diff options
| -rw-r--r-- | builtin-branch.c | 26 | ||||
| -rw-r--r-- | builtin-checkout.c | 94 | ||||
| -rw-r--r-- | remote.c | 117 | ||||
| -rw-r--r-- | remote.h | 4 | ||||
| -rw-r--r-- | revision.h | 1 | ||||
| -rwxr-xr-x | t/t6040-tracking-info.sh | 70 | ||||
| -rw-r--r-- | wt-status.c | 22 |
7 files changed, 244 insertions, 90 deletions
diff --git a/builtin-branch.c b/builtin-branch.c index d279702ba..ff71f3d8a 100644 --- a/builtin-branch.c +++ b/builtin-branch.c @@ -282,6 +282,21 @@ static int ref_cmp(const void *r1, const void *r2) return strcmp(c1->name, c2->name); } +static void fill_tracking_info(char *stat, const char *branch_name) +{ + int ours, theirs; + struct branch *branch = branch_get(branch_name); + + if (!stat_tracking_info(branch, &ours, &theirs) || (!ours && !theirs)) + return; + if (!ours) + sprintf(stat, "[behind %d] ", theirs); + else if (!theirs) + sprintf(stat, "[ahead %d] ", ours); + else + sprintf(stat, "[ahead %d, behind %d] ", ours, theirs); +} + static void print_ref_item(struct ref_item *item, int maxwidth, int verbose, int abbrev, int current) { @@ -310,8 +325,10 @@ static void print_ref_item(struct ref_item *item, int maxwidth, int verbose, if (verbose) { struct strbuf subject; const char *sub = " **** invalid ref ****"; + char stat[128]; strbuf_init(&subject, 0); + stat[0] = '\0'; commit = lookup_commit(item->sha1); if (commit && !parse_commit(commit)) { @@ -319,10 +336,15 @@ static void print_ref_item(struct ref_item *item, int maxwidth, int verbose, &subject, 0, NULL, NULL, 0, 0); sub = subject.buf; } - printf("%c %s%-*s%s %s %s\n", c, branch_get_color(color), + + if (item->kind == REF_LOCAL_BRANCH) + fill_tracking_info(stat, item->name); + + printf("%c %s%-*s%s %s %s%s\n", c, branch_get_color(color), maxwidth, item->name, branch_get_color(COLOR_BRANCH_RESET), - find_unique_abbrev(item->sha1, abbrev), sub); + find_unique_abbrev(item->sha1, abbrev), + stat, sub); strbuf_release(&subject); } else { printf("%c %s%s%s\n", c, branch_get_color(color), item->name, diff --git a/builtin-checkout.c b/builtin-checkout.c index 93ea69bfa..d6641c2c5 100644 --- a/builtin-checkout.c +++ b/builtin-checkout.c @@ -305,97 +305,15 @@ static int merge_working_tree(struct checkout_opts *opts, return 0; } -static void report_tracking(struct branch_info *new, struct checkout_opts *opts) +static void report_tracking(struct branch_info *new) { - /* - * We have switched to a new branch; is it building on - * top of another branch, and if so does that other branch - * have changes we do not have yet? - */ - char *base; - unsigned char sha1[20]; - struct commit *ours, *theirs; - char symmetric[84]; - struct rev_info revs; - const char *rev_argv[10]; - int rev_argc; - int num_ours, num_theirs; - const char *remote_msg; + struct strbuf sb = STRBUF_INIT; struct branch *branch = branch_get(new->name); - /* - * Nothing to report unless we are marked to build on top of - * somebody else. - */ - if (!branch || !branch->merge || !branch->merge[0] || !branch->merge[0]->dst) - return; - - /* - * If what we used to build on no longer exists, there is - * nothing to report. - */ - base = branch->merge[0]->dst; - if (!resolve_ref(base, sha1, 1, NULL)) + if (!format_tracking_info(branch, &sb)) return; - - theirs = lookup_commit(sha1); - ours = new->commit; - if (!hashcmp(sha1, ours->object.sha1)) - return; /* we are the same */ - - /* Run "rev-list --left-right ours...theirs" internally... */ - rev_argc = 0; - rev_argv[rev_argc++] = NULL; - rev_argv[rev_argc++] = "--left-right"; - rev_argv[rev_argc++] = symmetric; - rev_argv[rev_argc++] = "--"; - rev_argv[rev_argc] = NULL; - - strcpy(symmetric, sha1_to_hex(ours->object.sha1)); - strcpy(symmetric + 40, "..."); - strcpy(symmetric + 43, sha1_to_hex(theirs->object.sha1)); - - init_revisions(&revs, NULL); - setup_revisions(rev_argc, rev_argv, &revs, NULL); - prepare_revision_walk(&revs); - - /* ... and count the commits on each side. */ - num_ours = 0; - num_theirs = 0; - while (1) { - struct commit *c = get_revision(&revs); - if (!c) - break; - if (c->object.flags & SYMMETRIC_LEFT) - num_ours++; - else - num_theirs++; - } - - if (!prefixcmp(base, "refs/remotes/")) { - remote_msg = " remote"; - base += strlen("refs/remotes/"); - } else { - remote_msg = ""; - } - - if (!num_theirs) - printf("Your branch is ahead of the tracked%s branch '%s' " - "by %d commit%s.