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vim-patch:8.1.2341: not so easy to interrupt a script programatically

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Problem:    Not so easy to interrupt a script programatically.
Solution:   Add the interrupt() function. (Yasuhiro Matsumoto, closes vim/vim#2834)
67a2deb9cb
This commit is contained in:
Jan Edmund Lazo
2020-08-03 16:25:12 -04:00
parent 6d68b2801b
commit 0680b5218e
5 changed files with 60 additions and 11 deletions
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21
src/nvim/ex_eval.c
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@@ -87,17 +87,16 @@
*/
static int cause_abort = FALSE;
/*
* Return TRUE when immediately aborting on error, or when an interrupt
* occurred or an exception was thrown but not caught. Use for ":{range}call"
* to check whether an aborted function that does not handle a range itself
* should be called again for the next line in the range. Also used for
* cancelling expression evaluation after a function call caused an immediate
* abort. Note that the first emsg() call temporarily resets "force_abort"
* until the throw point for error messages has been reached. That is, during
* cancellation of an expression evaluation after an aborting function call or
* due to a parsing error, aborting() always returns the same value.
*/
// Return true when immediately aborting on error, or when an interrupt
// occurred or an exception was thrown but not caught. Use for ":{range}call"
// to check whether an aborted function that does not handle a range itself
// should be called again for the next line in the range. Also used for
// cancelling expression evaluation after a function call caused an immediate
// abort. Note that the first emsg() call temporarily resets "force_abort"
// until the throw point for error messages has been reached. That is, during
// cancellation of an expression evaluation after an aborting function call or
// due to a parsing error, aborting() always returns the same value.
// "got_int" is also set by calling interrupt().
int aborting(void)
{
return (did_emsg && force_abort) || got_int || current_exception;