rewrite in C with libgit2, first version
This commit is contained in:
Hiltjo Posthuma
222
urmoms.c
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222
urmoms.c
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@@ -0,0 +1,222 @@
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#include <err.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "git2.h"
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static const char *relpath = "";
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static const char *name = "";
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static const char *description = "";
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static const char *repodir = ".";
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static git_repository *repo;
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FILE *
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efopen(const char *name, const char *flags)
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{
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FILE *fp;
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fp = fopen(name, flags);
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if (!fp)
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err(1, "fopen");
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return fp;
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}
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static void
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printtime(FILE *fp, const git_time * intime, const char *prefix)
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{
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struct tm *intm;
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time_t t;
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int offset, hours, minutes;
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char sign, out[32];
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offset = intime->offset;
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if (offset < 0) {
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sign = '-';
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offset = -offset;
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} else {
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sign = '+';
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}
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hours = offset / 60;
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minutes = offset % 60;
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t = (time_t) intime->time + (intime->offset * 60);
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intm = gmtime(&t);
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strftime(out, sizeof(out), "%a %b %e %T %Y", intm);
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fprintf(fp, "%s%s %c%02d%02d\n", prefix, out, sign, hours, minutes);
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}
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static void
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printcommit(FILE *fp, git_commit * commit)
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{
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const git_signature *sig;
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char buf[GIT_OID_HEXSZ + 1];
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int i, count;
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const char *scan, *eol;
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git_oid_tostr(buf, sizeof(buf), git_commit_id(commit));
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fprintf(fp, "commit <a href=\"commit/%s.html\">%s</a>\n", buf, buf);
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if ((count = (int)git_commit_parentcount(commit)) > 1) {
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fprintf(fp, "Merge:");
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for (i = 0; i < count; ++i) {
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git_oid_tostr(buf, 8, git_commit_parent_id(commit, i));
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fprintf(fp, " %s", buf);
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}
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fprintf(fp, "\n");
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}
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if ((sig = git_commit_author(commit)) != NULL) {
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fprintf(fp, "Author: <a href=\"author/%s.html\">%s</a> <%s>\n",
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sig->name, sig->name, sig->email);
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printtime(fp, &sig->when, "Date: ");
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}
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fprintf(fp, "\n");
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for (scan = git_commit_message(commit); scan && *scan;) {
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for (eol = scan; *eol && *eol != '\n'; ++eol) /* find eol */
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;
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fprintf(fp, " %.*s\n", (int) (eol - scan), scan);
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scan = *eol ? eol + 1 : NULL;
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}
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fprintf(fp, "\n");
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}
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int
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writeheader(FILE *fp)
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{
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fprintf(fp, "<!DOCTYPE HTML>"
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"<html dir=\"ltr\" lang=\"en\"><head>"
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"<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />"
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"<meta http-equiv=\"Content-Language\" content=\"en\" />");
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fprintf(fp, "<title>%s - %s</title>", name, description);
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fprintf(fp, "<link rel=\"stylesheet\" type=\"text/css\" href=\"style.css\" />"
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"</head><body><center>");
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fprintf(fp, "<h1><img src=\"%slogo.png\" alt=\"\" /> %s</h1>", relpath, name);
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fprintf(fp, "<span class=\"desc\">%s</span><br/>", description);
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fprintf(fp, "<a href=\"%slog.html\">Log</a> |", relpath);
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fprintf(fp, "<a href=\"%sfiles.html\">Files</a>| ", relpath);
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fprintf(fp, "<a href=\"%sstats.html\">Stats</a> | ", relpath);
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fprintf(fp, "<a href=\"%sreadme.html\">README</a> | ", relpath);
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fprintf(fp, "<a href=\"%slicense.html\">LICENSE</a>", relpath);
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fprintf(fp, "</center><hr/><pre>");
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return 0;
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}
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int
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writefooter(FILE *fp)
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{
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fprintf(fp, "</pre></body></html>");
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return 0;
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}
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int
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writelog(FILE *fp)
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{
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git_revwalk *w = NULL;
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git_oid id;
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git_commit *c = NULL;
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git_revwalk_new(&w, repo);
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git_revwalk_push_head(w);
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while (!git_revwalk_next(&id, w)) {
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if (git_commit_lookup(&c, repo, &id))
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return 1;
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printcommit(fp, c);
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git_commit_free(c);
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}
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git_revwalk_free(w);
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return 0;
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}
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int
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writefiles(FILE *fp)
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{
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git_index *index;
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const git_index_entry *entry;
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size_t count, i;
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git_repository_index(&index, repo);
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count = git_index_entrycount(index);
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for (i = 0; i < count; i++) {
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entry = git_index_get_byindex(index, i);
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fprintf(fp, "name: %s, size: %lu, mode: %lu\n",
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entry->path, entry->file_size, entry->mode);
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}
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return 0;
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}
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#if 0
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int
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writebranches(FILE *fp)
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{
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git_branch_iterator *branchit = NULL;
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git_branch_t branchtype;
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git_reference *branchref;
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char branchbuf[BUFSIZ] = "";
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int status;
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git_branch_iterator_new(&branchit, repo, GIT_BRANCH_LOCAL);
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while ((status = git_branch_next(&branchref, &branchtype, branchit)) == GIT_ITEROVER) {
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git_reference_normalize_name(branchbuf, sizeof(branchbuf), git_reference_name(branchref), GIT_REF_FORMAT_ALLOW_ONELEVEL | GIT_REF_FORMAT_REFSPEC_SHORTHAND);
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/* fprintf(fp, "branch: |%s|\n", branchbuf); */
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}
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git_branch_iterator_free(branchit);
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return 0;
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}
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#endif
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int
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main(int argc, char *argv[])
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{
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int status;
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const git_error *e = NULL;
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FILE *fp;
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if (argc != 2) {
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fprintf(stderr, "%s <repodir>\n", argv[0]);
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return 1;
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}
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repodir = argv[1];
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git_libgit2_init();
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if ((status = git_repository_open(&repo, repodir)) < 0) {
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e = giterr_last();
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fprintf(stderr, "error %d/%d: %s\n", status, e->klass, e->message);
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exit(status);
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}
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fp = efopen("logs.html", "w+b");
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writeheader(fp);
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writelog(fp);
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writefooter(fp);
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fclose(fp);
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fp = efopen("files.html", "w+b");
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writeheader(fp);
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writefiles(fp);
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writefooter(fp);
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fclose(fp);
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/* cleanup */
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git_repository_free(repo);
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git_libgit2_shutdown();
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return 0;
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}
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