From 9313669d6a2110dab5eab6226440509bc6af9a1e Mon Sep 17 00:00:00 2001
From: Michael Jeanson <mjeanson@efficios.com>
Date: Thu, 15 Sep 2016 20:52:05 +0000
Subject: [PATCH 1/1] Port: Add utsname.h compat for mingw
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Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---
 include/Makefile.am                          |   1 +
 include/babeltrace/compat/utsname-internal.h | 111 +++++++++++++++++++
 tests/lib/test_ctf_writer.c                  |   2 +-
 3 files changed, 113 insertions(+), 1 deletion(-)
 create mode 100644 include/babeltrace/compat/utsname-internal.h

diff --git a/include/Makefile.am b/include/Makefile.am
index f00544c0..0ffa35a1 100644
--- a/include/Makefile.am
+++ b/include/Makefile.am
@@ -89,6 +89,7 @@ noinst_HEADERS = \
 	babeltrace/compat/time-internal.h \
 	babeltrace/compat/unistd-internal.h \
 	babeltrace/compat/utc-internal.h \
+	babeltrace/compat/utsname-internal.h \
 	babeltrace/compat/uuid-internal.h \
 	babeltrace/compiler-internal.h \
 	babeltrace/ctf-ir/attributes-internal.h \
diff --git a/include/babeltrace/compat/utsname-internal.h b/include/babeltrace/compat/utsname-internal.h
new file mode 100644
index 00000000..8ca4ea7b
--- /dev/null
+++ b/include/babeltrace/compat/utsname-internal.h
@@ -0,0 +1,111 @@
+
+#ifndef UTSNAME_H
+#define UTSNAME_H
+
+/*
+ * Copyright 2011 Martin T. Sandsmark <sandsmark@samfundet.no>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef __MINGW32__
+
+#include <winsock2.h>
+#include <windows.h>
+#include <stdio.h>
+
+#define UTSNAME_LENGTH 257
+struct utsname {
+	char sysname[UTSNAME_LENGTH];
+	char nodename[UTSNAME_LENGTH];
+	char release[UTSNAME_LENGTH];
+	char version[UTSNAME_LENGTH];
+	char machine[UTSNAME_LENGTH];
+};
+
+static inline
+int uname(struct utsname *name)
+{
+	OSVERSIONINFO versionInfo;
+	SYSTEM_INFO sysInfo;
+	int ret = 0;
+
+	/* Get Windows version info */
+	memset(&versionInfo, 0, sizeof(OSVERSIONINFO));
+	versionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+	GetVersionEx(&versionInfo);
+
+	/* Get hardware info */
+	ZeroMemory(&sysInfo, sizeof(SYSTEM_INFO));
+	GetSystemInfo(&sysInfo);
+
+	/* Fill the sysname */
+	strcpy(name->sysname, "Windows");
+
+	/* Fill the release */
+	snprintf(name->release, UTSNAME_LENGTH, "%lu",
+			versionInfo.dwBuildNumber);
+
+	/* Fill the version */
+	snprintf(name->version, UTSNAME_LENGTH, "%lu.%lu",
+			versionInfo.dwMajorVersion,
+			versionInfo.dwMinorVersion);
+
+	/* Fill ithe nodename */
+	if (gethostname(name->nodename, UTSNAME_LENGTH) != 0) {
+		if (WSAGetLastError() == WSANOTINITIALISED) {
+			/* WinSock not initialized */
+			WSADATA WSAData;
+			WSAStartup(MAKEWORD(1, 0), &WSAData);
+			gethostname(name->nodename, UTSNAME_LENGTH);
+			WSACleanup();
+		} else {
+			ret = -1;
+			goto end;
+		}
+	}
+
+	/* Fill the machine */
+	switch(sysInfo.wProcessorArchitecture) {
+	case PROCESSOR_ARCHITECTURE_AMD64:
+		strcpy(name->machine, "x86_64");
+		break;
+	case PROCESSOR_ARCHITECTURE_IA64:
+		strcpy(name->machine, "ia64");
+		break;
+	case PROCESSOR_ARCHITECTURE_INTEL:
+		strcpy(name->machine, "x86");
+		break;
+	case PROCESSOR_ARCHITECTURE_UNKNOWN:
+	default:
+		strcpy(name->machine, "unknown");
+	}
+
+end:
+	return ret;
+}
+#else /* __MINGW32__ */
+#include <sys/utsname.h>
+#endif /* __MINGW32__ */
+
+#endif //UTSNAME_H
diff --git a/tests/lib/test_ctf_writer.c b/tests/lib/test_ctf_writer.c
index c849ca5e..a7a55b94 100644
--- a/tests/lib/test_ctf_writer.c
+++ b/tests/lib/test_ctf_writer.c
@@ -35,7 +35,7 @@
 #include <unistd.h>
 #include <babeltrace/compat/stdlib-internal.h>
 #include <stdio.h>
-#include <sys/utsname.h>
+#include <babeltrace/compat/utsname-internal.h>
 #include <babeltrace/compat/limits-internal.h>
 #include <babeltrace/compat/stdio-internal.h>
 #include <string.h>
-- 
2.34.1