From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-3.7 required=3.0 tests=AWL,BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_HI,RP_MATCHES_RCVD shortcircuit=no autolearn=ham autolearn_force=no version=3.4.0 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by dcvr.yhbt.net (Postfix) with ESMTP id 66D991F859 for ; Fri, 19 Aug 2016 23:35:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755045AbcHSXfe (ORCPT ); Fri, 19 Aug 2016 19:35:34 -0400 Received: from mga01.intel.com ([192.55.52.88]:6539 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754491AbcHSXfd (ORCPT ); Fri, 19 Aug 2016 19:35:33 -0400 Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP; 19 Aug 2016 16:34:37 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.28,547,1464678000"; d="scan'208";a="1044481252" Received: from jekeller-desk.amr.corp.intel.com (HELO jekeller-desk.jekeller.internal) ([134.134.3.116]) by fmsmga002.fm.intel.com with ESMTP; 19 Aug 2016 16:34:36 -0700 From: Jacob Keller To: git@vger.kernel.org Cc: Junio C Hamano , Stefan Beller , Jeff King , Johannes Sixt , Jacob Keller Subject: [PATCH v9 0/8] submodule show inline diff Date: Fri, 19 Aug 2016 16:34:24 -0700 Message-Id: <20160819233432.15188-1-jacob.e.keller@intel.com> X-Mailer: git-send-email 2.10.0.rc0.259.g83512d9 Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org From: Jacob Keller More suggestions from Junio and a few changes to support submodule name lookup. Hopefully we're getting close to the goal! interdiff between v8 and current: diff --git c/builtin/rev-list.c w/builtin/rev-list.c index 21cde8dd6b31..8479f6ed28aa 100644 --- c/builtin/rev-list.c +++ w/builtin/rev-list.c @@ -129,29 +129,29 @@ static void show_commit(struct commit *commit, void *data) graph_show_commit_msg(revs->graph, stdout, &buf); /* - * Add a newline after the commit message. - * - * Usually, this newline produces a blank - * padding line between entries, in which case - * we need to add graph padding on this line. - * - * However, the commit message may not end in a - * newline. In this case the newline simply - * ends the last line of the commit message, - * and we don't need any graph output. (This - * always happens with CMIT_FMT_ONELINE, and it - * happens with CMIT_FMT_USERFORMAT when the - * format doesn't explicitly end in a newline.) - */ + * Add a newline after the commit message. + * + * Usually, this newline produces a blank + * padding line between entries, in which case + * we need to add graph padding on this line. + * + * However, the commit message may not end in a + * newline. In this case the newline simply + * ends the last line of the commit message, + * and we don't need any graph output. (This + * always happens with CMIT_FMT_ONELINE, and it + * happens with CMIT_FMT_USERFORMAT when the + * format doesn't explicitly end in a newline.) + */ if (buf.len && buf.buf[buf.len - 1] == '\n') graph_show_padding(revs->graph); putchar('\n'); } else { /* - * If the message buffer is empty, just show - * the rest of the graph output for this - * commit. - */ + * If the message buffer is empty, just show + * the rest of the graph output for this + * commit. + */ if (graph_show_remainder(revs->graph)) putchar('\n'); if (revs->commit_format == CMIT_FMT_ONELINE) diff --git c/cache.h w/cache.h index da9f0be67d7b..70428e92d7ed 100644 --- c/cache.h +++ w/cache.h @@ -953,24 +953,39 @@ static inline void oidclr(struct object_id *oid) #define EMPTY_TREE_SHA1_BIN_LITERAL \ "\x4b\x82\x5d\xc6\x42\xcb\x6e\xb9\xa0\x60" \ "\xe5\x4b\xf8\xd6\x92\x88\xfb\xee\x49\x04" -#define EMPTY_TREE_SHA1_BIN \ - ((const unsigned char *) EMPTY_TREE_SHA1_BIN_LITERAL) +extern const struct object_id empty_tree_oid; +#define EMPTY_TREE_SHA1_BIN (empty_tree_oid.hash) #define EMPTY_BLOB_SHA1_HEX \ "e69de29bb2d1d6434b8b29ae775ad8c2e48c5391" #define EMPTY_BLOB_SHA1_BIN_LITERAL \ "\xe6\x9d\xe2\x9b\xb2\xd1\xd6\x43\x4b\x8b" \ "\x29\xae\x77\x5a\xd8\xc2\xe4\x8c\x53\x91" -#define EMPTY_BLOB_SHA1_BIN \ - ((const unsigned char *) EMPTY_BLOB_SHA1_BIN_LITERAL) +extern const struct object_id empty_blob_oid; +#define EMPTY_BLOB_SHA1_BIN (empty_blob_oid.hash) -extern const struct object_id empty_tree_oid; static inline int is_empty_blob_sha1(const unsigned char *sha1) { return !hashcmp(sha1, EMPTY_BLOB_SHA1_BIN); } +static inline int is_empty_blob_oid(const struct object_id *oid) +{ + return !hashcmp(oid->hash, EMPTY_BLOB_SHA1_BIN); +} + +static inline int is_empty_tree_sha1(const unsigned char *sha1) +{ + return !hashcmp(sha1, EMPTY_TREE_SHA1_BIN); +} + +static inline int is_empty_tree_oid(const struct object_id *oid) +{ + return !hashcmp(oid->hash, EMPTY_TREE_SHA1_BIN); +} + + int git_mkstemp(char *path, size_t n, const char *template); /* set default permissions by passing mode arguments to open(2) */ diff --git c/diff.h w/diff.h index 192c0eedd0ff..ec76a90522ea 100644 --- c/diff.h +++ w/diff.h @@ -112,7 +112,7 @@ enum diff_words_type { enum diff_submodule_format { DIFF_SUBMODULE_SHORT = 0, DIFF_SUBMODULE_LOG, - DIFF_SUBMODULE_INLINE_DIFF, + DIFF_SUBMODULE_INLINE_DIFF }; struct diff_options { diff --git c/path.c w/path.c index 188abfebbafe..081a22c1163c 100644 --- c/path.c +++ w/path.c @@ -6,6 +6,7 @@ #include "string-list.h" #include "dir.h" #include "worktree.h" +#include "submodule-config.h" static int get_st_mode_bits(const char *path, int *mode) { @@ -474,6 +475,7 @@ static void do_submodule_path(struct strbuf *buf, const char *path, const char *git_dir; struct strbuf git_submodule_common_dir = STRBUF_INIT; struct strbuf git_submodule_dir = STRBUF_INIT; + const struct submodule *submodule_config; strbuf_addstr(buf, path); strbuf_complete(buf, '/'); @@ -486,7 +488,16 @@ static void do_submodule_path(struct strbuf *buf, const char *path, } if (!is_git_directory(buf->buf)) { strbuf_reset(buf); - strbuf_git_path(buf, "%s/%s", "modules", path); + /* + * Lookup the submodule name from the config. If that fails + * fall back to assuming the path is the name. + */ + submodule_config = submodule_from_path(null_sha1, path); + if (submodule_config) + strbuf_git_path(buf, "%s/%s", "modules", + submodule_config->name); + else + strbuf_git_path(buf, "%s/%s", "modules", path); } strbuf_addch(buf, '/'); diff --git c/sha1_file.c w/sha1_file.c index 10883d56a600..21cf923bcf1f 100644 --- c/sha1_file.c +++ w/sha1_file.c @@ -39,7 +39,10 @@ static inline uintmax_t sz_fmt(size_t s) { return s; } const unsigned char null_sha1[20]; const struct object_id null_oid; const struct object_id empty_tree_oid = { - .hash = EMPTY_TREE_SHA1_BIN_LITERAL + EMPTY_TREE_SHA1_BIN_LITERAL +}; +const struct object_id empty_blob_oid = { + EMPTY_BLOB_SHA1_BIN_LITERAL }; /* diff --git c/submodule.c w/submodule.c index cecd3cd98de4..405fa9e4eb32 100644 --- c/submodule.c +++ w/submodule.c @@ -277,9 +277,10 @@ void handle_ignore_submodules_arg(struct diff_options *diffopt, } static int