diff options
| -rw-r--r-- | Documentation/RelNotes/2.7.2.txt | 27 | ||||
| -rw-r--r-- | Documentation/git-worktree.txt | 15 | ||||
| l--------- | RelNotes | 2 | ||||
| -rw-r--r-- | builtin/stripspace.c | 2 | ||||
| -rwxr-xr-x | git-cvsserver.perl | 2 | ||||
| -rw-r--r-- | mergetools/vimdiff | 4 | ||||
| -rw-r--r-- | remote.c | 15 | ||||
| -rw-r--r-- | setup.c | 12 | ||||
| -rwxr-xr-x | t/t5533-push-cas.sh | 15 | ||||
| -rwxr-xr-x | t/t6023-merge-file.sh | 13 | ||||
| -rw-r--r-- | t/test-lib.sh | 6 | ||||
| -rw-r--r-- | worktree.c | 8 | ||||
| -rw-r--r-- | xdiff/xmerge.c | 98 |
13 files changed, 161 insertions, 58 deletions
diff --git a/Documentation/RelNotes/2.7.2.txt b/Documentation/RelNotes/2.7.2.txt new file mode 100644 index 0000000000..f7846a2569 --- /dev/null +++ b/Documentation/RelNotes/2.7.2.txt @@ -0,0 +1,27 @@ +Git v2.7.2 Release Notes +======================== + +Fixes since v2.7.1 +------------------ + + * The low-level merge machinery has been taught to use CRLF line + termination when inserting conflict markers to merged contents that + are themselves CRLF line-terminated. + + * "git worktree" had a broken code that attempted to auto-fix + possible inconsistency that results from end-users moving a + worktree to different places without telling Git (the original + repository needs to maintain backpointers to its worktrees, but + "mv" run by end-users who are not familiar with that fact will + obviously not adjust them), which actually made things worse + when triggered. + + * "git push --force-with-lease" has been taught to report if the push + needed to force (or fast-forwarded). + + * The emulated "yes" command used in our test scripts has been + tweaked not to spend too much time generating unnecessary output + that is not used, to help those who test on Windows where it would + not stop until it fills the pipe buffer due to lack of SIGPIPE. + +Also includes tiny documentation and test updates. diff --git a/Documentation/git-worktree.txt b/Documentation/git-worktree.txt index 5b9ad0429c..62c76c1c89 100644 --- a/Documentation/git-worktree.txt +++ b/Documentation/git-worktree.txt @@ -32,11 +32,9 @@ The working tree's administrative files in the repository (see `git worktree prune` in the main or any linked working tree to clean up any stale administrative files. -If you move a linked working tree to another file system, or -within a file system that does not support hard links, you need to run -at least one git command inside the linked working tree -(e.g. `git status`) in order to update its administrative files in the -repository so that they do not get automatically pruned. +If you move a linked working tree, you need to manually update the +administrative files so that they do not get pruned automatically. See +section "DETAILS" for more information. If a linked working tree is stored on a portable device or network share which is not always mounted, you can prevent its administrative files from @@ -137,6 +135,13 @@ thumb is do not make any assumption about whether a path belongs to $GIT_DIR or $GIT_COMMON_DIR when you need to directly access something inside $GIT_DIR. Use `git rev-parse --git-path` to get the final path. +If you move a linked working tree, you need to update the 'gitdir' file +in the entry's directory. For example, if a linked working tree is moved +to `/newpath/test-next` and its `.git` file points to +`/path/main/.git/worktrees/test-next`, then update +`/path/main/.git/worktrees/test-next/gitdir` to reference `/newpath/test-next` +instead. + To prevent a $GIT_DIR/worktrees entry from being pruned (which can be useful in some situations, such as when the entry's working tree is stored on a portable device), add a file named @@ -1 +1 @@ -Documentation/RelNotes/2.7.1.txt
