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Diffstat (limited to 'log-tree.c')
-rw-r--r--log-tree.c363
1 files changed, 314 insertions, 49 deletions
diff --git a/log-tree.c b/log-tree.c
index 1c9eefe..cea8756 100644
--- a/log-tree.c
+++ b/log-tree.c
@@ -7,42 +7,153 @@
#include "reflog-walk.h"
#include "refs.h"
#include "string-list.h"
+#include "color.h"
+#include "gpg-interface.h"
struct decoration name_decoration = { "object names" };
-static void add_name_decoration(const char *prefix, const char *name, struct object *obj)
+enum decoration_type {
+ DECORATION_NONE = 0,
+ DECORATION_REF_LOCAL,
+ DECORATION_REF_REMOTE,
+ DECORATION_REF_TAG,
+ DECORATION_REF_STASH,
+ DECORATION_REF_HEAD,
+ DECORATION_GRAFTED,
+};
+
+static char decoration_colors[][COLOR_MAXLEN] = {
+ GIT_COLOR_RESET,
+ GIT_COLOR_BOLD_GREEN, /* REF_LOCAL */
+ GIT_COLOR_BOLD_RED, /* REF_REMOTE */
+ GIT_COLOR_BOLD_YELLOW, /* REF_TAG */
+ GIT_COLOR_BOLD_MAGENTA, /* REF_STASH */
+ GIT_COLOR_BOLD_CYAN, /* REF_HEAD */
+ GIT_COLOR_BOLD_BLUE, /* GRAFTED */
+};
+
+static const char *decorate_get_color(int decorate_use_color, enum decoration_type ix)
+{
+ if (want_color(decorate_use_color))
+ return decoration_colors[ix];
+ return "";
+}
+
+static int parse_decorate_color_slot(const char *slot)
+{
+ /*
+ * We're comparing with 'ignore-case' on
+ * (because config.c sets them all tolower),
+ * but let's match the letters in the literal
+ * string values here with how they are
+ * documented in Documentation/config.txt, for
+ * consistency.
+ *
+ * We love being consistent, don't we?
+ */
+ if (!strcasecmp(slot, "branch"))
+ return DECORATION_REF_LOCAL;
+ if (!strcasecmp(slot, "remoteBranch"))
+ return DECORATION_REF_REMOTE;
+ if (!strcasecmp(slot, "tag"))
+ return DECORATION_REF_TAG;
+ if (!strcasecmp(slot, "stash"))
+ return DECORATION_REF_STASH;
+ if (!strcasecmp(slot, "HEAD"))
+ return DECORATION_REF_HEAD;
+ return -1;
+}
+
+int parse_decorate_color_config(const char *var, const int ofs, const char *value)
+{
+ int slot = parse_decorate_color_slot(var + ofs);
+ if (slot < 0)
+ return 0;
+ if (!value)
+ return config_error_nonbool(var);
+ color_parse(value, var, decoration_colors[slot]);
+ return 0;
+}
+
+/*
+ * log-tree.c uses DIFF_OPT_TST for determining whether to use color
+ * for showing the commit sha1, use the same check for --decorate
+ */
+#define decorate_get_color_opt(o, ix) \
+ decorate_get_color((o)->use_color, ix)
+
+static void add_name_decoration(enum decoration_type type, const char *name, struct object *obj)
{
- int plen = strlen(prefix);
int nlen = strlen(name);
- struct name_decoration *res = xmalloc(sizeof(struct name_decoration) + plen + nlen);
- memcpy(res->name, prefix, plen);
- memcpy(res->name + plen, name, nlen + 1);
+ struct name_decoration *res = xmalloc(sizeof(struct name_decoration) + nlen);
+ memcpy(res->name, name, nlen + 1);
+ res->type = type;
res->next = add_decoration(&name_decoration, obj, res);
}
static int add_ref_decoration(const char *refname, const unsigned char *sha1, int flags, void *cb_data)
{
- struct object *obj = parse_object(sha1);
+ struct object *obj;
+ enum decoration_type type = DECORATION_NONE;
+
+ if (!prefixcmp(refname, "refs/replace/")) {
+ unsigned char original_sha1[20];
