commit ef3f1ef854936fc254da5375f69f58dad4e69ca6
parent 81dd454368b40eabf62fede213626d45512150a2
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date: Sat, 26 Dec 2015 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("<", fp); break;
+ case '>': fputs(">", fp); break;
+ case '\'': fputs("'", fp); break;
+ case '&': fputs("&", fp); break;
+ case '"': fputs(""", 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, " <<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>>\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, " <");
+ xmlencode(fp, ci->author->email, strlen(ci->author->email));
+ fprintf(fp, ">\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;
+}
