From: Stefan Beller <sbeller@google.com>
To: sbeller@google.com
Cc: bmwill@google.com, git@vger.kernel.org, gitster@pobox.com,
jonathantanmy@google.com, jrnieder@gmail.com,
mhagger@alum.mit.edu, peff@peff.net, philipoakley@iee.org
Subject: [PATCH 16/26] diff.c: convert emit_binary_diff_body to use emit_diff_symbol
Date: Mon, 19 Jun 2017 19:48:06 -0700 [thread overview]
Message-ID: <20170620024816.20021-17-sbeller@google.com> (raw)
In-Reply-To: <20170620024816.20021-1-sbeller@google.com>
Signed-off-by: Stefan Beller <sbeller@google.com>
---
diff.c | 66 +++++++++++++++++++++++++++++++++++++++++++++++++-----------------
1 file changed, 49 insertions(+), 17 deletions(-)
diff --git a/diff.c b/diff.c
index 42a9020d95..e6ade5fde0 100644
--- a/diff.c
+++ b/diff.c
@@ -573,6 +573,11 @@ enum diff_symbol {
DIFF_SYMBOL_FILEPAIR,
DIFF_SYMBOL_HEADER,
DIFF_SYMBOL_BINARY_FILES,
+ DIFF_SYMBOL_BINARY_DIFF_HEADER,
+ DIFF_SYMBOL_BINARY_DIFF_HEADER_DELTA,
+ DIFF_SYMBOL_BINARY_DIFF_HEADER_LITERAL,
+ DIFF_SYMBOL_BINARY_DIFF_BODY,
+ DIFF_SYMBOL_BINARY_DIFF_FOOTER,
DIFF_SYMBOL_REWRITE_DIFF,
DIFF_SYMBOL_SUBMODULE_ADD,
DIFF_SYMBOL_SUBMODULE_DEL,
@@ -581,6 +586,7 @@ enum diff_symbol {
DIFF_SYMBOL_SUBMODULE_HEADER,
DIFF_SYMBOL_SUBMODULE_ERROR,
DIFF_SYMBOL_SUBMODULE_PIPETHROUGH,
+
};
/*
* Flags for content lines:
@@ -702,6 +708,22 @@ static void emit_diff_symbol(struct diff_options *o, enum diff_symbol s,
fprintf(o->file, "%sBinary files %s differ\n",
diff_line_prefix(o), line);
break;
+ case DIFF_SYMBOL_BINARY_DIFF_HEADER:
+ fprintf(o->file, "%sGIT binary patch\n", diff_line_prefix(o));
+ break;
+ case DIFF_SYMBOL_BINARY_DIFF_HEADER_DELTA:
+ fprintf(o->file, "%sdelta %s\n", diff_line_prefix(o), line);
+ break;
+ case DIFF_SYMBOL_BINARY_DIFF_HEADER_LITERAL:
+ fprintf(o->file, "%sliteral %s\n", diff_line_prefix(o), line);
+ break;
+ case DIFF_SYMBOL_BINARY_DIFF_BODY:
+ emit_line(o, "", "", line, len);
+ break;
+ case DIFF_SYMBOL_BINARY_DIFF_FOOTER:
+ fputs(diff_line_prefix(o), o->file);
+ fputc('\n', o->file);
+ break;
case DIFF_SYMBOL_REWRITE_DIFF:
fraginfo = diff_get_color(o->use_color, DIFF_FRAGINFO);
reset = diff_get_color_opt(o, DIFF_RESET);
@@ -2394,8 +2416,8 @@ static unsigned char *deflate_it(char *data,
return deflated;
}
-static void emit_binary_diff_body(FILE *file, mmfile_t *one, mmfile_t *two,
- const char *prefix)
+static void emit_binary_diff_body(struct diff_options *o,
+ mmfile_t *one, mmfile_t *two)
{
void *cp;
void *delta;
@@ -2424,13 +2446,18 @@ static void emit_binary_diff_body(FILE *file, mmfile_t *one, mmfile_t *two,
}
if (delta && delta_size < deflate_size) {
- fprintf(file, "%sdelta %lu\n", prefix, orig_size);
+ char *s = xstrfmt("%lu", orig_size);
+ emit_diff_symbol(o, DIFF_SYMBOL_BINARY_DIFF_HEADER_DELTA,
