stagit

static git page generator
git clone git://git.2f30.org/stagit.git
Log | Files | Refs | README | LICENSE

commit ef3f1ef854936fc254da5375f69f58dad4e69ca6
parent 81dd454368b40eabf62fede213626d45512150a2
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Sat Dec 26 21:07:47 +0100

add stagit.c

Diffstat:
stagit.c | 852+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 852 insertions(+), 0 deletions(-)
diff --git a/stagit.c b/stagit.c @@ -0,0 +1,852 @@ +#include <sys/stat.h> + +#include <err.h> +#include <errno.h> +#include <inttypes.h> +#include <libgen.h> +#include <limits.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include <git2.h> + +#include "compat.h" +#include "config.h" + +struct commitinfo { + const git_oid *id; + + char oid[GIT_OID_HEXSZ + 1]; + char parentoid[GIT_OID_HEXSZ + 1]; + + const git_signature *author; + const char *summary; + const char *msg; + + git_diff_stats *stats; + git_diff *diff; + git_commit *commit; + git_commit *parent; + git_tree *commit_tree; + git_tree *parent_tree; + + size_t addcount; + size_t delcount; + size_t filecount; +}; + +static git_repository *repo; + +static const char *relpath = ""; +static const char *repodir; + +static char name[255]; +static char description[255]; +static char cloneurl[1024]; +static int hasreadme, haslicense; + +void +commitinfo_free(struct commitinfo *ci) +{ + if (!ci) + return; + + git_diff_stats_free(ci->stats); + git_diff_free(ci->diff); + git_tree_free(ci->commit_tree); + git_tree_free(ci->parent_tree); + git_commit_free(ci->commit); +} + +struct commitinfo * +commitinfo_getbyoid(const git_oid *id) +{ + struct commitinfo *ci; + git_diff_options opts; + int error; + + if (!(ci = calloc(1, sizeof(struct commitinfo)))) + err(1, "calloc"); + + ci->id = id; + if (git_commit_lookup(&(ci->commit), repo, id)) + goto err; + + git_oid_tostr(ci->oid, sizeof(ci->oid), git_commit_id(ci->commit)); + git_oid_tostr(ci->parentoid, sizeof(ci->parentoid), git_commit_parent_id(ci->commit, 0)); + + ci->author = git_commit_author(ci->commit); + ci->summary = git_commit_summary(ci->commit); + ci->msg = git_commit_message(ci->commit); + + if ((error = git_commit_tree(&(ci->commit_tree), ci->commit))) + goto err; + if (!(error = git_commit_parent(&(ci->parent), ci->commit, 0))) { + if ((error = git_commit_tree(&(ci->parent_tree), ci->parent))) + goto err; + } else { + ci->parent = NULL; + ci->parent_tree = NULL; + } + + git_diff_init_options(&opts, GIT_DIFF_OPTIONS_VERSION); + opts.flags |= GIT_DIFF_DISABLE_PATHSPEC_MATCH; + if ((error = git_diff_tree_to_tree(&(ci->diff), repo, ci->parent_tree, ci->commit_tree, &opts))) + goto err; + if (git_diff_get_stats(&(ci->stats), ci->diff)) + goto err; + + ci->addcount = git_diff_stats_insertions(ci->stats); + ci->delcount = git_diff_stats_deletions(ci->stats); + ci->filecount = git_diff_stats_files_changed(ci->stats); + + return ci; + +err: + commitinfo_free(ci); + free(ci); + + return NULL; +} + +FILE * +efopen(const char *name, const char *flags) +{ + FILE *fp; + + if (!