Initial import

external/json/dtoa_config.h

@@ -0,0 +1,78 @@
+#ifndef _DTOA_CONFIG_H
+#define _DTOA_CONFIG_H
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+
+/* Ensure dtoa.c does not USE_LOCALE. Lua CJSON must not use locale
+ * aware conversion routines. */
+#undef USE_LOCALE
+
+/* dtoa.c should not touch errno, Lua CJSON does not use it, and it
+ * may not be threadsafe */
+#define NO_ERRNO
+
+#define Long    int32_t
+#define ULong   uint32_t
+#define Llong   int64_t
+#define ULLong  uint64_t
+
+#ifdef IEEE_BIG_ENDIAN
+#define IEEE_MC68k
+#else
+#define IEEE_8087
+#endif
+
+#define MALLOC xmalloc
+
+static void *xmalloc(size_t size)
+{
+    void *p;
+
+    p = malloc(size);
+    if (!p) {
+        fprintf(stderr, "Out of memory");
+        abort();
+    }
+
+    return p;
+}
+
+#ifdef MULTIPLE_THREADS
+
+/* Enable locking to support multi-threaded applications */
+
+#include <pthread.h>
+
+static pthread_mutex_t private_dtoa_lock[2] = {
+    PTHREAD_MUTEX_INITIALIZER,
+    PTHREAD_MUTEX_INITIALIZER
+};
+
+#define dtoa_get_threadno pthread_self
+void
+set_max_dtoa_threads(unsigned int n);
+
+#define ACQUIRE_DTOA_LOCK(n)    do {                                \
+    int r = pthread_mutex_lock(&private_dtoa_lock[n]);              \
+    if (r) {                                                        \
+        fprintf(stderr, "pthread_mutex_lock failed with %d\n", r);  \
+        abort();                                                    \
+    }                                                               \
+} while (0)
+
+#define FREE_DTOA_LOCK(n)   do {                                    \
+    int r = pthread_mutex_unlock(&private_dtoa_lock[n]);            \
+    if (r) {                                                        \
+        fprintf(stderr, "pthread_mutex_unlock failed with %d\n", r);\
+        abort();                                                    \
+    }                                                               \
+} while (0)
+
+#endif  /* MULTIPLE_THREADS */
+
+#endif  /* _DTOA_CONFIG_H */
+
+/* vi:ai et sw=4 ts=4:
+ */