+ s, strlen(s), 0);
+ free(s);
free(deflated);
data = delta;
data_size = delta_size;
- }
- else {
- fprintf(file, "%sliteral %lu\n", prefix, two->size);
+ } else {
+ char *s = xstrfmt("%lu", two->size);
+ emit_diff_symbol(o, DIFF_SYMBOL_BINARY_DIFF_HEADER_LITERAL,
+ s, strlen(s), 0);
+ free(s);
free(delta);
data = deflated;
data_size = deflate_size;
@@ -2439,8 +2466,9 @@ static void emit_binary_diff_body(FILE *file, mmfile_t *one, mmfile_t *two,
/* emit data encoded in base85 */
cp = data;
while (data_size) {
+ int len;
int bytes = (52 < data_size) ? 52 : data_size;
- char line[70];
+ char line[71];
data_size -= bytes;
if (bytes <= 26)
line[0] = bytes + 'A' - 1;
@@ -2448,20 +2476,24 @@ static void emit_binary_diff_body(FILE *file, mmfile_t *one, mmfile_t *two,
line[0] = bytes - 26 + 'a' - 1;
encode_85(line + 1, cp, bytes);
cp = (char *) cp + bytes;
- fprintf(file, "%s", prefix);
- fputs(line, file);
- fputc('\n', file);
+
+ len = strlen(line);
+ line[len++] = '\n';
+ line[len] = '\0';
+
+ emit_diff_symbol(o, DIFF_SYMBOL_BINARY_DIFF_BODY,
+ line, len, 0);
}
- fprintf(file, "%s\n", prefix);
+ emit_diff_symbol(o, DIFF_SYMBOL_BINARY_DIFF_FOOTER, NULL, 0, 0);
free(data);
}
-static void emit_binary_diff(FILE *file, mmfile_t *one, mmfile_t *two,
- const char *prefix)
+static void emit_binary_diff(struct diff_options *o,
+ mmfile_t *one, mmfile_t *two)
{
- fprintf(file, "%sGIT binary patch\n", prefix);
- emit_binary_diff_body(file, one, two, prefix);
- emit_binary_diff_body(file, two, one, prefix);
+ emit_diff_symbol(o, DIFF_SYMBOL_BINARY_DIFF_HEADER, NULL, 0, 0);
+ emit_binary_diff_body(o, one, two);
+ emit_binary_diff_body(o, two, one);
}
int diff_filespec_is_binary(struct diff_filespec *one)
@@ -2646,7 +2678,7 @@ static void builtin_diff(const char *name_a,
emit_diff_symbol(o, DIFF_SYMBOL_HEADER, header.buf, header.len, 0);
strbuf_reset(&header);
if (DIFF_OPT_TST(o, BINARY))
- emit_binary_diff(o->file, &mf1, &mf2, line_prefix);
+ emit_binary_diff(o, &mf1, &mf2);
else {
strbuf_addf(&sb, "%s and %s", lbl[0], lbl[1]);
emit_diff_symbol(o, DIFF_SYMBOL_BINARY_FILES,
--
2.12.2.575.gb14f27f917
next prev parent reply other threads:[~2017-06-20 2:49 UTC|newest]
Thread overview: 125+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20170523024048.16879-1-sbeller@google.com/>
2017-05-24 21:40 ` [PATCHv5 00/17] Diff machine: highlight moved lines Stefan Beller
2017-05-24 21:40 ` [PATCHv5 01/17] diff: readability fix Stefan Beller
2017-05-24 21:40 ` [PATCHv5 02/17] diff: move line ending check into emit_hunk_header Stefan Beller
2017-05-24 21:40 ` [PATCHv5 03/17] diff.c: factor out diff_flush_patch_all_file_pairs Stefan Beller
2017-05-24 21:40 ` [PATCHv5 04/17] diff: introduce more flexible emit function Stefan Beller
