1 files changed, 136 insertions, 0 deletions
diff --git a/src/3rdparty/xkbcommon/src/utils.h b/src/3rdparty/xkbcommon/src/utils.h
new file mode 100644
index 0000000000..b4daaddaaa
--- /dev/null
+++ b/src/3rdparty/xkbcommon/src/utils.h
@@ -0,0 +1,136 @@
+/*
+ * Copyright © 2012 Ran Benita <ran234@gmail.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef UTILS_H
+#define UTILS_H 1
+
+#include <inttypes.h>
+#include <stdbool.h>
+#include <string.h>
+#include <strings.h>
+
+#include "darray.h"
+
+/*
+ * We sometimes malloc strings and then expose them as const char*'s. This
+ * macro is used when we free these strings in order to avoid -Wcast-qual
+ * errors.
+ */
+#define UNCONSTIFY(const_ptr)  ((void *) (uintptr_t) (const_ptr))
+
+static inline bool
+streq(const char *s1, const char *s2)
+{
+    return strcmp(s1, s2) == 0;
+}
+
+static inline bool
+streq_not_null(const char *s1, const char *s2)
+{
+    if (!s1 || !s2)
+        return false;
+    return streq(s1, s2);
+}
+
+static inline bool
+istreq(const char *s1, const char *s2)
+{
+    return strcasecmp(s1, s2) == 0;
+}
+
+static inline bool
+istreq_prefix(const char *s1, const char *s2)
+{
+    return strncasecmp(s1, s2, strlen(s1)) == 0;
+}
+
+static inline char *
+strdup_safe(const char *s)
+{
+    return s ? strdup(s) : NULL;
+}
+
+static inline bool
+isempty(const char *s)
+{
+    return s == NULL || s[0] == '\0';
+}
+
+static inline const char *
+strnull(const char *s)
+{
+    return s ? s : "(null)";
+}
+
+static inline void *
+memdup(const void *mem, size_t nmemb, size_t size)
+{
+    void *p = malloc(nmemb * size);
+    if (p)
+        memcpy(p, mem, nmemb * size);
+    return p;
+}
+
+#define ARRAY_SIZE(arr) ((sizeof(arr) / sizeof(*(arr))))
+
+#define MIN(a, b) ((a) < (b) ? (a) : (b))
+#define MIN3(a, b, c) MIN(MIN((a), (b)), (c))
+#define MAX(a, b) ((a) > (b) ? (a) : (b))
+#define MAX3(a, b, c) MAX(MAX((a), (b)), (c))
+
+/* Compiler Attributes */
+
+#if defined(__GNUC__) && (__GNUC__ >= 4) && !defined(__CYGWIN__)
+# define XKB_EXPORT      __attribute__((visibility("default")))
+#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
+# define XKB_EXPORT      __global
+#else /* not gcc >= 4 and not Sun Studio >= 8 */
+# define XKB_EXPORT
+#endif
+
+#if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 203)
+# define ATTR_PRINTF(x,y) __attribute__((__format__(__printf__, x, y)))
+#else /* not gcc >= 2.3 */
+# define ATTR_PRINTF(x,y)
+#endif
+
+#if (defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 205)) \
+    || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590))
+# define ATTR_NORETURN __attribute__((__noreturn__))
+#else
+# define ATTR_NORETURN
+#endif /* GNUC  */
+
+#if (defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 296)
+#define ATTR_MALLOC  __attribute__((__malloc__))
+#else
+#define ATTR_MALLOC
+#endif
+
+#if defined(__GNUC__) && (__GNUC__ >= 4)
+# define ATTR_NULL_SENTINEL __attribute__((__sentinel__))
+#else
+# define ATTR_NULL_SENTINEL
+#endif /* GNUC >= 4 */
+
+#endif /* UTILS_H */