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Bug#11761576 54082: HANDLE_SEGFAULT MAKES USE OF UNSAFE FUNCTIONS

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handle_segfault is the signal handler code of mysqld.  however, it makes
calls to potentially unsafe functions localtime_r, fprintf, fflush.



include/my_stacktrace.h:
  Add safe versions of itoa() write() and snprintf().
libmysqld/CMakeLists.txt:
  Move signal handler to separate file.
mysys/stacktrace.c:
  Remove unsafe function calls.
sql/CMakeLists.txt:
  Move signal handler to separate file.
sql/mysqld.cc:
  Move signal handler to separate file.
sql/set_var.h:
  Add missing #include dependency.
sql/sys_vars.cc:
  Cleanup .h and .cc files.
sql/sys_vars.h:
  Cleanup .h and .cc files.
This commit is contained in:
Tor Didriksen 2011-12-02 14:16:48 +01:00
commit b522a6ce78
9 changed files with 435 additions and 304 deletions
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1
libmysqld/CMakeLists.txt
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@ -45,6 +45,7 @@ SET(SQL_EMBEDDED_SOURCES emb_qcache.cc libmysqld.c lib_sql.cc
../sql/password.c ../sql/discover.cc ../sql/derror.cc
../sql/field.cc ../sql/field_conv.cc
../sql/filesort.cc ../sql/gstream.cc
../sql/signal_handler.cc
../sql/handler.cc ../sql/hash_filo.cc ../sql/hostname.cc
../sql/init.cc ../sql/item_buff.cc ../sql/item_cmpfunc.cc
../sql/item.cc ../sql/item_create.cc ../sql/item_func.cc