diff options
| -rw-r--r-- | Documentation/git-cvsimport.txt | 9 | ||||
| -rw-r--r-- | Documentation/git-diff-files.txt | 5 | ||||
| -rw-r--r-- | Documentation/git-diff.txt | 4 | ||||
| -rw-r--r-- | Documentation/git-show.txt | 6 | ||||
| -rw-r--r-- | Documentation/user-manual.txt | 31 | ||||
| -rw-r--r-- | builtin-diff-files.c | 29 | ||||
| -rw-r--r-- | builtin-diff-index.c | 4 | ||||
| -rw-r--r-- | builtin-diff.c | 42 | ||||
| -rw-r--r-- | builtin-fmt-merge-msg.c | 4 | ||||
| -rw-r--r-- | builtin-update-index.c | 11 | ||||
| -rwxr-xr-x | contrib/blameview/blameview.perl | 2 | ||||
| -rw-r--r-- | diff-lib.c | 226 | ||||
| -rw-r--r-- | diff.c | 9 | ||||
| -rw-r--r-- | diff.h | 4 | ||||
| -rwxr-xr-x | git-commit.sh | 21 | ||||
| -rwxr-xr-x | git-cvsserver.perl | 91 | ||||
| -rwxr-xr-x | git-send-email.perl | 97 | ||||
| -rw-r--r-- | git.c | 4 | ||||
| -rw-r--r-- | index-pack.c | 10 | ||||
| -rw-r--r-- | revision.c | 2 | ||||
| -rw-r--r-- | wt-status.c | 12 |
21 files changed, 428 insertions, 195 deletions
diff --git a/Documentation/git-cvsimport.txt b/Documentation/git-cvsimport.txt index f5450de74a..0d59c06139 100644 --- a/Documentation/git-cvsimport.txt +++ b/Documentation/git-cvsimport.txt @@ -96,11 +96,6 @@ If you need to pass multiple options, separate them with a comma. -s <subst>:: Substitute the character "/" in branch names with <subst> --A <author-conv-file>:: - CVS by default uses the Unix username when writing its - commit logs. Using this option and an author-conv-file - in this format - -a:: Import all commits, including recent ones. cvsimport by default skips commits that have a timestamp less than 10 minutes ago. @@ -112,6 +107,10 @@ If you need to pass multiple options, separate them with a comma. Limit the number of commits imported. Workaround for cases where cvsimport leaks memory. +-A <author-conv-file>:: + CVS by default uses the Unix username when writing its + commit logs. Using this option and an author-conv-file + in this format + --------- exon=Andreas Ericsson <ae@op5.se> diff --git a/Documentation/git-diff-files.txt b/Documentation/git-diff-files.txt index 7248b35d95..b78c4c64f1 100644 --- a/Documentation/git-diff-files.txt +++ b/Documentation/git-diff-files.txt @@ -8,7 +8,7 @@ git-diff-files - Compares files in the working tree and the index SYNOPSIS -------- -'git-diff-files' [-q] [-0|-1|-2|-3|-c|--cc] [<common diff options>] [<path>...] +'git-diff-files' [-q] [-0|-1|-2|-3|-c|--cc|-n|--no-index] [<common diff options>] [<path>...] DESCRIPTION ----------- @@ -36,6 +36,9 @@ omit diff output for unmerged entries and just show "Unmerged". diff, similar to the way 'diff-tree' shows a merge commit with these flags. +\-n,\--no-index:: + Compare the two given files / directories. + -q:: Remain silent even on nonexistent files diff --git a/Documentation/git-diff.txt b/Documentation/git-diff.txt index 6a098df26b..12a531d1e9 100644 --- a/Documentation/git-diff.txt +++ b/Documentation/git-diff.txt @@ -23,6 +23,10 @@ tree and the index file, or the index file and the working tree. further add to the index but you still haven't. You can stage these changes by using gitlink:git-add[1]. + If exactly two paths are given, and at least one is untracked, + compare the two files / directories. This behavior can be + forced by --no-index. + 'git-diff' [--options] --cached [<commit>] [--] [<path>...]:: This form is to view the changes you staged for the next diff --git a/Documentation/git-show.txt b/Documentation/git-show.txt index f56f164983..5a219ab577 100644 --- a/Documentation/git-show.txt +++ b/Documentation/git-show.txt @@ -48,15 +48,15 @@ git show v1.0.0:: Shows the tag `v1.0.0`, along with the object the tags points at. -git show v1.0.0^{tree}:: +git show v1.0.0^\{tree\}:: Shows the tree pointed to by the tag `v1.0.0`. -git show next~10:Documentation/README +git show next~10:Documentation/README:: Shows the contents of the file `Documentation/README` as they were current in the 10th last commit of the branch `next`. -git show master:Makefile master:t/Makefile +git show master:Makefile master:t/Makefile:: Concatenates the contents of said Makefiles in the head of the branch `master`. diff --git a/Documentation/user-manual.txt b/Documentation/user-manual.txt index 03736bbcd3..34e965104b 100644 --- a/Documentation/user-manual.txt +++ b/Documentation/user-manual.txt @@ -2,7 +2,7 @@ Git User's Manual _________________ This manual is designed to be readable by someone with basic unix -commandline skills, but no previous knowledge of git. +command-line skills, but no previous knowledge of git. Chapter 1 gives a brief overview of git commands, without any explanation; you may prefer to skip to chapter 2 on a first reading. @@ -1196,7 +1196,7 @@ will be HEAD, the tip of the current branch; the other will be the tip of the other