Merge branch 'maint-1.7.11' into maint
authorJunio C Hamano <gitster@pobox.com>
Mon, 10 Sep 2012 22:31:06 +0000 (15:31 -0700)
committerJunio C Hamano <gitster@pobox.com>
Mon, 10 Sep 2012 22:31:06 +0000 (15:31 -0700)
* maint-1.7.11:
Almost 1.7.11.6
gitweb: URL-decode $my_url/$my_uri when stripping PATH_INFO
rebase -i: use full onto sha1 in reflog
sh-setup: protect from exported IFS
receive-pack: do not leak output from auto-gc to standard output
t/t5400: demonstrate breakage caused by informational message from prune
setup: clarify error messages for file/revisions ambiguity
send-email: improve RFC2047 quote parsing
fsck: detect null sha1 in tree entries
do not write null sha1s to on-disk index
diff: do not use null sha1 as a sentinel value

27 files changed:
Documentation/RelNotes/1.7.11.6.txt
builtin.h
builtin/blame.c
builtin/cat-file.c
builtin/diff.c
builtin/receive-pack.c
combine-diff.c
diff-lib.c
diff-no-index.c
diff.c
diff.h
diffcore-rename.c
diffcore.h
fsck.c
git-rebase--interactive.sh
git-send-email.perl
git-sh-setup.sh
gitweb/gitweb.perl
read-cache.c
revision.c
setup.c
t/t1450-fsck.sh
t/t2107-update-index-basic.sh
t/t4054-diff-bogus-tree.sh [new file with mode: 0755]
t/t5400-send-pack.sh
t/t9001-send-email.sh
tree-diff.c
index e548a5982478771acca2c2d1872bf27dcd08f413..84ba827b1b63b0935268eb3c5cf4dca05db1b361 100644 (file)
@@ -4,7 +4,8 @@ Git v1.7.11.6 Release Notes
 Fixes since v1.7.11.5
 ---------------------
 
-This is primarily documentation and low-impact code clarification.
+This consists primarily of documentation updates and low-impact code
+clarification and bugfixes.
 
  - "ciabot" script (in contrib/) has been updated with extensive
    documentation.
@@ -32,3 +33,30 @@ This is primarily documentation and low-impact code clarification.
  - "git commit --amend" let the user edit the log message and then
    died when the human-readable committer name was given
    insufficiently by getpwent(3).
+
+ - The reflog entries left by "git rebase" and "git rebase -i" were
+   inconsistent (the interactive one gave an abbreviated object name).
+
+ - When the user exports a non-default IFS without HT, scripts that
+   rely on being able to parse "ls-files -s | while read a b c..."
+   started to fail.  Protect them from such a misconfiguration.
+
+ - When "git push" triggered the automatic gc on the receiving end, a
+   message from "git prune" that said it was removing cruft leaked to
+   the standard output, breaking the communication protocol.
+
+ - "git diff" had a confusion between taking data from a path in the
+   working tree and taking data from an object that happens to have
+   name 0{40} recorded in a tree.
+
+ - "git send-email" did not unquote encoded words that appear on the
+   header correctly, and lost "_" from strings.
+
+ - When the user gives an argument that can be taken as both a
+   revision name and a pathname without disambiguating with "--", we
+   used to give a help message "Use '--' to separate".  The message
+   has been clarified to show where that '--' goes on the command
+   line.
+
+ - "gitweb" when used with PATH_INFO failed to notice directories with
+   SP (and other characters that need URL-style quoting) in them.
index ba6626b03505dd0622faea4e2bea51ed4b6720f5..8e377522fee4be94f9cdca40d44ecdcc18b42d8b 100644 (file)
--- a/builtin.h
+++ b/builtin.h
@@ -43,7 +43,7 @@ extern int check_pager_config(const char *cmd);
 struct diff_options;
 extern void setup_diff_pager(struct diff_options *);
 
-extern int textconv_object(const char *path, unsigned mode, const unsigned char *sha1, char **buf, unsigned long *buf_size);
+extern int textconv_object(const char *path, unsigned mode, const unsigned char *sha1, int sha1_valid, char **buf, unsigned long *buf_size);
 
 extern int cmd_add(int argc, const char **argv, const char *prefix);
 extern int cmd_annotate(int argc, const char **argv, const char *prefix);
index 0d50273ce975d956cba3c17160bf3704b57f3f9c..f2c48ef5afc11966ba6df354978be52ccfa92814 100644 (file)
@@ -110,6 +110,7 @@ static int diff_hunks(mmfile_t *file_a, mmfile_t *file_b, long ctxlen,
 int textconv_object(const char *path,
                    unsigned mode,
                    const unsigned char *sha1,
+                   int sha1_valid,
                    char **buf,
                    unsigned long *buf_size)
 {
@@ -117,7 +118,7 @@ int textconv_object(const char *path,
        struct userdiff_driver *textconv;
 