\ No newline at end of file +Documentation/RelNotes/2.7.2.txt
\ No newline at end of file diff --git a/builtin/stripspace.c b/builtin/stripspace.c index 7ff8434f7c..15e716ef43 100644 --- a/builtin/stripspace.c +++ b/builtin/stripspace.c @@ -35,7 +35,7 @@ int cmd_stripspace(int argc, const char **argv, const char *prefix) N_("skip and remove all lines starting with comment character"), STRIP_COMMENTS), OPT_CMDMODE('c', "comment-lines", &mode, - N_("prepend comment character and blank to each line"), + N_("prepend comment character and space to each line"), COMMENT_LINES), OPT_END() }; diff --git a/git-cvsserver.perl b/git-cvsserver.perl index 95e69b19a7..02c0445be1 100755 --- a/git-cvsserver.perl +++ b/git-cvsserver.perl @@ -2664,7 +2664,7 @@ sub argsfromdir # co # Obtain list directly. # remove # HERE: TEST: MAYBE client does the recursion for us, # # since it only makes sense to remove stuff already in - # # the sandobx? + # # the sandbox? # ci # HERE: Similar to remove... # # Don't try to implement the confusing/weird # # ci -r bug er.."feature". diff --git a/mergetools/vimdiff b/mergetools/vimdiff index 1ddfbfcd78..74ea6d5479 100644 --- a/mergetools/vimdiff +++ b/mergetools/vimdiff @@ -9,8 +9,8 @@ merge_cmd () { gvimdiff|vimdiff) if $base_present then - "$merge_tool_path" -f -d -c 'wincmd J' \ - "$MERGED" "$LOCAL" "$BASE" "$REMOTE" + "$merge_tool_path" -f -d -c '4wincmd w | wincmd J' \ + "$LOCAL" "$BASE" "$REMOTE" "$MERGED" else "$merge_tool_path" -f -d -c 'wincmd l' \ "$LOCAL" "$MERGED" "$REMOTE" @@ -1545,11 +1545,8 @@ void set_ref_status_for_push(struct ref *remote_refs, int send_mirror, } /* - * Bypass the usual "must fast-forward" check but - * replace it with a weaker "the old value must be - * this value we observed". If the remote ref has - * moved and is now different from what we expect, - * reject any push. + * If the remote ref has moved and is now different + * from what we expect, reject any push. * * It also is an error if the user told us to check * with the remote-tracking branch to find the value @@ -1560,10 +1557,14 @@ void set_ref_status_for_push(struct ref *remote_refs, int send_mirror, if (ref->expect_old_no_trackback || oidcmp(&ref->old_oid, &ref->old_oid_expect)) reject_reason = REF_STATUS_REJECT_STALE; + else + /* If the ref isn't stale then force the update. */ + force_ref_update = 1; } /* - * The usual "must fast-forward" rules. + * If the update isn't already rejected then check + * the usual "must fast-forward" rules. * * Decide whether an individual refspec A:B can be * pushed. The push will succeed if any of the @@ -1582,7 +1583,7 @@ void set_ref_status_for_push(struct ref *remote_refs, int send_mirror, * passing the --force argument */ - else if (!ref->deletion && !is_null_oid(&ref->old_oid)) { + if (!reject_reason && !ref->deletion && !is_null_oid(&ref->old_oid)) { if (starts_with(ref->name, "refs/tags/")) reject_reason = REF_STATUS_REJECT_ALREADY_EXISTS; else if (!has_object_file(&ref->old_oid)) @@ -451,17 +451,6 @@ static int check_repository_format_gently(const char *gitdir, int *nongit_ok) return ret; } -static void update_linked_gitdir(const char *gitfile, const char *gitdir) -{ - struct strbuf path = STRBUF_INIT; - struct