2017-06-13 21:54 ` Jonathan Tan
2017-06-13 23:41 ` Stefan Beller
2017-06-13 23:46 ` Jonathan Tan
2017-05-24 21:40 ` [PATCHv5 05/17] diff.c: convert fn_out_consume to use emit_line Stefan Beller
2017-05-24 21:40 ` [PATCHv5 06/17] diff.c: convert builtin_diff to use emit_line_* Stefan Beller
2017-05-24 21:40 ` [PATCHv5 07/17] diff.c: convert emit_rewrite_diff " Stefan Beller
2017-05-24 21:40 ` [PATCHv5 08/17] diff.c: convert emit_rewrite_lines " Stefan Beller
2017-05-24 21:40 ` [PATCHv5 09/17] submodule.c: convert show_submodule_summary to use emit_line_fmt Stefan Beller
2017-05-24 21:40 ` [PATCHv5 10/17] diff.c: convert emit_binary_diff_body to use emit_line_* Stefan Beller
2017-05-24 21:40 ` [PATCHv5 11/17] diff.c: convert show_stats " Stefan Beller
2017-05-24 21:40 ` [PATCHv5 12/17] diff.c: convert word diffing " Stefan Beller
2017-05-24 21:40 ` [PATCHv5 13/17] diff.c: convert diff_flush " Stefan Beller
2017-05-24 21:40 ` [PATCHv5 14/17] diff.c: convert diff_summary " Stefan Beller
2017-05-24 21:40 ` [PATCHv5 15/17] diff.c: emit_line includes whitespace highlighting Stefan Beller
2017-05-24 21:40 ` [PATCHv5 16/17] diff: buffer all output if asked to Stefan Beller
2017-05-25 2:26 ` Junio C Hamano
2017-05-25 5:34 ` Stefan Beller
2017-05-26 1:09 ` Junio C Hamano
2017-06-13 22:07 ` Jonathan Tan
2017-06-14 2:52 ` Stefan Beller
2017-05-24 21:40 ` [PATCHv5 17/17] diff.c: color moved lines differently Stefan Beller
2017-05-25 2:27 ` Junio C Hamano
2017-05-25 5:39 ` Stefan Beller
2017-05-25 6:44 ` [PATCHv5 00/17] Diff machine: highlight moved lines Junio C Hamano
2017-05-25 16:31 ` Stefan Beller
2017-05-26 1:20 ` Junio C Hamano
2017-05-26 19:30 ` Stefan Beller
2017-05-27 0:18 ` [PATCH 0/1] " Stefan Beller
2017-05-27 0:18 ` [PATCH 1/1] diff.c: color moved lines differently Stefan Beller
2017-05-27 7:05 ` Philip Oakley
2017-05-30 21:33 ` Stefan Beller
2017-06-01 0:24 ` [PATCH] " Stefan Beller
2017-06-13 22:51 ` Jonathan Tan
2017-06-14 18:55 ` Stefan Beller
2017-06-20 2:47 ` [PATCH 00/26] reroll of sb/diff-color-moved Stefan Beller
2017-06-20 2:47 ` [PATCH 01/26] diff.c: readability fix Stefan Beller
2017-06-20 2:47 ` [PATCH 02/26] diff.c: move line ending check into emit_hunk_header Stefan Beller
2017-06-20 2:47 ` [PATCH 03/26] diff.c: factor out diff_flush_patch_all_file_pairs Stefan Beller
2017-06-20 2:47 ` [PATCH 04/26] diff.c: introduce emit_diff_symbol Stefan Beller
2017-06-21 19:36 ` Junio C Hamano
2017-06-21 19:46 ` Stefan Beller
2017-06-21 20:26 ` Junio C Hamano
2017-06-21 21:13 ` Junio C Hamano
2017-06-21 21:23 ` Stefan Beller
2017-06-21 21:43 ` Junio C Hamano
2017-06-21 21:51 ` Stefan Beller
2017-06-21 21:45 ` Brandon Williams
2017-06-21 21:52 ` Junio C Hamano
2017-06-21 21:55 ` Brandon Williams
