#include #include #include #include #include #include #include "git2.h" static git_repository *repo; static const char *relpath; static const char *repodir = "."; static char name[255]; static char description[255]; static int hasreadme, haslicense; FILE * efopen(const char *name, const char *flags) { FILE *fp; fp = fopen(name, flags); if (!fp) err(1, "fopen"); return fp; } void concat(FILE *fp1, FILE *fp2) { char buf[BUFSIZ]; size_t n; while ((n = fread(buf, 1, sizeof(buf), fp1))) { fwrite(buf, 1, n, fp2); if (feof(fp1) || ferror(fp1) || ferror(fp2)) break; } } /* Some implementations of basename(3) return a pointer to a static * internal buffer (OpenBSD). Others modify the contents of `path` (POSIX). * This is a wrapper function that is compatible with both versions. * The program will error out if basename(3) failed, this can only happen * with the OpenBSD version. */ char * xbasename(const char *path) { char *p, *b; if (!(p = strdup(path))) err(1, "strdup"); if (!(b = basename(p))) err(1, "basename"); if (!(b = strdup(b))) err(1, "strdup"); free(p); return b; } static void printtime(FILE *fp, const git_time * intime, const char *prefix) { struct tm *intm; time_t t; int offset, hours, minutes; char sign, out[32]; offset = intime->offset; if (offset < 0) { sign = '-'; offset = -offset; } else { sign = '+'; } hours = offset / 60; minutes = offset % 60; t = (time_t) intime->time + (intime->offset * 60); intm = gmtime(&t); strftime(out, sizeof(out), "%a %b %e %T %Y", intm); fprintf(fp, "%s%s %c%02d%02d\n", prefix, out, sign, hours, minutes); } static void printcommit(FILE *fp, git_commit * commit) { const git_signature *sig; char buf[GIT_OID_HEXSZ + 1]; int i, count; const char *scan, *eol; git_oid_tostr(buf, sizeof(buf), git_commit_id(commit)); fprintf(fp, "commit %s\n", buf, buf); if ((count = (int)git_commit_parentcount(commit)) > 1) { fprintf(fp, "Merge:"); for (i = 0; i < count; ++i) { git_oid_tostr(buf, 8, git_commit_parent_id(commit, i)); fprintf(fp, " %s", buf); } fprintf(fp, "\n"); } if ((sig = git_commit_author(commit)) != NULL) { fprintf(fp, "Author: %s <%s>\n", sig->name, sig->name, sig->email); printtime(fp, &sig->when, "Date: "); } fprintf(fp, "\n"); for (scan = git_commit_message(commit); scan && *scan;) { for (eol = scan; *eol && *eol != '\n'; ++eol) /* find eol */ ; fprintf(fp, " %.*s\n", (int) (eol - scan), scan); scan = *eol ? eol + 1 : NULL; } fprintf(fp, "\n"); } int writeheader(FILE *fp) { fprintf(fp, "" "" "" ""); fprintf(fp, "%s%s%s", name, description[0] ? " - " : "", description); fprintf(fp, "" ""); fprintf(fp, "

$\"\"$ %s

", relpath, name); fprintf(fp, "%s
", description); fprintf(fp, "Log |", relpath); fprintf(fp, "Files| ", relpath); fprintf(fp, "Stats | ", relpath); if (hasreadme) fprintf(fp, "README | ", relpath); if (haslicense) fprintf(fp, "LICENSE", relpath); fprintf(fp, "

");

	return 0;
}

int
writefooter(FILE *fp)
{
	fprintf(fp, "

"); return 0; } int writelog(FILE *fp) { git_revwalk *w = NULL; git_oid id; git_commit *c = NULL; git_revwalk_new(&w, repo); git_revwalk_push_head(w); while (!git_revwalk_next(&id, w)) { if (git_commit_lookup(&c, repo, &id)) return 1; printcommit(fp, c); git_commit_free(c); } git_revwalk_free(w); return 0; } int writefiles(FILE *fp) { git_index *index; const git_index_entry *entry; size_t count, i; git_repository_index(&index, repo); count = git_index_entrycount(index); for (i = 0; i < count; i++) { entry = git_index_get_byindex(index, i); fprintf(fp, "name: %s, size: %lu, mode: %lu\n", entry->path, entry->file_size, entry->mode); } return 0; } #if 0 int writebranches(FILE *fp) { git_branch_iterator *branchit = NULL; git_branch_t branchtype; git_reference *branchref; char branchbuf[BUFSIZ] = ""; int status; git_branch_iterator_new(&branchit, repo, GIT_BRANCH_LOCAL); while ((status = git_branch_next(&branchref, &branchtype, branchit)) == GIT_ITEROVER) { git_reference_normalize_name(branchbuf, sizeof(branchbuf), git_reference_name(branchref), GIT_REF_FORMAT_ALLOW_ONELEVEL | GIT_REF_FORMAT_REFSPEC_SHORTHAND); /* fprintf(fp, "branch: |%s|\n", branchbuf); */ } git_branch_iterator_free(branchit); return 0; } #endif int main(int argc, char *argv[]) { const git_error *e = NULL; FILE *fp, *fpread; char path[PATH_MAX], *p; int status; if (argc != 2) { fprintf(stderr, "%s \n", argv[0]); return 1; } repodir = argv[1]; git_libgit2_init(); if ((status = git_repository_open(&repo, repodir)) < 0) { e = giterr_last(); fprintf(stderr, "error %d/%d: %s\n", status, e->klass, e->message); exit(status); } /* use directory name as name */ p = xbasename(repodir); snprintf(name, sizeof(name), "%s", p); free(p); /* read description or .git/description */ snprintf(path, sizeof(path), "%s%s%s", repodir, repodir[strlen(repodir)] == '/' ? "" : "/", "description"); if (!(fpread = fopen(path, "r+b"))) { snprintf(path, sizeof(path), "%s%s%s", repodir, repodir[strlen(repodir)] == '/' ? "" : "/", ".git/description"); fpread = fopen(path, "r+b"); } if (fpread) { if (!fgets(description, sizeof(description), fpread)) description[0] = '\0'; fclose(fpread); } /* read LICENSE */ snprintf(path, sizeof(path), "%s%s%s", repodir, repodir[strlen(repodir)] == '/' ? "" : "/", "LICENSE"); if ((fpread = fopen(path, "r+b"))) { fp = efopen("license.html", "w+b"); writeheader(fp); concat(fpread, fp); if (ferror(fpread) || ferror(fp)) err(1, "concat"); writefooter(fp); fclose(fp); fclose(fpread); haslicense = 1; } /* read README */ snprintf(path, sizeof(path), "%s%s%s", repodir, repodir[strlen(repodir)] == '/' ? "" : "/", "README"); if ((fpread = fopen(path, "r+b"))) { fp = efopen("readme.html", "w+b"); writeheader(fp); concat(fpread, fp); if (ferror(fpread) || ferror(fp)) err(1, "concat"); writefooter(fp); fclose(fp); fclose(fpread); hasreadme = 1; } fp = efopen("logs.html", "w+b"); writeheader(fp); writelog(fp); writefooter(fp); fclose(fp); fp = efopen("files.html", "w+b"); writeheader(fp); writefiles(fp); writefooter(fp); fclose(fp); /* cleanup */ git_repository_free(repo); git_libgit2_shutdown(); return 0; }