stat st; - - strbuf_addf(&path, "%s/gitdir", gitdir); - if (stat(path.buf, &st) || st.st_mtime + 24 * 3600 < time(NULL)) - write_file(path.buf, "%s", gitfile); - strbuf_release(&path); -} - /* * Try to read the location of the git directory from the .git file, * return path to git directory if found. @@ -531,7 +520,6 @@ const char *read_gitfile_gently(const char *path, int *return_error_code) error_code = READ_GITFILE_ERR_NOT_A_REPO; goto cleanup_return; } - update_linked_gitdir(path, dir); path = real_path(dir); cleanup_return: diff --git a/t/t5533-push-cas.sh b/t/t5533-push-cas.sh index c402d8d3d7..c7320121ec 100755 --- a/t/t5533-push-cas.sh +++ b/t/t5533-push-cas.sh @@ -25,7 +25,8 @@ test_expect_success 'push to update (protected)' ' ( cd dst && test_commit D && - test_must_fail git push --force-with-lease=master:master origin master + test_must_fail git push --force-with-lease=master:master origin master 2>err && + grep "stale info" err ) && git ls-remote . refs/heads/master >expect && git ls-remote src refs/heads/master >actual && @@ -37,7 +38,8 @@ test_expect_success 'push to update (protected, forced)' ' ( cd dst && test_commit D && - git push --force --force-with-lease=master:master origin master + git push --force --force-with-lease=master:master origin master 2>err && + grep "forced update" err ) && git ls-remote dst refs/heads/master >expect && git ls-remote src refs/heads/master >actual && @@ -101,7 +103,8 @@ test_expect_success 'push to update (allowed, tracking)' ' ( cd dst && test_commit D && - git push --force-with-lease=master origin master + git push --force-with-lease=master origin master 2>err && + ! grep "forced update" err ) && git ls-remote dst refs/heads/master >expect && git ls-remote src refs/heads/master >actual && @@ -114,7 +117,8 @@ test_expect_success 'push to update (allowed even though no-ff)' ' cd dst && git reset --hard HEAD^ && test_commit D && - git push --force-with-lease=master origin master + git push --force-with-lease=master origin master 2>err && + grep "forced update" err ) && git ls-remote dst refs/heads/master >expect && git ls-remote src refs/heads/master >actual && @@ -147,7 +151,8 @@ test_expect_success 'push to delete (allowed)' ' setup_srcdst_basic && ( cd dst && - git push --force-with-lease=master origin :master + git push --force-with-lease=master origin :master 2>err && + grep deleted err ) && >expect && git ls-remote src refs/heads/master >actual && diff --git a/t/t6023-merge-file.sh b/t/t6023-merge-file.sh index 190ee903cf..20aee43f95 100755 --- a/t/t6023-merge-file.sh +++ b/t/t6023-merge-file.sh @@ -346,4 +346,17 @@ test_expect_success 'conflict at EOF without LF resolved by --union' \ printf "line1\nline2\nline3x\nline3y" >expect.txt && test_cmp expect.txt output.txt' +test_expect_success 'conflict sections match existing line endings' ' + printf "1\\r\\n2\\r\\n3" >crlf-orig.txt && + printf "1\\r\\n2\\r\\n4" >crlf-diff1.txt && + printf "1\\r\\n2\\r\\n5" >crlf-diff2.txt && + test_must_fail git -c core.eol=crlf merge-file -p \ + crlf-diff1.txt crlf-orig.txt crlf-diff2.txt >crlf.txt && + test $(tr "\015" Q <crlf.txt | grep "^[<=>].*Q$" | wc -l) = 3 && + test $(tr "\015" Q <crlf.txt | grep "[345]Q$" | wc -l) = 3 && + test_must_fail git -c core.eol=crlf merge-file -p \ + nolf-diff1.txt nolf-orig.txt nolf-diff2.txt >nolf.txt && + test $(tr "\015" Q <nolf.txt | grep "^[<=>].