prepare_submodule_summary(struct rev_info *rev, const char *path, - struct commit *left, struct commit *right) + struct commit *left, struct commit *right, + struct commit_list *merge_bases) { - struct commit_list *merge_bases, *list; + struct commit_list *list; init_revisions(rev, NULL); setup_revisions(0, NULL, rev, NULL); @@ -288,7 +289,6 @@ static int prepare_submodule_summary(struct rev_info *rev, const char *path, left->object.flags |= SYMMETRIC_LEFT; add_pending_object(rev, &left->object, path); add_pending_object(rev, &right->object, path); - merge_bases = get_merge_bases(left, right); for (list = merge_bases; list; list = list->next) { list->item->object.flags |= UNINTERESTING; add_pending_object(rev, &list->item->object, @@ -336,9 +336,9 @@ static void show_submodule_header(FILE *f, const char *path, struct object_id *one, struct object_id *two, unsigned dirty_submodule, const char *meta, const char *reset, - struct commit **left, struct commit **right) + struct commit **left, struct commit **right, + struct commit_list **merge_bases) { - struct commit_list *merge_bases; const char *message = NULL; struct strbuf sb = STRBUF_INIT; int fast_forward = 0, fast_backward = 0; @@ -376,11 +376,11 @@ static void show_submodule_header(FILE *f, const char *path, (!is_null_oid(two) && !*right)) message = "(commits not present)"; - merge_bases = get_merge_bases(*left, *right); - if (merge_bases) { - if (merge_bases->item == *left) + *merge_bases = get_merge_bases(*left, *right); + if (*merge_bases) { + if ((*merge_bases)->item == *left) fast_forward = 1; - else if (merge_bases->item == *right) + else if ((*merge_bases)->item == *right) fast_backward = 1; } @@ -412,9 +412,10 @@ void show_submodule_summary(FILE *f, const char *path, { struct rev_info rev; struct commit *left = NULL, *right = NULL; + struct commit_list *merge_bases = NULL; show_submodule_header(f, path, line_prefix, one, two, dirty_submodule, - meta, reset, &left, &right); + meta, reset, &left, &right, &merge_bases); /* * If we don't have both a left and a right pointer, there is no @@ -422,15 +423,19 @@ void show_submodule_summary(FILE *f, const char *path, * all the information the user needs. */ if (!left || !right) - return; + goto out; /* Treat revision walker failure the same as missing commits */ - if (prepare_submodule_summary(&rev, path, left, right)) { + if (prepare_submodule_summary(&rev, path, left, right, merge_bases)) { fprintf(f, "%s(revision walker failed)\n", line_prefix); - return; + goto out; } print_submodule_summary(&rev, f, line_prefix, del, add, reset); + +out: + if (merge_bases) + free_commit_list(merge_bases); clear_commit_marks(left, ~0); clear_commit_marks(right, ~0); } @@ -444,11 +449,12 @@ void show_submodule_inline_diff(FILE *f, const char *path, { const struct object_id *old = &empty_tree_oid, *new = &empty_tree_oid; struct commit *left = NULL, *right = NULL; + struct commit_list *merge_bases = NULL; struct strbuf submodule_dir = STRBUF_INIT; struct child_process cp = CHILD_PROCESS_INIT; show_submodule_header(f, path, line_prefix, one, two, dirty_submodule, - meta, reset, &left, &right); + meta, reset, &left, &right, &merge_bases); /* We need a valid left and right commit to display a difference */ if (!