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From: "Ezekiel Newren via GitGitGadget" <gitgitgadget@gmail•com>
To: git@vger•kernel.org
Cc: Elijah Newren <newren@gmail•com>,
	Phillip Wood <phillip.wood123@gmail•com>,
	Ben Knoble <ben.knoble@gmail•com>, Jeff King <peff@peff•net>,
	Ezekiel Newren <ezekielnewren@gmail•com>,
	Ezekiel Newren <ezekielnewren@gmail•com>
Subject: [PATCH v4 05/12] xdiff: delete superfluous local variables that alias fields in xrecord_t
Date: Mon, 22 Sep 2025 19:51:34 +0000	[thread overview]
Message-ID: <d84658ac83e529ecc6e72a54bd3831dfe1b46f89.1758570701.git.gitgitgadget@gmail.com> (raw)
In-Reply-To: <pull.2048.v4.git.git.1758570701.gitgitgadget@gmail.com>

From: Ezekiel Newren <ezekielnewren@gmail•com>

Use the type xrecord_t as the local variable for the functions in the
file xdiff/xemit.c.

Signed-off-by: Ezekiel Newren <ezekielnewren@gmail•com>
---
 xdiff/xemit.c | 29 +++++++++++++----------------
 1 file changed, 13 insertions(+), 16 deletions(-)

diff --git a/xdiff/xemit.c b/xdiff/xemit.c
index 40fc8154f3..2161ac3cd0 100644
--- a/xdiff/xemit.c
+++ b/xdiff/xemit.c
@@ -23,12 +23,11 @@
 #include "xinclude.h"
 
 
-static int xdl_emit_record(xdfile_t *xdf, long ri, char const *pre, xdemitcb_t *ecb) {
-	long size, psize = strlen(pre);
-	char const *rec = xdf->recs[ri]->ptr;
+static int xdl_emit_record(xdfile_t *xdf, long ri, char const *pre, xdemitcb_t *ecb)
+{
+	xrecord_t *rec = xdf->recs[ri];
 
-	size = xdf->recs[ri]->size;
-	if (xdl_emit_diffrec(rec, size, pre, psize, ecb) < 0)
+	if (xdl_emit_diffrec(rec->ptr, rec->size, pre, strlen(pre), ecb) < 0)
 		return -1;
 
 	return 0;
@@ -111,11 +110,11 @@ static long def_ff(const char *rec, long len, char *buf, long sz)
 static long match_func_rec(xdfile_t *xdf, xdemitconf_t const *xecfg, long ri,
 			   char *buf, long sz)
 {
-	const char *rec = xdf->recs[ri]->ptr;
-	long len = xdf->recs[ri]->size;
+	xrecord_t *rec = xdf->recs[ri];
+
 	if (!xecfg->find_func)
-		return def_ff(rec, len, buf, sz);
-	return xecfg->find_func(rec, len, buf, sz, xecfg->find_func_priv);
+		return def_ff(rec->ptr, rec->size, buf, sz);
+	return xecfg->find_func(rec->ptr, rec->size, buf, sz, xecfg->find_func_priv);
 }
 
 static int is_func_rec(xdfile_t *xdf, xdemitconf_t const *xecfg, long ri)
@@ -151,14 +150,12 @@ static long get_func_line(xdfenv_t *xe, xdemitconf_t const *xecfg,
 
 static int is_empty_rec(xdfile_t *xdf, long ri)
 {
-	const char *rec = xdf->recs[ri]->ptr;
-	long len = xdf->recs[ri]->size;
+	xrecord_t *rec = xdf->recs[ri];
+	long i = 0;
 
-	while (len > 0 && XDL_ISSPACE(*rec)) {
-		rec++;
-		len--;
-	}
-	return !len;
+	for (; i < rec->size && XDL_ISSPACE(rec->ptr[i]); i++);
+
+	return i == rec->size;
 }
 
 int xdl_emit_diff(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
-- 
gitgitgadget


  parent reply	other threads:[~2025-09-22 19:51 UTC|newest]

