X-Git-Url: http://git.tuebingen.mpg.de/?p=osl.git;a=blobdiff_plain;f=osl.c;h=e31811b9c57eb0d897aee1c92c41b72cb35a97cc;hp=67160d2b3bb14539edf1cd5f8b886d55940d0f63;hb=cb73d5fa58cec287978337f5e186fff52bccd252;hpb=83466429374f5036d9872f9905837f547967b0d5

diff --git a/osl.c b/osl.c
index 67160d2..e31811b 100644
--- a/osl.c
+++ b/osl.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007-2009 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2007-2009 Andre Noll <maan@tuebingen.mpg.de>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -13,7 +13,14 @@
 #include "util.h"
 #include "osl_core.h"
 
-/* Taken from Drepper: How to write shared libraries, Appendix B. */
+/*
+ * Taken from Drepper: How to write shared libraries, Appendix B.
+ *
+ * The main reason for this rather fancy implementation of strerror() is to
+ * avoid having an array of pointers. This is desirable because initialized
+ * pointer variables increase the startup time of the library due to the
+ * processing of relocations.
+ */
 #include <stddef.h>
 #define MSGSTRFIELD(line) MSGSTRFIELD1(line)
 #define MSGSTRFIELD1(line) str##line
@@ -277,6 +284,9 @@ int init_table_structure(const struct osl_table_description *desc,
 		ret = -E_OSL_BAD_STORAGE_FLAGS;
 		if (st == OSL_DISK_STORAGE && sf & OSL_RBTREE)
 			goto err;
+		if ((sf & OSL_RBTREE) && !(sf & OSL_UNIQUE))
+			WARNING_LOG("invalid storage flags for column %s: "
+				"OSL_RBTREE && !OSL_UNIQUE\n", cd->name);
 		ret = -E_OSL_BAD_STORAGE_SIZE;
 		if (sf & OSL_FIXED_SIZE && !cd->data_size)
 			goto err;
@@ -516,7 +526,7 @@ static int create_table_index(struct osl_table *t)
 		strcpy(buf + offset + IDX_CD_NAME, cd->name);
 		offset += index_column_description_size(cd->name);
 	}
-	assert(offset = size);
+	assert(offset == size);
 	filename = index_filename(t->desc);
 	if (filename)
 		ret = write_file(filename, buf, size);
@@ -1569,7 +1579,8 @@ __export int osl_update_object(struct osl_table *t, const struct osl_row *r,
 	}
 	remove_rb_node(t, col_num, r);
 	if (cd->storage_type == OSL_NO_STORAGE) { /* TODO: If fixed size, reuse object? */
-		free(r->volatile_objects[col->volatile_num].data);
+		if (!(cd->storage_flags & OSL_DONT_FREE))
+			free(r->volatile_objects[col->volatile_num].data);
 		r->volatile_objects[col->volatile_num] = *obj;
 	} else if (cd->storage_type == OSL_DISK_STORAGE) {
 		char *ds_name;
@@ -1698,6 +1709,7 @@ __export int osl_get_nth_row(const struct osl_table *t, unsigned col_num,
 	unsigned num_rows;
 	int ret;
 
+	*result = NULL;
 	if (n == 0)
 		return -E_OSL_RB_KEY_NOT_FOUND;
 	ret = osl_get_num_rows(t, &num_rows);