(left || is_null_oid(one)) || @@ -467,7 +473,7 @@ void show_submodule_inline_diff(FILE *f, const char *path, cp.no_stdin = 1; /* TODO: other options may need to be passed here. */ - argv_array_pushl(&cp.args, "diff"); + argv_array_push(&cp.args, "diff"); argv_array_pushf(&cp.args, "--line-prefix=%s", line_prefix); if (DIFF_OPT_TST(o, REVERSE_DIFF)) { argv_array_pushf(&cp.args, "--src-prefix=%s%s/", @@ -495,6 +501,12 @@ void show_submodule_inline_diff(FILE *f, const char *path, done: strbuf_release(&submodule_dir); + if (merge_bases) + free_commit_list(merge_bases); + if (left) + clear_commit_marks(left, ~0); + if (right) + clear_commit_marks(right, ~0); } void set_config_fetch_recurse_submodules(int value) diff --git c/t/t4059-diff-submodule-not-initialized.sh w/t/t4059-diff-submodule-not-initialized.sh index cc787454033a..c8775854d3c2 100755 --- c/t/t4059-diff-submodule-not-initialized.sh +++ w/t/t4059-diff-submodule-not-initialized.sh @@ -9,7 +9,6 @@ This test tries to verify that add_submodule_odb works when the submodule was initialized previously but the checkout has since been removed. ' -TEST_NO_CREATE_REPO=1 . ./test-lib.sh # Tested non-UTF-8 encoding @@ -18,6 +17,7 @@ test_encoding="ISO8859-1" # String "added" in German (translated with Google Translate), encoded in UTF-8, # used in sample commit log messages in add_file() function below. added=$(printf "hinzugef\303\274gt") + add_file () { ( cd "$1" && @@ -35,44 +35,45 @@ add_file () { git rev-parse --short --verify HEAD ) } + commit_file () { test_tick && git commit "$@" -m "Commit $*" >/dev/null } -test_create_repo sm1 && -test_create_repo sm2 && -add_file sm1 foo >/dev/null && -add_file sm2 foo1 foo2 >/dev/null && -smhead1=$(cd sm2; git rev-parse --short --verify HEAD) && -cd sm1 +test_expect_success 'setup - submodules' ' + test_create_repo sm2 && + add_file . foo && + add_file sm2 foo1 foo2 && + smhead1=$(git -C sm2 rev-parse --short --verify HEAD) +' -test_expect_success 'setup - submodule directory' ' - git submodule add ../sm2 sm2 && - commit_file sm2 && +test_expect_success 'setup - git submodule add' ' + git submodule add ./sm2 sm1 && + commit_file sm1 && git diff-tree -p --no-commit-id --submodule=log HEAD >actual && cat >expected <<-EOF && - Submodule sm2 0000000...$smhead1 (new submodule) + Submodule sm1 0000000...$smhead1 (new submodule) EOF test_cmp expected actual ' test_expect_success 'submodule directory removed' ' - rm -rf sm2 && + rm -rf sm1 && git diff-tree -p --no-commit-id --submodule=log HEAD >actual && cat >expected <<-EOF && - Submodule sm2 0000000...$smhead1 (new submodule) + Submodule sm1 0000000...$smhead1 (new submodule) EOF test_cmp expected actual ' test_expect_success 'setup - submodule multiple commits' ' - git submodule update --checkout sm2 && - smhead2=$(add_file sm2 foo3 foo4) && - commit_file sm2 && + git submodule update --checkout sm1 && + smhead2=$(add_file sm1 foo3 foo4) && + commit_file sm1 && git diff-tree -p --no-commit-id --submodule=log HEAD >actual && cat >expected <<-EOF && - Submodule sm2 $smhead1..$smhead2: + Submodule sm1 $smhead1..$smhead2: > Add foo4 ($added foo4) > Add foo3 ($added foo3) EOF @@ -80,26 +81,47 @@ test_expect_success 'setup - submodule multiple commits' ' ' test_expect_success 'submodule removed multiple commits' ' - rm -rf sm2 && + rm -rf sm1 && git diff-tree -p --no-commit-id --submodule=log HEAD >actual && cat >expected <<-EOF && - Submodule sm2 $smhead1..$smhead2: + Submodule sm1 $smhead1..