        df = alloc_filespec(path);
-       fill_filespec(df, sha1, mode);
+       fill_filespec(df, sha1, sha1_valid, mode);
        textconv = get_textconv(df);
        if (!textconv) {
                free_filespec(df);
@@ -142,7 +143,7 @@ static void fill_origin_blob(struct diff_options *opt,
 
                num_read_blob++;
                if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) &&
-                   textconv_object(o->path, o->mode, o->blob_sha1, &file->ptr, &file_size))
+                   textconv_object(o->path, o->mode, o->blob_sha1, 1, &file->ptr, &file_size))
                        ;
                else
                        file->ptr = read_sha1_file(o->blob_sha1, &type, &file_size);
@@ -2123,7 +2124,7 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt,
                switch (st.st_mode & S_IFMT) {
                case S_IFREG:
                        if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) &&
-                           textconv_object(read_from, mode, null_sha1, &buf_ptr, &buf_len))
+                           textconv_object(read_from, mode, null_sha1, 0, &buf_ptr, &buf_len))
                                strbuf_attach(&buf, buf_ptr, buf_len, buf_len + 1);
                        else if (strbuf_read_file(&buf, read_from, st.st_size) != st.st_size)
                                die_errno("cannot open or read '%s'", read_from);
@@ -2516,7 +2517,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
                        die("no such path %s in %s", path, final_commit_name);
 
                if (DIFF_OPT_TST(&sb.revs->diffopt, ALLOW_TEXTCONV) &&
-                   textconv_object(path, o->mode, o->blob_sha1, (char **) &sb.final_buf,
+                   textconv_object(path, o->mode, o->blob_sha1, 1, (char **) &sb.final_buf,
                                    &sb.final_buf_size))
                        ;
                else
index af74e775a182bdf764436362cb37471e74930459..0eca2d7bd0e6d620edc70b4f643a8911efbbc8ae 100644 (file)
@@ -146,7 +146,7 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name)
                        die("git cat-file --textconv %s: <object> must be <sha1:path>",
                            obj_name);
 
-               if (!textconv_object(obj_context.path, obj_context.mode, sha1, &buf, &size))
+               if (!textconv_object(obj_context.path, obj_context.mode, sha1, 1, &buf, &size))
                        die("git cat-file --textconv: unable to run textconv on %s",
                            obj_name);
                break;
index da8f6aac2bde9bb93cb059898a21c19c9bb27634..bf722987526f58f507acda2ea2f8da06da83d6ca 100644 (file)
@@ -29,6 +29,8 @@ static void stuff_change(struct diff_options *opt,
                         unsigned old_mode, unsigned new_mode,
                         const unsigned char *old_sha1,
                         const unsigned char *new_sha1,
+                        int old_sha1_valid,
+                        int new_sha1_valid,
                         const char *old_name,
                         const char *new_name)
 {
@@ -54,8 +56,8 @@ static void stuff_change(struct diff_options *opt,
 
        one = alloc_filespec(old_name);
        two = alloc_filespec(new_name);
-       fill_filespec(one, old_sha1, old_mode);
-       fill_filespec(two, new_sha1, new_mode);
+       fill_filespec(one, old_sha1, old_sha1_valid, old_mode);
+       fill_filespec(two, new_sha1, new_sha1_valid, new_mode);
 
