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patch 8.1.0267: no good check if restoring quickfix list worked

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Problem:    No good check if restoring quickfix list worked.
Solution:   Let qf_restore_list() return OK/FAIL. (Yegappan Lakshmanan)
This commit is contained in:
Bram Moolenaar
2018-08-11 13:36:56 +02:00
parent ee8415bc59
commit 90f1e2b7bc
2 changed files with 17 additions and 8 deletions
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23
src/quickfix.c
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@@ -4338,8 +4338,10 @@ qf_id2nr(qf_info_T *qi, int_u qfid)
* If the current list is not "save_qfid" and we can find the list with that ID
* then make it the current list.
* This is used when autocommands may have changed the current list.
* Returns OK if successfully restored the list. Returns FAIL if the list with
* the specified identifier (save_qfid) is not found in the stack.
*/
static void
static int
qf_restore_list(qf_info_T *qi, int_u save_qfid)
{
int curlist;
@@ -4347,10 +4349,12 @@ qf_restore_list(qf_info_T *qi, int_u save_qfid)
if (qi->qf_lists[qi->qf_curlist].qf_id != save_qfid)
{
curlist = qf_id2nr(qi, save_qfid);
if (curlist >= 0)
qi->qf_curlist = curlist;
// else: what if the list can't be found?
if (curlist < 0)
// list is not present
return FAIL;
qi->qf_curlist = curlist;
}
return OK;
}
/*
@@ -4359,9 +4363,10 @@ qf_restore_list(qf_info_T *qi, int_u save_qfid)
static void
qf_jump_first(qf_info_T *qi, int_u save_qfid, int forceit)
{
qf_restore_list(qi, save_qfid);
if (qf_restore_list(qi, save_qfid) == FAIL)
return;
// Autocommands might have cleared the list, check for it
// Autocommands might have cleared the list, check for that.
if (!qf_list_empty(qi, qi->qf_curlist))
qf_jump(qi, 0, 0, forceit);
}
@@ -5025,7 +5030,8 @@ vgr_qflist_valid(
}
}
qf_restore_list(qi, qfid);
if (qf_restore_list(qi, qfid) == FAIL)
return FALSE;
return TRUE;
}
@@ -5371,7 +5377,8 @@ ex_vimgrep(exarg_T *eap)
if (!qflist_valid(wp, save_qfid))
goto theend;
qf_restore_list(qi, save_qfid);
if (qf_restore_list(qi, save_qfid) == FAIL)
goto theend;
/* Jump to first match. */
if (!qf_list_empty(qi, qi->qf_curlist))