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optimize asynchronous function invocations; fix for running return from trap while sourcing a file; restore completion function if read -e is interrupted

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This commit is contained in:
Chet Ramey
2024-08-15 16:37:54 -04:00
parent 772e7e760e
commit cf694865de
12 changed files with 129 additions and 39 deletions
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execute_cmd.c
+14
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@@ -913,6 +913,18 @@ execute_command_internal (COMMAND *command, int asynchronous, int pipe_in, int p
begin_unwind_frame ("simple_lineno");
add_unwind_protect (uw_restore_lineno, (void *) (intptr_t) save_line_number);
/* Limit the scope of this attempted optimization for now: async
commands for which TRY_OPTIMIZING is set (see call to optimize_shell_function
for async functions in execute_subshell_builtin_or_function below)
in interactive and script shells. */
if ((command->flags & CMD_TRY_OPTIMIZING) &&
(subshell_environment & SUBSHELL_ASYNC) && startup_state < 2 &&
should_optimize_fork (command, 0))
{
command->flags |= CMD_NO_FORK;
command->value.Simple->flags |= CMD_NO_FORK;
}
SET_LINE_NUMBER (command->value.Simple->line);
exec_result =
execute_simple_command (command->value.Simple, pipe_in, pipe_out,
@@ -5523,6 +5535,8 @@ execute_subshell_builtin_or_function (WORD_LIST *words, REDIRECT *redirects,
}
else
{
if (async)
optimize_shell_function (function_cell (var));
r = execute_function (var, words, flags, fds_to_close, async, 1);
fflush (stdout);
subshell_exit (r);