
    127       #
    128       # TODO(jcanizales): Make won't build protoc from sources if one's locally installed, which
    129       # _we do not want_. Find a way for this to always build from source.
    130       make #{plugin}
    131       cd -
    132     else
    133       mv bin/protoc .
    134       mv include/google .
    135     fi
    136   CMD
    137 end
    138