(fp = fopen(name, flags))) + err(1, "fopen"); + + return fp; +} + +/* Escape characters below as HTML 2.0 / XML 1.0. */ +void +xmlencode(FILE *fp, const char *s, size_t len) +{ + size_t i; + + for (i = 0; *s && i < len; s++, i++) { + switch(*s) { + case '<': fputs("&lt;", fp); break; + case '>': fputs("&gt;", fp); break; + case '\'': fputs("&apos;", fp); break; + case '&': fputs("&amp;", fp); break; + case '"': fputs("&quot;", fp); break; + default: fputc(*s, fp); + } + } +} + +/* Some implementations of dirname(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 dirname(3) failed, this can only happen + * with the OpenBSD version. */ +char * +xdirname(const char *path) +{ + char *p, *b; + + if (!(p = strdup(path))) + err(1, "strdup"); + if (!(b = dirname(p))) + err(1, "basename"); + if (!(b = strdup(b))) + err(1, "strdup"); + free(p); + + return b; +} + +/* 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; +} + +int +mkdirp(const char *path) +{ + char tmp[PATH_MAX], *p; + + strlcpy(tmp, path, sizeof(tmp)); + for (p = tmp + (tmp[0] == '/'); *p; p++) { + if (*p != '/') + continue; + *p = '\0'; + if (mkdir(tmp, S_IRWXU | S_IRWXG | S_IRWXO) < 0 && errno != EEXIST) + return -1; + *p = '/'; + } + if (mkdir(tmp, S_IRWXU | S_IRWXG | S_IRWXO) < 0 && errno != EEXIST) + return -1; + return 0; +} + +void +printtimeformat(FILE *fp, const git_time *intime, const char *fmt) +{ + struct tm *intm; + time_t t; + char out[32]; + + t = (time_t) intime->time + (intime->offset * 60); + intm = gmtime(&t); + strftime(out, sizeof(out), fmt, intm); + fputs(out, fp); +} + +void +printtimez(FILE *fp, const git_time *intime) +{ + printtimeformat(fp, intime, "%Y-%m-%dT%H:%M:%SZ"); +} + +void +printtime(FILE *fp, const git_time *intime) +{ + printtimeformat(fp, intime, "%a %b %e %T %Y"); +} + +void +printtimeshort(FILE *fp, const git_time *intime) +{ + printtimeformat(fp, intime, "%Y-%m-%d %H:%M"); +} + +int +writeheader(FILE *fp) +{ + fputs("<!DOCTYPE HTML>" + "<html dir=\"ltr\" lang=\"en\">\n<head>\n" + "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n" + "<meta http-equiv=\"Content-Language\" content=\"en\" />\n<title>", fp); + xmlencode(fp, name, strlen(name)); + if (description[0]) + fputs(" - ", fp); + xmlencode(fp, description, strlen(description)); + fprintf(fp, "</title>\n<link rel=\"icon\" type=\"image/png\" href=\"%sfavicon.png\" />\n", relpath); + fprintf(fp, "<link rel=\"alternate\" type=\"application/atom+xml\" title=\"%s Atom Feed\" href=\"%satom.xml\" />\n", + name, relpath); + fprintf(fp, "<link rel=\"stylesheet\" type=\"text/css\" href=\"%sstyle.css\" />\n", relpath); + fputs("</head>\n<body>\n<table><tr><td>", fp); + fprintf(fp, "<a href=\"../%s\"><img src=\"%slogo.png\" alt=\"\" width=\"32\" height=\"32\" /></a>", + relpath, relpath); + fputs("</td><td><h1>", fp); + xmlencode(fp, name, strlen(name)); + fputs("</h1><span class=\"desc\">", fp); + xmlencode(fp, description, strlen(description)); + fputs("</span></td></tr>", fp); + if (cloneurl[0]) { + fputs("<tr class=\"url\"><td></td><td>git clone <a href=\"", fp); + xmlencode(fp, cloneurl, strlen(cloneurl)); + fputs("\">", fp); + xmlencode(fp, cloneurl, strlen(cloneurl)); + fputs("</a></td></tr>", fp); + } + fputs("<tr><td></td><td>\n", fp); + fprintf(fp, "<a href=\"%slog.html\">Log</a> | ", relpath); + fprintf(fp, "<a href=\"%sfiles.html\">Files</a>", relpath); + if (hasreadme) + fprintf(fp, " | <a href=\"%sfile/README.html\">README</a>", relpath); + if (haslicense) + fprintf(fp, " | <a href=\"%sfile/LICENSE.html\">LICENSE</a>", relpath); + fputs("</td></tr></table>\n<hr/><div