+ if (!read_replace_refs)
+ return 0;
+ if (get_sha1_hex(refname + 13, original_sha1)) {
+ warning("invalid replace ref %s", refname);
+ return 0;
+ }
+ obj = parse_object(original_sha1);
+ if (obj)
+ add_name_decoration(DECORATION_GRAFTED, "replaced", obj);
+ return 0;
+ }
+
+ obj = parse_object(sha1);
if (!obj)
return 0;
+
+ if (!prefixcmp(refname, "refs/heads/"))
+ type = DECORATION_REF_LOCAL;
+ else if (!prefixcmp(refname, "refs/remotes/"))
+ type = DECORATION_REF_REMOTE;
+ else if (!prefixcmp(refname, "refs/tags/"))
+ type = DECORATION_REF_TAG;
+ else if (!strcmp(refname, "refs/stash"))
+ type = DECORATION_REF_STASH;
+ else if (!strcmp(refname, "HEAD"))
+ type = DECORATION_REF_HEAD;
+
if (!cb_data || *(int *)cb_data == DECORATE_SHORT_REFS)
refname = prettify_refname(refname);
- add_name_decoration("", refname, obj);
+ add_name_decoration(type, refname, obj);
while (obj->type == OBJ_TAG) {
obj = ((struct tag *)obj)->tagged;
if (!obj)
break;
- add_name_decoration("tag: ", refname, obj);
+ add_name_decoration(DECORATION_REF_TAG, refname, obj);
}
return 0;
}
+static int add_graft_decoration(const struct commit_graft *graft, void *cb_data)
+{
+ struct commit *commit = lookup_commit(graft->sha1);
+ if (!commit)
+ return 0;
+ add_name_decoration(DECORATION_GRAFTED, "grafted", &commit->object);
+ return 0;
+}
+
void load_ref_decorations(int flags)
{
static int loaded;
if (!loaded) {
loaded = 1;
for_each_ref(add_ref_decoration, &flags);
+ head_ref(add_ref_decoration, &flags);
+ for_each_commit_graft(add_graft_decoration, NULL);
}
}
@@ -55,10 +166,22 @@ static void show_parents(struct commit *commit, int abbrev)
}
}
+static void show_children(struct rev_info *opt, struct commit *commit, int abbrev)
+{
+ struct commit_list *p = lookup_decoration(&opt->children, &commit->object);
+ for ( ; p; p = p->next) {
+ printf(" %s", find_unique_abbrev(p->item->object.sha1, abbrev));
+ }
+}
+
void show_decorations(struct rev_info *opt, struct commit *commit)
{
const char *prefix;
struct name_decoration *decoration;
+ const char *color_commit =
+ diff_get_color_opt(&opt->diffopt, DIFF_COMMIT);
+ const char *color_reset =
+ decorate_get_color_opt(&opt->diffopt, DECORATION_NONE);
if (opt->show_source && commit->util)
printf("\t%s", (char *) commit->util);
@@ -69,7 +192,14 @@ void show_decorations(struct rev_info *opt, struct commit *commit)
return;
prefix = " (";
while (decoration) {
- printf("%s%s", prefix, decoration->name);
+ printf("%s", prefix);
+ fputs(decorate_get_color_opt(&opt->diffopt, decoration->type),
+ stdout);
+ if (decoration->type == DECORATION_REF_TAG)
+ fputs("tag: ", stdout);
+ printf("%s", decoration->name);
+ fputs(color_reset, stdout);
+ fputs(color_commit, stdout);
prefix = ", ";
decoration = decoration->next;
}
@@ -178,8 +308,10 @@ void get_patch_filename(struct commit *commit, int nr, const char *suffix,
strbuf_addf(buf, commit ? "%04d-" : "%d", nr);
if (commit) {
int max_len = start_len + FORMAT_PATCH_NAME_MAX - suffix_len;
+ struct pretty_print_context ctx = {0};
+ ctx.date_mode = DATE_NORMAL;
- format_commit_message(commit, "%f", buf, DATE_NORMAL);
+ format_commit_message(commit, "%f", buf, &ctx);
if (max_len < buf->len)
strbuf_setlen(buf, max_len);