Thread overview: 158+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-07 19:45 [PATCH 00/17] Use rust types in xdiff Ezekiel Newren via GitGitGadget
2025-09-07 19:45 ` [PATCH 01/17] xdiff: delete static forward declarations in xprepare Ezekiel Newren via GitGitGadget
2025-09-09  8:55   ` Elijah Newren
2025-09-07 19:45 ` [PATCH 02/17] xdiff: delete local variables and initialize/free xdfile_t directly Ezekiel Newren via GitGitGadget
2025-09-09  8:56   ` Elijah Newren
2025-09-07 19:45 ` [PATCH 03/17] xdiff: delete unnecessary fields from xrecord_t and xdfile_t Ezekiel Newren via GitGitGadget
2025-09-09  8:56   ` Elijah Newren
2025-09-07 19:45 ` [PATCH 04/17] xdiff: delete xdl_get_rec() in xemit Ezekiel Newren via GitGitGadget
2025-09-09  8:56   ` Elijah Newren
2025-09-07 19:45 ` [PATCH 05/17] xdiff: delete struct diffdata_t Ezekiel Newren via GitGitGadget
2025-09-09  8:56   ` Elijah Newren
2025-09-07 19:45 ` [PATCH 06/17] xdiff: delete redundant array xdfile_t.ha Ezekiel Newren via GitGitGadget
2025-09-09  8:57   ` Elijah Newren
2025-09-07 19:45 ` [PATCH 07/17] xdiff: delete fields ha, line, size in xdlclass_t in favor of an xrecord_t Ezekiel Newren via GitGitGadget
2025-09-09  8:57   ` Elijah Newren
2025-09-07 19:45 ` [PATCH 08/17] xdiff: delete chastore from xdfile_t, view with --color-words Ezekiel Newren via GitGitGadget
2025-09-09  8:58   ` Elijah Newren
2025-09-09 13:50     ` Phillip Wood
2025-09-09 20:33     ` Junio C Hamano
2025-09-10 22:02     ` Ben Knoble
2025-09-07 19:45 ` [PATCH 09/17] xdiff: treat xdfile_t.rchg like an enum Ezekiel Newren via GitGitGadget
2025-09-09  8:58   ` Elijah Newren
2025-09-07 19:45 ` [PATCH 10/17] compat/rust_types.h: define rust primitive types Ezekiel Newren via GitGitGadget
2025-09-08 15:08   ` Junio C Hamano
2025-09-08 16:15     ` Ezekiel Newren
2025-09-07 19:45 ` [PATCH 11/17] xdiff: include compat/rust_types.h Ezekiel Newren via GitGitGadget
2025-09-07 19:45 ` [PATCH 12/17] xdiff: make xrecord_t.ptr a u8 instead of char Ezekiel Newren via GitGitGadget
2025-09-07 19:45 ` [PATCH 13/17] xdiff: make xrecord_t.size a usize instead of long Ezekiel Newren via GitGitGadget
2025-09-07 19:45 ` [PATCH 14/17] xdiff: split xrecord_t.ha into line_hash and minimal_perfect_hash Ezekiel Newren via GitGitGadget
2025-09-07 19:45 ` [PATCH 15/17] xdiff: make xdfile_t.nrec a usize instead of long Ezekiel Newren via GitGitGadget
2025-09-07 19:45 ` [PATCH 16/17] xdiff: make xdfile_t.nreff " Ezekiel Newren via GitGitGadget
2025-09-07 19:45 ` [PATCH 17/17] xdiff: change the types of dstart, dend, rchg, and rindex in xdfile_t Ezekiel Newren via GitGitGadget
2025-09-16 21:56 ` [PATCH 00/17] Use rust types in xdiff Junio C Hamano
2025-09-16 22:01   ` Ezekiel Newren
2025-09-17  2:16     ` Elijah Newren
2025-09-17 13:53       ` Junio C Hamano
2025-09-17  6:22     ` Junio C Hamano
2025-09-18 23:56 ` [PATCH v2 00/10] " Ezekiel Newren via GitGitGadget
2025-09-18 23:56   ` [PATCH v2 01/10] xdiff: delete static forward declarations in xprepare Ezekiel Newren via GitGitGadget
2025-09-18 23:56   ` [PATCH v2 02/10] xdiff: delete local variables and initialize/free xdfile_t directly Ezekiel Newren via GitGitGadget
2025-09-18 23:56   ` [PATCH v2 03/10] xdiff: delete unnecessary fields from xrecord_t and xdfile_t Ezekiel Newren via GitGitGadget