id=\"content\">\n", fp); + + return 0; +} + +int +writefooter(FILE *fp) +{ + return !fputs("</div></body>\n</html>", fp); +} + +void +writeblobhtml(FILE *fp, const git_blob *blob) +{ + off_t i = 0; + size_t n = 1; + char *nfmt = "<a href=\"#l%d\" id=\"l%d\">%d</a>\n"; + const char *s = git_blob_rawcontent(blob); + git_off_t len = git_blob_rawsize(blob); + + fputs("<table id=\"blob\"><tr><td class=\"num\"><pre>\n", fp); + + if (len) { + fprintf(fp, nfmt, n, n, n); + while (i < len - 1) { + if (s[i] == '\n') { + n++; + fprintf(fp, nfmt, n, n, n); + } + i++; + } + } + + fputs("</pre></td><td><pre>\n", fp); + xmlencode(fp, s, (size_t)len); + fputs("</pre></td></tr></table>\n", fp); +} + +void +printcommit(FILE *fp, struct commitinfo *ci) +{ + fprintf(fp, "<b>commit</b> <a href=\"%scommit/%s.html\">%s</a>\n", + relpath, ci->oid, ci->oid); + + if (ci->parentoid[0]) + fprintf(fp, "<b>parent</b> <a href=\"%scommit/%s.html\">%s</a>\n", + relpath, ci->parentoid, ci->parentoid); + +#if 0 + if ((count = (int)git_commit_parentcount(commit)) > 1) { + fprintf(fp, "<b>Merge:</b>"); + for (i = 0; i < count; i++) { + git_oid_tostr(buf, 8, git_commit_parent_id(commit, i)); + fprintf(fp, " <a href=\"%scommit/%s.html\">%s</a>", + relpath, buf, buf); + } + fputc('\n', fp); + } +#endif + if (ci->author) { + fprintf(fp, "<b>Author:</b> "); + xmlencode(fp, ci->author->name, strlen(ci->author->name)); + fprintf(fp, " &lt;<a href=\"mailto:"); + xmlencode(fp, ci->author->email, strlen(ci->author->email)); + fputs("\">", fp); + xmlencode(fp, ci->author->email, strlen(ci->author->email)); + fputs("</a>&gt;\n<b>Date:</b> ", fp); + printtime(fp, &(ci->author->when)); + fputc('\n', fp); + } + fputc('\n', fp); + + if (ci->msg) + xmlencode(fp, ci->msg, strlen(ci->msg)); + + fputc('\n', fp); +} + +void +printshowfile(struct commitinfo *ci) +{ + const git_diff_delta *delta; + const git_diff_hunk *hunk; + const git_diff_line *line; + git_patch *patch; + git_buf statsbuf; + size_t ndeltas, nhunks, nhunklines; + FILE *fp; + size_t i, j, k; + char path[PATH_MAX]; + + snprintf(path, sizeof(path), "commit/%s.html", ci->oid); + /* check if file exists if so skip it */ + if (!access(path, F_OK)) + return; + + fp = efopen(path, "w"); + writeheader(fp); + fputs("<pre>\n", fp); + printcommit(fp, ci); + + memset(&statsbuf, 0, sizeof(statsbuf)); + + /* diff stat */ + if (ci->stats) { + if (!git_diff_stats_to_buf(&statsbuf, ci->stats, + GIT_DIFF_STATS_FULL | GIT_DIFF_STATS_SHORT, 80)) { + if (statsbuf.ptr && statsbuf.ptr[0]) { + fprintf(fp, "<b>Diffstat:</b>\n"); + fputs(statsbuf.ptr, fp); + } + } + } + + fputs("<hr/>", fp); + + ndeltas = git_diff_num_deltas(ci->diff); + for (i = 0; i < ndeltas; i++) { + if (git_patch_from_diff(&patch, ci->diff, i)) { + git_patch_free(patch); + break; + } + + delta = git_patch_get_delta(patch); + fprintf(fp, "<b>diff --git a/<a href=\"%sfile/%s.html\">%s</a> b/<a href=\"%sfile/%s.html\">%s</a></b>\n", + relpath, delta->old_file.path, delta->old_file.path, + relpath, delta->new_file.path, delta->new_file.path); + + /* check binary data */ + if (delta->flags & GIT_DIFF_FLAG_BINARY) { + fputs("Binary files differ\n", fp); + git_patch_free(patch); + continue; + } + + nhunks = git_patch_num_hunks(patch); + for (j = 0; j < nhunks; j++) { + if (git_patch_get_hunk(&hunk, &nhunklines, patch, j)) + break; + + fprintf(fp, "<span class=\"h\">%s</span>\n", hunk->header); + + for (k = 0; ; k++) { + if (git_patch_get_line_in_hunk(&line, patch, j, k)) + break; + if (line->old_lineno == -1) + fprintf(fp, "<a href=\"#h%zu-%zu\" id=\"h%zu-%zu\" class=\"i\">+", + j, k, j, k); + else if (line->new_lineno == -1) + fprintf(fp, "<a href=\"#h%zu-%zu\" id=\"h%zu-%zu\" class=\"d\">-", + j, k, j, k); + else + fputc(' ', fp); + xmlencode(fp, line->content, line->content_len); + if (line->old_lineno == -1 || line->new_lineno == -1) + fputs("</a>", fp); + } + } + git_patch_free(patch); + } + git_buf_free(&statsbuf); + + fputs( "</pre>\n", fp); + writefooter(fp); + fclose(fp); + return; +} + +void +writelog(FILE *fp) +{ + struct commitinfo *ci; + git_revwalk *w = NULL; + git_oid id; + size_t len; + + mkdir("commit", 0755); + + git_revwalk_new(&w, repo); + git_revwalk_push_head(w); + git_revwalk_sorting(w, GIT_SORT_TIME); + git_revwalk_simplify_first_parent(w); + + fputs("<table id=\"log\"><thead>\n<tr><td>Age</td><td>Commit message</td>" + "<td>Author</td><td>Files</td><td class=\"num\">+</td>" + "<td class=\"num\">-</td></tr>\n</thead><tbody>\n", fp); + while (!git_revwalk_next(&id, w)) { + relpath = ""; + + if (!(ci = commitinfo_getbyoid(&id))) + break; + + fputs("<tr><td>", fp); + if (ci->author) + printtimeshort(fp, &(ci->author->when)); + fputs("</td><td>", fp); + if (ci->summary) { + fprintf(fp, "<a href=\"%scommit/%s.html\">", relpath, ci->oid); + if ((len = strlen(ci->summary)) > summarylen) { + xmlencode(fp, ci->summary, summarylen - 1); + fputs("…", fp); + } else { + xmlencode(fp, ci->summary, len); + } + fputs("</a>", fp); + } + fputs("</td><td>", fp); + if (ci->author) + xmlencode(fp, ci->author->name, strlen(ci->author->name)); + fputs("</td><td class=\"num\">", fp); + fprintf(fp, "%zu", ci->filecount); + fputs("</td><td class=\"num\">", fp); + fprintf(fp, "+%zu", ci->addcount); + fputs("</td><td class=\"num\">", fp); + fprintf(fp, "-%zu", ci->delcount); + fputs("</td></tr>\n", fp); + + relpath = "../"; + printshowfile(ci); + + commitinfo_free(ci); + } + fprintf(fp, "</tbody></table>"); + + git_revwalk_free(w); + relpath = ""; +} + +void +printcommitatom(FILE *fp, struct commitinfo *ci) +{ + fputs("<entry>\n", fp); + + fprintf(fp, "<id>%s</id>\n", ci->oid); + if (ci->author) { + fputs("<updated>", fp); + printtimez(fp, &(ci->author->when)); + fputs("</updated>\n", fp); + } + if (ci->summary) { + fputs("<title type=\"text\">", fp); + xmlencode(fp, ci->summary, strlen(ci->summary)); + fputs("</title>\n", fp); + } + + fputs("<content type=\"text\">", fp); + fprintf(fp, "commit %s\n", ci->oid); + if (ci->parentoid[0]) + fprintf(fp, "parent %s\n", ci->parentoid); + +#if 0 + 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); + } + fputc('\n', fp); + } +#endif + + if (ci->author) { + fprintf(fp, "Author: "); + xmlencode(fp, ci->author->name, strlen(ci->author->name)); + fprintf(fp, " &lt;"); + xmlencode(fp, ci->author->email, strlen(ci->author->email)); + fprintf(fp, "&gt;\nDate: "); + printtime(fp, &(ci->author->when)); + } + fputc('\n', fp); + + if (ci->msg) + xmlencode(fp, ci->msg, strlen(ci->msg)); + fputs("\n</content>\n", fp); + if (ci->author) { + fputs("<author><name>", fp); + xmlencode(fp, ci->author->name, strlen(ci->author->name)); + fputs("</name>\n<email>", fp); + xmlencode(fp, ci->author->email, strlen(ci->author->email)); + fputs("</email>\n</author>\n", fp); + } + fputs("</entry>\n", fp); +} + +int +writeatom(FILE *fp) +{ + struct commitinfo *ci; + git_revwalk *w = NULL; + git_oid id; + size_t i, m = 100; /* max */ + + fputs("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" + "<feed xmlns=\"http://www.w3.org/2005/Atom\">\n<title>", fp); + xmlencode(fp, name, strlen(name)); + fputs(", branch master</title>\n<subtitle>", fp); + + xmlencode(fp, description, strlen(description)); + fputs("</subtitle>\n", fp); + + git_revwalk_new(&w, repo); + git_revwalk_push_head(w); + git_revwalk_sorting(w, GIT_SORT_TIME); + git_revwalk_simplify_first_parent(w); + + for (i = 0; i < m && !git_revwalk_next(&id, w); i++) { + if (!(ci = commitinfo_getbyoid(&id))) + break; + printcommitatom(fp, ci); + commitinfo_free(ci); + } + git_revwalk_free(w); + + fputs("</feed>", fp); + + return 0; +} + +int +writeblob(git_object *obj, const char *filename, git_off_t filesize) +{ + char fpath[PATH_MAX]; + char tmp[PATH_MAX] = ""; + char *d, *p; + FILE *fp; + + snprintf(fpath, sizeof(fpath), "file/%s.html", filename); + d = xdirname(fpath); + if (mkdirp(d)) { + free(d); + return 1; + } + free(d); + + p = fpath; + while (*p) { + if (*p == '/') + strlcat(tmp, "../", sizeof(tmp)); + p++; + } + relpath = tmp; + + fp = efopen(fpath, "w"); + writeheader(fp); + fputs("<p> ", fp); + xmlencode(fp, filename, strlen(filename)); + fprintf(fp, " (%" PRIu32 "b)", filesize); + fputs("</p><hr/>", fp); + + if (git_blob_is_binary((git_blob *)obj)) { + fprintf(fp, "<p>Binary file</p>\n"); + } else { + writeblobhtml(fp, (git_blob *)obj); + if (ferror(fp)) + err(1, "fwrite"); + } + writefooter(fp); + fclose(fp); + + relpath = ""; + + return 0; +} + +const char * +filemode(git_filemode_t m) +{ + static char mode[11]; + + memset(mode, '-', sizeof(mode) - 1); + mode[10] = '\0'; + + if (S_ISREG(m)) + mode[0] = '-'; + else if (S_ISBLK(m)) + mode[0] = 'b'; + else if (S_ISCHR(m)) + mode[0] = 'c'; + else if (S_ISDIR(m)) + mode[0] = 'd'; + else if (S_ISFIFO(m)) + mode[0] = 'p'; + else if (S_ISLNK(m)) + mode[0] = 'l'; + else if (S_ISSOCK(m)) + mode[0] = 's'; + else + mode[0] = '?'; + + if (m & S_IRUSR) mode[1] = 'r'; + if (m & S_IWUSR) mode[2] = 'w'; + if (m & S_IXUSR) mode[3] = 'x'; + if (m & S_IRGRP) mode[4] = 'r'; + if (m & S_IWGRP) mode[5] = 'w'; + if (m & S_IXGRP) mode[6] = 'x'; + if (m & S_IROTH) mode[7] = 'r'; + if (m & S_IWOTH) mode[8] = 'w'; + if (m & S_IXOTH) mode[9] = 'x'; + + if (m & S_ISUID) mode[3] = (mode[3] == 'x') ? 's' : 'S'; + if (m & S_ISGID) mode[6] = (mode[6] == 'x') ? 's' : 'S'; + if (m & S_ISVTX) mode[9] = (mode[9] == 'x') ? 't' : 'T'; + + return mode; +} + +int +writefilestree(FILE *fp, git_tree *tree, const char *path) +{ + const git_tree_entry *entry = NULL; + const char *filename; + char filepath[PATH_MAX]; + git_object *obj = NULL; + git_off_t filesize; + size_t count, i; + int ret; + + count = git_tree_entrycount(tree); + for (i = 0; i < count; i++) { + if (!