branch, which is stored temporarily in MERGE_HEAD. The diff above shows the differences between the working-tree version -of file.txt and two previous version: one version from HEAD, and one +of file.txt and two previous versions: one version from HEAD, and one from MERGE_HEAD. So instead of preceding each line by a single "+" or "-", it now uses two columns: the first column is used for differences between the first parent and the working directory copy, @@ -1479,7 +1479,7 @@ Examining dangling objects In some situations the reflog may not be able to save you. For example, suppose you delete a branch, then realize you need the history -it pointed you. The reflog is also deleted; however, if you have not +it contained. The reflog is also deleted; however, if you have not yet pruned the repository, then you may still be able to find the lost commits; run git-fsck and watch for output that mentions "dangling commits": @@ -1505,7 +1505,7 @@ history that is described by all your existing branches and tags. Thus you get exactly the history reachable from that commit that is lost. (And notice that it might not be just one commit: we only report the "tip of the line" as being dangling, but there might be a whole deep -and complex commit history that was gotten dropped.) +and complex commit history that was dropped.) If you decide you want the history back, you can always create a new reference pointing to it, for example, a new branch: @@ -1561,7 +1561,7 @@ repository that you pulled from. (But note that no such commit will be created in the case of a <<fast-forwards,fast forward>>; instead, your branch will just be -updated to point to the latest commit from the upstream branch). +updated to point to the latest commit from the upstream branch.) The git-pull command can also be given "." as the "remote" repository, in which case it just merges in a branch from the current repository; so @@ -1638,8 +1638,8 @@ updates with git pull>>". If you and maintainer both have accounts on the same machine, then then you can just pull changes from each other's repositories -directly; note that all of the command (gitlink:git-clone[1], -git-fetch[1], git-pull[1], etc.) which accept a URL as an argument +directly; note that all of the commands (gitlink:git-clone[1], +git-fetch[1], git-pull[1], etc.) that accept a URL as an argument will also accept a local file patch; so, for example, you can use @@ -1832,7 +1832,7 @@ that makes it easy for them to read your changes, verify that they are correct, and understand why you made each change. If you present all of your changes as a single patch (or commit), they -may find it is too much to digest all at once. +may find that it is too much to digest all at once. If you present them with the entire history of your work, complete with mistakes, corrections, and dead ends, they may be overwhelmed. @@ -1858,11 +1858,8 @@ you are rewriting history. Keeping a patch series up to date using git-rebase -------------------------------------------------- -Suppose you have a series of commits in a branch "mywork", which -originally branched off from "origin". - -Suppose you create a branch "mywork" on a remote-tracking branch -"origin", and created some commits on top of it: +Suppose that you create a branch "mywork" on a remote-tracking branch +"origin", and create some commits on top of it: ------------------------------------------------- $ git checkout -b mywork origin @@ -1966,7 +1963,7 @@ Other tools ----------- There are numerous other tools, such as stgit, which exist for the -purpose of maintaining a patch series. These are out of the scope of +purpose of maintaining a patch series. These are outside of the scope of this manual. Problems with rewriting history @@ -2088,7 +2085,7 @@ descendant of the old head, you may force the update with: $ git fetch git://example.com/proj.git +master:refs/remotes/example/master ------------------------------------------------- -Note the addition of the "+" sign. Be aware that commits which the +Note the addition of the "+" sign. Be aware that commits that the old version of example/master pointed at may be lost, as we saw in the previous section. @@ -2096,7 +2093,7 @@ Configuring remote branches --------------------------- We saw above that "origin" is just a shortcut to refer to the -repository which you originally cloned from. This information is +repository that you originally cloned from. This information is stored in git configuration variables, which you can see using gitlink:git-config[1]: @@ -2407,7 +2404,7 @@ conflicts between different tree objects, allowing each pathname to be associated with sufficient information about the trees involved that you can create a three-way merge between them.' -Those are the three ONLY things that the directory cache does. It's a +Those are the ONLY