2025-09-18 23:56   ` [PATCH v2 04/10] xdiff: delete xdl_get_rec() in xemit Ezekiel Newren via GitGitGadget
2025-09-18 23:56   ` [PATCH v2 05/10] xdiff: delete struct diffdata_t Ezekiel Newren via GitGitGadget
2025-09-18 23:56   ` [PATCH v2 06/10] xdiff: delete redundant array xdfile_t.ha Ezekiel Newren via GitGitGadget
2025-09-18 23:56   ` [PATCH v2 07/10] xdiff: delete fields ha, line, size in xdlclass_t in favor of an xrecord_t Ezekiel Newren via GitGitGadget
2025-09-18 23:56   ` [PATCH v2 08/10] xdiff: delete chastore from xdfile_t Ezekiel Newren via GitGitGadget
2025-09-18 23:56   ` [PATCH v2 10/10] xdiff: treat xdfile_t.rchg like an enum Ezekiel Newren via GitGitGadget
2025-09-19  0:33   ` [PATCH v2 00/10] Use rust types in xdiff Junio C Hamano
2025-09-19  0:41     ` Ezekiel Newren
2025-09-19 15:15     ` Ezekiel Newren
2025-09-19 15:16   ` [PATCH v3 00/10] Cleanup xdfile_t and xrecord_t " Ezekiel Newren via GitGitGadget
2025-09-19 15:16     ` [PATCH v3 01/10] xdiff: delete static forward declarations in xprepare Ezekiel Newren via GitGitGadget
2025-09-20 17:16       ` Junio C Hamano
2025-09-20 17:41         ` Ezekiel Newren
2025-09-20 18:31           ` Elijah Newren
2025-09-20 22:25             ` Ben Knoble
2025-09-20 22:43             ` Junio C Hamano
2025-09-20 17:46         ` Ben Knoble
2025-09-20 18:46           ` Jeff King
2025-09-20 22:25             ` Ben Knoble
2025-09-20 22:52             ` Junio C Hamano
2025-09-20 23:15               ` Jeff King
2025-09-19 15:16     ` [PATCH v3 02/10] xdiff: delete local variables and initialize/free xdfile_t directly Ezekiel Newren via GitGitGadget
2025-09-20 17:36       ` Junio C Hamano
2025-09-19 15:16     ` [PATCH v3 03/10] xdiff: delete unnecessary fields from xrecord_t and xdfile_t Ezekiel Newren via GitGitGadget
2025-09-19 15:16     ` [PATCH v3 04/10] xdiff: delete xdl_get_rec() in xemit Ezekiel Newren via GitGitGadget
2025-09-20 17:48       ` Junio C Hamano
2025-09-21 13:06       ` Phillip Wood
2025-09-21 15:07         ` Ezekiel Newren
2025-09-19 15:16     ` [PATCH v3 05/10] xdiff: delete struct diffdata_t Ezekiel Newren via GitGitGadget
2025-09-21 13:06       ` Phillip Wood
2025-09-21 16:03         ` Ezekiel Newren
2025-09-19 15:16     ` [PATCH v3 06/10] xdiff: delete redundant array xdfile_t.ha Ezekiel Newren via GitGitGadget
2025-09-19 15:16     ` [PATCH v3 07/10] xdiff: delete fields ha, line, size in xdlclass_t in favor of an xrecord_t Ezekiel Newren via GitGitGadget
2025-09-21 13:06       ` Phillip Wood
2025-09-21 16:07         ` Ezekiel Newren
2025-09-19 15:16     ` [PATCH v3 08/10] xdiff: delete chastore from xdfile_t Ezekiel Newren via GitGitGadget
2025-09-19 15:16     ` [PATCH v3 09/10] xdiff: delete rchg aliasing Ezekiel Newren via GitGitGadget
2025-09-21 13:07       ` Phillip Wood
2025-09-21 16:37         ` Ezekiel Newren
2025-09-19 15:16     ` [PATCH v3 10/10] xdiff: treat xdfile_t.rchg like an enum Ezekiel Newren via GitGitGadget
2025-09-21  0:00       ` Junio C Hamano
2025-09-21  0:38         ` Ezekiel Newren
2025-09-21  9:19           ` Phillip Wood
2025-09-21 16:11             ` Ezekiel Newren
2025-09-19 23:30     ` [PATCH v3 00/10] Cleanup xdfile_t and xrecord_t in xdiff Elijah Newren
