diff options
Diffstat (limited to 'fast-import.c')
| -rw-r--r-- | fast-import.c | 107 |
1 files changed, 93 insertions, 14 deletions
diff --git a/fast-import.c b/fast-import.c index 4dcba416e0..ee4777fdaf 100644 --- a/fast-import.c +++ b/fast-import.c @@ -17,8 +17,8 @@ Format of STDIN stream: new_commit ::= 'commit' sp ref_str lf mark? - ('author' sp name '<' email '>' ts tz lf)? - 'committer' sp name '<' email '>' ts tz lf + ('author' sp name '<' email '>' when lf)? + 'committer' sp name '<' email '>' when lf commit_msg ('from' sp (ref_str | hexsha1 | sha1exp_str | idnum) lf)? ('merge' sp (ref_str | hexsha1 | sha1exp_str | idnum) lf)* @@ -34,7 +34,7 @@ Format of STDIN stream: new_tag ::= 'tag' sp tag_str lf 'from' sp (ref_str | hexsha1 | sha1exp_str | idnum) lf - 'tagger' sp name '<' email '>' ts tz lf + 'tagger' sp name '<' email '>' when lf tag_msg; tag_msg ::= data; @@ -88,6 +88,10 @@ Format of STDIN stream: 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; @@ -234,6 +238,12 @@ struct hash_list unsigned char sha1[20]; }; +typedef enum { + WHENSPEC_RAW = 1, + WHENSPEC_RFC2822, + WHENSPEC_NOW, +} whenspec_type; + /* Configured limits on output */ static unsigned long max_depth = 10; static unsigned long max_packsize = (1LL << 32) - 1; @@ -294,6 +304,7 @@ static struct tag *first_tag; static struct tag *last_tag; /* Input stream parsing */ +static whenspec_type whenspec = WHENSPEC_RAW; static struct strbuf command_buf; static uintmax_t next_mark; static struct dbuf new_data; @@ -1396,6 +1407,64 @@ static void *cmd_data (size_t *size) return buffer; } +static int validate_raw_date(const char *src, char *result, int maxlen) +{ + const char *orig_src = src; + char *endp, sign; + + strtoul(src, &endp, 10); + if (endp == src || *endp != ' ') + return -1; + + src = endp + 1; + if (*src != '-' && *src != '+') + return -1; + sign = *src; + + strtoul(src + 1, &endp, 10); + if (endp == src || *endp || (endp - orig_src) >= maxlen) + return -1; + + strcpy(result, orig_src); + return 0; +} + +static char *parse_ident(const char *buf) +{ + const char *gt; + size_t name_len; + char *ident; + + gt = strrchr(buf, '>'); + if (!gt) + die("Missing > in ident string: %s", buf); + gt++; + if (*gt != ' ') + die("Missing space after > in ident string: %s", buf); + gt++; + name_len = gt - buf; + ident = xmalloc(name_len + 24); + strncpy(ident, buf, name_len); + + switch (whenspec) { + case WHENSPEC_RAW: + if (validate_raw_date(gt, ident + name_len, 24) < 0) + die("Invalid raw date \"%s\" in ident: %s", gt, buf); + break; + case WHENSPEC_RFC2822: + if (parse_date(gt, ident + name_len, 24) < 0) + die("Invalid rfc2822 date \"%s\" in ident: %s", gt, buf); + break; + case WHENSPEC_NOW: + if (strcmp("now", gt)) + die("Date in ident must be 'now': %s", buf); + datestamp(ident + name_len, 24); + break; + } + + return ident; +} + static void cmd_new_blob(void) { size_t l; @@ -1655,11 +1724,11 @@ static void cmd_new_commit(void) read_next_command(); cmd_mark(); if (!strncmp("author ", command_buf.buf, 7)) { - author = strdup(command_buf.buf); + author = parse_ident(command_buf.buf + 7); read_next_command(); } if (!strncmp("committer ", command_buf.buf, 10)) { - committer = strdup(command_buf.buf); + committer = parse_ident(command_buf.buf + 10); read_next_command(); } if (!committer) @@ -1692,7 +1761,7 @@ static void cmd_new_commit(void) store_tree(&b->branch_tree); hashcpy(b->branch_tree.versions[0].sha1, b->branch_tree.versions[1].sha1); - size_dbuf(&new_data, 97 + msglen + size_dbuf(&new_data, 114 + msglen + merge_count * 49 + (author ? strlen(author) + strlen(committer) @@ -1708,11 +1777,9 @@ static void cmd_new_commit(void) free(merge_list); merge_list = next; } - if (author) - sp += sprintf(sp, "%s\n", author); - else - sp += sprintf(sp, "author %s\n", committer + 10); - sp += sprintf(sp, "%s\n\n", committer); + sp += sprintf(sp, "author %s\n", author ? author : committer); + sp += sprintf(sp, "committer %s\n", committer); + *sp++ = '\n'; memcpy(sp, msg, msglen); sp += msglen; free(author); @@ -1780,7 +1847,7 @@ static void cmd_new_tag(void) /* tagger ... */ if (strncmp("tagger ", command_buf.buf, 7)) die("Expected tagger command, got %s", command_buf.buf); - tagger = strdup(command_buf.buf); + tagger = parse_ident(command_buf.buf + 7); /* tag payload/message */ read_next_command(); @@ -1792,7 +1859,8 @@ static void cmd_new_tag(void) sp += sprintf(sp, "object %s\n", sha1_to_hex(sha1)); sp += sprintf(sp, "type %s\n", type_names[OBJ_COMMIT]); sp += sprintf(sp, "tag %s\n", t->name); - sp += sprintf(sp, "%s\n\n", tagger); + sp += sprintf(sp, "tagger %s\n", tagger); + *sp++ = '\n'; memcpy(sp, msg, msglen); sp += msglen; free(tagger); @@ -1835,7 +1903,7 @@ static void cmd_checkpoint(void) } static const char fast_import_usage[] = -"git-fast-import [--depth=n] [--active-branches=n] [--export-marks=marks.file] [--branch-log=log]"; +"git-fast-import [--date-format=f] [--max-pack-size=n] [--depth=n] [--active-branches=n] [--export-marks=marks.file]"; int main(int argc, const char **argv) { @@ -1849,6 +1917,17 @@ int main(int argc, const char **argv) if (*a != '-' || !strcmp(a, "--")) break; + else if (!strncmp(a, "--date-format=", 14)) { + const char *fmt = a + 14; + if (!strcmp(fmt, "raw")) + whenspec = WHENSPEC_RAW; + else if (!strcmp(fmt, "rfc2822")) + whenspec = WHENSPEC_RFC2822; + else if (!strcmp(fmt, "now")) + whenspec = WHENSPEC_NOW; + else + die("unknown --date-format argument %s", fmt); + } else if (!strncmp(a, "--max-pack-size=", 16)) max_packsize = strtoumax(a + 16, NULL, 0) * 1024 * 1024; else if (!strncmp(a, "--depth=", 8)) |