2017-06-20 2:47 ` [PATCH 05/26] diff.c: emit_diff_symbol learns DIFF_SYMBOL_CONTEXT_MARKER Stefan Beller
2017-06-20 2:47 ` [PATCH 06/26] diff.c: emit_diff_symbol learns DIFF_SYMBOL_CONTEXT_FRAGINFO Stefan Beller
2017-06-20 2:47 ` [PATCH 07/26] diff.c: emit_diff_symbol learns DIFF_SYMBOL_NO_LF_EOF Stefan Beller
2017-06-20 2:47 ` [PATCH 08/26] diff.c: migrate emit_line_checked to use emit_diff_symbol Stefan Beller
2017-06-21 20:05 ` Junio C Hamano
2017-06-22 23:30 ` Stefan Beller
2017-06-22 23:37 ` Stefan Beller
2017-06-23 4:56 ` Junio C Hamano
2017-06-20 2:47 ` [PATCH 09/26] diff.c: emit_diff_symbol learns DIFF_SYMBOL_WORDS{_PORCELAIN} Stefan Beller
2017-06-20 2:48 ` [PATCH 10/26] diff.c: emit_diff_symbol learns DIFF_SYMBOL_CONTEXT_INCOMPLETE Stefan Beller
2017-06-20 2:48 ` [PATCH 11/26] diff.c: emit_diff_symbol learns DIFF_SYMBOL_FILEPAIR Stefan Beller
2017-06-20 20:01 ` Jonathan Tan
2017-06-21 20:09 ` Junio C Hamano
2017-06-22 23:59 ` Stefan Beller
2017-06-20 2:48 ` [PATCH 12/26] diff.c: emit_diff_symbol learns DIFF_SYMBOL_HEADER Stefan Beller
2017-06-20 2:48 ` [PATCH 13/26] diff.c: emit_diff_symbol learns about DIFF_SYMBOL_BINARY_FILES Stefan Beller
2017-06-21 20:13 ` Junio C Hamano
2017-06-21 20:47 ` Stefan Beller
2017-06-20 2:48 ` [PATCH 14/26] diff.c: emit_diff_symbol learns DIFF_SYMBOL_REWRITE_DIFF Stefan Beller
2017-06-20 2:48 ` [PATCH 15/26] submodule.c: migrate diff output to use emit_diff_symbol Stefan Beller
2017-06-20 20:09 ` Jonathan Tan
2017-06-20 2:48 ` Stefan Beller [this message]
2017-06-21 20:16 ` [PATCH 16/26] diff.c: convert emit_binary_diff_body " Junio C Hamano
2017-06-20 2:48 ` [PATCH 17/26] diff.c: convert show_stats " Stefan Beller
2017-06-21 21:39 ` Brandon Williams
2017-06-21 22:16 ` Stefan Beller
2017-06-20 2:48 ` [PATCH 18/26] diff.c: convert word diffing " Stefan Beller
2017-06-20 2:48 ` [PATCH 19/26] diff.c: emit_diff_symbol learns about DIFF_SYMBOL_STAT_SEP Stefan Beller
2017-06-20 2:48 ` [PATCH 20/26] diff.c: emit_diff_symbol learns about DIFF_SYMBOL_SUMMARY Stefan Beller
2017-06-20 2:48 ` [PATCH 21/26] diff.c: buffer all output if asked to Stefan Beller
2017-06-20 2:48 ` [PATCH 22/26] diff.c: color moved lines differently Stefan Beller
2017-06-20 20:13 ` Jonathan Tan
2017-06-20 20:57 ` Stefan Beller
2017-06-20 2:48 ` [PATCH 23/26] diff.c: color moved lines differently, plain mode Stefan Beller
2017-06-20 2:48 ` [PATCH 24/26] diff.c: add dimming to moved line detection Stefan Beller
2017-06-21 20:23 ` Junio C Hamano
2017-06-20 2:48 ` [PATCH 25/26] diff: document the new --color-moved setting Stefan Beller
2017-06-20 2:48 ` [showing-off RFC/PATCH 26/26] diff.c: have a "machine parseable" move coloring Stefan Beller
2017-06-20 2:50 ` Stefan Beller
2017-06-23 21:43 ` Ævar Arnfjörð Bjarmason
