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added special variable named audit_plugin_version_<version>_<revision> where '.' is repalced with '_'. This variable can be used to extract the version of the plugin by using a tool such as nm or objdump. issue #96.

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This commit is contained in:
Guy Lichtman
2014-12-20 20:29:36 +02:00
parent 4c1af961c5
commit 272a1ae190
2 changed files with 16 additions and 1 deletions
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7
configure.ac
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@@ -116,12 +116,17 @@ fi
if test -z "$MYSQL_AUDIT_PLUGIN_REVISION" ;then
MYSQL_AUDIT_PLUGIN_REVISION=99999
fi
if test -z "$MYSQL_AUDIT_PLUGIN_SYMBOL_VERSION" ;then
MYSQL_AUDIT_PLUGIN_SYMBOL_VERSION=${MYSQL_AUDIT_PLUGIN_VERSION//./_}_$MYSQL_AUDIT_PLUGIN_REVISION
fi
AC_SUBST(MYSQL_AUDIT_PLUGIN_VERSION)
AC_SUBST(MYSQL_AUDIT_PLUGIN_REVISION)
echo "Version: $MYSQL_AUDIT_PLUGIN_VERSION-$MYSQL_AUDIT_PLUGIN_REVISION"
echo "Version: $MYSQL_AUDIT_PLUGIN_VERSION-$MYSQL_AUDIT_PLUGIN_REVISION Symbol version: $MYSQL_AUDIT_PLUGIN_SYMBOL_VERSION"
CPPFLAGS="$CPPFLAGS -DMYSQL_AUDIT_PLUGIN_VERSION='\"$MYSQL_AUDIT_PLUGIN_VERSION\"'"
CPPFLAGS="$CPPFLAGS -DMYSQL_AUDIT_PLUGIN_REVISION='\"$MYSQL_AUDIT_PLUGIN_REVISION\"'"
CPPFLAGS="$CPPFLAGS '-DMYSQL_AUDIT_PLUGIN_SYMBOL_VERSION()=extern const char audit_plugin_version_$MYSQL_AUDIT_PLUGIN_SYMBOL_VERSION'"
#subst the relevant variables

10
src/audit_plugin.cc
View File

@@ -1797,3 +1797,13 @@ extern "C" int __cxa_pure_virtual (void)
log_prefix);
return 0;
}
/*
* Variable to hold version
*/
MYSQL_AUDIT_PLUGIN_SYMBOL_VERSION() = '\0';