stagit.c (35306B)
1 #include <sys/stat.h> 2 #include <sys/types.h> 3 4 #include <err.h> 5 #include <errno.h> 6 #include <libgen.h> 7 #include <limits.h> 8 #include <stdint.h> 9 #include <stdio.h> 10 #include <stdlib.h> 11 #include <string.h> 12 #include <time.h> 13 #include <unistd.h> 14 15 #include <git2.h> 16 17 #include "compat.h" 18 19 #define LEN(s) (sizeof(s)/sizeof(*s)) 20 21 struct deltainfo { 22 git_patch *patch; 23 24 size_t addcount; 25 size_t delcount; 26 }; 27 28 struct commitinfo { 29 const git_oid *id; 30 31 char oid[GIT_OID_HEXSZ + 1]; 32 char parentoid[GIT_OID_HEXSZ + 1]; 33 34 const git_signature *author; 35 const git_signature *committer; 36 const char *summary; 37 const char *msg; 38 39 git_diff *diff; 40 git_commit *commit; 41 git_commit *parent; 42 git_tree *commit_tree; 43 git_tree *parent_tree; 44 45 size_t addcount; 46 size_t delcount; 47 size_t filecount; 48 49 struct deltainfo **deltas; 50 size_t ndeltas; 51 }; 52 53 /* reference and associated data for sorting */ 54 struct referenceinfo { 55 struct git_reference *ref; 56 struct commitinfo *ci; 57 }; 58 59 static git_repository *repo; 60 61 static const char *baseurl = ""; /* base URL to make absolute RSS/Atom URI */ 62 static const char *relpath = ""; 63 static const char *repodir; 64 65 static char *name = ""; 66 static char *strippedname = ""; 67 static char description[255]; 68 static char cloneurl[1024]; 69 static char *submodules; 70 static char *licensefiles[] = { "HEAD:LICENSE", "HEAD:LICENSE.md", "HEAD:COPYING" }; 71 static char *license; 72 static char *readmefiles[] = { "HEAD:README", "HEAD:README.md" }; 73 static char *readme; 74 static long long nlogcommits = -1; /* -1 indicates not used */ 75 76 /* cache */ 77 static git_oid lastoid; 78 static char lastoidstr[GIT_OID_HEXSZ + 2]; /* id + newline + NUL byte */ 79 static FILE *rcachefp, *wcachefp; 80 static const char *cachefile; 81 82 void 83 joinpath(char *buf, size_t bufsiz, const char *path, const char *path2) 84 { 85 int r; 86 87 r = snprintf(buf, bufsiz, "%s%s%s", 88 path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2); 89 if (r < 0 || (size_t)r >= bufsiz) 90 errx(1, "path truncated: '%s%s%s'", 91 path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2); 92 } 93 94 void 95 deltainfo_free(struct deltainfo *di) 96 { 97 if (!di) 98 return; 99 git_patch_free(di->patch); 100 memset(di, 0, sizeof(*di)); 101 free(di); 102 } 103 104 int 105 commitinfo_getstats(struct commitinfo *ci) 106 { 107 struct deltainfo *di; 108 git_diff_options opts; 109 git_diff_find_options fopts; 110 const git_diff_delta *delta; 111 const git_diff_hunk *hunk; 112 const git_diff_line *line; 113 git_patch *patch = NULL; 114 size_t ndeltas, nhunks, nhunklines; 115 size_t i, j, k; 116 117 if (git_tree_lookup(&(ci->commit_tree), repo, git_commit_tree_id(ci->commit))) 118 goto err; 119 if (!git_commit_parent(&(ci->parent), ci->commit, 0)) { 120 if (git_tree_lookup(&(ci->parent_tree), repo, git_commit_tree_id(ci->parent))) { 121 ci->parent = NULL; 122 ci->parent_tree = NULL; 123 } 124 } 125 126 git_diff_init_options(&opts, GIT_DIFF_OPTIONS_VERSION); 127 opts.flags |= GIT_DIFF_DISABLE_PATHSPEC_MATCH | 128 GIT_DIFF_IGNORE_SUBMODULES | 129 GIT_DIFF_INCLUDE_TYPECHANGE; 130 if (git_diff_tree_to_tree(&(ci->diff), repo, ci->parent_tree, ci->commit_tree, &opts)) 131 goto err; 132 133 if (git_diff_find_init_options(&fopts, GIT_DIFF_FIND_OPTIONS_VERSION)) 134 goto err; 135 /* find renames and copies, exact matches (no heuristic) for renames. */ 136 fopts.flags |= GIT_DIFF_FIND_RENAMES | GIT_DIFF_FIND_COPIES | 137 GIT_DIFF_FIND_EXACT_MATCH_ONLY; 138 if (git_diff_find_similar(ci->diff, &fopts)) 139 goto err; 140 141 ndeltas = git_diff_num_deltas(ci->diff); 142 if (ndeltas && !(ci->deltas = calloc(ndeltas, sizeof(struct deltainfo *)))) 143 err(1, "calloc"); 144 145 for (i = 0; i < ndeltas; i++) { 146 if (git_patch_from_diff(&patch, ci->diff, i)) 147 goto err; 148 149 if (!(di = calloc(1, sizeof(struct deltainfo)))) 150 err(1, "calloc"); 151 di->patch = patch; 152 ci->deltas[i] = di; 153 154 delta = git_patch_get_delta(patch); 155 156 /* skip stats for binary data */ 157 if (delta->flags & GIT_DIFF_FLAG_BINARY) 158 continue; 159 160 nhunks = git_patch_num_hunks(patch); 161 for (j = 0; j < nhunks; j++) { 162 if (git_patch_get_hunk(&hunk, &nhunklines, patch, j)) 163 break; 164 for (k = 0; ; k++) { 165 if (git_patch_get_line_in_hunk(&line, patch, j, k)) 166 break; 167 if (line->old_lineno == -1) { 168 di->addcount++; 169 ci->addcount++; 170 } else if (line->new_lineno == -1) { 171 di->delcount++; 172 ci->delcount++; 173 } 174 } 175 } 176 } 177 ci->ndeltas = i; 178 ci->filecount = i; 179 180 return 0; 181 182 err: 183 git_diff_free(ci->diff); 184 ci->diff = NULL; 185 git_tree_free(ci->commit_tree); 186 ci->commit_tree = NULL; 187 