Mercurial > vim
comparison src/eval.c @ 8055:6db4b1c863ec v7.4.1322
commit https://github.com/vim/vim/commit/3bece9fee9c02934d3e295b29d253e13d4ef26a7
Author: Bram Moolenaar <Bram@vim.org>
Date: Mon Feb 15 20:39:46 2016 +0100
patch 7.4.1322
Problem: Crash when unletting the variable that holds the channel in a
callback function. (Christian Robinson)
Solution: Increase the reference count while invoking the callback.
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Mon, 15 Feb 2016 20:45:04 +0100 |
| parents | 7c74cafac0a1 |
| children | 7fe3b9dc132b |
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| 8054:adb3150edaaf | 8055:6db4b1c863ec |
|---|---|
| 7728 } | 7728 } |
| 7729 | 7729 |
| 7730 return OK; | 7730 return OK; |
| 7731 } | 7731 } |
| 7732 | 7732 |
| 7733 #ifdef FEAT_CHANNEL | 7733 #if defined(FEAT_CHANNEL) || defined(PROTO) |
| 7734 static void | 7734 /* |
| 7735 * Decrement the reference count on "channel" and free it when it goes down to | |
| 7736 * zero. | |
| 7737 * Returns TRUE when the channel was freed. | |
| 7738 */ | |
| 7739 int | |
| 7735 channel_unref(channel_T *channel) | 7740 channel_unref(channel_T *channel) |
| 7736 { | 7741 { |
| 7737 if (channel != NULL && --channel->ch_refcount <= 0) | 7742 if (channel != NULL && --channel->ch_refcount <= 0) |
| 7743 { | |
| 7738 channel_free(channel); | 7744 channel_free(channel); |
| 7745 return TRUE; | |
| 7746 } | |
| 7747 return FALSE; | |
| 7739 } | 7748 } |
| 7740 #endif | 7749 #endif |
| 7741 | 7750 |
| 7742 #ifdef FEAT_JOB | 7751 #ifdef FEAT_JOB |
| 7743 static void | 7752 static void |