three things that the directory cache does. It's a cache, and the normal operation is to re-generate it completely from a known tree object, or update/compare it with a live tree that is being developed. If you blow the directory cache away entirely, you generally diff --git a/builtin-diff-files.c b/builtin-diff-files.c index 5d4a5c5828..e1199f80ae 100644 --- a/builtin-diff-files.c +++ b/builtin-diff-files.c @@ -10,42 +10,21 @@ #include "builtin.h" static const char diff_files_usage[] = -"git-diff-files [-q] [-0/-1/2/3 |-c|--cc] [<common diff options>] [<path>...]" +"git-diff-files [-q] [-0/-1/2/3 |-c|--cc|-n|--no-index] [<common diff options>] [<path>...]" COMMON_DIFF_OPTIONS_HELP; int cmd_diff_files(int argc, const char **argv, const char *prefix) { struct rev_info rev; - int silent = 0; + int nongit = 0; + prefix = setup_git_directory_gently(&nongit); init_revisions(&rev, prefix); git_config(git_default_config); /* no "diff" UI options */ rev.abbrev = 0; argc = setup_revisions(argc, argv, &rev, NULL); - while (1 < argc && argv[1][0] == '-') { - if (!strcmp(argv[1], "--base")) - rev.max_count = 1; - else if (!strcmp(argv[1], "--ours")) - rev.max_count = 2; - else if (!strcmp(argv[1], "--theirs")) - rev.max_count = 3; - else if (!strcmp(argv[1], "-q")) - silent = 1; - else - usage(diff_files_usage); - argv++; argc--; - } if (!rev.diffopt.output_format) rev.diffopt.output_format = DIFF_FORMAT_RAW; - - /* - * Make sure there are NO revision (i.e. pending object) parameter, - * rev.max_count is reasonable (0 <= n <= 3), - * there is no other revision filtering parameters. - */ - if (rev.pending.nr || - rev.min_age != -1 || rev.max_age != -1) - usage(diff_files_usage); - return run_diff_files(&rev, silent); + return run_diff_files_cmd(&rev, argc, argv); } diff --git a/builtin-diff-index.c b/builtin-diff-index.c index 95a3db156b..083599d5c4 100644 --- a/builtin-diff-index.c +++ b/builtin-diff-index.c @@ -38,5 +38,9 @@ int cmd_diff_index(int argc, const char **argv, const char *prefix) if (rev.pending.nr != 1 || rev.max_count != -1 || rev.min_age != -1 || rev.max_age != -1) usage(diff_cache_usage); + if (read_cache() < 0) { + perror("read_cache"); + return -1; + } return run_diff_index(&rev, cached); } diff --git a/builtin-diff.c b/builtin-diff.c index 67f49329bf..28b660a780 100644 --- a/builtin-diff.c +++ b/builtin-diff.c @@ -25,40 +25,6 @@ struct blobinfo { static const char builtin_diff_usage[] = "git-diff <options> <rev>{0,2} -- <path>*"; -static int builtin_diff_files(struct rev_info *revs, - int argc, const char **argv) -{ - int silent = 0; - while (1 < argc) { - const char *arg = argv[1]; - if (!strcmp(arg, "--base")) - revs->max_count = 1; - else if (!strcmp(arg, "--ours")) - revs->max_count = 2; - else if (!strcmp(arg, "--theirs")) - revs->max_count = 3; - else if (!strcmp(arg, "-q")) - silent = 1; - else - usage(builtin_diff_usage); - argv++; argc--; - } - /* - * Make sure there are NO revision (i.e. pending object) parameter, - * specified rev.max_count is reasonable (0 <= n <= 3), and - * there is no other revision filtering parameter. - */ - if (revs->pending.nr || - revs->min_age != -1 || - revs->max_age != -1 || - 3 < revs->max_count) - usage(builtin_diff_usage); - if (revs->max_count < 0 && - (revs->diffopt.output_format & DIFF_FORMAT_PATCH)) - revs->combine_merges = revs->dense_combined_merges = 1; - return run_diff_files(revs, silent); -} - static void stuff_change(struct diff_options *opt, unsigned old_mode, unsigned new_mode, const unsigned char *old_sha1, @@ -151,6 +117,10 @@ static int builtin_diff_index(struct rev_info *revs, revs->max_count != -1 || revs->min_age != -1 || revs->max_age != -1) usage(builtin_diff_usage); + if (read_cache() < 0) { + perror("read_cache"); + return -1; + } return run_diff_index(revs, cached); } @@ -219,6 +189,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix) int ents = 0, blobs = 0, paths = 0; const char *path = NULL; struct blobinfo blob[2]; + int nongit = 0; /* * We could get N tree-ish in the rev.pending_objects list. @@ -240,6 +211,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix) * Other cases are errors. */ + prefix = setup_git_directory_gently(&nongit); git_config(git_diff_ui_config); init_revisions(&rev, prefix); @@ -317,7 +289,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix) if (!ents) { switch (blobs) { case 0: - return builtin_diff_files(&rev, argc, argv); + return run_diff_files_cmd(&rev, argc, argv); break; case 1: if (paths != 1) diff --git a/builtin-fmt-merge-msg.c b/builtin-fmt-merge-msg.c index 1489883564..5c145d2165 100644 --- a/builtin-fmt-merge-msg.c +++ b/builtin-fmt-merge-msg.c @@ -259,13 +259,15 @@ int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) else if (!strcmp(argv[1], "--no-summary")) merge_summary = 0; else if (!strcmp(argv[1], "-F") || !strcmp(argv[1], "--file")) { - if (argc < 2) + if (argc < 3) die ("Which file?"); if (!strcmp(argv[2], "-")) in = stdin; else { fclose(in); in = fopen(argv[2], "r"); + if (!in) + die("cannot open %s", argv[2]); } argc--; argv++; } else diff --git a/builtin-update-index.c b/builtin-update-index.c index 772aaba7bb..65246dad8d 100644 --- a/builtin-update-index.c +++ b/builtin-update-index.c @@ -487,6 +487,7 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) int prefix_length = prefix ? strlen(prefix) : 0; char set_executable_bit = 0; unsigned int refresh_flags = 0; + int lock_error = 0; struct lock_file *lock_file; git_config(git_default_config); @@ -494,7 +495,9 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) /* We can't free this memory, it becomes part of a linked list parsed atexit() */ lock_file = xcalloc(1, sizeof(struct lock_file)); - newfd = hold_lock_file_for_update(lock_file, get_index_file(), 1); + newfd = hold_lock_file_for_update(lock_file, get_index_file(), 0); + if (newfd < 0) + lock_error = errno; entries = read_cache(); if (entries < 0) @@ -651,6 +654,12 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) finish: if (active_cache_changed) { + if (newfd < 0) { + if (refresh_flags & REFRESH_QUIET) + exit(128); + die("unable to create '%s.lock': %s", + get_index_file(), strerror(lock_error)); + } if (write_cache(newfd, active_cache, active_nr) || close(newfd) || commit_lock_file(lock_file)) die("Unable to write new index file"); diff --git a/contrib/blameview/blameview.perl b/contrib/blameview/blameview.perl index a9a509febb..1dec00137b 100755 --- a/contrib/blameview/blameview.perl +++ b/contrib/blameview/blameview.perl @@ -41,7 +41,7 @@ $fileview->set_rules_hint(1); $fileview->signal_connect (row_activated => sub { my ($sl, $path, $column) = @_; my $row_ref = $sl->get_row_data_from_path ($path); - system("blameview @$row_ref[0] $fn &"); + system("blameview @$row_ref[0]~1 $fn &"); }); my $commitwindow = Gtk2::ScrolledWindow->new(); diff --git a/diff-lib.c b/diff-lib.c index 60c0fa6488..2e91619906 100644 --- a/diff-lib.c +++ b/diff-lib.c @@ -8,11 +8,227 @@ #include "diffcore.h" #include "revision.h" #include "cache-tree.h" +#include "path-list.h" /* * diff-files */ +static int read_directory(const char *path, struct path_list *list) +{ + DIR *dir; + struct dirent *e; + + if (!(dir = opendir(path))) + return error("Could not open directory %s", path); + + while ((e = readdir(dir))) + if (strcmp(".", e->d_name) && strcmp("..", e->d_name)) + path_list_insert(xstrdup(e->d_name), list); + + closedir(dir); + return 0; +} + +static int queue_diff(struct diff_options *o, + const char *name1, const char *name2) +{ + struct stat st; + int mode1 = 0, mode2 = 0; + + if (name1) { + if (stat(name1, &st)) + return error("Could not access '%s'", name1); + mode1 = st.st_mode; + } + if (name2) { + if (stat(name2, &st)) + return error("Could not access '%s'", name2); + mode2 = st.st_mode; + } + + if (mode1 && mode2 && S_ISDIR(mode1) != S_ISDIR(mode2)) + return error("file/directory conflict: %s, %s", name1, name2); + + if (S_ISDIR(mode1) || S_ISDIR(mode2)) { + char buffer1[PATH_MAX], buffer2[PATH_MAX]; + struct path_list p1 = {NULL, 0, 0, 1}, p2 = {NULL, 0, 0, 1}; + int len1 = 0, len2 = 0, i1, i2, ret = 0; + + if (name1 && read_directory(name1, &p1)) + return -1; + if (name2 && read_directory(name2, &p2)) { + path_list_clear(&p1, 0); + return -1; + } + + if (name1) { + len1 = strlen(name1); + if (len1 > 0 && name1[len1 - 1] == '/') + len1--; + memcpy(buffer1, name1, len1); + buffer1[len1++] = '/'; + } + + if (name2) { + len2 = strlen(name2); + if (len2 > 0 && name2[len2 - 1] == '/') + len2--; + memcpy(buffer2, name2, len2); + buffer2[len2++] = '/'; + } + + for (i1 = i2 = 0; !ret && (i1 < p1.nr || i2 < p2.nr); ) { + const char *n1, *n2; + int comp; + + if (i1 == p1.nr) + comp = 1; + else if (i2 == p2.nr) + comp = -1; + else + comp = strcmp(p1.items[i1].path, + p2.items[i2].path); + + if (comp > 0) + n1 = NULL; + else { + n1 = buffer1; + strncpy(buffer1 + len1, p1.items[i1++].path, + PATH_MAX - len1); + } + + if (comp < 0) + n2 = NULL; + else { + n2 = buffer2; + strncpy(buffer2 + len2, p2.items[i2++].path, + PATH_MAX - len2); + } + + ret = queue_diff(o, n1, n2); + } + path_list_clear(&p1, 0); + path_list_clear(&p2, 0); + + return ret; + } else { + struct diff_filespec *d1, *d2; + + if (o->reverse_diff) { + unsigned tmp; + const char *tmp_c; + tmp = mode1; mode1 = mode2; mode2 = tmp; + tmp_c = name1; name1 = name2; name2 = tmp_c; + } + + if (!name1) + name1 = "/dev/null"; + if (!name2) + name2 = "/dev/null"; + d1 = alloc_filespec(name1); + d2 = alloc_filespec(name2); + fill_filespec(d1, null_sha1, mode1); + fill_filespec(d2, null_sha1, mode2); + + diff_queue(&diff_queued_diff, d1, d2); + return 0; + } +} + +static int is_in_index(const