Import libyaml as libbsdyml (private brand name)

LibYAML is a YAML 1.1 parser and emitter under MIT license which will
soon be used by the pkg boostrap (usr.bin/pkg) and bhyve

Reviewed by:	roberto, antoine

1 files changed, 63 insertions, 0 deletions

diff --git a/contrib/libyaml/tests/run-loader.c b/contrib/libyaml/tests/run-loader.c
new file mode 100644
index 0000000..8c36b66
--- /dev/null
+++ b/contrib/libyaml/tests/run-loader.c
@@ -0,0 +1,63 @@
+#include <yaml.h>
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#ifdef NDEBUG
+#undef NDEBUG
+#endif
+#include <assert.h>
+
+int
+main(int argc, char *argv[])
+{
+    int number;
+
+    if (argc < 2) {
+        printf("Usage: %s file1.yaml ...\n", argv[0]);
+        return 0;
+    }
+
+    for (number = 1; number < argc; number ++)
+    {
+        FILE *file;
+        yaml_parser_t parser;
+        yaml_document_t document;
+        int done = 0;
+        int count = 0;
+        int error = 0;
+
+        printf("[%d] Loading '%s': ", number, argv[number]);
+        fflush(stdout);
+
+        file = fopen(argv[number], "rb");
+        assert(file);
+
+        assert(yaml_parser_initialize(&parser));
+
+        yaml_parser_set_input_file(&parser, file);
+
+        while (!done)
+        {
+            if (!yaml_parser_load(&parser, &document)) {
+                error = 1;
+                break;
+            }
+
+            done = (!yaml_document_get_root_node(&document));
+
+            yaml_document_delete(&document);
+
+            if (!done) count ++;
+        }
+
+        yaml_parser_delete(&parser);
+
+        assert(!fclose(file));
+
+        printf("%s (%d documents)\n", (error ? "FAILURE" : "SUCCESS"), count);
+    }
+
+    return 0;
+}
+