(entry = git_tree_entry_byindex(tree, i))) + return -1; + + filename = git_tree_entry_name(entry); + if (git_tree_entry_to_object(&obj, repo, entry)) + return -1; + switch (git_object_type(obj)) { + case GIT_OBJ_BLOB: + break; + case GIT_OBJ_TREE: + ret = writefilestree(fp, (git_tree *)obj, filename); + git_object_free(obj); + if (ret) + return ret; + continue; + default: + git_object_free(obj); + continue; + } + if (path[0]) { + snprintf(filepath, sizeof(filepath), "%s/%s", path, filename); + filename = filepath; + } + + filesize = git_blob_rawsize((git_blob *)obj); + + fputs("<tr><td>", fp); + fprintf(fp, "%s", filemode(git_tree_entry_filemode(entry))); + fprintf(fp, "</td><td><a href=\"%sfile/", relpath); + xmlencode(fp, filename, strlen(filename)); + fputs(".html\">", fp); + xmlencode(fp, filename, strlen(filename)); + fputs("</a></td><td class=\"num\">", fp); + fprintf(fp, "%" PRIu32, filesize); + fputs("</td></tr>\n", fp); + + writeblob(obj, filename, filesize); + } + + return 0; +} + +int +writefiles(FILE *fp) +{ + const git_oid *id; + git_tree *tree = NULL; + git_object *obj = NULL; + git_commit *commit = NULL; + + fputs("<table id=\"files\"><thead>\n<tr>" + "<td>Mode</td><td>Name</td><td class=\"num\">Size</td>" + "</tr>\n</thead><tbody>\n", fp); + + if (git_revparse_single(&obj, repo, "HEAD")) + return -1; + id = git_object_id(obj); + if (git_commit_lookup(&commit, repo, id)) + return -1; + if (git_commit_tree(&tree, commit)) { + git_commit_free(commit); + return -1; + } + git_commit_free(commit); + + writefilestree(fp, tree, ""); + + git_commit_free(commit); + git_tree_free(tree); + + fputs("</tbody></table>", fp); + + return 0; +} + +int +main(int argc, char *argv[]) +{ + git_object *obj = NULL; + const git_error *e = NULL; + FILE *fp, *fpread; + char path[PATH_MAX], *p; + int status; + + if (argc != 2) { + fprintf(stderr, "%s <repodir>\n", argv[0]); + return 1; + } + repodir = argv[1]; + + git_libgit2_init(); + + if ((status = git_repository_open_ext(&repo, repodir, + GIT_REPOSITORY_OPEN_NO_SEARCH, NULL)) < 0) { + e = giterr_last(); + fprintf(stderr, "error %d/%d: %s\n", status, e->klass, e->message); + return 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"))) { + snprintf(path, sizeof(path), "%s%s%s", + repodir, repodir[strlen(repodir)] == '/' ? "" : "/", ".git/description"); + fpread = fopen(path, "r"); + } + if (fpread) { + if (!fgets(description, sizeof(description), fpread)) + description[0] = '\0'; + fclose(fpread); + } + + /* read url or .git/url */ + snprintf(path, sizeof(path), "%s%s%s", + repodir, repodir[strlen(repodir)] == '/' ? "" : "/", "url"); + if (!(fpread = fopen(path, "r"))) { + snprintf(path, sizeof(path), "%s%s%s", + repodir, repodir[strlen(repodir)] == '/' ? "" : "/", ".git/url"); + fpread = fopen(path, "r"); + } + if (fpread) { + if (!fgets(cloneurl, sizeof(cloneurl), fpread)) + cloneurl[0] = '\0'; + fclose(fpread); + } + + /* check LICENSE */ + haslicense = !git_revparse_single(&obj, repo, "HEAD:LICENSE"); + git_object_free(obj); + /* check README */ + hasreadme = !git_revparse_single(&obj, repo, "HEAD:README"); + git_object_free(obj); + + fp = efopen("log.html", "w"); + writeheader(fp); + writelog(fp); + writefooter(fp); + fclose(fp); + + fp = efopen("files.html", "w"); + writeheader(fp); + writefiles(fp); + writefooter(fp); + fclose(fp); + + /* Atom feed */ + fp = efopen("atom.xml", "w"); + writeatom(fp); + fclose(fp); + + /* cleanup */ + git_repository_free(repo); + git_libgit2_shutdown(); + + return 0; +}