strbuf_addstr(buf, suffix);
@@ -199,8 +331,9 @@ void log_write_email_headers(struct rev_info *opt, struct commit *commit,
if (opt->total > 0) {
static char buffer[64];
snprintf(buffer, sizeof(buffer),
- "Subject: [%s %0*d/%d] ",
+ "Subject: [%s%s%0*d/%d] ",
opt->subject_prefix,
+ *opt->subject_prefix ? " " : "",
digits_in_number(opt->total),
opt->nr, opt->total);
subject = buffer;
@@ -271,35 +404,150 @@ void log_write_email_headers(struct rev_info *opt, struct commit *commit,
*extra_headers_p = extra_headers;
}
+static void show_sig_lines(struct rev_info *opt, int status, const char *bol)
+{
+ const char *color, *reset, *eol;
+
+ color = diff_get_color_opt(&opt->diffopt,
+ status ? DIFF_WHITESPACE : DIFF_FRAGINFO);
+ reset = diff_get_color_opt(&opt->diffopt, DIFF_RESET);
+ while (*bol) {
+ eol = strchrnul(bol, '\n');
+ printf("%s%.*s%s%s", color, (int)(eol - bol), bol, reset,
+ *eol ? "\n" : "");
+ bol = (*eol) ? (eol + 1) : eol;
+ }
+}
+
+static void show_signature(struct rev_info *opt, struct commit *commit)
+{
+ struct strbuf payload = STRBUF_INIT;
+ struct strbuf signature = STRBUF_INIT;
+ struct strbuf gpg_output = STRBUF_INIT;
+ int status;
+
+ if (parse_signed_commit(commit->object.sha1, &payload, &signature) <= 0)
+ goto out;
+
+ status = verify_signed_buffer(payload.buf, payload.len,
+ signature.buf, signature.len,
+ &gpg_output);
+ if (status && !gpg_output.len)
+ strbuf_addstr(&gpg_output, "No signature\n");
+
+ show_sig_lines(opt, status, gpg_output.buf);
+
+ out:
+ strbuf_release(&gpg_output);
+ strbuf_release(&payload);
+ strbuf_release(&signature);
+}
+
+static int which_parent(const unsigned char *sha1, const struct commit *commit)
+{
+ int nth;
+ const struct commit_list *parent;
+
+ for (nth = 0, parent = commit->parents; parent; parent = parent->next) {
+ if (!hashcmp(parent->item->object.sha1, sha1))
+ return nth;
+ nth++;
+ }
+ return -1;
+}
+
+static int is_common_merge(const struct commit *commit)
+{
+ return (commit->parents
+ && commit->parents->next
+ && !commit->parents->next->next);
+}
+
+static void show_one_mergetag(struct rev_info *opt,
+ struct commit_extra_header *extra,
+ struct commit *commit)
+{
+ unsigned char sha1[20];
+ struct tag *tag;
+ struct strbuf verify_message;
+ int status, nth;
+ size_t payload_size, gpg_message_offset;
+
+ hash_sha1_file(extra->value, extra->len, typename(OBJ_TAG), sha1);
+ tag = lookup_tag(sha1);
+ if (!tag)
+ return; /* error message already given */
+
+ strbuf_init(&verify_message, 256);
+ if (parse_tag_buffer(tag, extra->value, extra->len))
+ strbuf_addstr(&verify_message, "malformed mergetag\n");
+ else if (is_common_merge(commit) &&
+ !hashcmp(tag->tagged->sha1,
+ commit->parents->next->item->object.sha1))
+ strbuf_addf(&verify_message,
+ "merged tag '%s'\n", tag->tag);
+ else if ((nth = which_parent(tag->tagged->sha1, commit)) < 0)
+ strbuf_addf(&verify_message, "tag %s names a non-parent %s\n",
+ tag->tag, tag->tagged->sha1);
+ else
+ strbuf_addf(&verify_message,
+ "parent #%d, tagged '%s'\n", nth + 1, tag->tag);
+ gpg_message_offset = verify_message.len;
+
+ payload_size = parse_signature(extra->value, extra->len);
+ if ((extra->len <= payload_size) ||
+ (verify_signed_buffer(extra->value, payload_size,