git_tree_free(ci->parent_tree); 188 ci->parent_tree = NULL; 189 git_commit_free(ci->parent); 190 ci->parent = NULL; 191 192 if (ci->deltas) 193 for (i = 0; i < ci->ndeltas; i++) 194 deltainfo_free(ci->deltas[i]); 195 free(ci->deltas); 196 ci->deltas = NULL; 197 ci->ndeltas = 0; 198 ci->addcount = 0; 199 ci->delcount = 0; 200 ci->filecount = 0; 201 202 return -1; 203 } 204 205 void 206 commitinfo_free(struct commitinfo *ci) 207 { 208 size_t i; 209 210 if (!ci) 211 return; 212 if (ci->deltas) 213 for (i = 0; i < ci->ndeltas; i++) 214 deltainfo_free(ci->deltas[i]); 215 216 free(ci->deltas); 217 git_diff_free(ci->diff); 218 git_tree_free(ci->commit_tree); 219 git_tree_free(ci->parent_tree); 220 git_commit_free(ci->commit); 221 git_commit_free(ci->parent); 222 memset(ci, 0, sizeof(*ci)); 223 free(ci); 224 } 225 226 struct commitinfo * 227 commitinfo_getbyoid(const git_oid *id) 228 { 229 struct commitinfo *ci; 230 231 if (!(ci = calloc(1, sizeof(struct commitinfo)))) 232 err(1, "calloc"); 233 234 if (git_commit_lookup(&(ci->commit), repo, id)) 235 goto err; 236 ci->id = id; 237 238 git_oid_tostr(ci->oid, sizeof(ci->oid), git_commit_id(ci->commit)); 239 git_oid_tostr(ci->parentoid, sizeof(ci->parentoid), git_commit_parent_id(ci->commit, 0)); 240 241 ci->author = git_commit_author(ci->commit); 242 ci->committer = git_commit_committer(ci->commit); 243 ci->summary = git_commit_summary(ci->commit); 244 ci->msg = git_commit_message(ci->commit); 245 246 return ci; 247 248 err: 249 commitinfo_free(ci); 250 251 return NULL; 252 } 253 254 int 255 refs_cmp(const void *v1, const void *v2) 256 { 257 const struct referenceinfo *r1 = v1, *r2 = v2; 258 time_t t1, t2; 259 int r; 260 261 if ((r = git_reference_is_tag(r1->ref) - git_reference_is_tag(r2->ref))) 262 return r; 263 264 t1 = r1->ci->author ? r1->ci->author->when.time : 0; 265 t2 = r2->ci->author ? r2->ci->author->when.time : 0; 266 if ((r = t1 > t2 ? -1 : (t1 == t2 ? 0 : 1))) 267 return r; 268 269 return strcmp(git_reference_shorthand(r1->ref), 270 git_reference_shorthand(r2->ref)); 271 } 272 273 int 274 getrefs(struct referenceinfo **pris, size_t *prefcount) 275 { 276 struct referenceinfo *ris = NULL; 277 struct commitinfo *ci = NULL; 278 git_reference_iterator *it = NULL; 279 const git_oid *id = NULL; 280 git_object *obj = NULL; 281 git_reference *dref = NULL, *r, *ref = NULL; 282 size_t i, refcount; 283 284 *pris = NULL; 285 *prefcount = 0; 286 287 if (git_reference_iterator_new(&it, repo)) 288 return -1; 289 290 for (refcount = 0; !git_reference_next(&ref, it); ) { 291 if (!git_reference_is_branch(ref) && !git_reference_is_tag(ref)) { 292 git_reference_free(ref); 293 ref = NULL; 294 continue; 295 } 296 297 switch (git_reference_type(ref)) { 298 case GIT_REF_SYMBOLIC: 299 if (git_reference_resolve(&dref, ref)) 300 goto err; 301 r = dref; 302 break; 303 case GIT_REF_OID: 304 r = ref; 305 break; 306 default: 307 continue; 308 } 309 if (!git_reference_target(r) || 310 git_reference_peel(&obj, r, GIT_OBJ_ANY)) 311 goto err; 312 if (!(id = git_object_id(obj))) 313 goto err; 314 if (!(ci = commitinfo_getbyoid(id))) 315 break; 316 317 if (!(ris = reallocarray(ris, refcount + 1, sizeof(*ris)))) 318 err(1, "realloc"); 319 ris[refcount].ci = ci; 320 ris[refcount].ref = r; 321 refcount++; 322 323 git_object_free(obj); 324 obj = NULL; 325 git_reference_free(dref); 326 dref = NULL; 327 } 328 git_reference_iterator_free(it); 329 330 /* sort by type, date then shorthand name */ 331 qsort(ris, refcount, sizeof(*ris), refs_cmp); 332 333 *pris = ris; 334 *prefcount = refcount; 335 336 return 0; 337 338 err: 339 git_object_free(obj); 340 git_reference_free(dref); 341 commitinfo_free(ci); 342 for (i = 0; i < refcount; i++) { 343 commitinfo_free(ris[i].ci); 344 git_reference_free(ris[i].ref); 345 } 346 free(ris); 347 348 return -1; 349 } 350 351 FILE * 352 efopen(const char *filename, const char *flags) 353 { 354 FILE *fp; 355 356 if (!(fp = fopen(filename, flags))) 357 err(1, "fopen: '%s'", filename); 358 359 return fp; 360 } 361 362 /* Percent-encode, see RFC3986 section 2.1. */ 363 void 364 percentencode(FILE *fp, const char *s, size_t len) 365 { 366 static char tab[] = "0123456789ABCDEF"; 367 unsigned char uc; 368 size_t i; 369 370 for (i = 0; *s && i < len; s++, i++) { 371 uc = *s; 372 /* NOTE: do not encode '/' for paths or ",-." */ 373 if (uc < ',' || uc >= 127 || (uc >= ':' && uc <= '@') || 374 uc == '[' || uc == ']') { 375 putc('%', fp); 376 putc(tab[(uc >> 4) & 0x0f], fp); 377 putc(tab[uc & 0x0f], fp); 378 } else { 379 putc(uc, fp); 380 } 381 } 382 } 383 384 /* Escape characters below as HTML 2.0 / XML 1.0. */ 385 void 386 xmlencode(FILE *fp, const char *s, size_t len) 387 { 388 size_t i; 389 390 for (i = 0; *s && i < len; s++, i++) { 391 switch(*s) { 392 case '<': fputs("<", fp); break; 393 case '>': fputs(">", fp); break; 