        diff_queue(&diff_queued_diff, one, two);
 }
@@ -84,6 +86,7 @@ static int builtin_diff_b_f(struct rev_info *revs,
        stuff_change(&revs->diffopt,
                     blob[0].mode, canon_mode(st.st_mode),
                     blob[0].sha1, null_sha1,
+                    1, 0,
                     path, path);
        diffcore_std(&revs->diffopt);
        diff_flush(&revs->diffopt);
@@ -108,6 +111,7 @@ static int builtin_diff_blobs(struct rev_info *revs,
        stuff_change(&revs->diffopt,
                     blob[0].mode, blob[1].mode,
                     blob[0].sha1, blob[1].sha1,
+                    1, 1,
                     blob[0].name, blob[1].name);
        diffcore_std(&revs->diffopt);
        diff_flush(&revs->diffopt);
index 0afb8b289621c419bd7472097335e4235da37d61..3f05d971ec2f8b047b2ef3a32c91f039d686d91a 100644 (file)
@@ -977,7 +977,8 @@ int cmd_receive_pack(int argc, const char **argv, const char *prefix)
                        const char *argv_gc_auto[] = {
                                "gc", "--auto", "--quiet", NULL,
                        };
-                       run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
+                       int opt = RUN_GIT_CMD | RUN_COMMAND_STDOUT_TO_STDERR;
+                       run_command_v_opt(argv_gc_auto, opt);
                }
                if (auto_update_server_info)
                        update_server_info(0);
index 978668036835e16df4b6bfd37a7b1e9f8494cf07..bb1cc96c4e73c90ee327858aa3b36cf2bfe043a4 100644 (file)
@@ -111,7 +111,7 @@ static char *grab_blob(const unsigned char *sha1, unsigned int mode,
                return xcalloc(1, 1);
        } else if (textconv) {
                struct diff_filespec *df = alloc_filespec(path);
-               fill_filespec(df, sha1, mode);
+               fill_filespec(df, sha1, 1, mode);
                *size = fill_textconv(textconv, df, &blob);
                free_filespec(df);
        } else {
@@ -823,7 +823,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
                                                   &result_size, NULL, NULL);
                } else if (textconv) {
                        struct diff_filespec *df = alloc_filespec(elem->path);
-                       fill_filespec(df, null_sha1, st.st_mode);
+                       fill_filespec(df, null_sha1, 0, st.st_mode);
                        result_size = fill_textconv(textconv, df, &result);
                        free_filespec(df);
                } else if (0 <= (fd = open(elem->path, O_RDONLY))) {
index fc0dff31b58c8bd6668de5c6396a93b31cc5729d..f35de0ffa0ec263acae7ac6211e3c2817987f760 100644 (file)
@@ -206,7 +206,8 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
                        if (silent_on_removed)
                                continue;
                        diff_addremove(&revs->diffopt, '-', ce->ce_mode,
-                                      ce->sha1, ce->name, 0);
+                                      ce->sha1, !is_null_sha1(ce->sha1),
+                                      ce->name, 0);
                        continue;
                }
                changed = match_stat_with_submodule(&revs->diffopt, ce, &st,
@@ -220,6 +221,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
                newmode = ce_mode_from_stat(ce, st.st_mode);
                diff_change(&revs->diffopt, oldmode, newmode,
                            ce->sha1, (changed ? null_sha1 : ce->sha1),
+                           !is_null_sha1(ce->sha1), (changed ? 0 : !is_null_sha1(ce->sha1)),
                            ce->name, 0, dirty_submodule);
 
        }
@@ -236,11 +238,12 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
 static void diff_index_show_file(struct rev_info *revs,
                                 const char *prefix,
                                 struct cache_entry *ce,
-                                const unsigned char *sha1, unsigned int mode,
+                                const unsigned char *sha1, int sha1_valid,
+                                unsigned int mode,
                                 unsigned dirty_submodule)
 {
        diff_addremove(&revs->diffopt, prefix[0], mode,
-                      sha1, ce->name, dirty_submodule);
+                      sha1, sha1_valid, ce->name, dirty_submodule);
 }
 
 static int get_stat_data(struct cache_entry *ce,
@@ -295,7 +298,7 @@ static void show_new_file(struct rev_info *revs,
            &dirty_submodule, &revs->diffopt) < 0)
                return;
 
-       diff_index_show_file(revs, "+", new, sha1, mode, dirty_submodule);
+       diff_index_show_file(revs, "+", new, sha1, !is_null_sha1(sha1), mode, dirty_submodule);
 }
 
 static int show_modified(struct rev_info *revs,
@@ -312,7 +315,7 @@ static int show_modified(struct rev_info *revs,
                          &dirty_submodule, &revs->diffopt) < 0) {
                if (report_missing)
                        diff_index_show_file(revs, "-", old,
-                                            old->sha1, old->ce_mode, 0);
+                                            old->sha1, 1, old->ce_mode, 0);
                return -1;
        }
 
@@ -347,7 +350,8 @@ static int show_modified(struct rev_info *revs,
                return 0;
 
        diff_change(&revs->diffopt, oldmode, mode,
-                   old->sha1, sha1, old->name, 0, dirty_submodule);
+                   old->sha1, sha1, 1, !is_null_sha1(sha1),
+                   old->name, 0, dirty_submodule);
        return 0;
 }
 
@@ -380,7 +384,7 @@ static void do_oneway_diff(struct unpack_trees_options *o,
                struct diff_filepair *pair;
                pair = diff_unmerge(&revs->diffopt, idx->name);
                if (tree)
-                       fill_filespec(pair->one, tree->sha1, tree->ce_mode);
+                       fill_filespec(pair->one, tree->sha1, 1, tree->ce_mode);
                return;
        }
 
