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From: Stefan Beller <stefanbeller@gmail.com>
To: gitster@pobox.com
Cc: git@vger.kernel.org, Stefan Beller <sbeller@google.com>,
	Stefan Beller <stefanbeller@gmail.com>
Subject: [PATCH 07/10] diff.c: convert fn_out_consume to use emit_line_*
Date: Sat, 10 Sep 2016 22:42:07 -0700	[thread overview]
Message-ID: <1473572530-25764-8-git-send-email-stefanbeller@gmail.com> (raw)
In-Reply-To: <1473572530-25764-1-git-send-email-stefanbeller@gmail.com>

From: Stefan Beller <sbeller@google.com>

In the coming patches we want to eliminate writes that do not go
though emit_line_* as we later want to hook into the emit_line_*
functions to add a buffered output. To make the conversion easy,
add a function that takes a format string.

Signed-off-by: Stefan Beller <stefanbeller@gmail.com>
---
 diff.c | 24 +++++++++++++++++++-----
 1 file changed, 19 insertions(+), 5 deletions(-)

diff --git a/diff.c b/diff.c
index 2aefd0f..7dcef73 100644
--- a/diff.c
+++ b/diff.c
@@ -493,6 +493,19 @@ static void emit_line(struct diff_options *o, const char *set, const char *reset
 	emit_line_0(o, set, reset, line[0], line+1, len-1);
 }
 
+static void emit_line_fmt(struct diff_options *o,
+			  const char *set, const char *reset,
+			  const char *fmt, ...)
+{
+	struct strbuf sb = STRBUF_INIT;
+	va_list ap;
+	va_start(ap, fmt);
+	strbuf_vaddf(&sb, fmt, ap);
+	va_end(ap);
+
+	emit_line(o, set, reset, sb.buf, sb.len);
+}
+
 static int new_blank_line_at_eof(struct emit_callback *ecbdata, const char *line, int len)
 {
 	if (!((ecbdata->ws_rule & WS_BLANK_AT_EOF) &&
@@ -1217,7 +1230,6 @@ static void fn_out_consume(void *priv, char *line, unsigned long len)
 	const char *context = diff_get_color(ecbdata->color_diff, DIFF_CONTEXT);
 	const char *reset = diff_get_color(ecbdata->color_diff, DIFF_RESET);
 	struct diff_options *o = ecbdata->opt;
-	const char *line_prefix = diff_line_prefix(o);
 
 	o->found_changes = 1;
 
@@ -1233,10 +1245,12 @@ static void fn_out_consume(void *priv, char *line, unsigned long len)
 		name_a_tab = strchr(ecbdata->label_path[0], ' ') ? "\t" : "";
 		name_b_tab = strchr(ecbdata->label_path[1], ' ') ? "\t" : "";
 
-		fprintf(o->file, "%s%s--- %s%s%s\n",
-			line_prefix, meta, ecbdata->label_path[0], reset, name_a_tab);
-		fprintf(o->file, "%s%s+++ %s%s%s\n",
-			line_prefix, meta, ecbdata->label_path[1], reset, name_b_tab);
+		emit_line_fmt(o, meta, reset, "--- %s%s\n",
+			      ecbdata->label_path[0], name_a_tab);
+
+		emit_line_fmt(o, meta, reset, "+++ %s%s\n",
+			      ecbdata->label_path[1], name_b_tab);
+
 		ecbdata->label_path[0] = ecbdata->label_path[1] = NULL;
 	}
 
-- 
2.7.4


  parent reply	other threads:[~2016-09-11  5:42 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-11  5:42 [PATCH 00/10] Another preparatory series for rename detection Stefan Beller
2016-09-11  5:42 ` [PATCH 01/10] diff: move line ending check into emit_hunk_header Stefan Beller
2016-09-12 23:35   ` Junio C Hamano
2016-09-11  5:42 ` [PATCH 02/10] diff: emit_{add, del, context}_line to increase {pre,post}image line count Stefan Beller
2016-09-12 23:47   ` Junio C Hamano
2016-09-11  5:42 ` [PATCH 03/10] diff.c: drop tautologous condition in emit_line_0 Stefan Beller
2016-09-12 23:53   ` Junio C Hamano
2016-09-16 23:04     ` Stefan Beller
2016-09-11  5:42 ` [PATCH 04/10] diff.c: rename diff_flush_patch to diff_flush_patch_filepair Stefan Beller
2016-09-12 23:53   ` Junio C Hamano
2016-09-11  5:42 ` [PATCH 05/10] diff.c: reintroduce diff_flush_patch for all files Stefan Beller
2016-09-13  0:05   ` Junio C Hamano
2016-09-11  5:42 ` [PATCH 06/10] diff.c: emit_line_0 can handle no color Stefan Beller
2016-09-13  0:11   ` Junio C Hamano
2016-09-13  0:25     ` Stefan Beller
2016-09-11  5:42 ` Stefan Beller [this message]
2016-09-13  0:25   ` [PATCH 07/10] diff.c: convert fn_out_consume to use emit_line_* Junio C Hamano
2016-09-13  0:41     ` Stefan Beller
2016-09-11  5:42 ` [PATCH 08/10] diff.c: convert emit_rewrite_diff " Stefan Beller
2016-09-11  5:42 ` [PATCH 09/10] diff.c: convert emit_rewrite_lines to use emit_line_0 Stefan Beller
2016-09-11  5:42 ` [PATCH 10/10] submodule.c: convert show_submodule_summary to use emit_line_fmt Stefan Beller

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