394 case '\'': fputs("'", fp); break; 395 case '&': fputs("&", fp); break; 396 case '"': fputs(""", fp); break; 397 default: putc(*s, fp); 398 } 399 } 400 } 401 402 /* Escape characters below as HTML 2.0 / XML 1.0, ignore printing '\r', '\n' */ 403 void 404 xmlencodeline(FILE *fp, const char *s, size_t len) 405 { 406 size_t i; 407 408 for (i = 0; *s && i < len; s++, i++) { 409 switch(*s) { 410 case '<': fputs("<", fp); break; 411 case '>': fputs(">", fp); break; 412 case '\'': fputs("'", fp); break; 413 case '&': fputs("&", fp); break; 414 case '"': fputs(""", fp); break; 415 case '\r': break; /* ignore CR */ 416 case '\n': break; /* ignore LF */ 417 default: putc(*s, fp); 418 } 419 } 420 } 421 422 int 423 mkdirp(const char *path) 424 { 425 char tmp[PATH_MAX], *p; 426 427 if (strlcpy(tmp, path, sizeof(tmp)) >= sizeof(tmp)) 428 errx(1, "path truncated: '%s'", path); 429 for (p = tmp + (tmp[0] == '/'); *p; p++) { 430 if (*p != '/') 431 continue; 432 *p = '\0'; 433 if (mkdir(tmp, S_IRWXU | S_IRWXG | S_IRWXO) < 0 && errno != EEXIST) 434 return -1; 435 *p = '/'; 436 } 437 if (mkdir(tmp, S_IRWXU | S_IRWXG | S_IRWXO) < 0 && errno != EEXIST) 438 return -1; 439 return 0; 440 } 441 442 void 443 printtimez(FILE *fp, const git_time *intime) 444 { 445 struct tm *intm; 446 time_t t; 447 char out[32]; 448 449 t = (time_t)intime->time; 450 if (!(intm = gmtime(&t))) 451 return; 452 strftime(out, sizeof(out), "%Y-%m-%dT%H:%M:%SZ", intm); 453 fputs(out, fp); 454 } 455 456 void 457 printtime(FILE *fp, const git_time *intime) 458 { 459 struct tm *intm; 460 time_t t; 461 char out[32]; 462 463 t = (time_t)intime->time + (intime->offset * 60); 464 if (!(intm = gmtime(&t))) 465 return; 466 strftime(out, sizeof(out), "%a, %e %b %Y %H:%M:%S", intm); 467 if (intime->offset < 0) 468 fprintf(fp, "%s -%02d%02d", out, 469 -(intime->offset) / 60, -(intime->offset) % 60); 470 else 471 fprintf(fp, "%s +%02d%02d", out, 472 intime->offset / 60, intime->offset % 60); 473 } 474 475 void 476 printtimeshort(FILE *fp, const git_time *intime) 477 { 478 struct tm *intm; 479 time_t t; 480 char out[32]; 481 482 t = (time_t)intime->time; 483 if (!(intm = gmtime(&t))) 484 return; 485 strftime(out, sizeof(out), "%Y-%m-%d %H:%M", intm); 486 fputs(out, fp); 487 } 488 489 void 490 writeheader(FILE *fp, const char *title) 491 { 492 fputs("<!DOCTYPE html>\n" 493 "<html>\n<head>\n" 494 "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n" 495 "<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\" />\n" 496 "<title>", fp); 497 xmlencode(fp, title, strlen(title)); 498 if (title[0] && strippedname[0]) 499 fputs(" - ", fp); 500 xmlencode(fp, strippedname, strlen(strippedname)); 501 if (description[0]) 502 fputs(" - ", fp); 503 xmlencode(fp, description, strlen(description)); 504 fprintf(fp, "</title>\n<link rel=\"icon\" type=\"image/png\" href=\"%sfavicon.png\" />\n", relpath); 505 fputs("<link rel=\"alternate\" type=\"application/atom+xml\" title=\"", fp); 506 xmlencode(fp, name, strlen(name)); 507 fprintf(fp, " Atom Feed\" href=\"%satom.xml\" />\n", relpath); 508 fputs("<link rel=\"alternate\" type=\"application/atom+xml\" title=\"", fp); 509 xmlencode(fp, name, strlen(name)); 510 fprintf(fp, " Atom Feed (tags)\" href=\"%stags.xml\" />\n", relpath); 511 fprintf(fp, "<link rel=\"stylesheet\" type=\"text/css\" href=\"%sstyle.css\" />\n", relpath); 512 fputs("</head>\n<body>\n<table><tr><td>", fp); 513 fprintf(fp, "<a href=\"../%s\"><img src=\"%slogo.png\" alt=\"\" width=\"32\" height=\"32\" /></a>", 514 relpath, relpath); 515 fputs("</td><td><h1>", fp); 516 xmlencode(fp, strippedname, strlen(strippedname)); 517 fputs("</h1><span class=\"desc\">", fp); 518 xmlencode(fp, description, strlen(description)); 519 fputs("</span></td></tr>", fp); 520 if (cloneurl[0]) { 521 fputs("<tr class=\"url\"><td></td><td>git clone <a href=\"", fp); 522 xmlencode(fp, cloneurl, strlen(cloneurl)); /* not percent-encoded */ 523 fputs("\">", fp); 524 xmlencode(fp, cloneurl, strlen(cloneurl)); 525 fputs("</a></td></tr>", fp); 526 } 527 fputs("<tr><td></td><td>\n", fp); 528 fprintf(fp, "<a href=\"%slog.html\">Log</a> | ", relpath); 529 fprintf(fp, "<a href=\"%sfiles.html\">Files</a> | ", relpath); 530 fprintf(fp, "<a href=\"%srefs.html\">Refs</a>", relpath); 531 if (submodules) 532 fprintf(fp, " | <a href=\"%sfile/%s.html\">Submodules</a>", 533 relpath, submodules); 534 if (readme) 535 fprintf(fp, " | <a href=\"%sfile/%s.html\">README</a>", 536 relpath, readme); 537 if (license) 538 fprintf(fp, " | <a href=\"%sfile/%s.html\">LICENSE</a>", 539 relpath, license); 540 fputs("</td></tr></table>\n<hr/>\n<div id=\"content\">\n", fp); 541 } 542 543 void 544 writefooter(FILE *fp) 545 { 546 fputs("</div>\n</body>\n</html>\n", fp); 547 } 548 549 size_t 550 writeblobhtml(FILE *fp, const git_blob *blob) 551 { 552 size_t n = 