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| author | Alexander Barkov <bar@mariadb.org> | 2016-08-17 10:33:31 +0400 |
|---|---|---|
| committer | Alexander Barkov <bar@mariadb.org> | 2017-04-05 15:02:44 +0400 |
| commit | 8feb984211f559ad8bf2f231544cf8852b23632d (patch) | |
| tree | 7fac25a4c0ff09df8cbca18390efb652c560c9c8 /sql/sp_pcontext.cc | |
| parent | 765d9d6429588d3aa27ded3e58bb6bac3e7c139b (diff) | |
| download | mariadb-git-8feb984211f559ad8bf2f231544cf8852b23632d.tar.gz | |
MDEV-10411 Providing compatibility for basic PL/SQL constructs
Part 5: EXIT statement
Adding unconditional EXIT statement:
EXIT [ label ]
Conditional EXIT statements with WHERE clause
will be added in a separate patch.
Diffstat (limited to 'sql/sp_pcontext.cc')
| -rw-r--r-- | sql/sp_pcontext.cc | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/sql/sp_pcontext.cc b/sql/sp_pcontext.cc index e8748ffb852..db2d36978d4 100644 --- a/sql/sp_pcontext.cc +++ b/sql/sp_pcontext.cc @@ -197,10 +197,11 @@ sp_variable *sp_pcontext::add_variable(THD *thd, LEX_STRING name) } -sp_label *sp_pcontext::push_label(THD *thd, LEX_STRING name, uint ip) +sp_label *sp_pcontext::push_label(THD *thd, LEX_STRING name, uint ip, + sp_label::enum_type type) { sp_label *label= - new (thd->mem_root) sp_label(name, ip, sp_label::IMPLICIT, this); + new (thd->mem_root) sp_label(name, ip, type, this); if (!label) return NULL; @@ -236,6 +237,23 @@ sp_label *sp_pcontext::find_label(const LEX_STRING name) } +sp_label *sp_pcontext::find_label_current_loop_start() +{ + List_iterator_fast<sp_label> li(m_labels); + sp_label *lab; + + while ((lab= li++)) + { + if (lab->type == sp_label::ITERATION) + return lab; + } + // See a comment in sp_pcontext::find_label() + return (m_parent && (m_scope == REGULAR_SCOPE)) ? + m_parent->find_label_current_loop_start() : + NULL; +} + + bool sp_pcontext::add_condition(THD *thd, LEX_STRING name, sp_condition_value *value) |