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author | Paul Yang <paulyang1211@gmail.com> | 2015-05-06 17:32:07 -0700 |
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committer | Paul Yang <paulyang1211@gmail.com> | 2015-05-06 17:32:07 -0700 |
commit | b89de5f6e0d81eccc34664f19362b83a82a152ca (patch) | |
tree | f27448a279bea152488306d66e999c4d2a70fa42 /objectivec/DevTools/check_version_stamps.sh | |
parent | f47db47cd97c00a3a49584eda13e03c3352e5215 (diff) | |
parent | 30650d81d9baa446dbc8deb784ba53794cafda5b (diff) | |
download | protobuf-b89de5f6e0d81eccc34664f19362b83a82a152ca.tar.gz protobuf-b89de5f6e0d81eccc34664f19362b83a82a152ca.tar.bz2 protobuf-b89de5f6e0d81eccc34664f19362b83a82a152ca.zip |
Merge pull request #331 from thomasvl/objc_alpha1_drop
Objective C compiler plugin and runtime
Diffstat (limited to 'objectivec/DevTools/check_version_stamps.sh')
-rwxr-xr-x | objectivec/DevTools/check_version_stamps.sh | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/objectivec/DevTools/check_version_stamps.sh b/objectivec/DevTools/check_version_stamps.sh new file mode 100755 index 00000000..5de9ef14 --- /dev/null +++ b/objectivec/DevTools/check_version_stamps.sh @@ -0,0 +1,56 @@ +#!/bin/bash + +# This script checks that the runtime version number constant in the compiler +# source and in the runtime source is the same. +# +# A distro can be made of the protobuf sources with only a subset of the +# languages, so if the compiler depended on the Objective C runtime, those +# builds would break. At the same time, we don't want the runtime source +# depending on the compiler sources; so two copies of the constant are needed. + +set -eu + +readonly ScriptDir=$(dirname "$(echo $0 | sed -e "s,^\([^/]\),$(pwd)/\1,")") +readonly ProtoRootDir="${ScriptDir}/../.." + +die() { + echo "Error: $1" + exit 1 +} + +readonly ConstantName=GOOGLE_PROTOBUF_OBJC_GEN_VERSION + +# Collect version from plugin sources. + +readonly PluginSrc="${ProtoRootDir}/src/google/protobuf/compiler/objectivec/objectivec_file.cc" +readonly PluginVersion=$( \ + cat "${PluginSrc}" \ + | sed -n -e "s:const int32_t ${ConstantName} = \([0-9]*\);:\1:p" +) + +if [[ -z "${PluginVersion}" ]] ; then + die "Failed to fine ${ConstantName} in the plugin source (${PluginSrc})." +fi + +# Collect version from runtime sources. + +readonly RuntimeSrc="${ProtoRootDir}/objectivec/GPBBootstrap.h" +readonly RuntimeVersion=$( \ + cat "${RuntimeSrc}" \ + | sed -n -e "s:#define ${ConstantName} \([0-9]*\):\1:p" +) + +if [[ -z "${RuntimeVersion}" ]] ; then + die "Failed to fine ${ConstantName} in the runtime source (${RuntimeSrc})." +fi + +# Compare them. + +if [[ "${PluginVersion}" != "${RuntimeVersion}" ]] ; then + die "Versions don't match! + Plugin: ${PluginVersion} from ${PluginSrc} + Runtime: ${RuntimeVersion} from ${RuntimeSrc} +" +fi + +# Success |