diff options
Diffstat (limited to 'fast-import.c')
| -rw-r--r-- | fast-import.c | 166 |
1 files changed, 12 insertions, 154 deletions
diff --git a/fast-import.c b/fast-import.c index c8b372bc4a..a84354524c 100644 --- a/fast-import.c +++ b/fast-import.c @@ -1,157 +1,3 @@ -/* -(See Documentation/git-fast-import.txt for maintained documentation.) -Format of STDIN stream: - - stream ::= cmd*; - - cmd ::= new_blob - | new_commit - | new_tag - | reset_branch - | checkpoint - | progress - ; - - new_blob ::= 'blob' lf - mark? - file_content; - file_content ::= data; - - new_commit ::= 'commit' sp ref_str lf - mark? - ('author' (sp name)? sp '<' email '>' sp when lf)? - 'committer' (sp name)? sp '<' email '>' sp when lf - commit_msg - ('from' sp commit-ish lf)? - ('merge' sp commit-ish lf)* - (file_change | ls)* - lf?; - commit_msg ::= data; - - ls ::= 'ls' sp '"' quoted(path) '"' lf; - - file_change ::= file_clr - | file_del - | file_rnm - | file_cpy - | file_obm - | file_inm; - file_clr ::= 'deleteall' lf; - file_del ::= 'D' sp path_str lf; - file_rnm ::= 'R' sp path_str sp path_str lf; - file_cpy ::= 'C' sp path_str sp path_str lf; - file_obm ::= 'M' sp mode sp (hexsha1 | idnum) sp path_str lf; - file_inm ::= 'M' sp mode sp 'inline' sp path_str lf - data; - note_obm ::= 'N' sp (hexsha1 | idnum) sp commit-ish lf; - note_inm ::= 'N' sp 'inline' sp commit-ish lf - data; - - new_tag ::= 'tag' sp tag_str lf - 'from' sp commit-ish lf - ('tagger' (sp name)? sp '<' email '>' sp when lf)? - tag_msg; - tag_msg ::= data; - - reset_branch ::= 'reset' sp ref_str lf - ('from' sp commit-ish lf)? - lf?; - - checkpoint ::= 'checkpoint' lf - lf?; - - progress ::= 'progress' sp not_lf* lf - lf?; - - # note: the first idnum in a stream should be 1 and subsequent - # idnums should not have gaps between values as this will cause - # the stream parser to reserve space for the gapped values. An - # idnum can be updated in the future to a new object by issuing - # a new mark directive with the old idnum. - # - mark ::= 'mark' sp idnum lf; - data ::= (delimited_data | exact_data) - lf?; - - # note: delim may be any string but must not contain lf. - # data_line may contain any data but must not be exactly - # delim. - delimited_data ::= 'data' sp '<<' delim lf - (data_line lf)* - delim lf; - - # note: declen indicates the length of binary_data in bytes. - # declen does not include the lf preceding the binary data. - # - exact_data ::= 'data' sp declen lf - binary_data; - - # note: quoted strings are C-style quoting supporting \c for - # common escapes of 'c' (e..g \n, \t, \\, \") or \nnn where nnn - # is the signed byte value in octal. Note that the only - # characters which must actually be escaped to protect the - # stream formatting is: \, " and LF. Otherwise these values - # are UTF8. - # - commit-ish ::= (ref_str | hexsha1 | sha1exp_str | idnum); - ref_str ::= ref; - sha1exp_str ::= sha1exp; - tag_str ::= tag; - path_str ::= path | '"' quoted(path) '"' ; - mode ::= '100644' | '644' - | '100755' | '755' - | '120000' - ; - - declen ::= # unsigned 32 bit value, ascii base10 notation; - bigint ::= # unsigned integer value, ascii base10 notation; - binary_data ::= # file content, not interpreted; - - when ::= raw_when | rfc2822_when; - raw_when ::= ts sp tz; - rfc2822_when ::= # Valid RFC 2822 date and time; - - sp ::= # ASCII space character; - lf ::= # ASCII newline (LF) character; - - # note: a colon (':') must precede the numerical value assigned to - # an idnum. This is to distinguish it from a ref or tag name as - # GIT does not permit ':' in ref or tag strings. - # - idnum ::= ':' bigint; - path ::= # GIT style file path, e.g. "a/b/c"; - ref ::= # GIT ref name, e.g. "refs/heads/MOZ_GECKO_EXPERIMENT"; - tag ::= # GIT tag name, e.g. "FIREFOX_1_5"; - sha1exp ::= # Any valid GIT SHA1 expression; - hexsha1 ::= # SHA1 in hexadecimal format; - - # note: name and email are UTF8 strings, however name must not - # contain '<' or lf and email must not contain any of the - # following: '<', '>', lf. - # - name ::= # valid GIT author/committer name; - email ::= # valid GIT author/committer email; - ts ::= # time since the epoch in seconds, ascii base10 notation; - tz ::= # GIT style timezone; - - # note: comments, get-mark, ls-tree, and cat-blob requests may - # appear anywhere in the input, except within a data command. Any - # form of the data command always escapes the related input from - # comment processing. - # - # In case it is not clear, the '#' that starts the comment - # must be the first character on that line (an lf - # preceded it). - # - - get_mark ::= 'get-mark' sp idnum lf; - cat_blob ::= 'cat-blob' sp (hexsha1 | idnum) lf; - ls_tree ::= 'ls' sp (hexsha1 | idnum) sp path_str lf; - - comment ::= '#' not_lf* lf; - not_lf ::= # Any byte that is not ASCII newline (LF); -*/ - #include "builtin.h" #include "cache.h" #include "repository.h" @@ -1975,6 +1821,13 @@ static void parse_mark(void) next_mark = 0; } +static void parse_original_identifier(void) +{ + const char *v; + if (skip_prefix(command_buf.buf, "original-oid ", &v)) + read_next_command(); +} + static int parse_data(struct strbuf *sb, uintmax_t limit, uintmax_t *len_res) { const char *data; @@ -2117,6 +1970,7 @@ static void parse_new_blob(void) { read_next_command(); parse_mark(); + parse_original_identifier(); parse_and_store_blob(&last_blob, NULL, next_mark); } @@ -2740,6 +2594,7 @@ static void parse_new_commit(const char *arg) read_next_command(); parse_mark(); + parse_original_identifier(); if (skip_prefix(command_buf.buf, "author ", &v)) { author = parse_ident(v); read_next_command(); @@ -2872,6 +2727,9 @@ static void parse_new_tag(const char *arg) die("Invalid ref name or SHA1 expression: %s", from); read_next_command(); + /* original-oid ... */ + parse_original_identifier(); + /* tagger ... */ if (skip_prefix(command_buf.buf, "tagger ", &v)) { tagger = parse_ident(v); |