@@ -396,7 +400,7 @@ static void do_oneway_diff(struct unpack_trees_options *o,
         * Something removed from the tree?
         */
        if (!idx) {
-               diff_index_show_file(revs, "-", tree, tree->sha1, tree->ce_mode, 0);
+               diff_index_show_file(revs, "-", tree, tree->sha1, 1, tree->ce_mode, 0);
                return;
        }
 
index 7d805a06afacae7eaa36a192e3a16406ef0fb41f..0b46a0f79f1376a935e4a0a408a224de711b60cb 100644 (file)
@@ -82,7 +82,7 @@ static struct diff_filespec *noindex_filespec(const char *name, int mode)
        if (!name)
                name = "/dev/null";
        s = alloc_filespec(name);
-       fill_filespec(s, null_sha1, mode);
+       fill_filespec(s, null_sha1, 0, mode);
        if (name == file_from_standard_input)
                populate_from_stdin(s);
        return s;
diff --git a/diff.c b/diff.c
index 95706a5b4098afc8f20fe53425ff760c996a3b4e..359f40a2101bb0247a4a685bf23565d9debe8633 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -2541,12 +2541,12 @@ void free_filespec(struct diff_filespec *spec)
 }
 
 void fill_filespec(struct diff_filespec *spec, const unsigned char *sha1,
-                  unsigned short mode)
+                  int sha1_valid, unsigned short mode)
 {
        if (mode) {
                spec->mode = canon_mode(mode);
                hashcpy(spec->sha1, sha1);
-               spec->sha1_valid = !is_null_sha1(sha1);
+               spec->sha1_valid = sha1_valid;
        }
 }
 
@@ -4693,6 +4693,7 @@ static int is_submodule_ignored(const char *path, struct diff_options *options)
 void diff_addremove(struct diff_options *options,
                    int addremove, unsigned mode,
                    const unsigned char *sha1,
+                   int sha1_valid,
                    const char *concatpath, unsigned dirty_submodule)
 {
        struct diff_filespec *one, *two;
@@ -4724,9 +4725,9 @@ void diff_addremove(struct diff_options *options,
        two = alloc_filespec(concatpath);
 
        if (addremove != '+')
-               fill_filespec(one, sha1, mode);
+               fill_filespec(one, sha1, sha1_valid, mode);
        if (addremove != '-') {
-               fill_filespec(two, sha1, mode);
+               fill_filespec(two, sha1, sha1_valid, mode);
                two->dirty_submodule = dirty_submodule;
        }
 
@@ -4739,6 +4740,7 @@ void diff_change(struct diff_options *options,
                 unsigned old_mode, unsigned new_mode,
                 const unsigned char *old_sha1,
                 const unsigned char *new_sha1,
+                int old_sha1_valid, int new_sha1_valid,
                 const char *concatpath,
                 unsigned old_dirty_submodule, unsigned new_dirty_submodule)
 {
@@ -4753,6 +4755,8 @@ void diff_change(struct diff_options *options,
                const unsigned char *tmp_c;
                tmp = old_mode; old_mode = new_mode; new_mode = tmp;
                tmp_c = old_sha1; old_sha1 = new_sha1; new_sha1 = tmp_c;
+               tmp = old_sha1_valid; old_sha1_valid = new_sha1_valid;
+                       new_sha1_valid = tmp;
                tmp = old_dirty_submodule; old_dirty_submodule = new_dirty_submodule;
                        new_dirty_submodule = tmp;
        }
@@ -4763,8 +4767,8 @@ void diff_change(struct diff_options *options,
 
        one = alloc_filespec(concatpath);
        two = alloc_filespec(concatpath);
-       fill_filespec(one, old_sha1, old_mode);
-       fill_filespec(two, new_sha1, new_mode);
+       fill_filespec(one, old_sha1, old_sha1_valid, old_mode);
+       fill_filespec(two, new_sha1, new_sha1_valid, new_mode);
        one->dirty_submodule = old_dirty_submodule;
        two->dirty_submodule = new_dirty_submodule;
 
diff --git a/diff.h b/diff.h
index e027650cb0ff2651e2e890e7f00753c15f5b3cff..815dd7af5766937ae1b553631a8e7be4d609d8d3 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -19,12 +19,14 @@ typedef void (*change_fn_t)(struct diff_options *options,
                 unsigned old_mode, unsigned new_mode,
                 const unsigned char *old_sha1,
                 const unsigned char *new_sha1,
+                int old_sha1_valid, int new_sha1_valid,
                 const char *fullpath,
                 unsigned old_dirty_submodule, unsigned new_dirty_submodule);
 
 typedef void (*add_remove_fn_t)(struct diff_options *options,
                    int addremove, unsigned mode,
                    const unsigned char *sha1,
+                   int sha1_valid,
                    const char *fullpath, unsigned dirty_submodule);
 
 typedef void (*diff_format_fn_t)(struct diff_queue_struct *q,
@@ -214,12 +216,15 @@ extern void diff_addremove(struct diff_options *,
                           int addremove,
                           unsigned mode,
                           const unsigned char *sha1,
+                          int sha1_valid,
                           const char *fullpath, unsigned dirty_submodule);
 
 extern void diff_change(struct diff_options *,
                        unsigned mode1, unsigned mode2,
                        const unsigned char *sha1,
                        const unsigned char *sha2,
+                       int sha1_valid,
+                       int sha2_valid,
                        const char *fullpath,
                        unsigned dirty_submodule1, unsigned dirty_submodule2);
 