char *path) +{ + int len = strlen(path); + int pos = cache_name_pos(path, len); + char c; + + if (pos < 0) + return 0; + if (strncmp(active_cache[pos]->name, path, len)) + return 0; + c = active_cache[pos]->name[len]; + return c == '\0' || c == '/'; +} + +static int handle_diff_files_args(struct rev_info *revs, + int argc, const char **argv, int *silent) +{ + *silent = 0; + + /* revs->max_count == -2 means --no-index */ + while (1 < argc && argv[1][0] == '-') { + if (!strcmp(argv[1], "--base")) + revs->max_count = 1; + else if (!strcmp(argv[1], "--ours")) + revs->max_count = 2; + else if (!strcmp(argv[1], "--theirs")) + revs->max_count = 3; + else if (!strcmp(argv[1], "-n") || + !strcmp(argv[1], "--no-index")) + revs->max_count = -2; + else if (!strcmp(argv[1], "-q")) + *silent = 1; + else + return error("invalid option: %s", argv[1]); + argv++; argc--; + } + + if (revs->max_count == -1 && revs->diffopt.nr_paths == 2) { + /* + * If two files are specified, and at least one is untracked, + * default to no-index. + */ + read_cache(); + if (!is_in_index(revs->diffopt.paths[0]) || + !is_in_index(revs->diffopt.paths[1])) + revs->max_count = -2; + } + + /* + * Make sure there are NO revision (i.e. pending object) parameter, + * rev.max_count is reasonable (0 <= n <= 3), + * there is no other revision filtering parameters. + */ + if (revs->pending.nr || revs->max_count > 3 || + revs->min_age != -1 || revs->max_age != -1) + return error("no revision allowed with diff-files"); + + if (revs->max_count == -1 && + (revs->diffopt.output_format & DIFF_FORMAT_PATCH)) + revs->combine_merges = revs->dense_combined_merges = 1; + + return 0; +} + +int run_diff_files_cmd(struct rev_info *revs, int argc, const char **argv) +{ + int silent_on_removed; + + if (handle_diff_files_args(revs, argc, argv, &silent_on_removed)) + return -1; + + if (revs->max_count == -2) { + if (revs->diffopt.nr_paths != 2) + return error("need two files/directories with --no-index"); + if (queue_diff(&revs->diffopt, revs->diffopt.paths[0], + revs->diffopt.paths[1])) + return -1; + diffcore_std(&revs->diffopt); + diff_flush(&revs->diffopt); + /* + * The return code for --no-index imitates diff(1): + * 0 = no changes, 1 = changes, else error + */ + return revs->diffopt.found_changes; + } + + if (read_cache() < 0) { + perror("read_cache"); + return -1; + } + return run_diff_files(revs, silent_on_removed); +} + int run_diff_files(struct rev_info *revs, int silent_on_removed) { int entries, i; @@ -20,11 +236,7 @@ int run_diff_files(struct rev_info *revs, int silent_on_removed) if (diff_unmerged_stage < 0) diff_unmerged_stage = 2; - entries = read_cache(); - if (entries < 0) { - perror("read_cache"); - return -1; - } + entries = active_nr; for (i = 0; i < entries; i++) { struct stat st; unsigned int oldmode, newmode; @@ -362,10 +574,6 @@ int run_diff_index(struct rev_info *revs, int cached) if (!revs->ignore_merges) match_missing = 1; - if (read_cache() < 0) { - perror("read_cache"); - return -1; - } mark_merge_entries(); ent = revs->pending.objects[0].item; @@ -382,6 +382,7 @@ struct emit_callback { int nparents, color_diff; const char **label_path; struct diff_words_data *diff_words; + int *found_changesp; }; static void free_diff_words_data(struct emit_callback *ecbdata) @@ -501,6 +502,8 @@ static void fn_out_consume(void *priv, char *line, unsigned long len) const char *set = diff_get_color(ecbdata->color_diff, DIFF_METAINFO); const char *reset = diff_get_color(ecbdata->color_diff, DIFF_RESET); + *(ecbdata->found_changesp) = 1; + if (ecbdata->label_path[0]) { const char *name_a_tab, *name_b_tab; @@ -1098,6 +1101,7 @@ static void builtin_diff(const char *name_a, if (complete_rewrite) { emit_rewrite_diff(name_a, name_b, one, two, o->color_diff); + o->found_changes = 1; goto free_ab_and_return; } } @@ -1115,6 +1119,7 @@ static void builtin_diff(const char *name_a, else printf("Binary files %s and %s differ\n", lbl[0], lbl[1]); + o->found_changes = 1; } else { /* Crazy xdl interfaces.. */ @@ -1127,6 +1132,7 @@ static void builtin_diff(const char *name_a, memset(&ecbdata, 0, sizeof(ecbdata)); ecbdata.label_path = lbl; ecbdata.color_diff = o->color_diff; + ecbdata.found_changesp = &o->found_changes; xpp.flags = XDF_NEED_MINIMAL | o->xdl_opts; xecfg.ctxlen = o->context; xecfg.flags = XDL_EMIT_FUNCNAMES; @@ -2456,7 +2462,8 @@ static void diff_resolve_rename_copy(void) p->status = DIFF_STATUS_RENAMED; } else if (hashcmp(p->one->sha1, p->two->sha1) || - p->one->mode != p->two->mode) + p->one->mode != p->two->mode || + is_null_sha1(p->one->sha1)) p->status = DIFF_STATUS_MODIFIED; else { /* This is a "no-change" entry and should not @@ -75,6 +75,9 @@ struct diff_options { int stat_width; int stat_name_width; + /* this is set by diffcore for DIFF_FORMAT_PATCH */ + int found_changes; + int