2025-09-19 23:37       ` Ezekiel Newren
2025-09-22 19:51     ` [PATCH v4 00/12] " Ezekiel Newren via GitGitGadget
2025-09-22 19:51       ` [PATCH v4 01/12] xdiff: delete static forward declarations in xprepare Ezekiel Newren via GitGitGadget
2025-09-22 19:51       ` [PATCH v4 02/12] xdiff: delete local variables and initialize/free xdfile_t directly Ezekiel Newren via GitGitGadget
2025-09-22 19:51       ` [PATCH v4 03/12] xdiff: delete unnecessary fields from xrecord_t and xdfile_t Ezekiel Newren via GitGitGadget
2025-09-22 19:51       ` [PATCH v4 04/12] xdiff: delete superfluous function xdl_get_rec() in xemit Ezekiel Newren via GitGitGadget
2025-09-22 19:51       ` Ezekiel Newren via GitGitGadget [this message]
2025-09-22 19:51       ` [PATCH v4 06/12] xdiff: delete struct diffdata_t Ezekiel Newren via GitGitGadget
2025-09-22 19:51       ` [PATCH v4 07/12] xdiff: delete redundant array xdfile_t.ha Ezekiel Newren via GitGitGadget
2025-09-22 19:51       ` [PATCH v4 08/12] xdiff: delete fields ha, line, size in xdlclass_t in favor of an xrecord_t Ezekiel Newren via GitGitGadget
2025-09-22 19:51       ` [PATCH v4 09/12] xdiff: delete chastore from xdfile_t Ezekiel Newren via GitGitGadget
2025-09-22 19:51       ` [PATCH v4 10/12] xdiff: delete rchg aliasing Ezekiel Newren via GitGitGadget
2025-09-22 19:51       ` [PATCH v4 11/12] xdiff: use bool literals for xdfile_t.rchg Ezekiel Newren via GitGitGadget
2025-09-22 19:51       ` [PATCH v4 12/12] xdiff: refactor 'char *rchg' to 'bool *changed' in xdfile_t Ezekiel Newren via GitGitGadget
2025-09-22 22:39       ` [PATCH v4 00/12] Cleanup xdfile_t and xrecord_t in xdiff Junio C Hamano
2025-09-23  0:13         ` Ezekiel Newren
2025-09-23  1:06           ` Junio C Hamano
2025-09-23  1:30             ` Ezekiel Newren
2025-09-23 14:12               ` Junio C Hamano
2025-09-23 16:50                 ` Ezekiel Newren
2025-09-23 21:24       ` [PATCH v5 00/13] " Ezekiel Newren via GitGitGadget
2025-09-23 21:24         ` [PATCH v5 01/13] xdiff: delete static forward declarations in xprepare Ezekiel Newren via GitGitGadget
2025-09-23 21:24         ` [PATCH v5 02/13] xdiff: delete local variables and initialize/free xdfile_t directly Ezekiel Newren via GitGitGadget
2025-09-23 21:24         ` [PATCH v5 03/13] xdiff: delete unnecessary fields from xrecord_t and xdfile_t Ezekiel Newren via GitGitGadget
2025-09-23 21:24         ` [PATCH v5 04/13] xdiff: delete superfluous function xdl_get_rec() in xemit Ezekiel Newren via GitGitGadget
2025-09-30 13:31           ` Kristoffer Haugsbakk
2025-09-30 19:35             ` Ezekiel Newren
2025-09-30 20:05               ` Junio C Hamano
2025-09-23 21:24         ` [PATCH v5 05/13] xdiff: delete superfluous local variables that alias fields in xrecord_t Ezekiel Newren via GitGitGadget
2025-09-24 10:22           ` Phillip Wood
2025-09-24 14:52             ` Ezekiel Newren
2025-09-23 21:24         ` [PATCH v5 06/13] xdiff: delete struct diffdata_t Ezekiel Newren via GitGitGadget
2025-09-23 21:24         ` [PATCH v5 07/13] xdiff: delete redundant array xdfile_t.ha Ezekiel Newren via GitGitGadget
2025-09-23 21:24         ` [PATCH v5 08/13] xdiff: delete fields ha, line, size in xdlclass_t in favor of an xrecord_t Ezekiel Newren via GitGitGadget