index 216a7a4bbcab189b5c3d1b7f58728b94b8d6aec8..512d0ac5fd2bc0acfb57147a6eb77f61f92b7c7e 100644 (file)
@@ -48,7 +48,7 @@ static struct diff_rename_dst *locate_rename_dst(struct diff_filespec *two,
                memmove(rename_dst + first + 1, rename_dst + first,
                        (rename_dst_nr - first - 1) * sizeof(*rename_dst));
        rename_dst[first].two = alloc_filespec(two->path);
-       fill_filespec(rename_dst[first].two, two->sha1, two->mode);
+       fill_filespec(rename_dst[first].two, two->sha1, two->sha1_valid, two->mode);
        rename_dst[first].pair = NULL;
        return &(rename_dst[first]);
 }
index be0739c5c401c059a0d3030acbc99a7744f17065..1c16c8595b21c2712259041c01d4b58d76a60222 100644 (file)
@@ -55,7 +55,7 @@ struct diff_filespec {
 extern struct diff_filespec *alloc_filespec(const char *);
 extern void free_filespec(struct diff_filespec *);
 extern void fill_filespec(struct diff_filespec *, const unsigned char *,
-                         unsigned short);
+                         int, unsigned short);
 
 extern int diff_populate_filespec(struct diff_filespec *, int);
 extern void diff_free_filespec_data(struct diff_filespec *);
diff --git a/fsck.c b/fsck.c
index 4c63b2cc41eec4f568ee6f0d18a51c97304d5d96..7395ef6a425f5c7725767f34a0383f61907fce93 100644 (file)
--- a/fsck.c
+++ b/fsck.c
@@ -139,6 +139,7 @@ static int verify_ordered(unsigned mode1, const char *name1, unsigned mode2, con
 static int fsck_tree(struct tree *item, int strict, fsck_error error_func)
 {
        int retval;
+       int has_null_sha1 = 0;
        int has_full_path = 0;
        int has_empty_name = 0;
        int has_zero_pad = 0;
@@ -157,9 +158,12 @@ static int fsck_tree(struct tree *item, int strict, fsck_error error_func)
        while (desc.size) {
                unsigned mode;
                const char *name;
+               const unsigned char *sha1;
 
-               tree_entry_extract(&desc, &name, &mode);
+               sha1 = tree_entry_extract(&desc, &name, &mode);
 
+               if (is_null_sha1(sha1))
+                       has_null_sha1 = 1;
                if (strchr(name, '/'))
                        has_full_path = 1;
                if (!*name)
@@ -207,6 +211,8 @@ static int fsck_tree(struct tree *item, int strict, fsck_error error_func)
        }
 
        retval = 0;
+       if (has_null_sha1)
+               retval += error_func(&item->object, FSCK_WARN, "contains entries pointing to null sha1");
        if (has_full_path)
                retval += error_func(&item->object, FSCK_WARN, "contains full pathnames");
        if (has_empty_name)
index 0d2056f027cbd6811faee3c45088a11b24d86102..a09e8423ddb1d05c581ef72101c3f5201ce2eeb9 100644 (file)
@@ -569,11 +569,10 @@ do_next () {
        test -s "$todo" && return
 
        comment_for_reflog finish &&
-       shortonto=$(git rev-parse --short $onto) &&
        newhead=$(git rev-parse HEAD) &&
        case $head_name in
        refs/*)
-               message="$GIT_REFLOG_ACTION: $head_name onto $shortonto" &&
+               message="$GIT_REFLOG_ACTION: $head_name onto $onto" &&
                git update-ref -m "$message" $head_name $newhead $orig_head &&
                git symbolic-ref \
                  -m "$GIT_REFLOG_ACTION: returning to $head_name" \
index ef30c557c7dee549e891fe7605902ba58d0566a3..664713709c0b6e6e4974faa8f0800df2f0beb8e5 100755 (executable)
@@ -862,11 +862,13 @@ sub make_message_id {
 sub unquote_rfc2047 {
        local ($_) = @_;
        my $encoding;
-       if (s/=\?([^?]+)\?q\?(.*)\?=/$2/g) {
+       s{=\?([^?]+)\?q\?(.*?)\?=}{
                $encoding = $1;
-               s/_/ /g;
-               s/=([0-9A-F]{2})/chr(hex($1))/eg;
-       }
+               my $e = $2;
+               $e =~ s/_/ /g;
+               $e =~ s/=([0-9A-F]{2})/chr(hex($1))/eg;
+               $e;
+       }eg;
        return wantarray ? ($_, $encoding) : $_;
 }
 
index 770a86e2b7a5e517e51d9897b274b876a6b9e0e1..ee0e0bc045bb7d92045a3afb0a042748834e6163 100644 (file)
@@ -9,8 +9,12 @@
 # you would cause "cd" to be taken to unexpected places.  If you
 # like CDPATH, define it for your interactive shell sessions without
 # exporting it.
+# But we protect ourselves from such a user mistake nevertheless.
 unset CDPATH
 