*Q$" | wc -l) = 0 +' + test_done diff --git a/t/test-lib.sh b/t/test-lib.sh index bd4b02e9db..51e4a88c33 100644 --- a/t/test-lib.sh +++ b/t/test-lib.sh @@ -907,9 +907,11 @@ yes () { y="$*" fi - while echo "$y" + i=0 + while test $i -lt 99 do - : + echo "$y" + i=$(($i+1)) done } diff --git a/worktree.c b/worktree.c index 981f810e80..6181a66f1e 100644 --- a/worktree.c +++ b/worktree.c @@ -176,10 +176,10 @@ struct worktree **get_worktrees(void) if (!strcmp(d->d_name, ".") || !strcmp(d->d_name, "..")) continue; - if ((linked = get_linked_worktree(d->d_name))) { - ALLOC_GROW(list, counter + 1, alloc); - list[counter++] = linked; - } + if ((linked = get_linked_worktree(d->d_name))) { + ALLOC_GROW(list, counter + 1, alloc); + list[counter++] = linked; + } } closedir(dir); } diff --git a/xdiff/xmerge.c b/xdiff/xmerge.c index 625198e058..d98f430c91 100644 --- a/xdiff/xmerge.c +++ b/xdiff/xmerge.c @@ -109,7 +109,7 @@ static int xdl_merge_cmp_lines(xdfenv_t *xe1, int i1, xdfenv_t *xe2, int i2, return 0; } -static int xdl_recs_copy_0(int use_orig, xdfenv_t *xe, int i, int count, int add_nl, char *dest) +static int xdl_recs_copy_0(int use_orig, xdfenv_t *xe, int i, int count, int needs_cr, int add_nl, char *dest) { xrecord_t **recs; int size = 0; @@ -125,6 +125,12 @@ static int xdl_recs_copy_0(int use_orig, xdfenv_t *xe, int i, int count, int add if (add_nl) { i = recs[count - 1]->size; if (i == 0 || recs[count - 1]->ptr[i - 1] != '\n') { + if (needs_cr) { + if (dest) + dest[size] = '\r'; + size++; + } + if (dest) dest[size] = '\n'; size++; @@ -133,14 +139,58 @@ static int xdl_recs_copy_0(int use_orig, xdfenv_t *xe, int i, int count, int add return size; } -static int xdl_recs_copy(xdfenv_t *xe, int i, int count, int add_nl, char *dest) +static int xdl_recs_copy(xdfenv_t *xe, int i, int count, int needs_cr, int add_nl, char *dest) +{ + return xdl_recs_copy_0(0, xe, i, count, needs_cr, add_nl, dest); +} + +static int xdl_orig_copy(xdfenv_t *xe, int i, int count, int needs_cr, int add_nl, char *dest) +{ + return xdl_recs_copy_0(1, xe, i, count, needs_cr, add_nl, dest); +} + +/* + * Returns 1 if the i'th line ends in CR/LF (if it is the last line and + * has no eol, the preceding line, if any), 0 if it ends in LF-only, and + * -1 if the line ending cannot be determined. + */ +static int is_eol_crlf(xdfile_t *file, int i) { - return xdl_recs_copy_0(0, xe, i, count, add_nl, dest); + long size; + + if (i < file->nrec - 1) + /* All lines before the last *must* end in LF */ + return (size = file->recs[i]->size) > 1 && + file->recs[i]->ptr[size - 2] == '\r'; + if (!file->nrec) + /* Cannot determine eol style from empty file */ + return -1; + if ((size = file->recs[i]->size) && + file->recs[i]->ptr[size - 1] == '\n') + /* Last line; ends in LF; Is it CR/LF? */ + return size > 1 && + file->recs[i]->ptr[size - 2] == '\r'; + if (!i) + /* The only line has no eol */ + return -1; + /* Determine eol from second-to-last line */ + return (size = file->recs[i - 1]->size) > 1 && + file->recs[i - 1]->ptr[size - 2] == '\r'; } -static int xdl_orig_copy(xdfenv_t *xe, int i, int count, int add_nl, char *dest) +static int is_cr_needed(xdfenv_t *xe1, xdfenv_t *xe2, xdmerge_t *m) { - return xdl_recs_copy_0(1, xe, i, count, add_nl, dest); + int needs_cr; + + /* Match post-images' preceding, or first, lines' end-of-line style */ + needs_cr = is_eol_crlf(&xe1->xdf2, m->i1 ? m->i1 - 1 : 0); + if (needs_cr) + needs_cr = is_eol_crlf(&xe2->xdf2, m->i2 ? m->i2 - 1 : 0); + /* Look at pre-image's first line, unless we already settled on LF */ + if (needs_cr) + needs_cr = is_eol_crlf(&xe1->xdf1, 0); + /* If still undecided, use LF-only */ + return needs_cr < 0 ? 