Support for "simple block" optimization, where we can run blocks

directly if there are no arguments or redirections to the block itself

1 files changed, 4 insertions, 0 deletions

diff --git a/parse_execution.h b/parse_execution.h
index 0d924b8e..6c022cb2 100644
--- a/parse_execution.h
+++ b/parse_execution.h
@@ -64,6 +64,7 @@ class parse_execution_context_t
     /* Wildcard error helper */
     parse_execution_result_t report_unmatched_wildcard_error(const parse_node_t &unmatched_wildcard);
     
+    /* Command not found support */
     void handle_command_not_found(const wcstring &cmd, const parse_node_t &statement_node, int err_code);
         
     /* Utilities */
@@ -72,6 +73,9 @@ class parse_execution_context_t
     node_offset_t get_offset(const parse_node_t &node) const;
     const parse_node_t *infinite_recursive_statement_in_job_list(const parse_node_t &job_list, wcstring *out_func_name) const;
     
+    /* Indicates whether a job is a simple block (one block, no redirections) */
+    bool job_is_simple_block(const parse_node_t &node) const;
+    
     enum process_type_t process_type_for_command(const parse_node_t &plain_statement, const wcstring &cmd) const;
     
     /* These create process_t structures from statements */