add examples for docs

api.docurium

@@ -4,6 +4,8 @@
  "input":  "include/git2",
  "prefix": "git_",
  "output": "docs",
+ "branch": "gh-pages",
+ "examples": "examples",
  "legacy":  {
     "input": {"src/git": ["v0.1.0"],
               "src/git2": ["v0.2.0", "v0.3.0"]}

examples/showindex.c

+#include <git2.h>
+#include <stdio.h>
+
+int main (int argc, char** argv)
+{
+  git_repository *repo;
+  git_index *index;
+  unsigned int i, e, ecount;
+  git_index_entry **entries;
+  git_oid oid;
+
+  char out[41];
+  out[40] = '\0';
+
+  git_repository_open(&repo, "/tmp/gittalk/.git");
+
+  git_index_open_inrepo(&index, repo);
+  git_index_read(index);
+
+  ecount = git_index_entrycount(index);
+  for (i = 0; i < ecount; ++i) {
+    git_index_entry *e = git_index_get(index, i);
+
+    oid = e->oid;
+    git_oid_fmt(out, &oid);
+
+    printf("File Path: %s\n", e->path);
+    printf(" Blob SHA: %s\n", out);
+    printf("File Size: %d\n", (int)e->file_size);
+    printf("   Device: %d\n", (int)e->dev);
+    printf("    Inode: %d\n", (int)e->ino);
+    printf("      UID: %d\n", (int)e->uid);
+    printf("      GID: %d\n", (int)e->gid);
+    printf("    ctime: %d\n", (int)e->ctime.seconds);
+    printf("    mtime: %d\n", (int)e->mtime.seconds);
+    printf("\n");
+  }
+
+  git_index_free(index);
+
+  git_repository_free(repo);
+}
+