+# Similarly for IFS
+unset IFS
+
 git_broken_path_fix () {
        case ":$PATH:" in
        *:$1:*) : ok ;;
index 3d6a7053881ec7646dc28a2eba991a15ff80c634..7f8c1878d407e07c3ac4ac16d840557a18176d29 100755 (executable)
@@ -54,6 +54,11 @@ sub evaluate_uri {
        # to build the base URL ourselves:
        our $path_info = decode_utf8($ENV{"PATH_INFO"});
        if ($path_info) {
+               # $path_info has already been URL-decoded by the web server, but
+               # $my_url and $my_uri have not. URL-decode them so we can properly
+               # strip $path_info.
+               $my_url = unescape($my_url);
+               $my_uri = unescape($my_uri);
                if ($my_url =~ s,\Q$path_info\E$,, &&
                    $my_uri =~ s,\Q$path_info\E$,, &&
                    defined $ENV{'SCRIPT_NAME'}) {
index 2f8159fb165f853aafb5e0cee61f35aa854271ec..d2be78ea95e2e554b085721bafa939c9024125ed 100644 (file)
@@ -1800,6 +1800,8 @@ int write_index(struct index_state *istate, int newfd)
                        continue;
                if (!ce_uptodate(ce) && is_racy_timestamp(istate, ce))
                        ce_smudge_racily_clean_entry(ce);
+               if (is_null_sha1(ce->sha1))
+                       return error("cache entry has null sha1: %s", ce->name);
                if (ce_write_entry(&c, newfd, ce, previous_name) < 0)
                        return -1;
        }
index 9e8f47a25d8def94cbf2a8389039e4d3d670cd06..04c7de87d089e576d6101628dc0417344a12f67e 100644 (file)
@@ -345,6 +345,7 @@ static int tree_difference = REV_TREE_SAME;
 static void file_add_remove(struct diff_options *options,
                    int addremove, unsigned mode,
                    const unsigned char *sha1,
+                   int sha1_valid,
                    const char *fullpath, unsigned dirty_submodule)
 {
        int diff = addremove == '+' ? REV_TREE_NEW : REV_TREE_OLD;
@@ -358,6 +359,7 @@ static void file_change(struct diff_options *options,
                 unsigned old_mode, unsigned new_mode,
                 const unsigned char *old_sha1,
                 const unsigned char *new_sha1,
+                int old_sha1_valid, int new_sha1_valid,
                 const char *fullpath,
                 unsigned old_dirty_submodule, unsigned new_dirty_submodule)
 {
diff --git a/setup.c b/setup.c
index 9139beefc75c4fe92cf8c7dc54a9fae972995aca..3a1b2fd45580cad7ecd55efa755872efc81075ad 100644 (file)
--- a/setup.c
+++ b/setup.c
@@ -79,7 +79,7 @@ static void NORETURN die_verify_filename(const char *prefix,
 {
        if (!diagnose_misspelt_rev)
                die("%s: no such path in the working tree.\n"
-                   "Use '-- <path>...' to specify paths that do not exist locally.",
+                   "Use 'git <command> -- <path>...' to specify paths that do not exist locally.",
                    arg);
        /*
         * Saying "'(icase)foo' does not exist in the index" when the
@@ -92,7 +92,8 @@ static void NORETURN die_verify_filename(const char *prefix,
 
        /* ... or fall back the most general message. */
        die("ambiguous argument '%s': unknown revision or path not in the working tree.\n"
-           "Use '--' to separate paths from revisions", arg);
+           "Use '--' to separate paths from revisions, like this:\n"
+           "'git <command> [<revision>...] -- [<file>...]'", arg);
 
 }
 
@@ -141,7 +142,8 @@ void verify_non_filename(const char *prefix, const char *arg)
        if (!check_filename(prefix, arg))
                return;
        die("ambiguous argument '%s': both revision and filename\n"
-           "Use '--' to separate filenames from revisions", arg);
+           "Use '--' to separate paths from revisions, like this:\n"
+           "'git <command> [<revision>...] -- [<file>...]'", arg);
 }
 
 /*
index 5b79c51b8c51b3fc62823e1b51f9087fbd7f30e3..bf7a2cd6fb649e3b210b537d4d25312ba2921f16 100755 (executable)
@@ -213,4 +213,30 @@ test_expect_success 'rev-list --verify-objects with bad sha1' '
        grep -q "error: sha1 mismatch 63ffffffffffffffffffffffffffffffffffffff" out
 '
 
