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From: Junio C Hamano <gitster@pobox•com>
To: Karthik Nayak <karthik.188@gmail•com>
Cc: git@vger•kernel.org, christian.couder@gmail•com,
	Matthieu.Moy@grenoble-inp•fr
Subject: Re: [PATCH v8 01/11] ref-filter: print output to strbuf for formatting
Date: Mon, 03 Aug 2015 13:36:33 -0700	[thread overview]
Message-ID: <xmqq4mkg85ym.fsf@gitster.dls.corp.google.com> (raw)
In-Reply-To: <1438620861-25219-1-git-send-email-Karthik.188@gmail.com> (Karthik Nayak's message of "Mon, 3 Aug 2015 22:24:11 +0530")

Karthik Nayak <karthik.188@gmail•com> writes:

> Introduce a strbuf `output` which will act as a substitute rather than
> printing directly to stdout. This will be used for formatting
> eventually.
> ---

Missing sign-off; the patch looks like a good first step in a nice
direction.

>  ref-filter.c | 36 ++++++++++++++++++------------------
>  1 file changed, 18 insertions(+), 18 deletions(-)
>
> diff --git a/ref-filter.c b/ref-filter.c
> index 7561727..febdc45 100644
> --- a/ref-filter.c
> +++ b/ref-filter.c
> @@ -1190,30 +1190,25 @@ void ref_array_sort(struct ref_sorting *sorting, struct ref_array *array)
>  	qsort(array->items, array->nr, sizeof(struct ref_array_item *), compare_refs);
>  }
>  
> -static void print_value(struct atom_value *v, int quote_style)
> +static void print_value(struct atom_value *v, int quote_style, struct strbuf *output)
>  {
> -	struct strbuf sb = STRBUF_INIT;
>  	switch (quote_style) {
>  	case QUOTE_NONE:
> -		fputs(v->s, stdout);
> +		strbuf_addstr(output, v->s);
>  		break;
>  	case QUOTE_SHELL:
> -		sq_quote_buf(&sb, v->s);
> +		sq_quote_buf(output, v->s);
>  		break;
>  	case QUOTE_PERL:
> -		perl_quote_buf(&sb, v->s);
> +		perl_quote_buf(output, v->s);
>  		break;
>  	case QUOTE_PYTHON:
> -		python_quote_buf(&sb, v->s);
> +		python_quote_buf(output, v->s);
>  		break;
>  	case QUOTE_TCL:
> -		tcl_quote_buf(&sb, v->s);
> +		tcl_quote_buf(output, v->s);
>  		break;
>  	}
> -	if (quote_style != QUOTE_NONE) {
> -		fputs(sb.buf, stdout);
> -		strbuf_release(&sb);
> -	}
>  }
>  
>  static int hex1(char ch)
> @@ -1234,7 +1229,7 @@ static int hex2(const char *cp)
>  		return -1;
>  }
>  
> -static void emit(const char *cp, const char *ep)
> +static void emit(const char *cp, const char *ep, struct strbuf *output)
>  {
>  	while (*cp && (!ep || cp < ep)) {
>  		if (*cp == '%') {
> @@ -1243,13 +1238,13 @@ static void emit(const char *cp, const char *ep)
>  			else {
>  				int ch = hex2(cp + 1);
>  				if (0 <= ch) {
> -					putchar(ch);
> +					strbuf_addch(output, ch);
>  					cp += 3;
>  					continue;
>  				}
>  			}
>  		}
> -		putchar(*cp);
> +		strbuf_addch(output, *cp);
>  		cp++;
>  	}
>  }
> @@ -1257,19 +1252,21 @@ static void emit(const char *cp, const char *ep)
>  void show_ref_array_item(struct ref_array_item *info, const char *format, int quote_style)
>  {
>  	const char *cp, *sp, *ep;
> +	struct strbuf output = STRBUF_INIT;
> +	int i;
>  
>  	for (cp = format; *cp && (sp = find_next(cp)); cp = ep + 1) {
>  		struct atom_value *atomv;
>  
>  		ep = strchr(sp, ')');
>  		if (cp < sp)
> -			emit(cp, sp);
> +			emit(cp, sp, &output);
>  		get_ref_atom_value(info, parse_ref_filter_atom(sp + 2, ep), &atomv);
> -		print_value(atomv, quote_style);
> +		print_value(atomv, quote_style, &output);
>  	}
>  	if (*cp) {
>  		sp = cp + strlen(cp);
> -		emit(cp, sp);
> +		emit(cp, sp, &output);
>  	}
>  	if (need_color_reset_at_eol) {
>  		struct atom_value resetv;
> @@ -1278,9 +1275,12 @@ void show_ref_array_item(struct ref_array_item *info, const char *format, int qu
>  		if (color_parse("reset", color) < 0)
>  			die("BUG: couldn't parse 'reset' as a color");
>  		resetv.s = color;
> -		print_value(&resetv, quote_style);
> +		print_value(&resetv, quote_style, &output);
>  	}
> +	for (i = 0; i < output.len; i++)
> +		printf("%c", output.buf[i]);
>  	putchar('\n');
> +	strbuf_release(&output);
>  }
>  
>  /*  If no sorting option is given, use refname to sort as default */

  reply	other threads:[~2015-08-03 20:36 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-03 16:52 [PATCH v8 0/11] Port tag.c over to use ref-filter APIs Karthik Nayak
2015-08-03 16:54 ` [PATCH v8 01/11] ref-filter: print output to strbuf for formatting Karthik Nayak
2015-08-03 20:36   ` Junio C Hamano [this message]
2015-08-03 21:23     ` Karthik Nayak
2015-08-03 16:54 ` [PATCH v8 02/11] ref-filter: introduce ref_formatting_state Karthik Nayak
2015-08-03 20:42   ` Junio C Hamano
2015-08-03 22:03     ` Karthik Nayak
2015-08-03 16:54 ` [PATCH v8 03/11] ref-filter: implement an `align` atom Karthik Nayak
2015-08-03 16:54 ` [PATCH v8 04/11] ref-filter: add option to filter only tags Karthik Nayak
2015-08-03 16:54 ` [PATCH v8 05/11] ref-filter: support printing N lines from tag annotation Karthik Nayak
2015-08-03 16:54 ` [PATCH v8 06/11] ref-filter: add support to sort by version Karthik Nayak
2015-08-03 16:54 ` [PATCH v8 07/11] ref-filter: add option to match literal pattern Karthik Nayak
2015-08-03 16:54 ` [PATCH v8 08/11] tag.c: use 'ref-filter' data structures Karthik Nayak
2015-08-03 16:54 ` [PATCH v8 09/11] tag.c: use 'ref-filter' APIs Karthik Nayak
2015-08-03 16:54 ` [PATCH v8 10/11] tag.c: implement '--format' option Karthik Nayak
2015-08-03 16:54 ` [PATCH v8 11/11] tag.c: implement '--merged' and '--no-merged' options Karthik Nayak
2015-08-03 20:21 ` [PATCH v8 0/11] Port tag.c over to use ref-filter APIs Junio C Hamano
2015-08-03 21:22   ` Karthik Nayak
2015-08-03 22:08     ` Junio C Hamano
2015-08-03 22:13       ` Karthik Nayak

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