0, i, len, prev; 553 const char *nfmt = "<a href=\"#l%zu\" class=\"line\" id=\"l%zu\">%7zu</a> "; 554 const char *s = git_blob_rawcontent(blob); 555 556 len = git_blob_rawsize(blob); 557 fputs("<pre id=\"blob\">\n", fp); 558 559 if (len > 0) { 560 for (i = 0, prev = 0; i < len; i++) { 561 if (s[i] != '\n') 562 continue; 563 n++; 564 fprintf(fp, nfmt, n, n, n); 565 xmlencodeline(fp, &s[prev], i - prev + 1); 566 putc('\n', fp); 567 prev = i + 1; 568 } 569 /* trailing data */ 570 if ((len - prev) > 0) { 571 n++; 572 fprintf(fp, nfmt, n, n, n); 573 xmlencodeline(fp, &s[prev], len - prev); 574 } 575 } 576 577 fputs("</pre>\n", fp); 578 579 return n; 580 } 581 582 void 583 printcommit(FILE *fp, struct commitinfo *ci) 584 { 585 fprintf(fp, "<b>commit</b> <a href=\"%scommit/%s.html\">%s</a>\n", 586 relpath, ci->oid, ci->oid); 587 588 if (ci->parentoid[0]) 589 fprintf(fp, "<b>parent</b> <a href=\"%scommit/%s.html\">%s</a>\n", 590 relpath, ci->parentoid, ci->parentoid); 591 592 if (ci->author) { 593 fputs("<b>Author:</b> ", fp); 594 xmlencode(fp, ci->author->name, strlen(ci->author->name)); 595 fputs(" <<a href=\"mailto:", fp); 596 xmlencode(fp, ci->author->email, strlen(ci->author->email)); /* not percent-encoded */ 597 fputs("\">", fp); 598 xmlencode(fp, ci->author->email, strlen(ci->author->email)); 599 fputs("</a>>\n<b>Date:</b> ", fp); 600 printtime(fp, &(ci->author->when)); 601 putc('\n', fp); 602 } 603 if (ci->msg) { 604 putc('\n', fp); 605 xmlencode(fp, ci->msg, strlen(ci->msg)); 606 putc('\n', fp); 607 } 608 } 609 610 void 611 printshowfile(FILE *fp, struct commitinfo *ci) 612 { 613 const git_diff_delta *delta; 614 const git_diff_hunk *hunk; 615 const git_diff_line *line; 616 git_patch *patch; 617 size_t nhunks, nhunklines, changed, add, del, total, i, j, k; 618 char linestr[80]; 619 int c; 620 621 printcommit(fp, ci); 622 623 if (!ci->deltas) 624 return; 625 626 if (ci->filecount > 1000 || 627 ci->ndeltas > 1000 || 628 ci->addcount > 100000 || 629 ci->delcount > 100000) { 630 fputs("Diff is too large, output suppressed.\n", fp); 631 return; 632 } 633 634 /* diff stat */ 635 fputs("<b>Diffstat:</b>\n<table>", fp); 636 for (i = 0; i < ci->ndeltas; i++) { 637 delta = git_patch_get_delta(ci->deltas[i]->patch); 638 639 switch (delta->status) { 640 case GIT_DELTA_ADDED: c = 'A'; break; 641 case GIT_DELTA_COPIED: c = 'C'; break; 642 case GIT_DELTA_DELETED: c = 'D'; break; 643 case GIT_DELTA_MODIFIED: c = 'M'; break; 644 case GIT_DELTA_RENAMED: c = 'R'; break; 645 case GIT_DELTA_TYPECHANGE: c = 'T'; break; 646 default: c = ' '; break; 647 } 648 if (c == ' ') 649 fprintf(fp, "<tr><td>%c", c); 650 else 651 fprintf(fp, "<tr><td class=\"%c\">%c", c, c); 652 653 fprintf(fp, "</td><td><a href=\"#h%zu\">", i); 654 xmlencode(fp, delta->old_file.path, strlen(delta->old_file.path)); 655 if (strcmp(delta->old_file.path, delta->new_file.path)) { 656 fputs(" -> ", fp); 657 xmlencode(fp, delta->new_file.path, strlen(delta->new_file.path)); 658 } 659 660 add = ci->deltas[i]->addcount; 661 del = ci->deltas[i]->delcount; 662 changed = add + del; 663 total = sizeof(linestr) - 2; 664 if (changed > total) { 665 if (add) 666 add = ((float)total / changed * add) + 1; 667 if (del) 668 del = ((float)total / changed * del) + 1; 669 } 670 memset(&linestr, '+', add); 671 memset(&linestr[add], '-', del); 672 673 fprintf(fp, "</a></td><td> | </td><td class=\"num\">%zu</td><td><span class=\"i\">", 674 ci->deltas[i]->addcount + ci->deltas[i]->delcount); 675 fwrite(&linestr, 1, add, fp); 676 fputs("</span><span class=\"d\">", fp); 677 fwrite(&linestr[add], 1, del, fp); 678 fputs("</span></td></tr>\n", fp); 679 } 680 fprintf(fp, "</table></pre><pre>%zu file%s changed, %zu insertion%s(+), %zu deletion%s(-)\n", 681 ci->filecount, ci->filecount == 1 ? "" : "s", 682 ci->addcount, ci->addcount == 1 ? "" : "s", 683 ci->delcount, ci->delcount == 1 ? "" : "s"); 684 685 fputs("<hr/>", fp); 686 687 for (i = 0; i < ci->ndeltas; i++) { 688 patch = ci->deltas[i]->patch; 689 delta = git_patch_get_delta(patch); 690 fprintf(fp, "<b>diff --git a/<a id=\"h%zu\" href=\"%sfile/", i, relpath); 691 percentencode(fp, delta->old_file.path, strlen(delta->old_file.path)); 692 fputs(".html\">", fp); 693 xmlencode(fp, delta->old_file.path, strlen(delta->old_file.path)); 694 fprintf(fp, "</a> b/<a href=\"%sfile/", relpath); 695 percentencode(fp, delta->new_file.path, strlen(delta->new_file.path)); 696 fprintf(fp, ".html\">"); 697 xmlencode(fp, delta->new_file.path, strlen(delta->new_file.path)); 698 fprintf(fp, "</a></b>\n"); 699 700 /* check binary data */ 701 if (delta->flags & GIT_DIFF_FLAG_BINARY) { 702 fputs("Binary files differ.