0 : needs_cr; } static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1, @@ -152,16 +202,17 @@ static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1, int marker1_size = (name1 ? strlen(name1) + 1 : 0); int marker2_size = (name2 ? strlen(name2) + 1 : 0); int marker3_size = (name3 ? strlen(name3) + 1 : 0); + int needs_cr = is_cr_needed(xe1, xe2, m); if (marker_size <= 0) marker_size = DEFAULT_CONFLICT_MARKER_SIZE; /* Before conflicting part */ - size += xdl_recs_copy(xe1, i, m->i1 - i, 0, + size += xdl_recs_copy(xe1, i, m->i1 - i, 0, 0, dest ? dest + size : NULL); if (!dest) { - size += marker_size + 1 + marker1_size; + size += marker_size + 1 + needs_cr + marker1_size; } else { memset(dest + size, '<', marker_size); size += marker_size; @@ -170,17 +221,19 @@ static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1, memcpy(dest + size + 1, name1, marker1_size - 1); size += marker1_size; } + if (needs_cr) + dest[size++] = '\r'; dest[size++] = '\n'; } /* Postimage from side #1 */ - size += xdl_recs_copy(xe1, m->i1, m->chg1, 1, + size += xdl_recs_copy(xe1, m->i1, m->chg1, needs_cr, 1, dest ? dest + size : NULL); if (style == XDL_MERGE_DIFF3) { /* Shared preimage */ if (!dest) { - size += marker_size + 1 + marker3_size; + size += marker_size + 1 + needs_cr + marker3_size; } else { memset(dest + size, '|', marker_size); size += marker_size; @@ -189,25 +242,29 @@ static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1, memcpy(dest + size + 1, name3, marker3_size - 1); size += marker3_size; } + if (needs_cr) + dest[size++] = '\r'; dest[size++] = '\n'; } - size += xdl_orig_copy(xe1, m->i0, m->chg0, 1, + size += xdl_orig_copy(xe1, m->i0, m->chg0, needs_cr, 1, dest ? dest + size : NULL); } if (!dest) { - size += marker_size + 1; + size += marker_size + 1 + needs_cr; } else { memset(dest + size, '=', marker_size); size += marker_size; + if (needs_cr) + dest[size++] = '\r'; dest[size++] = '\n'; } /* Postimage from side #2 */ - size += xdl_recs_copy(xe2, m->i2, m->chg2, 1, + size += xdl_recs_copy(xe2, m->i2, m->chg2, needs_cr, 1, dest ? dest + size : NULL); if (!dest) { - size += marker_size + 1 + marker2_size; + size += marker_size + 1 + needs_cr + marker2_size; } else { memset(dest + size, '>', marker_size); size += marker_size; @@ -216,6 +273,8 @@ static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1, memcpy(dest + size + 1, name2, marker2_size - 1); size += marker2_size; } + if (needs_cr) + dest[size++] = '\r'; dest[size++] = '\n'; } return size; @@ -241,21 +300,24 @@ static int xdl_fill_merge_buffer(xdfenv_t *xe1, const char *name1, marker_size); else if (m->mode & 3) { /* Before conflicting part */ - size += xdl_recs_copy(xe1, i, m->i1 - i, 0, + size += xdl_recs_copy(xe1, i, m->i1 - i, 0, 0, dest ? dest + size : NULL); /* Postimage from side #1 */ - if (m->mode & 1) - size += xdl_recs_copy(xe1, m->i1, m->chg1, (m->mode & 2), + if (m->mode & 1) { + int needs_cr = is_cr_needed(xe1, xe2, m); + + size += xdl_recs_copy(xe1, m->i1, m->chg1, needs_cr, (m->mode & 2), dest ? dest + size : NULL); + } /* Postimage from side #2 */ if (m->mode & 2) - size += xdl_recs_copy(xe2, m->i2, m->chg2, 0, + size += xdl_recs_copy(xe2, m->i2, m->chg2, 0, 0, dest ? dest + size : NULL); } else continue; i = m->i1 + m->chg1; } - size += xdl_recs_copy(xe1, i, xe1->xdf2.nrec - i, 0, + size += xdl_recs_copy(xe1, i, xe1->xdf2.nrec - i, 0, 0, dest ? dest + size : NULL); return size; } |