[PATCH 2/9] for-each-ref: convert to use *_quote_buf instead of _quote_print

["Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>]

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
 builtin/for-each-ref.c | 14 ++++++++++----
 quote.c                | 44 ++++++++++++++++++++++----------------------
 quote.h                |  6 +++---
 3 files changed, 35 insertions(+), 29 deletions(-)

diff --git a/builtin/for-each-ref.c b/builtin/for-each-ref.c
index 7f059c3..14151b4 100644
--- a/builtin/for-each-ref.c
+++ b/builtin/for-each-ref.c
@@ -867,24 +867,30 @@ static void sort_refs(struct ref_sort *sort, struct refinfo **refs, int num_refs
 static void print_value(struct refinfo *ref, int atom, int quote_style)
 {
 	struct atom_value *v;
+	struct strbuf sb_buf = STRBUF_INIT;
+	struct strbuf *sb = &sb_buf;
 	get_value(ref, atom, &v);
 	switch (quote_style) {
 	case QUOTE_NONE:
 		fputs(v->s, stdout);
 		break;
 	case QUOTE_SHELL:
-		sq_quote_print(stdout, v->s);
+		sq_quote_buf(sb, v->s);
 		break;
 	case QUOTE_PERL:
-		perl_quote_print(stdout, v->s);
+		perl_quote_buf(sb, v->s);
 		break;
 	case QUOTE_PYTHON:
-		python_quote_print(stdout, v->s);
+		python_quote_buf(sb, v->s);
 		break;
 	case QUOTE_TCL:
-		tcl_quote_print(stdout, v->s);
+		tcl_quote_buf(sb, v->s);
 		break;
 	}
+	if (quote_style != QUOTE_NONE) {
+		fputs(sb->buf, stdout);
+		strbuf_release(sb);
+	}
 }
 
 static int hex1(char ch)
diff --git a/quote.c b/quote.c
index c67f5d3..e7a240d 100644
--- a/quote.c
+++ b/quote.c
@@ -454,72 +454,72 @@ int unquote_c_style(struct strbuf *sb, const char *quoted, const char **endp)
 
 /* quoting as a string literal for other languages */
 
-void perl_quote_print(FILE *stream, const char *src)
+void perl_quote_buf(struct strbuf *sb, const char *src)
 {
 	const char sq = '\'';
 	const char bq = '\\';
 	char c;
 
-	fputc(sq, stream);
+	strbuf_addch(sb, sq);
 	while ((c = *src++)) {
 		if (c == sq || c == bq)
-			fputc(bq, stream);
-		fputc(c, stream);
+			strbuf_addch(sb, bq);
+		strbuf_addch(sb, c);
 	}
-	fputc(sq, stream);
+	strbuf_addch(sb, sq);
 }
 
-void python_quote_print(FILE *stream, const char *src)
+void python_quote_buf(struct strbuf *sb, const char *src)
 {
 	const char sq = '\'';
 	const char bq = '\\';
 	const char nl = '\n';
 	char c;
 
-	fputc(sq, stream);
+	strbuf_addch(sb, sq);
 	while ((c = *src++)) {
 		if (c == nl) {
-			fputc(bq, stream);
-			fputc('n', stream);
+			strbuf_addch(sb, bq);
+			strbuf_addch(sb, 'n');
 			continue;
 		}
 		if (c == sq || c == bq)
-			fputc(bq, stream);
-		fputc(c, stream);
+			strbuf_addch(sb, bq);
+		strbuf_addch(sb, c);
 	}
-	fputc(sq, stream);
+	strbuf_addch(sb, sq);
 }
 
-void tcl_quote_print(FILE *stream, const char *src)
+void tcl_quote_buf(struct strbuf *sb, const char *src)
 {
 	char c;
 
-	fputc('"', stream);
+	strbuf_addch(sb, '"');
 	while ((c = *src++)) {
 		switch (c) {
 		case '[': case ']':
 		case '{': case '}':
 		case '$': case '\\': case '"':
-			fputc('\\', stream);
+			strbuf_addch(sb, '\\');
 		default:
-			fputc(c, stream);
+			strbuf_addch(sb, c);
 			break;
 		case '\f':
-			fputs("\\f", stream);
+			strbuf_addstr(sb, "\\f");
 			break;
 		case '\r':
-			fputs("\\r", stream);
+			strbuf_addstr(sb, "\\r");
 			break;
 		case '\n':
-			fputs("\\n", stream);
+			strbuf_addstr(sb, "\\n");
 			break;
 		case '\t':
-			fputs("\\t", stream);
+			strbuf_addstr(sb, "\\t");
 			break;
 		case '\v':
-			fputs("\\v", stream);
+			strbuf_addstr(sb, "\\v");
 			break;
 		}
 	}
-	fputc('"', stream);
+	strbuf_addch(sb, '"');
 }
diff --git a/quote.h b/quote.h
index 133155a..ed06df5 100644
--- a/quote.h
+++ b/quote.h
@@ -69,8 +69,8 @@ extern char *quote_path_relative(const char *in, int len,
 			  struct strbuf *out, const char *prefix);
 
 /* quoting as a string literal for other languages */
-extern void perl_quote_print(FILE *stream, const char *src);
-extern void python_quote_print(FILE *stream, const char *src);
-extern void tcl_quote_print(FILE *stream, const char *src);
+extern void perl_quote_buf(struct strbuf *sb, const char *src);
+extern void python_quote_buf(struct strbuf *sb, const char *src);
+extern void tcl_quote_buf(struct strbuf *sb, const char *src);
 
 #endif
-- 
1.8.2.83.gc99314b