2025-09-23 21:24         ` [PATCH v5 09/13] xdiff: delete chastore from xdfile_t Ezekiel Newren via GitGitGadget
2025-09-23 21:24         ` [PATCH v5 10/13] xdiff: delete rchg aliasing Ezekiel Newren via GitGitGadget
2025-09-24 10:22           ` Phillip Wood
2025-09-24 15:01             ` Ezekiel Newren
2025-09-24 15:34               ` Junio C Hamano
2025-09-24 15:58                 ` Ezekiel Newren
2025-09-24 21:31                   ` Junio C Hamano
2025-09-24 22:46                     ` Ezekiel Newren
2025-09-25  7:09                       ` Junio C Hamano
2025-09-25 22:02                         ` Ezekiel Newren
2025-09-23 21:24         ` [PATCH v5 11/13] xdiff: rename rchg -> changed in xdfile_t Ezekiel Newren via GitGitGadget
2025-09-24 10:22           ` Phillip Wood
2025-09-24 15:10             ` Ezekiel Newren
2025-09-24 15:18               ` Phillip Wood
2025-09-23 21:24         ` [PATCH v5 12/13] xdiff: use enum macros NONE(0), SOME(1), TOO_MANY(2) in xprepare.c Ezekiel Newren via GitGitGadget
2025-09-24 10:21           ` Phillip Wood
2025-09-24 14:46             ` Ezekiel Newren
2025-09-24 15:18               ` Phillip Wood
2025-09-24 17:29                 ` Junio C Hamano
2025-09-25 18:40                 ` Ezekiel Newren
2025-09-26  2:29                   ` Ezekiel Newren
2025-09-23 21:24         ` [PATCH v5 13/13] xdiff: change type of xdfile_t.changed from char to bool Ezekiel Newren via GitGitGadget
2025-09-24 10:21           ` Phillip Wood
2025-09-24 15:14             ` Ezekiel Newren
2025-09-26 22:41         ` [PATCH v6 00/12] Cleanup xdfile_t and xrecord_t in xdiff Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 01/12] xdiff: delete static forward declarations in xprepare Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 02/12] xdiff: delete local variables and initialize/free xdfile_t directly Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 03/12] xdiff: delete unnecessary fields from xrecord_t and xdfile_t Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 04/12] xdiff: delete superfluous function xdl_get_rec() in xemit Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 05/12] xdiff: delete local variables that alias fields in xrecord_t Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 06/12] xdiff: delete struct diffdata_t Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 07/12] xdiff: delete redundant array xdfile_t.ha Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 08/12] xdiff: delete fields ha, line, size in xdlclass_t in favor of an xrecord_t Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 09/12] xdiff: delete chastore from xdfile_t Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 10/12] xdiff: rename rchg -> changed in xdfile_t Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 11/12] xdiff: add macros DISCARD(0), KEEP(1), INVESTIGATE(2) in xprepare.c Ezekiel Newren via GitGitGadget
2025-09-26 22:41           ` [PATCH v6 12/12] xdiff: change type of xdfile_t.changed from char to bool Ezekiel Newren via GitGitGadget
2025-10-03 13:47           ` [PATCH v6 00/12] Cleanup xdfile_t and xrecord_t in xdiff Phillip Wood

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