nr_paths; const char **paths; int *pathlens; @@ -219,6 +222,7 @@ extern void diff_flush(struct diff_options*); extern const char *diff_unique_abbrev(const unsigned char *, int); extern int run_diff_files(struct rev_info *revs, int silent_on_removed); +extern int run_diff_files_cmd(struct rev_info *revs, int argc, const char **argv); extern int run_diff_index(struct rev_info *revs, int cached); diff --git a/git-commit.sh b/git-commit.sh index 476f4f18db..be3677c204 100755 --- a/git-commit.sh +++ b/git-commit.sh @@ -13,10 +13,10 @@ git-rev-parse --verify HEAD >/dev/null 2>&1 || initial_commit=t case "$0" in *status) status_only=t - unmerged_ok_if_status=--unmerged ;; + ;; *commit) status_only= - unmerged_ok_if_status= ;; + ;; esac refuse_partial () { @@ -393,16 +393,17 @@ else USE_INDEX="$THIS_INDEX" fi -GIT_INDEX_FILE="$USE_INDEX" \ - git-update-index -q $unmerged_ok_if_status --refresh || exit - -################################################################ -# If the request is status, just show it and exit. - -case "$0" in -*status) +case "$status_only" in +t) + # This will silently fail in a read-only repository, which is + # what we want. + GIT_INDEX_FILE="$USE_INDEX" git-update-index -q --unmerged --refresh run_status exit $? + ;; +'') + GIT_INDEX_FILE="$USE_INDEX" git-update-index -q --refresh || exit + ;; esac ################################################################ diff --git a/git-cvsserver.perl b/git-cvsserver.perl index 84520e7ad5..1bf892e4c1 100755 --- a/git-cvsserver.perl +++ b/git-cvsserver.perl @@ -374,7 +374,8 @@ sub req_add print "Checked-in $dirpart\n"; print "$filename\n"; - print "/$filepart/0///\n"; + my $kopts = kopts_from_path($filepart); + print "/$filepart/0//$kopts/\n"; $addcount++; } @@ -455,7 +456,8 @@ sub req_remove print "Checked-in $dirpart\n"; print "$filename\n"; - print "/$filepart/-1.$wrev///\n"; + my $kopts = kopts_from_path($filepart); + print "/$filepart/-1.$wrev//$kopts/\n"; $rmcount++; } @@ -726,7 +728,8 @@ sub req_co print $state->{CVSROOT} . "/$module/" . ( defined ( $git->{dir} ) and $git->{dir} ne "./" ? $git->{dir} . "/" : "" ) . "$git->{name}\n"; # this is an "entries" line - print "/$git->{name}/1.$git->{revision}///\n"; + my $kopts = kopts_from_path($git->{name}); + print "/$git->{name}/1.$git->{revision}//$kopts/\n"; # permissions print "u=$git->{mode},g=$git->{mode},o=$git->{mode}\n"; @@ -917,8 +920,9 @@ sub req_update print $state->{CVSROOT} . "/$state->{module}/$filename\n"; # this is an "entries" line - $log->debug("/$filepart/1.$meta->{revision}///"); - print "/$filepart/1.$meta->{revision}///\n"; + my $kopts = kopts_from_path($filepart); + $log->debug("/$filepart/1.$meta->{revision}//$kopts/"); + print "/$filepart/1.$meta->{revision}//$kopts/\n"; # permissions $log->debug("SEND : u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}"); @@ -961,8 +965,9 @@ sub req_update print "Update-existing $dirpart\n"; $log->debug($state->{CVSROOT} . "/$state->{module}/$filename"); print $state->{CVSROOT} . "/$state->{module}/$filename\n"; - $log->debug("/$filepart/1.$meta->{revision}///"); - print "/$filepart/1.$meta->{revision}///\n"; + my $kopts = kopts_from_path($filepart); + $log->debug("/$filepart/1.$meta->{revision}//$kopts/"); + print "/$filepart/1.$meta->{revision}//$kopts/\n"; } } elsif ( $return == 1 ) @@ -975,7 +980,8 @@ sub req_update { print "Update-existing $dirpart\n"; print $state->{CVSROOT} . "/$state->{module}/$filename\n"; - print "/$filepart/1.$meta->{revision}/+//\n"; + my $kopts = kopts_from_path($filepart); + print "/$filepart/1.$meta->{revision}/+/$kopts/\n"; } } else @@ -1031,36 +1037,35 @@ sub req_ci exit; } - my $lockfile = "$state->{CVSROOT}/refs/heads/$state->{module}.lock"; - unless ( sysopen(LOCKFILE,$lockfile,O_EXCL|O_CREAT|O_WRONLY) ) - { - $log->warn("lockfile '$lockfile' already exists, please try again"); - print "error 1 Lock file '$lockfile' already exists, please try again\n"; - exit; - } - # Grab a handle to the SQLite db and do any necessary updates my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log); $updater->update(); my $tmpdir = tempdir ( DIR => $TEMP_DIR ); my ( undef, $file_index ) = tempfile ( DIR => $TEMP_DIR, OPEN => 0 ); - $log->info("Lock successful, basing commit on '$tmpdir', index file is '$file_index'"); + $log->info("Lockless commit start, basing commit on '$tmpdir', index file is '$file_index'"); $ENV{GIT_DIR} = $state->{CVSROOT} . "/"; $ENV{GIT_INDEX_FILE} = $file_index; + # Remember where the head was at the beginning. + my $parenthash = `git show-ref -s refs/heads/$state->{module}`; + chomp $parenthash; + if ($parenthash !