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vim-patch:9.0.0227: cannot read error message when abort() is called

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Problem:    Cannot read error message when abort() is called.
Solution:   Output a newline before calling abort().
213e70e284

Add emsg_not_now() check to make code equivalent.
This commit is contained in:
zeertzjq
2022-08-19 20:26:00 +08:00
parent aa96a80d5d
commit 4edf967050
1 changed files with 8 additions and 0 deletions
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8
src/nvim/message.c
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@@ -837,6 +837,8 @@ void iemsg(const char *s)
emsg(s); emsg(s);
#ifdef ABORT_ON_INTERNAL_ERROR #ifdef ABORT_ON_INTERNAL_ERROR
set_vim_var_string(VV_ERRMSG, s, -1); set_vim_var_string(VV_ERRMSG, s, -1);
msg_putchar('\n'); // avoid overwriting the error message
ui_flush();
abort(); abort();
#endif #endif
} }
@@ -846,11 +848,17 @@ void iemsg(const char *s)
/// detected when fuzzing vim. /// detected when fuzzing vim.
void siemsg(const char *s, ...) void siemsg(const char *s, ...)
{ {
if (emsg_not_now()) {
return;
}
va_list ap; va_list ap;
va_start(ap, s); va_start(ap, s);
(void)semsgv(s, ap); (void)semsgv(s, ap);
va_end(ap); va_end(ap);
#ifdef ABORT_ON_INTERNAL_ERROR #ifdef ABORT_ON_INTERNAL_ERROR
msg_putchar('\n'); // avoid overwriting the error message
ui_flush();
abort(); abort();
#endif #endif
} }