diff --git a/builtin.h b/builtin.h index 0398d24740..9bf69eee0c 100644 --- a/builtin.h +++ b/builtin.h @@ -35,7 +35,7 @@ void finish_copy_notes_for_rewrite(struct notes_rewrite_cfg *c); extern int check_pager_config(const char *cmd); -extern int textconv_object(const char *path, const unsigned char *sha1, char **buf, unsigned long *buf_size); +extern int textconv_object(const char *path, unsigned mode, const unsigned char *sha1, 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); diff --git a/builtin/blame.c b/builtin/blame.c index 101535448f..f5fccc1f67 100644 --- a/builtin/blame.c +++ b/builtin/blame.c @@ -83,6 +83,7 @@ struct origin { struct commit *commit; mmfile_t file; unsigned char blob_sha1[20]; + unsigned mode; char path[FLEX_ARRAY]; }; @@ -92,6 +93,7 @@ struct origin { * Return 1 if the conversion succeeds, 0 otherwise. */ int textconv_object(const char *path, + unsigned mode, const unsigned char *sha1, char **buf, unsigned long *buf_size) @@ -100,7 +102,7 @@ int textconv_object(const char *path, struct userdiff_driver *textconv; df = alloc_filespec(path); - fill_filespec(df, sha1, S_IFREG | 0664); + fill_filespec(df, sha1, mode); textconv = get_textconv(df); if (!textconv) { free_filespec(df); @@ -125,7 +127,7 @@ static void fill_origin_blob(struct diff_options *opt, num_read_blob++; if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) && - textconv_object(o->path, o->blob_sha1, &file->ptr, &file_size)) + textconv_object(o->path, o->mode, o->blob_sha1, &file->ptr, &file_size)) ; else file->ptr = read_sha1_file(o->blob_sha1, &type, &file_size); @@ -313,21 +315,23 @@ static struct origin *get_origin(struct scoreboard *sb, * for an origin is also used to pass the blame for the entire file to * the parent to detect the case where a child's blob is identical to * that of its parent's. + * + * This also fills origin->mode for corresponding tree path. */ -static int fill_blob_sha1(struct origin *origin) +static int fill_blob_sha1_and_mode(struct origin *origin) { - unsigned mode; if (!is_null_sha1(origin->blob_sha1)) return 0; if (get_tree_entry(origin->commit->object.sha1, origin->path, - origin->blob_sha1, &mode)) + origin->blob_sha1, &origin->mode)) goto error_out; if (sha1_object_info(origin->blob_sha1, NULL) != OBJ_BLOB) goto error_out; return 0; error_out: hashclr(origin->blob_sha1); + origin->mode = S_IFINVALID; return -1; } @@ -360,12 +364,14 @@ static struct origin *find_origin(struct scoreboard *sb, /* * If the origin was newly created (i.e. get_origin * would call make_origin if none is found in the - * scoreboard), it does not know the blob_sha1, + * scoreboard), it does not know the blob_sha1/mode, * so copy it. Otherwise porigin was in the - * scoreboard and already knows blob_sha1. + * scoreboard and already knows blob_sha1/mode. */ - if (porigin->refcnt == 1) + if (porigin->refcnt == 1) { hashcpy(porigin->blob_sha1, cached->blob_sha1); + porigin->mode = cached->mode; + } return porigin; } /* otherwise it was not very useful; free it */ @@ -400,6 +406,7 @@ static struct origin *find_origin(struct scoreboard *sb, /* The path is the same as parent */ porigin = get_origin(sb, parent, origin->path); hashcpy(porigin->blob_sha1, origin->blob_sha1); + porigin->mode = origin->mode; } else { /* * Since origin->path is a pathspec, if the parent @@ -425,6 +432,7 @@ static struct origin *find_origin(struct