\n", fp); 703 continue; 704 } 705 706 nhunks = git_patch_num_hunks(patch); 707 for (j = 0; j < nhunks; j++) { 708 if (git_patch_get_hunk(&hunk, &nhunklines, patch, j)) 709 break; 710 711 fprintf(fp, "<a href=\"#h%zu-%zu\" id=\"h%zu-%zu\" class=\"h\">", i, j, i, j); 712 xmlencode(fp, hunk->header, hunk->header_len); 713 fputs("</a>", fp); 714 715 for (k = 0; ; k++) { 716 if (git_patch_get_line_in_hunk(&line, patch, j, k)) 717 break; 718 if (line->old_lineno == -1) 719 fprintf(fp, "<a href=\"#h%zu-%zu-%zu\" id=\"h%zu-%zu-%zu\" class=\"i\">+", 720 i, j, k, i, j, k); 721 else if (line->new_lineno == -1) 722 fprintf(fp, "<a href=\"#h%zu-%zu-%zu\" id=\"h%zu-%zu-%zu\" class=\"d\">-", 723 i, j, k, i, j, k); 724 else 725 putc(' ', fp); 726 xmlencodeline(fp, line->content, line->content_len); 727 putc('\n', fp); 728 if (line->old_lineno == -1 || line->new_lineno == -1) 729 fputs("</a>", fp); 730 } 731 } 732 } 733 } 734 735 void 736 writelogline(FILE *fp, struct commitinfo *ci) 737 { 738 fputs("<tr><td>", fp); 739 if (ci->author) 740 printtimeshort(fp, &(ci->author->when)); 741 fputs("</td><td>", fp); 742 if (ci->summary) { 743 fprintf(fp, "<a href=\"%scommit/%s.html\">", relpath, ci->oid); 744 xmlencode(fp, ci->summary, strlen(ci->summary)); 745 fputs("</a>", fp); 746 } 747 fputs("</td><td>", fp); 748 if (ci->author) 749 xmlencode(fp, ci->author->name, strlen(ci->author->name)); 750 fputs("</td><td class=\"num\" align=\"right\">", fp); 751 fprintf(fp, "%zu", ci->filecount); 752 fputs("</td><td class=\"num\" align=\"right\">", fp); 753 fprintf(fp, "+%zu", ci->addcount); 754 fputs("</td><td class=\"num\" align=\"right\">", fp); 755 fprintf(fp, "-%zu", ci->delcount); 756 fputs("</td></tr>\n", fp); 757 } 758 759 int 760 writelog(FILE *fp, const git_oid *oid) 761 { 762 struct commitinfo *ci; 763 git_revwalk *w = NULL; 764 git_oid id; 765 char path[PATH_MAX], oidstr[GIT_OID_HEXSZ + 1]; 766 FILE *fpfile; 767 size_t remcommits = 0; 768 int r; 769 770 git_revwalk_new(&w, repo); 771 git_revwalk_push(w, oid); 772 773 while (!git_revwalk_next(&id, w)) { 774 relpath = ""; 775 776 if (cachefile && !memcmp(&id, &lastoid, sizeof(id))) 777 break; 778 779 git_oid_tostr(oidstr, sizeof(oidstr), &id); 780 r = snprintf(path, sizeof(path), "commit/%s.html", oidstr); 781 if (r < 0 || (size_t)r >= sizeof(path)) 782 errx(1, "path truncated: 'commit/%s.html'", oidstr); 783 r = access(path, F_OK); 784 785 /* optimization: if there are no log lines to write and 786 the commit file already exists: skip the diffstat */ 787 if (!nlogcommits) { 788 remcommits++; 789 if (!r) 790 continue; 791 } 792 793 if (!(ci = commitinfo_getbyoid(&id))) 794 break; 795 /* diffstat: for stagit HTML required for the log.html line */ 796 if (commitinfo_getstats(ci) == -1) 797 goto err; 798 799 if (nlogcommits != 0) { 800 writelogline(fp, ci); 801 if (nlogcommits > 0) 802 nlogcommits--; 803 } 804 805 if (cachefile) 806 writelogline(wcachefp, ci); 807 808 /* check if file exists if so skip it */ 809 if (r) { 810 relpath = "../"; 811 fpfile = efopen(path, "w"); 812 writeheader(fpfile, ci->summary); 813 fputs("<pre>", fpfile); 814 printshowfile(fpfile, ci); 815 fputs("</pre>\n", fpfile); 816 writefooter(fpfile); 817 fclose(fpfile); 818 } 819 err: 820 commitinfo_free(ci); 821 } 822 git_revwalk_free(w); 823 824 if (nlogcommits == 0 && remcommits != 0) { 825 fprintf(fp, "<tr><td></td><td colspan=\"5\">" 826 "%zu more commits remaining, fetch the repository" 827 "</td></tr>\n", remcommits); 828 } 829 830 relpath = ""; 831 832 return 0; 833 } 834 835 void 836 printcommitatom(FILE *fp, struct commitinfo *ci, const char *tag) 837 { 838 fputs("<entry>\n", fp); 839 840 fprintf(fp, "<id>%s</id>\n", ci->oid); 841 if (ci->author) { 842 fputs("<published>", fp); 843 printtimez(fp, &(ci->author->when)); 844 fputs("</published>\n", fp); 845 } 846 if (ci->committer) { 847 fputs("<updated>", fp); 848 printtimez(fp, &(ci->committer->when)); 849 fputs("</updated>\n", fp); 850 } 851 if (ci->summary) { 852 fputs("<title type=\"text\">", fp); 853 if (tag && tag[0]) { 854 fputs("[", fp); 855 xmlencode(fp, tag, strlen(tag)); 856 fputs("] ", fp); 857 } 858 xmlencode(fp, ci->summary, strlen(ci->summary)); 859 fputs("</title>\n", fp); 860 } 861 fprintf(fp, "<link rel=\"alternate\" type=\"text/html\" href=\"%scommit/%s.html\" />\n", 862 baseurl, ci->oid); 863 864 if (ci->author) { 865 fputs("<author>\n<name>", fp); 866 xmlencode(fp, ci->author->name, strlen(ci->author->name)); 867 fputs("</name>\n<email>", fp); 868 xmlencode(fp, ci->author->email, strlen(ci->author->email)); 869 fputs("</email>\n</author>\n", fp); 870 } 871 872 fputs("<content type=\"text\">", fp); 873 fprintf(fp, "commit %s\n", ci->oid); 874 if (ci->parentoid[0]) 875 fprintf(fp, "parent %s\n", ci->parentoid); 876 if (ci->author) { 877 fputs("Author: ", fp); 878 xmlencode(fp, ci->author->name, strlen(ci->author->name)); 879 fputs(" <", fp); 880 xmlencode(fp, ci->author->email, strlen(ci->author->email)); 881 fputs(">\nDate: ", fp); 882 