From c61c9821e8417243a5a0cf691415f5e5626f2b3b Mon Sep 17 00:00:00 2001
From: kinichiro <kinichiro.inoguchi@gmail.com>
Date: Wed, 15 Mar 2017 21:02:22 +0900
Subject: Add support for getpagesize

---
 crypto/CMakeLists.txt       |  4 ++++
 crypto/Makefile.am          |  4 ++++
 crypto/compat/getpagesize.c | 18 ++++++++++++++++++
 3 files changed, 26 insertions(+)
 create mode 100644 crypto/compat/getpagesize.c

(limited to 'crypto')

diff --git a/crypto/CMakeLists.txt b/crypto/CMakeLists.txt
index cda4fb3..e36004a 100644
--- a/crypto/CMakeLists.txt
+++ b/crypto/CMakeLists.txt
@@ -681,6 +681,10 @@ if(NOT HAVE_ASPRINTF)
 	set(EXTRA_EXPORT ${EXTRA_EXPORT} vasprintf)
 endif()
 
+if(NOT HAVE_GETPAGESIZE)
+	set(CRYPTO_SRC ${CRYPTO_SRC} compat/getpagesize.c)
+endif()
+
 if(NOT HAVE_INET_PTON)
 	set(CRYPTO_SRC ${CRYPTO_SRC} compat/inet_pton.c)
 	set(EXTRA_EXPORT ${EXTRA_EXPORT} inet_pton)
diff --git a/crypto/Makefile.am b/crypto/Makefile.am
index 78f3dd8..dc94a8c 100644
--- a/crypto/Makefile.am
+++ b/crypto/Makefile.am
@@ -81,6 +81,10 @@ if !HAVE_ASPRINTF
 libcompat_la_SOURCES += compat/bsd-asprintf.c
 endif
 
+if !HAVE_GETPAGESIZE
+libcompat_la_SOURCES += compat/getpagesize.c
+endif
+
 if !HAVE_INET_PTON
 libcompat_la_SOURCES += compat/inet_pton.c
 endif
diff --git a/crypto/compat/getpagesize.c b/crypto/compat/getpagesize.c
new file mode 100644
index 0000000..098efa9
--- /dev/null
+++ b/crypto/compat/getpagesize.c
@@ -0,0 +1,18 @@
+/* $OpenBSD$ */
+
+#include <unistd.h>
+
+#ifdef _MSC_VER
+#include <windows.h>
+#endif
+
+int
+getpagesize(void) {
+#ifdef _MSC_VER
+	SYSTEM_INFO system_info;
+	GetSystemInfo(&system_info);
+	return system_info.dwPageSize;
+#else
+	return sysconf(_SC_PAGESIZE);
+#endif
+}
-- 
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