scoreboard *sb, case 'M': porigin = get_origin(sb, parent, origin->path); hashcpy(porigin->blob_sha1, p->one->sha1); + porigin->mode = p->one->mode; break; case 'A': case 'T': @@ -444,6 +452,7 @@ static struct origin *find_origin(struct scoreboard *sb, cached = make_origin(porigin->commit, porigin->path); hashcpy(cached->blob_sha1, porigin->blob_sha1); + cached->mode = porigin->mode; parent->util = cached; } return porigin; @@ -486,6 +495,7 @@ static struct origin *find_rename(struct scoreboard *sb, !strcmp(p->two->path, origin->path)) { porigin = get_origin(sb, parent, p->one->path); hashcpy(porigin->blob_sha1, p->one->sha1); + porigin->mode = p->one->mode; break; } } @@ -1099,6 +1109,7 @@ static int find_copy_in_parent(struct scoreboard *sb, norigin = get_origin(sb, parent, p->one->path); hashcpy(norigin->blob_sha1, p->one->sha1); + norigin->mode = p->one->mode; fill_origin_blob(&sb->revs->diffopt, norigin, &file_p); if (!file_p.ptr) continue; @@ -2075,7 +2086,7 @@ 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, null_sha1, &buf.buf, &buf_len)) + textconv_object(read_from, mode, null_sha1, &buf.buf, &buf_len)) buf.len = buf_len; else if (strbuf_read_file(&buf, read_from, st.st_size) != st.st_size) die_errno("cannot open or read '%s'", read_from); @@ -2455,11 +2466,11 @@ parse_done: } else { o = get_origin(&sb, sb.final, path); - if (fill_blob_sha1(o)) + if (fill_blob_sha1_and_mode(o)) die("no such path %s in %s", path, final_commit_name); if (DIFF_OPT_TST(&sb.revs->diffopt, ALLOW_TEXTCONV) && - textconv_object(path, o->blob_sha1, (char **) &sb.final_buf, + textconv_object(path, o->mode, o->blob_sha1, (char **) &sb.final_buf, &sb.final_buf_size)) ; else diff --git a/builtin/cat-file.c b/builtin/cat-file.c index 76ec3fec92..94632dbdb4 100644 --- a/builtin/cat-file.c +++ b/builtin/cat-file.c @@ -143,7 +143,7 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name) die("git cat-file --textconv %s: must be ", obj_name); - if (!textconv_object(obj_context.path, sha1, &buf, &size)) + if (!textconv_object(obj_context.path, obj_context.mode, sha1, &buf, &size)) die("git cat-file --textconv: unable to run textconv on %s", obj_name); break; diff --git a/sha1_name.c b/sha1_name.c index 484081de82..3e856b8036 100644 --- a/sha1_name.c +++ b/sha1_name.c @@ -1069,6 +1069,7 @@ int get_sha1_with_context_1(const char *name, unsigned char *sha1, struct cache_entry *ce; int pos; if (namelen > 2 && name[1] == '/') + /* don't need mode for commit */ return get_sha1_oneline(name + 2, sha1); if (namelen < 3 || name[2] != ':' || @@ -1096,6 +1097,7 @@ int get_sha1_with_context_1(const char *name, unsigned char *sha1, break; if (ce_stage(ce) == stage) { hashcpy(sha1, ce->sha1); + oc->mode = ce->ce_mode; return 0; } pos++; diff --git a/t/t8006-blame-textconv.sh b/t/t8006-blame-textconv.sh index 9ad96d4d32..dbf623bce5 100755 --- a/t/t8006-blame-textconv.sh +++ b/t/t8006-blame-textconv.sh @@ -9,22 +9,29 @@ find_blame() { cat >helper <<'EOF' #!