+ extra->value + payload_size,
+ extra->len - payload_size,
+ &verify_message) &&
+ verify_message.len <= gpg_message_offset)) {
+ strbuf_addstr(&verify_message, "No signature\n");
+ status = -1;
+ }
+ else if (strstr(verify_message.buf + gpg_message_offset,
+ ": Good signature from "))
+ status = 0;
+ else
+ status = -1;
+
+ show_sig_lines(opt, status, verify_message.buf);
+ strbuf_release(&verify_message);
+}
+
+static void show_mergetag(struct rev_info *opt, struct commit *commit)
+{
+ struct commit_extra_header *extra, *to_free;
+
+ to_free = read_commit_extra_headers(commit, NULL);
+ for (extra = to_free; extra; extra = extra->next) {
+ if (strcmp(extra->key, "mergetag"))
+ continue; /* not a merge tag */
+ show_one_mergetag(opt, extra, commit);
+ }
+ free_commit_extra_headers(to_free);
+}
+
void show_log(struct rev_info *opt)
{
struct strbuf msgbuf = STRBUF_INIT;
struct log_info *log = opt->loginfo;
struct commit *commit = log->commit, *parent = log->parent;
- int abbrev = opt->diffopt.abbrev;
int abbrev_commit = opt->abbrev_commit ? opt->abbrev : 40;
- const char *subject = NULL, *extra_headers = opt->extra_headers;
- int need_8bit_cte = 0;
+ const char *extra_headers = opt->extra_headers;
+ struct pretty_print_context ctx = {0};
opt->loginfo = NULL;
+ ctx.show_notes = opt->show_notes;
if (!opt->verbose_header) {
graph_show_commit(opt->graph);
- if (!opt->graph) {
- if (commit->object.flags & BOUNDARY)
- putchar('-');
- else if (commit->object.flags & UNINTERESTING)
- putchar('^');
- else if (opt->left_right) {
- if (commit->object.flags & SYMMETRIC_LEFT)
- putchar('<');
- else
- putchar('>');
- }
- }
+ if (!opt->graph)
+ put_revision_mark(opt, commit);
fputs(find_unique_abbrev(commit->object.sha1, abbrev_commit), stdout);
if (opt->print_parents)
show_parents(commit, abbrev_commit);
+ if (opt->children.name)
+ show_children(opt, commit, abbrev_commit);
show_decorations(opt, commit);
if (opt->graph && !graph_is_commit_finished(opt->graph)) {
putchar('\n');
@@ -346,29 +594,21 @@ void show_log(struct rev_info *opt)
*/
if (opt->commit_format == CMIT_FMT_EMAIL) {
- log_write_email_headers(opt, commit, &subject, &extra_headers,
- &need_8bit_cte);
+ log_write_email_headers(opt, commit, &ctx.subject, &extra_headers,
+ &ctx.need_8bit_cte);
} else if (opt->commit_format != CMIT_FMT_USERFORMAT) {
fputs(diff_get_color_opt(&opt->diffopt, DIFF_COMMIT), stdout);
if (opt->commit_format != CMIT_FMT_ONELINE)
fputs("commit ", stdout);
- if (!opt->graph) {
- if (commit->object.flags & BOUNDARY)
- putchar('-');
- else if (commit->object.flags & UNINTERESTING)
- putchar('^');
- else if (opt->left_right) {
- if (commit->object.flags & SYMMETRIC_LEFT)
- putchar('<');
- else
- putchar('>');
- }
- }
+ if (!opt->graph)
+ put_revision_mark(opt, commit);
fputs(find_unique_abbrev(commit->object.sha1, abbrev_commit),
stdout);
if (opt->print_parents)
show_parents(commit, abbrev_commit);
+ if (opt->children.name)
+ show_children(opt, commit, abbrev_commit);
if (parent)
printf(" (from %s)",
find_unique_abbrev(parent->object.sha1,
@@ -390,23 +630,34 @@ void show_log(struct rev_info *opt)
*/
show_reflog_message(opt->reflog_info,
opt->commit_format == CMIT_FMT_ONELINE,
- opt->date_mode);
+ opt->date_mode_explicit ?
