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plugin versioning: we cannot assume that sizeof(st_mysql_plugin)

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is the same in the plugin and in the mysqld.
store the size in the plugin.

To simplify access to plugin's st_mysql_plugin, copy it on open and
convert to the latest version, so that the rest of the code would
not need to care about versions.


include/plugin.h:
  plugin versioning: we cannot assume that sizeof(st_mysql_plugin)
  is the same in the plugin and in the mysqld.
  store the size in the plugin.
This commit is contained in:
unknown
2006-01-01 16:43:34 +01:00
parent bb1e8bd5e4
commit c038b644d7
2 changed files with 83 additions and 10 deletions
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include/plugin.h
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@ -39,6 +39,7 @@
#define mysql_declare_plugin \
int _mysql_plugin_interface_version_= MYSQL_PLUGIN_INTERFACE_VERSION; \
int _mysql_sizeof_struct_st_plugin_= sizeof(struct st_mysql_plugin); \
struct st_mysql_plugin _mysql_plugin_declarations_[]= {
#define mysql_declare_plugin_end ,{0,0,0,0,0,0,0}}