printtime(fp, &(ci->author->when)); 883 putc('\n', fp); 884 } 885 if (ci->msg) { 886 putc('\n', fp); 887 xmlencode(fp, ci->msg, strlen(ci->msg)); 888 } 889 fputs("\n</content>\n</entry>\n", fp); 890 } 891 892 int 893 writeatom(FILE *fp, int all) 894 { 895 struct referenceinfo *ris = NULL; 896 size_t refcount = 0; 897 struct commitinfo *ci; 898 git_revwalk *w = NULL; 899 git_oid id; 900 size_t i, m = 100; /* last 'm' commits */ 901 902 fputs("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" 903 "<feed xmlns=\"http://www.w3.org/2005/Atom\">\n<title>", fp); 904 xmlencode(fp, strippedname, strlen(strippedname)); 905 fputs(", branch HEAD</title>\n<subtitle>", fp); 906 xmlencode(fp, description, strlen(description)); 907 fputs("</subtitle>\n", fp); 908 909 /* all commits or only tags? */ 910 if (all) { 911 git_revwalk_new(&w, repo); 912 git_revwalk_push_head(w); 913 for (i = 0; i < m && !git_revwalk_next(&id, w); i++) { 914 if (!(ci = commitinfo_getbyoid(&id))) 915 break; 916 printcommitatom(fp, ci, ""); 917 commitinfo_free(ci); 918 } 919 git_revwalk_free(w); 920 } else if (getrefs(&ris, &refcount) != -1) { 921 /* references: tags */ 922 for (i = 0; i < refcount; i++) { 923 if (git_reference_is_tag(ris[i].ref)) 924 printcommitatom(fp, ris[i].ci, 925 git_reference_shorthand(ris[i].ref)); 926 927 commitinfo_free(ris[i].ci); 928 git_reference_free(ris[i].ref); 929 } 930 free(ris); 931 } 932 933 fputs("</feed>\n", fp); 934 935 return 0; 936 } 937 938 size_t 939 writeblob(git_object *obj, const char *fpath, const char *filename, size_t filesize) 940 { 941 char tmp[PATH_MAX] = "", *d; 942 const char *p; 943 size_t lc = 0; 944 FILE *fp; 945 946 if (strlcpy(tmp, fpath, sizeof(tmp)) >= sizeof(tmp)) 947 errx(1, "path truncated: '%s'", fpath); 948 if (!(d = dirname(tmp))) 949 err(1, "dirname"); 950 if (mkdirp(d)) 951 return -1; 952 953 for (p = fpath, tmp[0] = '\0'; *p; p++) { 954 if (*p == '/' && strlcat(tmp, "../", sizeof(tmp)) >= sizeof(tmp)) 955 errx(1, "path truncated: '../%s'", tmp); 956 } 957 relpath = tmp; 958 959 fp = efopen(fpath, "w"); 960 writeheader(fp, filename); 961 fputs("<p> ", fp); 962 xmlencode(fp, filename, strlen(filename)); 963 fprintf(fp, " (%zuB)", filesize); 964 fputs("</p><hr/>", fp); 965 966 if (git_blob_is_binary((git_blob *)obj)) { 967 fputs("<p>Binary file.</p>\n", fp); 968 } else { 969 lc = writeblobhtml(fp, (git_blob *)obj); 970 if (ferror(fp)) 971 err(1, "fwrite"); 972 } 973 writefooter(fp); 974 fclose(fp); 975 976 relpath = ""; 977 978 return lc; 979 } 980 981 const char * 982 filemode(git_filemode_t m) 983 { 984 static char mode[11]; 985 986 memset(mode, '-', sizeof(mode) - 1); 987 mode[10] = '\0'; 988 989 if (S_ISREG(m)) 990 mode[0] = '-'; 991 else if (S_ISBLK(m)) 992 mode[0] = 'b'; 993 else if (S_ISCHR(m)) 994 mode[0] = 'c'; 995 else if (S_ISDIR(m)) 996 mode[0] = 'd'; 997 else if (S_ISFIFO(m)) 998 mode[0] = 'p'; 999 else if (S_ISLNK(m)) 1000 mode[0] = 'l'; 1001 else if (S_ISSOCK(m)) 1002 mode[0] = 's'; 1003 else 1004 mode[0] = '?'; 1005 1006 if (m & S_IRUSR) mode[1] = 'r'; 1007 if (m & S_IWUSR) mode[2] = 'w'; 1008 if (m & S_IXUSR) mode[3] = 'x'; 1009 if (m & S_IRGRP) mode[4] = 'r'; 1010 if (m & S_IWGRP) mode[5] = 'w'; 1011 if (m & S_IXGRP) mode[6] = 'x'; 1012 if (m & S_IROTH) mode[7] = 'r'; 1013 if (m & S_IWOTH) mode[8] = 'w'; 1014 if (m & S_IXOTH) mode[9] = 'x'; 1015 1016 if (m & S_ISUID) mode[3] = (mode[3] == 'x') ? 's' : 'S'; 1017 if (m & S_ISGID) mode[6] = (mode[6] == 'x') ? 's' : 'S'; 1018 if (m & S_ISVTX) mode[9] = (mode[9] == 'x') ? 't' : 'T'; 1019 1020 return mode; 1021 } 1022 1023 int 1024 writefilestree(FILE *fp, git_tree *tree, const char *path) 1025 { 1026 const git_tree_entry *entry = NULL; 1027 git_object *obj = NULL; 1028 const char *entryname; 1029 char filepath[PATH_MAX], entrypath[PATH_MAX], oid[8]; 1030 size_t count, i, lc, filesize; 1031 int r, ret; 1032 1033 count = git_tree_entrycount(tree); 1034 for (i = 0; i < count; i++) { 1035 if (!(entry = git_tree_entry_byindex(tree, i)) || 1036 !(entryname = git_tree_entry_name(entry))) 1037 return -1; 1038 joinpath(entrypath, sizeof(entrypath), path, entryname); 1039 1040 r = snprintf(filepath, sizeof(filepath), "file/%s.html", 1041 entrypath); 1042 if (r < 0 || (size_t)r >= sizeof(filepath)) 1043 errx(1, "path truncated: 'file/%s.html'", entrypath); 1044 1045 if (!git_tree_entry_to_object(&obj, repo, entry)) { 1046 switch (git_object_type(obj)) { 1047 case GIT_OBJ_BLOB: 1048 break; 1049 case GIT_OBJ_TREE: 1050 /* NOTE: recurses */ 1051 ret = writefilestree(fp, (git_tree *)obj, 1052 entrypath); 1053 git_object_free(obj); 1054 if (ret) 1055 return ret; 1056 continue; 1057 default: 1058 git_object_free(obj); 1059 continue; 1060 } 1061 1062 filesize = git_blob_rawsize((git_blob *)obj); 1063 lc = writeblob(obj, filepath, entryname, filesize); 1064 1065 