+ opt->date_mode :
+ DATE_NORMAL);
if (opt->commit_format == CMIT_FMT_ONELINE)
return;
}
}
+ if (opt->show_signature) {
+ show_signature(opt, commit);
+ show_mergetag(opt, commit);
+ }
+
if (!commit->buffer)
return;
/*
* And then the pretty-printed message itself
*/
- if (need_8bit_cte >= 0)
- need_8bit_cte = has_non_ascii(opt->add_signoff);
- pretty_print_commit(opt->commit_format, commit, &msgbuf,
- abbrev, subject, extra_headers, opt->date_mode,
- need_8bit_cte);
+ if (ctx.need_8bit_cte >= 0)
+ ctx.need_8bit_cte = has_non_ascii(opt->add_signoff);
+ ctx.date_mode = opt->date_mode;
+ ctx.abbrev = opt->diffopt.abbrev;
+ ctx.after_subject = extra_headers;
+ ctx.preserve_subject = opt->preserve_subject;
+ ctx.reflog_info = opt->reflog_info;
+ ctx.fmt = opt->commit_format;
+ pretty_print_commit(&ctx, commit, &msgbuf);
if (opt->add_signoff)
append_signoff(&msgbuf, opt->add_signoff);
@@ -462,6 +713,12 @@ int log_tree_diff_flush(struct rev_info *opt)
int pch = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_PATCH;
if ((pch & opt->diffopt.output_format) == pch)
printf("---");
+ if (opt->diffopt.output_prefix) {
+ struct strbuf *msg = NULL;
+ msg = opt->diffopt.output_prefix(&opt->diffopt,
+ opt->diffopt.output_prefix_data);
+ fwrite(msg->buf, msg->len, 1, stdout);
+ }
putchar('\n');
}
}
@@ -471,9 +728,7 @@ int log_tree_diff_flush(struct rev_info *opt)
static int do_diff_combined(struct rev_info *opt, struct commit *commit)
{
- unsigned const char *sha1 = commit->object.sha1;
-
- diff_tree_combined_merge(sha1, opt->dense_combined_merges, opt);
+ diff_tree_combined_merge(commit, opt->dense_combined_merges, opt);
return !opt->loginfo;
}
@@ -507,6 +762,16 @@ static int log_tree_diff(struct rev_info *opt, struct commit *commit, struct log
return 0;
else if (opt->combine_merges)
return do_diff_combined(opt, commit);
+ else if (opt->first_parent_only) {
+ /*
+ * Generate merge log entry only for the first
+ * parent, showing summary diff of the others
+ * we merged _in_.
+ */
+ diff_tree_sha1(parents->item->object.sha1, sha1, "", &opt->diffopt);
+ log_tree_diff_flush(opt);
+ return !opt->loginfo;
+ }
/* If we show individual diffs, show the parent info */
log->parent = parents->item;