\n", - remote_msg, base, - num_ours, (num_ours == 1) ? "" : "s"); - else if (!num_ours) - printf("Your branch is behind the tracked%s branch '%s' " - "by %d commit%s,\n" - "and can be fast-forwarded.\n", - remote_msg, base, - num_theirs, (num_theirs == 1) ? "" : "s"); - else - printf("Your branch and the tracked%s branch '%s' " - "have diverged,\nand respectively " - "have %d and %d different commit(s) each.\n", - remote_msg, base, - num_ours, num_theirs); + fputs(sb.buf, stdout); + strbuf_release(&sb); } static void update_refs_for_switch(struct checkout_opts *opts, @@ -441,7 +359,7 @@ static void update_refs_for_switch(struct checkout_opts *opts, remove_branch_state(); strbuf_release(&msg); if (!opts->quiet && (new->path || !strcmp(new->name, "HEAD"))) - report_tracking(new, opts); + report_tracking(new); } static int switch_branches(struct checkout_opts *opts, struct branch_info *new) @@ -1,6 +1,9 @@ #include "cache.h" #include "remote.h" #include "refs.h" +#include "commit.h" +#include "diff.h" +#include "revision.h" static struct refspec s_tag_refspec = { 0, @@ -1222,3 +1225,117 @@ int resolve_remote_symref(struct ref *ref, struct ref *list) } return 1; } + +/* + * Return true if there is anything to report, otherwise false. + */ +int stat_tracking_info(struct branch *branch, int *num_ours, int *num_theirs) +{ + unsigned char sha1[20]; + struct commit *ours, *theirs; + char symmetric[84]; + struct rev_info revs; + const char *rev_argv[10], *base; + int rev_argc; + + /* + * Nothing to report unless we are marked to build on top of + * somebody else. + */ + if (!branch || + !branch->merge || !branch->merge[0] || !branch->merge[0]->dst) + return 0; + + /* + * If what we used to build on no longer exists, there is + * nothing to report. + */ + base = branch->merge[0]->dst; + if (!resolve_ref(base, sha1, 1, NULL)) + return 0; + theirs = lookup_commit(sha1); + if (!theirs) + return 0; + + if (!resolve_ref(branch->refname, sha1, 1, NULL)) + return 0; + ours = lookup_commit(sha1); + if (!ours) + return 0; + + /* are we the same? */ + if (theirs == ours) + return 0; + + /* Run "rev-list --left-right ours...theirs" internally... */ + rev_argc = 0; + rev_argv[rev_argc++] = NULL; + rev_argv[rev_argc++] = "--left-right"; + rev_argv[rev_argc++] = symmetric; + rev_argv[rev_argc++] = "--"; + rev_argv[rev_argc] = NULL; + + strcpy(symmetric, sha1_to_hex(ours->object.sha1)); + strcpy(symmetric + 40, "..."); + strcpy(symmetric + 43, sha1_to_hex(theirs->object.sha1)); + + init_revisions(&revs, NULL); + setup_revisions(rev_argc, rev_argv, &revs, NULL); + prepare_revision_walk(&revs); + + /* ... and count the commits on each side. */ + *num_ours = 0; + *num_theirs = 0; + while (1) { + struct commit *c = get_revision(&revs); + if (!c) + break; + if (c->object.flags & SYMMETRIC_LEFT) + (*num_ours)++; + else + (*num_theirs)++; + } + + /* clear object flags smudged by the above traversal */ + clear_commit_marks(ours, ALL_REV_FLAGS); + clear_commit_marks(theirs, ALL_REV_FLAGS); + return 1; +} + +/* + * Return true when there is anything to report, otherwise false. + */ +int format_tracking_info(struct branch *branch, struct strbuf *sb) +{ + int num_ours, num_theirs; + const char *base, *remote_msg; + + if (!stat_tracking_info(branch, &num_ours, &num_theirs)) + return 0; + + base = branch->merge[0]->dst; + if (!prefixcmp(base, "refs/remotes/")) { + remote_msg = " remote"; + base += strlen("refs/remotes/"); + } else { + remote_msg = ""; + } + if (!num_theirs) + strbuf_addf(sb, "Your branch is ahead of the tracked%s branch '%s' " + "by %d commit%s.