fputs("<tr><td>", fp); 1066 fputs(filemode(git_tree_entry_filemode(entry)), fp); 1067 fprintf(fp, "</td><td><a href=\"%s", relpath); 1068 percentencode(fp, filepath, strlen(filepath)); 1069 fputs("\">", fp); 1070 xmlencode(fp, entrypath, strlen(entrypath)); 1071 fputs("</a></td><td class=\"num\" align=\"right\">", fp); 1072 if (lc > 0) 1073 fprintf(fp, "%zuL", lc); 1074 else 1075 fprintf(fp, "%zuB", filesize); 1076 fputs("</td></tr>\n", fp); 1077 git_object_free(obj); 1078 } else if (git_tree_entry_type(entry) == GIT_OBJ_COMMIT) { 1079 /* commit object in tree is a submodule */ 1080 fprintf(fp, "<tr><td>m---------</td><td><a href=\"%sfile/.gitmodules.html\">", 1081 relpath); 1082 xmlencode(fp, entrypath, strlen(entrypath)); 1083 fputs("</a> @ ", fp); 1084 git_oid_tostr(oid, sizeof(oid), git_tree_entry_id(entry)); 1085 xmlencode(fp, oid, strlen(oid)); 1086 fputs("</td><td class=\"num\" align=\"right\"></td></tr>\n", fp); 1087 } 1088 } 1089 1090 return 0; 1091 } 1092 1093 int 1094 writefiles(FILE *fp, const git_oid *id) 1095 { 1096 git_tree *tree = NULL; 1097 git_commit *commit = NULL; 1098 int ret = -1; 1099 1100 fputs("<table id=\"files\"><thead>\n<tr>" 1101 "<td><b>Mode</b></td><td><b>Name</b></td>" 1102 "<td class=\"num\" align=\"right\"><b>Size</b></td>" 1103 "</tr>\n</thead><tbody>\n", fp); 1104 1105 if (!git_commit_lookup(&commit, repo, id) && 1106 !git_commit_tree(&tree, commit)) 1107 ret = writefilestree(fp, tree, ""); 1108 1109 fputs("</tbody></table>", fp); 1110 1111 git_commit_free(commit); 1112 git_tree_free(tree); 1113 1114 return ret; 1115 } 1116 1117 int 1118 writerefs(FILE *fp) 1119 { 1120 struct referenceinfo *ris = NULL; 1121 struct commitinfo *ci; 1122 size_t count, i, j, refcount; 1123 const char *titles[] = { "Branches", "Tags" }; 1124 const char *ids[] = { "branches", "tags" }; 1125 const char *s; 1126 1127 if (getrefs(&ris, &refcount) == -1) 1128 return -1; 1129 1130 for (i = 0, j = 0, count = 0; i < refcount; i++) { 1131 if (j == 0 && git_reference_is_tag(ris[i].ref)) { 1132 if (count) 1133 fputs("</tbody></table><br/>\n", fp); 1134 count = 0; 1135 j = 1; 1136 } 1137 1138 /* print header if it has an entry (first). */ 1139 if (++count == 1) { 1140 fprintf(fp, "<h2>%s</h2><table id=\"%s\">" 1141 "<thead>\n<tr><td><b>Name</b></td>" 1142 "<td><b>Last commit date</b></td>" 1143 "<td><b>Author</b></td>\n</tr>\n" 1144 "</thead><tbody>\n", 1145 titles[j], ids[j]); 1146 } 1147 1148 ci = ris[i].ci; 1149 s = git_reference_shorthand(ris[i].ref); 1150 1151 fputs("<tr><td>", fp); 1152 xmlencode(fp, s, strlen(s)); 1153 fputs("</td><td>", fp); 1154 if (ci->author) 1155 printtimeshort(fp, &(ci->author->when)); 1156 fputs("</td><td>", fp); 1157 if (ci->author) 1158 xmlencode(fp, ci->author->name, strlen(ci->author->name)); 1159 fputs("</td></tr>\n", fp); 1160 } 1161 /* table footer */ 1162 if (count) 1163 fputs("</tbody></table><br/>\n", fp); 1164 1165 for (i = 0; i < refcount; i++) { 1166 commitinfo_free(ris[i].ci); 1167 git_reference_free(ris[i].ref); 1168 } 1169 free(ris); 1170 1171 return 0; 1172 } 1173 1174 void 1175 usage(char *argv0) 1176 { 1177 fprintf(stderr, "%s [-c cachefile | -l commits] " 1178 "[-u baseurl] repodir\n", argv0); 1179 exit(1); 1180 } 1181 1182 int 1183 main(int argc, char *argv[]) 1184 { 1185 git_object *obj = NULL; 1186 const git_oid *head = NULL; 1187 mode_t mask; 1188 FILE *fp, *fpread; 1189 char path[PATH_MAX], repodirabs[PATH_MAX + 1], *p; 1190 char tmppath[64] = "cache.XXXXXXXXXXXX", buf[BUFSIZ]; 1191 size_t n; 1192 int i, fd; 1193 1194 for (i = 1; i < argc; i++) { 1195 if (argv[i][0] != '-') { 1196 if (repodir) 1197 usage(argv[0]); 1198 repodir = argv[i]; 1199 } else if (argv[i][1] == 'c') { 1200 if (nlogcommits > 0 || i + 1 >= argc) 1201 usage(argv[0]); 1202 cachefile = argv[++i]; 1203 } else if (argv[i][1] == 'l') { 1204 if (cachefile || i + 1 >= argc) 1205 usage(argv[0]); 1206 errno = 0; 1207 nlogcommits = strtoll(argv[++i], &p, 10); 1208 if (argv[i][0] == '\0' || *p != '\0' || 1209 nlogcommits <= 0 || errno) 1210 usage(argv[0]); 1211 } else if (argv[i][1] == 'u') { 1212 if (i + 1 >= argc) 1213 usage(argv[0]); 1214 baseurl = argv[++i]; 1215 } 1216 } 1217 if (!repodir) 1218 usage(argv[0]); 1219 1220 if (!realpath(repodir, repodirabs)) 1221 err(1, "realpath"); 1222 1223 git_libgit2_init(); 1224 1225 #ifdef __OpenBSD__ 1226 if (unveil(repodir, "r") == -1) 1227 err(1, "unveil: %s", repodir); 1228 if (unveil(".", "rwc") == -1) 1229 err(1, "unveil: ."); 1230 if (cachefile && unveil(cachefile, "rwc") == -1) 1231 err(1, "unveil: %s", cachefile); 1232 1233 if (cachefile) { 1234 if (pledge("stdio rpath wpath cpath fattr", NULL) == -1) 1235 err(1, "pledge"); 1236 } else { 1237 if (pledge("stdio rpath wpath cpath", NULL) == -1) 1238 err(1, "pledge"); 1239 } 1240 #endif 1241 1242 if (git_repository_open_ext(&repo, repodir, 1243 GIT_REPOSITORY_OPEN_NO_SEARCH, NULL) < 0) { 1244 fprintf(stderr, "%s: cannot open repository\n", argv[0]); 1245 return 1; 1246 } 1247 1248 /* find HEAD */ 1249 if (!git_revparse_single(&obj, repo, "HEAD")) 1250 head = git_object_id(obj); 1251 git_object_free(obj); 1252 1253 /* use directory name as name */ 1254 if ((name = strrchr(repodirabs, '/'))) 1255 name++; 1256 else 1257 name = ""; 1258 1259 /* strip .git suffix */ 1260 if (!