$smhead2: > Add foo4 ($added foo4) > Add foo3 ($added foo3) EOF test_cmp expected actual ' -cd .. - test_expect_success 'submodule not initialized in new clone' ' - git clone sm1 sm3 && + git clone . sm3 && git -C sm3 diff-tree -p --no-commit-id --submodule=log HEAD >actual && cat >expected <<-EOF && - Submodule sm2 $smhead1...$smhead2 (not initialized) + Submodule sm1 $smhead1...$smhead2 (not initialized) EOF test_cmp expected actual +' +test_expect_success 'setup submodule moved' ' + git submodule update --checkout sm1 && + git mv sm1 sm4 && + commit_file sm4 && + git diff-tree -p --no-commit-id --submodule=log HEAD >actual && + cat >expected <<-EOF && + Submodule sm4 0000000...$smhead2 (new submodule) + EOF + test_cmp expected actual +' + +test_expect_success 'submodule moved then removed' ' + smhead3=$(add_file sm4 foo6 foo7) && + commit_file sm4 && + rm -rf sm4 && + git diff-tree -p --no-commit-id --submodule=log HEAD >actual && + cat >expected <<-EOF && + Submodule sm4 $smhead2..$smhead3: + > Add foo7 ($added foo7) + > Add foo6 ($added foo6) + EOF + test_cmp expected actual ' test_done diff --git c/t/t4060-diff-submodule-option-diff-format.sh w/t/t4060-diff-submodule-option-diff-format.sh index 836caef5c8ba..7e23b55ea4c5 100755 --- c/t/t4060-diff-submodule-option-diff-format.sh +++ w/t/t4060-diff-submodule-option-diff-format.sh @@ -18,6 +18,7 @@ test_encoding="ISO8859-1" # String "added" in German (translated with Google Translate), encoded in UTF-8, # used in sample commit log messages in add_file() function below. added=$(printf "hinzugef\303\274gt") + add_file () { ( cd "$1" && @@ -35,16 +36,18 @@ add_file () { git rev-parse --short --verify HEAD ) } + commit_file () { test_tick && git commit "$@" -m "Commit $*" >/dev/null } -test_create_repo sm1 && -add_file . foo >/dev/null - -head1=$(add_file sm1 foo1 foo2) -fullhead1=$(cd sm1; git rev-parse --verify HEAD) +test_expect_success 'setup repository' ' + test_create_repo sm1 && + add_file . foo && + head1=$(add_file sm1 foo1 foo2) && + fullhead1=$(git -C sm1 rev-parse --verify HEAD) +' test_expect_success 'added submodule' ' git add sm1 && -------->8 Jacob Keller (7): cache: add empty_tree_oid object and helper function graph: add support for --line-prefix on all graph-aware output diff: prepare for additional submodule formats submodule: allow add_submodule_odb to work even if path is not checked out submodule: convert show_submodule_summary to use struct object_id * submodule: refactor show_submodule_summary with helper function diff: teach diff to display submodule difference with an inline diff Junio C Hamano (1): diff.c: remove output_prefix_length field Documentation/diff-config.txt | 9 +- Documentation/diff-options.txt | 20 +- builtin/rev-list.c | 70 +- cache.h | 25 +- diff.c | 64 +- diff.h | 11 +- graph.c | 100 ++- graph.h | 22 +- log-tree.c | 5 +- path.c | 16 + sha1_file.c | 6 + submodule.c | 186 ++++- submodule.h | 8 +- t/t4013-diff-various.sh | 6 + ...diff.diff_--line-prefix=abc_master_master^_side | 29 + t/t4013/diff.diff_--line-prefix_--cached_--_file0 | 15 + t/t4059-diff-submodule-not-initialized.sh | 127 ++++ t/t4060-diff-submodule-option-diff-format.sh | 749 +++++++++++++++++++++ t/t4202-log.sh | 323 +++++++++ 19 files changed, 1637 insertions(+), 154 deletions(-) create mode 100644 t/t4013/diff.diff_--line-prefix=abc_master_master^_side create mode 100644 t/t4013/diff.diff_--line-prefix_--cached_--_file0 create mode 100755 t/t4059-diff-submodule-not-initialized.sh create mode 100755 t/t4060-diff-submodule-option-diff-format.sh -- 2.10.0.rc0.259.g83512d9