diff options
author | Junio C Hamano <gitster@pobox.com> | 2022-03-24 00:09:31 +0300 |
---|---|---|
committer | Junio C Hamano <gitster@pobox.com> | 2022-03-24 00:09:31 +0300 |
commit | 889860e1ad85340896f404155f2f16621ca6989e (patch) | |
tree | 1e485ce6b2374061933a6d63cea345b12e489537 /builtin | |
parent | 83510335c6f6c26089aaba8e40ef063ee68fa840 (diff) | |
parent | eb54a3391bb3bdd6806ebffc21281eae8d9c0dca (diff) |
Merge branch 'jc/cat-file-batch-default-format-optim'
Optimize away strbuf_expand() call with a hardcoded formatting logic
specific for the default format in the --batch and --batch-check
options of "git cat-file".
* jc/cat-file-batch-default-format-optim:
cat-file: skip expanding default format
Diffstat (limited to 'builtin')
-rw-r--r-- | builtin/cat-file.c | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/builtin/cat-file.c b/builtin/cat-file.c index 0663661c0b..50cf38999d 100644 --- a/builtin/cat-file.c +++ b/builtin/cat-file.c @@ -360,6 +360,13 @@ static void print_object_or_die(struct batch_options *opt, struct expand_data *d } } +static void print_default_format(struct strbuf *scratch, struct expand_data *data) +{ + strbuf_addf(scratch, "%s %s %"PRIuMAX"\n", oid_to_hex(&data->oid), + type_name(data->type), + (uintmax_t)data->size); +} + /* * If "pack" is non-NULL, then "offset" is the byte offset within the pack from * which the object may be accessed (though note that we may also rely on @@ -391,8 +398,14 @@ static void batch_object_write(const char *obj_name, } strbuf_reset(scratch); - strbuf_expand(scratch, opt->format, expand_format, data); - strbuf_addch(scratch, '\n'); + + if (!opt->format) { + print_default_format(scratch, data); + } else { + strbuf_expand(scratch, opt->format, expand_format, data); + strbuf_addch(scratch, '\n'); + } + batch_write(opt, scratch->buf, scratch->len); if (opt->batch_mode == BATCH_MODE_CONTENTS) { @@ -646,6 +659,8 @@ static void batch_objects_command(struct batch_options *opt, strbuf_release(&input); } +#define DEFAULT_FORMAT "%(objectname) %(objecttype) %(objectsize)" + static int batch_objects(struct batch_options *opt) { struct strbuf input = STRBUF_INIT; @@ -654,9 +669,6 @@ static int batch_objects(struct batch_options *opt) int save_warning; int retval = 0; - if (!opt->format) - opt->format = "%(objectname) %(objecttype) %(objectsize)"; - /* * Expand once with our special mark_query flag, which will prime the * object_info to be handed to oid_object_info_extended for each @@ -664,12 +676,17 @@ static int batch_objects(struct batch_options *opt) */ memset(&data, 0, sizeof(data)); data.mark_query = 1; - strbuf_expand(&output, opt->format, expand_format, &data); + strbuf_expand(&output, + opt->format ? opt->format : DEFAULT_FORMAT, + expand_format, + &data); data.mark_query = 0; strbuf_release(&output); if (opt->transform_mode) data.split_on_whitespace = 1; + if (opt->format && !strcmp(opt->format, DEFAULT_FORMAT)) + opt->format = NULL; /* * If we are printing out the object, then always fill in the type, * since we will want to decide whether or not to stream. |