(strippedname = strdup(name))) 1261 err(1, "strdup"); 1262 if ((p = strrchr(strippedname, '.'))) 1263 if (!strcmp(p, ".git")) 1264 *p = '\0'; 1265 1266 /* read description or .git/description */ 1267 joinpath(path, sizeof(path), repodir, "description"); 1268 if (!(fpread = fopen(path, "r"))) { 1269 joinpath(path, sizeof(path), repodir, ".git/description"); 1270 fpread = fopen(path, "r"); 1271 } 1272 if (fpread) { 1273 if (!fgets(description, sizeof(description), fpread)) 1274 description[0] = '\0'; 1275 fclose(fpread); 1276 } 1277 1278 /* read url or .git/url */ 1279 joinpath(path, sizeof(path), repodir, "url"); 1280 if (!(fpread = fopen(path, "r"))) { 1281 joinpath(path, sizeof(path), repodir, ".git/url"); 1282 fpread = fopen(path, "r"); 1283 } 1284 if (fpread) { 1285 if (!fgets(cloneurl, sizeof(cloneurl), fpread)) 1286 cloneurl[0] = '\0'; 1287 cloneurl[strcspn(cloneurl, "\n")] = '\0'; 1288 fclose(fpread); 1289 } 1290 1291 /* check LICENSE */ 1292 for (i = 0; i < LEN(licensefiles) && !license; i++) { 1293 if (!git_revparse_single(&obj, repo, licensefiles[i]) && 1294 git_object_type(obj) == GIT_OBJ_BLOB) 1295 license = licensefiles[i] + strlen("HEAD:"); 1296 git_object_free(obj); 1297 } 1298 1299 /* check README */ 1300 for (i = 0; i < LEN(readmefiles) && !readme; i++) { 1301 if (!git_revparse_single(&obj, repo, readmefiles[i]) && 1302 git_object_type(obj) == GIT_OBJ_BLOB) 1303 readme = readmefiles[i] + strlen("HEAD:"); 1304 git_object_free(obj); 1305 } 1306 1307 if (!git_revparse_single(&obj, repo, "HEAD:.gitmodules") && 1308 git_object_type(obj) == GIT_OBJ_BLOB) 1309 submodules = ".gitmodules"; 1310 git_object_free(obj); 1311 1312 /* log for HEAD */ 1313 fp = efopen("log.html", "w"); 1314 relpath = ""; 1315 mkdir("commit", S_IRWXU | S_IRWXG | S_IRWXO); 1316 writeheader(fp, "Log"); 1317 fputs("<table id=\"log\"><thead>\n<tr><td><b>Date</b></td>" 1318 "<td><b>Commit message</b></td>" 1319 "<td><b>Author</b></td><td class=\"num\" align=\"right\"><b>Files</b></td>" 1320 "<td class=\"num\" align=\"right\"><b>+</b></td>" 1321 "<td class=\"num\" align=\"right\"><b>-</b></td></tr>\n</thead><tbody>\n", fp); 1322 1323 if (cachefile && head) { 1324 /* read from cache file (does not need to exist) */ 1325 if ((rcachefp = fopen(cachefile, "r"))) { 1326 if (!fgets(lastoidstr, sizeof(lastoidstr), rcachefp)) 1327 errx(1, "%s: no object id", cachefile); 1328 if (git_oid_fromstr(&lastoid, lastoidstr)) 1329 errx(1, "%s: invalid object id", cachefile); 1330 } 1331 1332 /* write log to (temporary) cache */ 1333 if ((fd = mkstemp(tmppath)) == -1) 1334 err(1, "mkstemp"); 1335 if (!(wcachefp = fdopen(fd, "w"))) 1336 err(1, "fdopen: '%s'", tmppath); 1337 /* write last commit id (HEAD) */ 1338 git_oid_tostr(buf, sizeof(buf), head); 1339 fprintf(wcachefp, "%s\n", buf); 1340 1341 writelog(fp, head); 1342 1343 if (rcachefp) { 1344 /* append previous log to log.html and the new cache */ 1345 while (!feof(rcachefp)) { 1346 n = fread(buf, 1, sizeof(buf), rcachefp); 1347 if (ferror(rcachefp)) 1348 err(1, "fread"); 1349 if (fwrite(buf, 1, n, fp) != n || 1350 fwrite(buf, 1, n, wcachefp) != n) 1351 err(1, "fwrite"); 1352 } 1353 fclose(rcachefp); 1354 } 1355 fclose(wcachefp); 1356 } else { 1357 if (head) 1358 writelog(fp, head); 1359 } 1360 1361 fputs("</tbody></table>", fp); 1362 writefooter(fp); 1363 fclose(fp); 1364 1365 /* files for HEAD */ 1366 fp = efopen("files.html", "w"); 1367 writeheader(fp, "Files"); 1368 if (head) 1369 writefiles(fp, head); 1370 writefooter(fp); 1371 fclose(fp); 1372 1373 /* summary page with branches and tags */ 1374 fp = efopen("refs.html", "w"); 1375 writeheader(fp, "Refs"); 1376 writerefs(fp); 1377 writefooter(fp); 1378 fclose(fp); 1379 1380 /* Atom feed */ 1381 fp = efopen("atom.xml", "w"); 1382 writeatom(fp, 1); 1383 fclose(fp); 1384 1385 /* Atom feed for tags / releases */ 1386 fp = efopen("tags.xml", "w"); 1387 writeatom(fp, 0); 1388 fclose(fp); 1389 1390 /* rename new cache file on success */ 1391 if (cachefile && head) { 1392 if (rename(tmppath, cachefile)) 1393 err(1, "rename: '%s' to '%s'", tmppath, cachefile); 1394 umask((mask = umask(0))); 1395 if (chmod(cachefile, 1396 (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH) & ~mask)) 1397 err(1, "chmod: '%s'", cachefile); 1398 } 1399 1400 /* cleanup */ 1401 git_repository_free(repo); 1402 git_libgit2_shutdown(); 1403 1404 return 0; 1405 }