/bin/sh -sed 's/^/converted: /' "$@" +grep -q '^bin: ' "$1" || { echo "E: $1 is not \"binary\" file" 1>&2; exit 1; } +sed 's/^bin: /converted: /' "$1" EOF chmod +x helper test_expect_success 'setup ' ' - echo test 1 >one.bin && - echo test number 2 >two.bin && + echo "bin: test 1" >one.bin && + echo "bin: test number 2" >two.bin && + if test_have_prereq SYMLINKS; then + ln -s one.bin symlink.bin + fi && git add . && GIT_AUTHOR_NAME=Number1 git commit -a -m First --date="2010-01-01 18:00:00" && - echo test 1 version 2 >one.bin && - echo test number 2 version 2 >>two.bin && + echo "bin: test 1 version 2" >one.bin && + echo "bin: test number 2 version 2" >>two.bin && + if test_have_prereq SYMLINKS; then + ln -sf two.bin symlink.bin + fi && GIT_AUTHOR_NAME=Number2 git commit -a -m Second --date="2010-01-01 20:00:00" ' cat >expected <>two.bin && + echo "bin: test number 2 version 3" >>two.bin && GIT_AUTHOR_NAME=Number3 git commit -a -m Third --date="2010-01-01 22:00:00" ' @@ -77,4 +84,45 @@ test_expect_success 'blame from previous revision' ' test_cmp expected result ' +cat >expected <blame && + find_blame result && + test_cmp expected result +' + +test_expect_success SYMLINKS 'blame --textconv (on symlink)' ' + git blame --textconv symlink.bin >blame && + find_blame result && + test_cmp expected result +' + +# cp two.bin three.bin and make small tweak +# (this will direct blame -C -C three.bin to consider two.bin and symlink.bin) +test_expect_success SYMLINKS 'make another new commit' ' + cat >three.bin <<\EOF && +bin: test number 2 +bin: test number 2 version 2 +bin: test number 2 version 3 +bin: test number 3 +EOF + git add three.bin && + GIT_AUTHOR_NAME=Number4 git commit -a -m Fourth --date="2010-01-01 23:00:00" +' + +test_expect_success SYMLINKS 'blame on last commit (-C -C, symlink)' ' + git blame -C -C three.bin >blame && + find_blame result && + cat >expected <<\EOF && +(Number1 2010-01-01 18:00:00 +0000 1) converted: test number 2 +(Number2 2010-01-01 20:00:00 +0000 2) converted: test number 2 version 2 +(Number3 2010-01-01 22:00:00 +0000 3) converted: test number 2 version 3 +(Number4 2010-01-01 23:00:00 +0000 4) converted: test number 3 +EOF + test_cmp expected result +' + test_done diff --git a/t/t8007-cat-file-textconv.sh b/t/t8007-cat-file-textconv.sh index 38ac05e4a0..78a0085e64 100755 --- a/t/t8007-cat-file-textconv.sh +++ b/t/t8007-cat-file-textconv.sh @@ -5,15 +5,19 @@ test_description='git cat-file textconv support' cat >helper <<'EOF' #!/bin/sh -sed 's/^/converted: /' "$@" +grep -q '^bin: ' "$1" || { echo "E: $1 is not \"binary\" file" 1>&2; exit 1; } +sed 's/^bin: /converted: /' "$1" EOF chmod +x helper test_expect_success 'setup ' ' - echo test >one.bin && + echo "bin: test" >one.bin && + if test_have_prereq SYMLINKS; then + ln -s one.bin symlink.bin + fi && git add . && GIT_AUTHOR_NAME=Number1 git commit -a -m First --date="2010-01-01 18:00:00" && - echo test version 2 >one.bin && + echo "bin: test version 2" >one.bin && GIT_AUTHOR_NAME=Number2 git commit -a -m Second --date="2010-01-01 20:00:00" ' @@ -33,7 +37,7 @@ test_expect_success 'setup textconv filters' ' ' cat >expected <expected <result && test_cmp expected result ' + +test_expect_success SYMLINKS 'cat-file without --textconv (symlink)' ' + git cat-file blob :symlink.bin >result && + printf "%s" "one.bin" >expected + test_cmp expected result +' + + +test_expect_success SYMLINKS 'cat-file --textconv on index (symlink)' ' + ! git cat-file --textconv :symlink.bin 2>result && + cat >expected <<\EOF && +fatal: git cat-file --textconv: unable to run textconv on :symlink.bin +EOF + test_cmp expected result +' + +test_expect_success SYMLINKS 'cat-file --textconv on HEAD (symlink)' ' + ! git cat-file --textconv HEAD:symlink.bin 2>result && + cat >expected <