Merge from trunk

[plcapi.git] / trunk / psycopg2 / psycopg / config.h

diff --git a/trunk/psycopg2/psycopg/config.h b/trunk/psycopg2/psycopg/config.h
new file mode 100644 (file)
index 0000000..649fee8
--- /dev/null
+++ b/trunk/psycopg2/psycopg/config.h
@@ -0,0 +1,118 @@
+/* config.h - general config and Dprintf macro
+ *
+ * Copyright (C) 2003 Federico Di Gregorio <fog@debian.org>
+ *
+ * This file is part of psycopg.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2,
+ * or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifndef PSYCOPG_CONFIG_H
+#define PSYCOPG_CONFIG_H 1
+
+/* debug printf-like function */
+#if defined( __GNUC__) && !defined(__APPLE__)
+#ifdef PSYCOPG_DEBUG
+#include <sys/types.h>
+#include <unistd.h>
+#define Dprintf(fmt, args...) \
+    fprintf(stderr, "[%d] " fmt "\n", getpid() , ## args)
+#else
+#define Dprintf(fmt, args...)
+#endif
+#else /* !__GNUC__ or __APPLE__ */
+#ifdef PSYCOPG_DEBUG
+#include <stdarg.h>
+static void Dprintf(const char *fmt, ...)
+{
+    va_list ap;
+    va_start(ap, fmt);
+    vprintf(fmt, ap);
+    va_end(ap);
+    printf("\n");
+}
+#else
+static void Dprintf(const char *fmt, ...) {}
+#endif
+#endif
+
+/* pthreads work-arounds for mutilated operating systems */
+#if defined(_WIN32) || defined(__BEOS__)
+
+#ifdef _WIN32
+#include <winsock2.h>
+#define pthread_mutex_t HANDLE
+#define pthread_condvar_t HANDLE
+#define pthread_mutex_lock(object) WaitForSingleObject(object, INFINITE)
+#define pthread_mutex_unlock(object) ReleaseMutex(object)
+#define pthread_mutex_destroy(ref) (CloseHandle(*(ref)))
+/* convert pthread mutex to native mutex */
+static int pthread_mutex_init(pthread_mutex_t *mutex, void* fake)
+{
+  *mutex = CreateMutex(NULL, FALSE, NULL);
+  return 0;
+}
+#endif /* _WIN32 */
+
+#ifdef __BEOS__
+#include <OS.h>
+#define pthread_mutex_t sem_id
+#define pthread_mutex_lock(object) acquire_sem(object)
+#define pthread_mutex_unlock(object) release_sem(object)
+#define pthread_mutex_destroy(ref) delete_sem(*ref)
+static int pthread_mutex_init(pthread_mutex_t *mutex, void* fake)
+{
+        *mutex = create_sem(1, "psycopg_mutex");
+        if (*mutex < B_OK)
+                return *mutex;
+        return 0;
+}
+#endif /* __BEOS__ */
+
+#else /* pthread is available */
+#include <pthread.h>
+#endif
+
+/* to work around the fact that Windows does not have a gmtime_r function, or
+   a proper gmtime function */
+#ifdef _WIN32
+static struct tm *gmtime_r(time_t *t, struct tm *tm)
+{
+  tm = gmtime(t);
+  return tm;
+}
+static struct tm *localtime_r(time_t *t, struct tm *tm)
+{
+  tm = localtime(t);
+  return tm;
+}
+/* remove the inline keyword, since it doesn't work unless C++ file */
+#define inline
+#endif
+
+#if defined(__FreeBSD__) || defined(_WIN32) || defined(__sun__)
+/* what's this, we have no round function either? */
+static double round(double num)
+{
+  return (num >= 0) ? floor(num + 0.5) : ceil(num - 0.5);
+}
+#endif
+
+/* postgresql < 7.4 does not have PQfreemem */
+#ifndef HAVE_PQFREEMEM
+#define PQfreemem free
+#endif
+
+#endif /* !defined(PSYCOPG_CONFIG_H) */