2017-06-21 21:51 ` Brandon Williams
2017-06-21 21:55 ` Junio C Hamano
2017-06-21 22:40 ` Stefan Beller
2017-06-23 1:28 ` [PATCHv2 00/25] reroll of sb/diff-color-moved Stefan Beller
2017-06-23 1:28 ` [PATCHv2 01/25] diff.c: readability fix Stefan Beller
2017-06-23 1:28 ` [PATCHv2 02/25] diff.c: move line ending check into emit_hunk_header Stefan Beller
2017-06-23 1:28 ` [PATCHv2 03/25] diff.c: factor out diff_flush_patch_all_file_pairs Stefan Beller
2017-06-23 1:28 ` [PATCHv2 04/25] diff.c: introduce emit_diff_symbol Stefan Beller
2017-06-23 20:07 ` Junio C Hamano
2017-06-23 20:13 ` Stefan Beller
2017-06-23 1:28 ` [PATCHv2 05/25] diff.c: emit_diff_symbol learns DIFF_SYMBOL_CONTEXT_MARKER Stefan Beller
2017-06-23 1:29 ` [PATCHv2 06/25] diff.c: emit_diff_symbol learns DIFF_SYMBOL_CONTEXT_FRAGINFO Stefan Beller
2017-06-23 1:29 ` [PATCHv2 07/25] diff.c: emit_diff_symbol learns DIFF_SYMBOL_NO_LF_EOF Stefan Beller
2017-06-23 1:29 ` [PATCHv2 08/25] diff.c: migrate emit_line_checked to use emit_diff_symbol Stefan Beller
2017-06-23 1:29 ` [PATCHv2 09/25] diff.c: emit_diff_symbol learns DIFF_SYMBOL_WORDS[_PORCELAIN] Stefan Beller
2017-06-23 1:29 ` [PATCHv2 10/25] diff.c: emit_diff_symbol learns DIFF_SYMBOL_CONTEXT_INCOMPLETE Stefan Beller
2017-06-23 1:29 ` [PATCHv2 11/25] diff.c: emit_diff_symbol learns DIFF_SYMBOL_FILEPAIR_{PLUS, MINUS} Stefan Beller
2017-06-23 1:29 ` [PATCHv2 12/25] diff.c: emit_diff_symbol learns DIFF_SYMBOL_HEADER Stefan Beller
2017-06-23 1:29 ` [PATCHv2 13/25] diff.c: emit_diff_symbol learns about DIFF_SYMBOL_BINARY_FILES Stefan Beller
2017-06-23 1:29 ` [PATCHv2 14/25] diff.c: emit_diff_symbol learns DIFF_SYMBOL_REWRITE_DIFF Stefan Beller
2017-06-23 1:29 ` [PATCHv2 15/25] submodule.c: migrate diff output to use emit_diff_symbol Stefan Beller
2017-06-23 1:29 ` [PATCHv2 16/25] diff.c: convert emit_binary_diff_body " Stefan Beller
2017-06-23 1:29 ` [PATCHv2 17/25] diff.c: convert show_stats " Stefan Beller
2017-06-23 1:29 ` [PATCHv2 18/25] diff.c: convert word diffing " Stefan Beller
2017-06-23 1:29 ` [PATCHv2 19/25] diff.c: emit_diff_symbol learns about DIFF_SYMBOL_STAT_SEP Stefan Beller
2017-06-23 1:29 ` [PATCHv2 20/25] diff.c: emit_diff_symbol learns about DIFF_SYMBOL_SUMMARY Stefan Beller
2017-06-23 1:29 ` [PATCHv2 21/25] diff.c: buffer all output if asked to Stefan Beller
2017-06-23 1:29 ` [PATCHv2 22/25] diff.c: color moved lines differently Stefan Beller
2017-06-23 1:29 ` [PATCHv2 23/25] diff.c: color moved lines differently, plain mode Stefan Beller
2017-06-23 1:29 ` [PATCHv2 24/25] diff.c: add dimming to moved line detection Stefan Beller
2017-06-23 1:29 ` [PATCHv2 25/25] diff: document the new --color-moved setting Stefan Beller
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