+_bz='\0'
+_bz5="$_bz$_bz$_bz$_bz$_bz"
+_bz20="$_bz5$_bz5$_bz5$_bz5"
+
+test_expect_success 'fsck notices blob entry pointing to null sha1' '
+       (git init null-blob &&
+        cd null-blob &&
+        sha=$(printf "100644 file$_bz$_bz20" |
+              git hash-object -w --stdin -t tree) &&
+         git fsck 2>out &&
+         cat out &&
+         grep "warning.*null sha1" out
+       )
+'
+
+test_expect_success 'fsck notices submodule entry pointing to null sha1' '
+       (git init null-commit &&
+        cd null-commit &&
+        sha=$(printf "160000 submodule$_bz$_bz20" |
+              git hash-object -w --stdin -t tree) &&
+         git fsck 2>out &&
+         cat out &&
+         grep "warning.*null sha1" out
+       )
+'
+
 test_done
index 809fafe208cbf68121295922a4c230b2a5e1aee3..0dbbb00d740da8b1e62325c7daea659bb97eb399 100755 (executable)
@@ -29,4 +29,23 @@ test_expect_success 'update-index -h with corrupt index' '
        grep "[Uu]sage: git update-index" broken/usage
 '
 
+test_expect_success '--cacheinfo does not accept blob null sha1' '
+       echo content >file &&
+       git add file &&
+       git rev-parse :file >expect &&
+       test_must_fail git update-index --cacheinfo 100644 $_z40 file &&
+       git rev-parse :file >actual &&
+       test_cmp expect actual
+'
+
+test_expect_success '--cacheinfo does not accept gitlink null sha1' '
+       git init submodule &&
+       (cd submodule && test_commit foo) &&
+       git add submodule &&
+       git rev-parse :submodule >expect &&
+       test_must_fail git update-index --cacheinfo 160000 $_z40 submodule &&
+       git rev-parse :submodule >actual &&
+       test_cmp expect actual
+'
+
 test_done
diff --git a/t/t4054-diff-bogus-tree.sh b/t/t4054-diff-bogus-tree.sh
new file mode 100755 (executable)
index 0000000..0843c87
--- /dev/null
@@ -0,0 +1,83 @@
+#!/bin/sh
+
+test_description='test diff with a bogus tree containing the null sha1'
+. ./test-lib.sh
+
+empty_tree=4b825dc642cb6eb9a060e54bf8d69288fbee4904
+
+test_expect_success 'create bogus tree' '
+       bogus_tree=$(
+               printf "100644 fooQQQQQQQQQQQQQQQQQQQQQ" |
+               q_to_nul |
+               git hash-object -w --stdin -t tree
+       )
+'
+
+test_expect_success 'create tree with matching file' '
+       echo bar >foo &&
+       git add foo &&
+       good_tree=$(git write-tree)
+       blob=$(git rev-parse :foo)
+'
+
+test_expect_success 'raw diff shows null sha1 (addition)' '
+       echo ":000000 100644 $_z40 $_z40 A      foo" >expect &&
+       git diff-tree $empty_tree $bogus_tree >actual &&
+       test_cmp expect actual
+'
+
+test_expect_success 'raw diff shows null sha1 (removal)' '
+       echo ":100644 000000 $_z40 $_z40 D      foo" >expect &&
+       git diff-tree $bogus_tree $empty_tree >actual &&
+       test_cmp expect actual
+'
+
+test_expect_success 'raw diff shows null sha1 (modification)' '
+       echo ":100644 100644 $blob $_z40 M      foo" >expect &&
+       git diff-tree $good_tree $bogus_tree >actual &&
+       test_cmp expect actual
+'
+
+test_expect_success 'raw diff shows null sha1 (other direction)' '
+       echo ":100644 100644 $_z40 $blob M      foo" >expect &&
+       git diff-tree $bogus_tree $good_tree >actual &&
+       test_cmp expect actual
+'
+
+test_expect_success 'raw diff shows null sha1 (reverse)' '
+       echo ":100644 100644 $_z40 $blob M      foo" >expect &&
+       git diff-tree -R $good_tree $bogus_tree >actual &&
+       test_cmp expect actual
+'
+
+test_expect_success 'raw diff shows null sha1 (index)' '
+       echo ":100644 100644 $_z40 $blob M      foo" >expect &&
+       git diff-index $bogus_tree >actual &&
+       test_cmp expect actual
+'
+
+test_expect_success 'patch fails due to bogus sha1 (addition)' '
+       test_must_fail git diff-tree -p $empty_tree $bogus_tree
+'
+
+test_expect_success 'patch fails due to bogus sha1 (removal)' '
+       test_must_fail git diff-tree -p $bogus_tree $empty_tree
+'
+
+test_expect_success 'patch fails due to bogus sha1 (modification)' '
+       test_must_fail git diff-tree -p $good_tree $bogus_tree
+'
+
+test_expect_success 'patch fails due to bogus sha1 (other direction)' '
+       test_must_fail git diff-tree -p $bogus_tree $good_tree
+'
+
+test_expect_success 'patch fails due to bogus sha1 (reverse)' '
+       test_must_fail git diff-tree -R -p $good_tree $bogus_tree
+'
+
+test_expect_success 'patch fails due to bogus sha1 (index)' '
+       test_must_fail git diff-index -p $bogus_tree
+'
+
+test_done
index 0eace37a03d75a7205575c36a0ec0de3ec401b1b..250c720c14602bdf21e6a7200437b13fe6feaca3 100755 (executable)
@@ -145,6 +145,41 @@ test_expect_success 'push --all excludes remote-tracking hierarchy' '
        )
 '
 
