Adding a copy of memcached to the tree.

[awesomized/libmemcached] / memcached / util.h

diff --git a/memcached/util.h b/memcached/util.h
new file mode 100644 (file)
index 0000000..1ec1a52
--- /dev/null
+++ b/memcached/util.h
@@ -0,0 +1,33 @@
+/*
+ * Wrappers around strtoull/strtoll that are safer and easier to
+ * use.  For tests and assumptions, see internal_tests.c.
+ *
+ * str   a NULL-terminated base decimal 10 unsigned integer
+ * out   out parameter, if conversion succeeded
+ *
+ * returns true if conversion succeeded.
+ */
+bool safe_strtoull(const char *str, uint64_t *out);
+bool safe_strtoll(const char *str, int64_t *out);
+bool safe_strtoul(const char *str, uint32_t *out);
+bool safe_strtol(const char *str, int32_t *out);
+
+#ifndef HAVE_HTONLL
+extern uint64_t htonll(uint64_t);
+extern uint64_t ntohll(uint64_t);
+#endif
+
+#ifdef __GCC
+# define __gcc_attribute__ __attribute__
+#else
+# define __gcc_attribute__(x)
+#endif
+
+/**
+ * Vararg variant of perror that makes for more useful error messages
+ * when reporting with parameters.
+ *
+ * @param fmt a printf format
+ */
+void vperror(const char *fmt, ...)
+    __gcc_attribute__ ((format (printf, 1, 2)));