Patch 9.0.0282

[Bram Moolenaar]

Patch 9.0.0282
Problem: A nested timout stops the previous timeout.
Solution: Ignore any nested timeout.
Files: src/regexp.c, src/evalfunc.c


*** ../vim-9.0.0281/src/regexp.c 2022-07-29 16:22:22.276165855 +0100
--- src/regexp.c 2022-08-26 21:24:04.683232800 +0100
***************
*** 51,67 ****
}

#ifdef FEAT_RELTIME
void
init_regexp_timeout(long msec)
{
! timeout_flag = start_timeout(msec);
}

void
disable_regexp_timeout(void)
{
! stop_timeout();
! timeout_flag = &dummy_timeout_flag;
}
#endif

--- 51,82 ----
}

#ifdef FEAT_RELTIME
+ static int timeout_nesting = 0;
+
+ /*
+ * Start a timer that will cause the regexp to abort after "msec".
+ * This doesn't work well recursively. In case it happens anyway, the first
+ * set timeout will prevail, nested ones are ignored.
+ * The caller must make sure there is a matching disable_regexp_timeout() call!
+ */
void
init_regexp_timeout(long msec)
{
! if (timeout_nesting == 0)
! timeout_flag = start_timeout(msec);
! ++timeout_nesting;
}

void
disable_regexp_timeout(void)
{
! if (timeout_nesting == 0)
! iemsg("disable_regexp_timeout() called without active timer");
! else if (--timeout_nesting == 0)
! {
! stop_timeout();
! timeout_flag = &dummy_timeout_flag;
! }
}
#endif

*** ../vim-9.0.0281/src/evalfunc.c 2022-08-26 17:52:47.890406156 +0100
--- src/evalfunc.c 2022-08-26 21:28:55.210917990 +0100
***************
*** 9176,9182 ****

theend:
#ifdef FEAT_RELTIME
! disable_regexp_timeout();
#endif
vim_free(pat2);
vim_free(pat3);
--- 9176,9183 ----

theend:
#ifdef FEAT_RELTIME
! if (time_limit > 0)
! disable_regexp_timeout();
#endif
vim_free(pat2);
vim_free(pat3);
*** ../vim-9.0.0281/src/version.c 2022-08-26 19:58:45.947700271 +0100
--- src/version.c 2022-08-26 21:19:01.503603948 +0100
***************
*** 709,710 ****
--- 709,712 ----
{ /* Add new patch number below this line */
+ /**/
+ 282,
/**/

--
Violators can be fined, arrested or jailed for making ugly faces at a dog.
[real standing law in Oklahoma, United States of America]

/// Bram Moolenaar -- Br...@Moolenaar.net -- http://www.Moolenaar.net \\\
/// \\\
\\\ sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ ///
\\\ help me help AIDS victims -- http://ICCF-Holland.org ///