+test_expect_success 'receive-pack runs auto-gc in remote repo' '
+       rm -rf parent child &&
+       git init parent &&
+       (
+           # Setup a repo with 2 packs
+           cd parent &&
+           echo "Some text" >file.txt &&
+           git add . &&
+           git commit -m "Initial commit" &&
+           git repack -adl &&
+           echo "Some more text" >>file.txt &&
+           git commit -a -m "Second commit" &&
+           git repack
+       ) &&
+       cp -a parent child &&
+       (
+           # Set the child to auto-pack if more than one pack exists
+           cd child &&
+           git config gc.autopacklimit 1 &&
+           git branch test_auto_gc &&
+           # And create a file that follows the temporary object naming
+           # convention for the auto-gc to remove
+           : >.git/objects/tmp_test_object &&
+           test-chmtime =-1209601 .git/objects/tmp_test_object
+       ) &&
+       (
+           cd parent &&
+           echo "Even more text" >>file.txt &&
+           git commit -a -m "Third commit" &&
+           git send-pack ../child HEAD:refs/heads/test_auto_gc >output 2>&1 &&
+           grep "Auto packing the repository for optimum performance." output
+       ) &&
+       test ! -e child/.git/objects/tmp_test_object
+'
+
 rewound_push_setup() {
        rm -rf parent child &&
        mkdir parent &&
index 8c12c65c72658acb37fa715fc93756381bc824bb..035122808b6e859810ee70daf381c2c895527894 100755 (executable)
@@ -841,6 +841,19 @@ test_expect_success $PREREQ '--compose adds MIME for utf8 subject' '
        grep "^Subject: =?UTF-8?q?utf8-s=C3=BCbj=C3=ABct?=" msgtxt1
 '
 
+test_expect_success $PREREQ 'utf8 author is correctly passed on' '
+       clean_fake_sendmail &&
+       test_commit weird_author &&
+       test_when_finished "git reset --hard HEAD^" &&
+       git commit --amend --author "Füñný Nâmé <odd_?=mail@example.com>" &&
+       git format-patch --stdout -1 >funny_name.patch &&
+       git send-email --from="Example <nobody@example.com>" \
+         --to=nobody@example.com \
+         --smtp-server="$(pwd)/fake.sendmail" \
+         funny_name.patch &&
+       grep "^From: Füñný Nâmé <odd_?=mail@example.com>" msgtxt1
+'
+
 test_expect_success $PREREQ 'detects ambiguous reference/file conflict' '
        echo master > master &&
        git add master &&
index 28ad6db9ffa854c3ef9185ba85108e95edc44d51..7e5483366e611df02238656a10749f9070ce41c6 100644 (file)
@@ -49,12 +49,12 @@ static int compare_tree_entry(struct tree_desc *t1, struct tree_desc *t2,
        if (DIFF_OPT_TST(opt, RECURSIVE) && S_ISDIR(mode1)) {
                if (DIFF_OPT_TST(opt, TREE_IN_RECURSIVE)) {
                        opt->change(opt, mode1, mode2,
-                                   sha1, sha2, base->buf, 0, 0);
+                                   sha1, sha2, 1, 1, base->buf, 0, 0);
                }
                strbuf_addch(base, '/');
                diff_tree_sha1(sha1, sha2, base->buf, opt);
        } else {
-               opt->change(opt, mode1, mode2, sha1, sha2, base->buf, 0, 0);
+               opt->change(opt, mode1, mode2, sha1, sha2, 1, 1, base->buf, 0, 0);
        }
        strbuf_setlen(base, old_baselen);
        return 0;
@@ -100,7 +100,7 @@ static void show_entry(struct diff_options *opt, const char *prefix,
                        die("corrupt tree sha %s", sha1_to_hex(sha1));
 
                if (DIFF_OPT_TST(opt, TREE_IN_RECURSIVE))
-                       opt->add_remove(opt, *prefix, mode, sha1, base->buf, 0);
+                       opt->add_remove(opt, *prefix, mode, sha1, 1, base->buf, 0);
 
                strbuf_addch(base, '/');
 
@@ -108,7 +108,7 @@ static void show_entry(struct diff_options *opt, const char *prefix,
                show_tree(opt, prefix, &inner, base);
                free(tree);
        } else
-               opt->add_remove(opt, prefix[0], mode, sha1, base->buf, 0);
+               opt->add_remove(opt, prefix[0], mode, sha1, 1, base->buf, 0);
 
        strbuf_setlen(base, old_baselen);
 }