~ /^[0-9a-f]{40}$/) { + print "error 1 pserver cannot find the current HEAD of module"; + exit; + } + chdir $tmpdir; # populate the temporary index based - system("git-read-tree", $state->{module}); + system("git-read-tree", $parenthash); unless ($? == 0) { die "Error running git-read-tree $state->{module} $file_index $!"; } $log->info("Created index '$file_index' with for head $state->{module} - exit status $?"); - my @committedfiles = (); # foreach file specified on the command line ... @@ -1095,8 +1100,6 @@ sub req_ci { # fail everything if an up to date check fails print "error 1 Up to date check failed for $filename\n"; - close LOCKFILE; - unlink($lockfile); chdir "/"; exit; } @@ -1139,16 +1142,12 @@ sub req_ci { print "E No files to commit\n"; print "ok\n"; - close LOCKFILE; - unlink($lockfile); chdir "/"; return; } my $treehash = `git-write-tree`; - my $parenthash = `cat $ENV{GIT_DIR}refs/heads/$state->{module}`; chomp $treehash; - chomp $parenthash; $log->debug("Treehash : $treehash, Parenthash : $parenthash"); @@ -1159,14 +1158,13 @@ sub req_ci close $msg_fh; my $commithash = `git-commit-tree $treehash -p $parenthash < $msg_filename`; + chomp($commithash); $log->info("Commit hash : $commithash"); unless ( $commithash =~ /[a-zA-Z0-9]{40}/ ) { $log->warn("Commit failed (Invalid commit hash)"); print "error 1 Commit failed (unknown reason)\n"; - close LOCKFILE; - unlink($lockfile); chdir "/"; exit; } @@ -1179,14 +1177,17 @@ sub req_ci { $log->warn("Commit failed (update hook declined to update ref)"); print "error 1 Commit failed (update hook declined)\n"; - close LOCKFILE; - unlink($lockfile); chdir "/"; exit; } } - print LOCKFILE $commithash; + if (system(qw(git update-ref -m), "cvsserver ci", + "refs/heads/$state->{module}", $commithash, $parenthash)) { + $log->warn("update-ref for $state->{module} failed."); + print "error 1 Cannot commit -- update first\n"; + exit; + } $updater->update(); @@ -1211,16 +1212,12 @@ sub req_ci } else { print "Checked-in $dirpart\n"; print "$filename\n"; - print "/$filepart/1.$meta->{revision}///\n"; + my $kopts = kopts_from_path($filepart); + print "/$filepart/1.$meta->{revision}//$kopts/\n"; } } - close LOCKFILE; - my $reffile = "$ENV{GIT_DIR}refs/heads/$state->{module}"; - unlink($reffile); - rename($lockfile, $reffile); chdir "/"; - print "ok\n"; } @@ -1897,6 +1894,28 @@ sub filecleanup return $filename; } +# Given a path, this function returns a string containing the kopts +# that should go into that path's Entries line. For example, a binary +# file should get -kb. +sub kopts_from_path +{ + my ($path) = @_; + + # Once it exists, the git attributes system should be used to look up + # what attributes apply to this path. + + # Until then, take the setting from the config file + unless ( defined ( $cfg->{gitcvs}{allbinary} ) and $cfg->{gitcvs}{allbinary} =~ /^\s*(1|true|yes)\s*$/i ) + { + # Return "" to give no special treatment to any path + return ""; + } else { + # Alternatively, to have all files treated as if they are binary (which + # is more like git itself), always return the "-kb" option + return "-kb"; + } +} + package GITCVS::log; #### diff --git a/git-send-email.perl b/git-send-email.perl index 6a285bfd21..a71a192e4d 100755 --- a/git-send-email.perl +++ b/git-send-email.perl @@ -34,6 +34,53 @@ sub readline { } package main; + +sub usage { + print <<EOT; +git-send-email [options] <file | directory>... +Options: + --from Specify the "From:" line of the email to be sent. + + --to Specify the primary "To:" line of the email. + + --cc Specify an initial "Cc:" list for the entire series + of emails. + + --bcc Specify a list of email addresses that should be Bcc: + on all the emails. + + --compose Use \$EDITOR to edit an introductory message for the + patch series. + + --subject Specify the initial "Subject:" line. + Only necessary if --compose is also set. If --compose + is not set, this will be prompted for. + + --in-reply-to Specify the first "In-Reply-To:" header line. + Only used if --compose is also set. If --compose is not + set, this will be prompted for. + + --chain-reply-to If set, the replies will all be to the previous + email sent, rather than to the first email sent. + Defaults to on. + + --no-signed-off-cc Suppress the automatic addition of email addresses + that appear in a Signed-off-by: line, to the cc: list. + Note: Using this option is not recommended. + + --smtp-server If set, specifies the outgoing SMTP server to use. + Defaults to localhost. + + --suppress-from Suppress sending emails to yourself if your address + appears in a From: line. + + --quiet Make git-send-email less verbose. One line per email + should be all that is output. + +EOT + exit(1); +} + # most mail servers generate the Date: header, but not all... sub format_2822_time { my ($time) = @_; @@ -120,6 +167,10 @@ my $rc = GetOptions("from=s" => \$from, "dry-run" => \$dry_run, ); +unless ($rc) { + usage(); +} + # Verify the user input foreach my $entry (@to) { @@ -311,50 +362,8 @@ if (@files) { print $_,"\n" for (@files); } } else { - print <<EOT; -git-send-email [options] <file | directory> [... file | directory ] -Options: - --from Specify the "From:" line of the email to be sent. - - --to Specify the primary "To:" line of the email. - - --cc Specify an initial "Cc:" list for the entire series - of emails. - - --bcc Specify a list of email addresses that should be Bcc: - on all the emails. - - --compose Use \$EDITOR to edit an introductory message for the - patch series. - - --subject Specify the initial "Subject:" line. - Only necessary if --compose is also set. If --compose - is not set, this will be prompted for. - - --in-reply-to Specify the first "In-Reply-To:" header line. - Only used if --compose is also set. If --compose is not - set, this will be prompted for. - - --chain-reply-to If set, the replies will all be to the previous - email sent, rather than to the first email sent. - Defaults to on. - - --no-signed-off-cc Suppress the automatic addition of email addresses - that appear in a Signed-off-by: line, to the cc: list. - Note: Using this option is not recommended. - - --smtp-server If set, specifies the outgoing SMTP server to use. - Defaults to localhost. - - --suppress-from Suppress sending emails to yourself if your address - appears in a From: line. - - --quiet Make git-send-email less verbose. One line per email should be - all that is output. - -Error: Please specify a file or a directory on the command line. -EOT - exit(1); + print STDERR "\nNo patch files specified!\n\n"; + usage(); } # Variables we set as part of the loop over files @@ -237,8 +237,8 @@ static void handle_internal_command(int argc, const char **argv, char **envp) { "config", cmd_config }, { "count-objects", cmd_count_objects, RUN_SETUP }, { "describe", cmd_describe, RUN_SETUP }, - { "diff", cmd_diff, RUN_SETUP | USE_PAGER }, - { "diff-files", cmd_diff_files, RUN_SETUP }, + { "diff", cmd_diff, USE_PAGER }, + { "diff-files", cmd_diff_files }, { "diff-index", cmd_diff_index, RUN_SETUP }, { "diff-tree", cmd_diff_tree, RUN_SETUP }, { "fmt-merge-msg", cmd_fmt_merge_msg, RUN_SETUP }, diff --git a/index-pack.c b/index-pack.c index c56458ebd5..9f8f0cad20 100644 --- a/index-pack.c +++ b/index-pack.c @@ -277,13 +277,19 @@ static void *get_data_from_pack(struct object_entry *obj) { unsigned long from = obj[0].offset + obj[0].hdr_size; unsigned long len = obj[1].offset - from; + unsigned long rdy = 0; unsigned char *src, *data; z_stream stream; int st; src = xmalloc(len); - if (pread(pack_fd, src, len, from) != len) - die("cannot pread pack file: %s", strerror(errno)); + data = src; + do { + ssize_t n = pread(pack_fd, data + rdy, len - rdy, from + rdy); + if (n <= 0) + die("cannot pread pack file: %s", strerror(errno)); + rdy += n; + } while (rdy < len); data = xmalloc(obj->size); memset(&stream, 0, sizeof(stream)); stream.next_out = data; diff --git a/revision.c b/revision.c index 4cf697e2c1..b84c066cba 100644 --- a/revision.c +++ b/revision.c @@ -116,6 +116,8 @@ void mark_parents_uninteresting(struct commit *commit) void add_pending_object(struct rev_info *revs, struct object *obj, const char *name) { + if (revs->no_walk && (obj->flags & UNINTERESTING)) + die("object ranges do not make sense when not walking revisions"); add_object_array(obj, name, &revs->pending); if (revs->reflog_info && obj->type == OBJ_COMMIT) add_reflog_for_walk(revs->reflog_info, diff --git a/wt-status.c b/wt-status.c index 035e546ed7..a25632bc87 100644 --- a/wt-status.c +++ b/wt-status.c @@ -191,12 +191,18 @@ static void wt_status_print_changed_cb(struct diff_queue_struct *q, wt_status_print_trailer(); } +static void wt_read_cache(struct wt_status *s) +{ + discard_cache(); + read_cache(); +} + void wt_status_print_initial(struct wt_status *s) { int i; char buf[PATH_MAX]; - read_cache(); + wt_read_cache(s); if (active_nr) { s->commitable = 1; wt_status_print_cached_header(NULL); @@ -220,6 +226,7 @@ static void wt_status_print_updated(struct wt_status *s) rev.diffopt.format_callback = wt_status_print_updated_cb; rev.diffopt.format_callback_data = s; rev.diffopt.detect_rename = 1; + wt_read_cache(s); run_diff_index(&rev, 1); } @@ -231,6 +238,7 @@ static void wt_status_print_changed(struct wt_status *s) rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK; rev.diffopt.format_callback = wt_status_print_changed_cb; rev.diffopt.format_callback_data = s; + wt_read_cache(s); run_diff_files(&rev, 0); } @@ -287,6 +295,7 @@ static void wt_status_print_verbose(struct wt_status *s) setup_revisions(0, NULL, &rev, s->reference); rev.diffopt.output_format |= DIFF_FORMAT_PATCH; rev.diffopt.detect_rename = 1; + wt_read_cache(s); run_diff_index(&rev, 1); } @@ -316,7 +325,6 @@ void wt_status_print(struct wt_status *s) } else { wt_status_print_updated(s); - discard_cache(); } wt_status_print_changed(s); |