\n", + remote_msg, base, + num_ours, (num_ours == 1) ? "" : "s"); + else if (!num_ours) + strbuf_addf(sb, "Your branch is behind the tracked%s branch '%s' " + "by %d commit%s,\n" + "and can be fast-forwarded.\n", + remote_msg, base, + num_theirs, (num_theirs == 1) ? "" : "s"); + else + strbuf_addf(sb, "Your branch and the tracked%s branch '%s' " + "have diverged,\nand respectively " + "have %d and %d different commit(s) each.\n", + remote_msg, base, + num_ours, num_theirs); + return 1; +} @@ -129,4 +129,8 @@ enum match_refs_flags { MATCH_REFS_MIRROR = (1 << 1), }; +/* Reporting of tracking info */ +int stat_tracking_info(struct branch *branch, int *num_ours, int *num_theirs); +int format_tracking_info(struct branch *branch, struct strbuf *sb); + #endif diff --git a/revision.h b/revision.h index 83f364ace..f57b6c5d9 100644 --- a/revision.h +++ b/revision.h @@ -11,6 +11,7 @@ #define ADDED (1u<<7) /* Parents already parsed and added? */ #define SYMMETRIC_LEFT (1u<<8) #define TOPOSORT (1u<<9) /* In the active toposort list.. */ +#define ALL_REV_FLAGS ((1u<<10)-1) struct rev_info; struct log_info; diff --git a/t/t6040-tracking-info.sh b/t/t6040-tracking-info.sh new file mode 100755 index 000000000..aac212e93 --- /dev/null +++ b/t/t6040-tracking-info.sh @@ -0,0 +1,70 @@ +#!/bin/sh + +test_description='remote tracking stats' + +. ./test-lib.sh + +advance () { + echo "$1" >"$1" && + git add "$1" && + test_tick && + git commit -m "$1" +} + +test_expect_success setup ' + for i in a b c; + do + advance $i || break + done && + git clone . test && + ( + cd test && + git checkout -b b1 origin && + git reset --hard HEAD^ && + advance d && + git checkout -b b2 origin && + git reset --hard b1 && + git checkout -b b3 origin && + git reset --hard HEAD^ && + git checkout -b b4 origin && + advance e && + advance f + ) +' + +script='s/^..\(b.\)[ 0-9a-f]*\[\([^]]*\)\].*/\1 \2/p' +cat >expect <<\EOF +b1 ahead 1, behind 1 +b2 ahead 1, behind 1 +b3 behind 1 +b4 ahead 2 +EOF + +test_expect_success 'branch -v' ' + ( + cd test && + git branch -v + ) | + sed -n -e "$script" >actual && + test_cmp expect actual +' + +test_expect_success 'checkout' ' + ( + cd test && git checkout b1 + ) >actual && + grep -e "have 1 and 1 different" actual +' + +test_expect_success 'status' ' + ( + cd test && + git checkout b1 >/dev/null && + # reports nothing to commit + test_must_fail git status + ) >actual && + grep -e "have 1 and 1 different" actual +' + + +test_done diff --git a/wt-status.c b/wt-status.c index e7d42d049..889e50f89 100644 --- a/wt-status.c +++ b/wt-status.c @@ -9,6 +9,7 @@ #include "diffcore.h" #include "quote.h" #include "run-command.h" +#include "remote.h" int wt_status_relative_paths = 1; int wt_status_use_color = -1; @@ -315,6 +316,25 @@ static void wt_status_print_verbose(struct wt_status *s) run_diff_index(&rev, 1); } +static void wt_status_print_tracking(struct wt_status *s) +{ + struct strbuf sb = STRBUF_INIT; + const char *cp, *ep; + struct branch *branch; + + assert(s->branch && !s->is_initial); + if (prefixcmp(s->branch, "refs/heads/")) + return; + branch = branch_get(s->branch + 11); + if (!format_tracking_info(branch, &sb)) + return; + + for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1) + color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), + "# %.*s", (int)(ep - cp), cp); + color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#"); +} + void wt_status_print(struct wt_status *s) { unsigned char sha1[20]; @@ -333,6 +353,8 @@ void wt_status_print(struct wt_status *s) } color_fprintf(s->fp, color(WT_STATUS_HEADER), "# "); color_fprintf_ln(s->fp, branch_color, "%s%s", on_what, branch_name); + if (!s->is_initial) + wt_status_print_tracking(s); } if (s->is_initial) { |