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From: "ZheNing Hu via GitGitGadget" <gitgitgadget@gmail.com>
To: git@vger.kernel.org
Cc: "Junio C Hamano" <gitster@pobox.com>,
	"Christian Couder" <christian.couder@gmail.com>,
	"Hariom Verma" <hariom18599@gmail.com>,
	"Bagas Sanjaya" <bagasdotme@gmail.com>,
	"Jeff King" <peff@peff.net>,
	"Ævar Arnfjörð Bjarmason" <avarab@gmail.com>,
	"Eric Sunshine" <sunshine@sunshineco.com>,
	"ZheNing Hu" <adlternative@gmail.com>,
	"ZheNing Hu" <adlternative@gmail.com>
Subject: [PATCH 08/19] [GSOC] ref-filter: pass get_object() return value to their callers
Date: Mon, 12 Jul 2021 11:46:48 +0000	[thread overview]
Message-ID: <e1aca51d500736722295b4c371c9698c168261cd.1626090419.git.gitgitgadget@gmail.com> (raw)
In-Reply-To: <pull.993.git.1626090419.gitgitgadget@gmail.com>

From: ZheNing Hu <adlternative@gmail.com>

Because in the refactor of `git cat-file --batch` later,
oid_object_info_extended() in get_object() will be used to obtain
the info of an object with it's oid. When the object cannot be
obtained in the git repository, `cat-file --batch` expects to output
"<oid> missing" and continue the next oid query instead of letting
Git exit. In other error conditions, Git should exit normally. So we
can achieve this function by passing the return value of get_object().

Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Hariom Verma <hariom18599@gmail.com>
Helped-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: ZheNing Hu <adlternative@gmail.com>
---
 ref-filter.c | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/ref-filter.c b/ref-filter.c
index ee6c906f22d..3189872188a 100644
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -1817,6 +1817,7 @@ static int populate_value(struct ref_array_item *ref, struct strbuf *err)
 {
 	struct object *obj;
 	int i;
+	int ret;
 	struct object_info empty = OBJECT_INFO_INIT;
 
 	CALLOC_ARRAY(ref->value, used_atom_cnt);
@@ -1973,8 +1974,9 @@ static int populate_value(struct ref_array_item *ref, struct strbuf *err)
 
 
 	oi.oid = ref->objectname;
-	if (get_object(ref, 0, &obj, &oi, err))
-		return -1;
+	ret = get_object(ref, 0, &obj, &oi, err);
+	if (ret)
+		return ret;
 
 	/*
 	 * If there is no atom that wants to know about tagged
@@ -2006,8 +2008,10 @@ static int get_ref_atom_value(struct ref_array_item *ref, int atom,
 			      struct atom_value **v, struct strbuf *err)
 {
 	if (!ref->value) {
-		if (populate_value(ref, err))
-			return -1;
+		int ret = populate_value(ref, err);
+
+		if (ret)
+			return ret;
 		fill_missing_values(ref->value);
 	}
 	*v = &ref->value[atom];
@@ -2581,6 +2585,7 @@ int format_ref_array_item(struct ref_array_item *info,
 {
 	const char *cp, *sp, *ep;
 	struct ref_formatting_state state = REF_FORMATTING_STATE_INIT;
+	int ret;
 
 	state.quote_style = format->quote_style;
 	push_stack_element(&state.stack);
@@ -2593,10 +2598,10 @@ int format_ref_array_item(struct ref_array_item *info,
 		if (cp < sp)
 			append_literal(cp, sp, &state);
 		pos = parse_ref_filter_atom(format, sp + 2, ep, error_buf);
-		if (pos < 0 || get_ref_atom_value(info, pos, &atomv, error_buf) ||
+		if (pos < 0 || (ret = get_ref_atom_value(info, pos, &atomv, error_buf)) ||
 		    atomv->handler(atomv, &state, error_buf)) {
 			pop_stack_element(&state.stack);
-			return -1;
+			return ret ? ret : -1;
 		}
 	}
 	if (*cp) {
-- 
gitgitgadget


  parent reply	other threads:[~2021-07-12 11:47 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-12 11:46 [PATCH 00/19] [GSOC] cat-file: reuse ref-filter logic ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 01/19] cat-file: handle trivial --batch format with --batch-all-objects ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 02/19] cat-file: merge two block into one ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 03/19] [GSOC] ref-filter: add obj-type check in grab contents ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 04/19] [GSOC] ref-filter: add %(raw) atom ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 05/19] [GSOC] ref-filter: --format=%(raw) re-support --perl ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 06/19] [GSOC] ref-filter: use non-const ref_format in *_atom_parser() ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 07/19] [GSOC] ref-filter: add %(rest) atom ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` ZheNing Hu via GitGitGadget [this message]
2021-07-12 11:46 ` [PATCH 09/19] [GSOC] ref-filter: introduce free_ref_array_item_value() function ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 10/19] [GSOC] ref-filter: introduce reject_atom() ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 11/19] [GSOC] ref-filter: modify the error message and value in get_object ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 12/19] [GSOC] cat-file: add has_object_file() check ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 13/19] [GSOC] cat-file: change batch_objects parameter name ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 14/19] [GSOC] cat-file: reuse ref-filter logic ZheNing Hu via GitGitGadget
2021-07-12 13:17   ` Christian Couder
2021-07-12 13:26     ` Christian Couder
2021-07-12 13:51       ` ZheNing Hu
2021-07-12 13:49     ` ZheNing Hu
2021-07-12 20:38     ` Junio C Hamano
2021-07-14 16:24       ` ZheNing Hu
2021-07-15  1:53         ` ZheNing Hu
2021-07-15  9:45           ` Christian Couder
2021-07-15 13:53             ` ZheNing Hu
2021-07-15 14:55     ` ZheNing Hu
2021-07-12 11:46 ` [PATCH 15/19] [GSOC] cat-file: reuse err buf in batch_object_write() ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 16/19] [GSOC] cat-file: re-implement --textconv, --filters options ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 17/19] [GSOC] ref-filter: remove grab_oid() function ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 18/19] [GSOC] cat-file: create p1006-cat-file.sh ZheNing Hu via GitGitGadget
2021-07-12 11:46 ` [PATCH 19/19] [GSOC] cat-file: use fast path when using default_format ZheNing Hu via GitGitGadget
2021-07-12 12:36 ` [PATCH 00/19] [GSOC] cat-file: reuse ref-filter logic Christian Couder
2021-07-12 13:01   ` ZheNing Hu
2021-07-12 13:02 ` Philip Oakley
2021-07-12 13:27   ` ZheNing Hu
2021-07-15 15:40 ` [PATCH v2 00/17] " ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 01/17] [GSOC] ref-filter: add obj-type check in grab contents ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 02/17] [GSOC] ref-filter: add %(raw) atom ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 03/17] [GSOC] ref-filter: --format=%(raw) re-support --perl ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 04/17] [GSOC] ref-filter: use non-const ref_format in *_atom_parser() ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 05/17] [GSOC] ref-filter: add %(rest) atom ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 06/17] [GSOC] ref-filter: pass get_object() return value to their callers ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 07/17] [GSOC] ref-filter: introduce free_ref_array_item_value() function ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 08/17] [GSOC] ref-filter: add cat_file_mode to ref_format ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 09/17] [GSOC] ref-filter: modify the error message and value in get_object ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 10/17] [GSOC] cat-file: add has_object_file() check ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 11/17] [GSOC] cat-file: change batch_objects parameter name ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 12/17] [GSOC] cat-file: create p1006-cat-file.sh ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 13/17] [GSOC] cat-file: reuse ref-filter logic ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 14/17] [GSOC] cat-file: reuse err buf in batch_object_write() ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 15/17] [GSOC] cat-file: re-implement --textconv, --filters options ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 16/17] [GSOC] ref-filter: remove grab_oid() function ZheNing Hu via GitGitGadget
2021-07-15 15:40   ` [PATCH v2 17/17] [GSOC] cat-file: use fast path when using default_format ZheNing Hu via GitGitGadget

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