From 8604f138c55ab4904a2fd9b7edce2b688c70e6c0 Mon Sep 17 00:00:00 2001
From: sin <sin@2f30.org>
Date: Wed, 11 Mar 2015 09:26:11 +0000
Subject: [PATCH] Add ifdef guards for C++ code

---
 include/poll.h       | 8 ++++++++
 include/stdio.h      | 8 ++++++++
 include/stdlib.h     | 8 ++++++++
 include/string.h     | 8 ++++++++
 include/strings.h    | 8 ++++++++
 include/sys/select.h | 8 ++++++++
 include/sys/socket.h | 8 ++++++++
 include/unistd.h     | 8 ++++++++
 include/wchar.h      | 8 ++++++++
 9 files changed, 72 insertions(+)

diff --git a/include/poll.h b/include/poll.h
index 2f06045..ac79695 100644
--- a/include/poll.h
+++ b/include/poll.h
@@ -5,6 +5,10 @@
 
 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 static inline __attribute__ ((always_inline))
 int
 __fortify_poll(struct pollfd *fds, nfds_t nfds, int timeout)
@@ -38,6 +42,10 @@ __fortify_ppoll(struct pollfd *fds, nfds_t nfds,
 #define ppoll(fds, nfds, timeout, mask) __fortify_ppoll(fds, nfds, timeout, mask)
 #endif
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
 #endif
diff --git a/include/stdio.h b/include/stdio.h
index b1ccc75..ab9b00f 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -5,6 +5,10 @@
 
 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 static inline __attribute__ ((always_inline))
 char *
 __fortify_fgets(char *s, int n, FILE *fp)
@@ -104,6 +108,10 @@ __fortify_vsnprintf(char *s, size_t n, const char *fmt, __builtin_va_list ap)
 	r; \
 })
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
 #endif
diff --git a/include/stdlib.h b/include/stdlib.h
index 35bff81..312555c 100644
--- a/include/stdlib.h
+++ b/include/stdlib.h
@@ -9,6 +9,10 @@
 
 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 static inline __attribute__ ((always_inline))
 char *
@@ -32,6 +36,10 @@ __fortify_realpath(const char *path, char *resolved)
 #define realpath(path, resolved) __fortify_realpath(path, resolved)
 #endif
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
 #endif
diff --git a/include/string.h b/include/string.h
index 9f7d462..2f513ca 100644
--- a/include/string.h
+++ b/include/string.h
@@ -5,6 +5,10 @@
 
 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 static inline __attribute__ ((always_inline))
 void *
 __fortify_memcpy(void *dest, const void *src, size_t n)
@@ -186,6 +190,10 @@ __fortify_strlcpy(char *dest, const char *src, size_t n)
 #define strlcpy(dest, src, n) __fortify_strlcpy(dest, src, n)
 #endif
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
 #endif
diff --git a/include/strings.h b/include/strings.h
index 943b565..0862b58 100644
--- a/include/strings.h
+++ b/include/strings.h
@@ -5,6 +5,10 @@
 
 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) || defined(_POSIX_SOURCE) \
  || (defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE+0 < 200809L) \
  || (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE+0 < 700)
@@ -36,6 +40,10 @@ __fortify_bzero(void *src, size_t n)
 #define bzero(src, n) __fortify_bzero(src, n)
 #endif
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
 #endif
diff --git a/include/sys/select.h b/include/sys/select.h
index 9101b51..50bdb6a 100644
--- a/include/sys/select.h
+++ b/include/sys/select.h
@@ -5,6 +5,10 @@
 
 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 static inline __attribute__ ((always_inline))
 int
 __fortify_FD_CLR(int fd, fd_set *set)
@@ -32,6 +36,10 @@ __fortify_FD_SET(int fd, fd_set *set)
 #undef FD_SET
 #define FD_SET(fd, set) __fortify_FD_SET(fd, set)
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
 #endif
diff --git a/include/sys/socket.h b/include/sys/socket.h
index 7044f65..fc7381a 100644
--- a/include/sys/socket.h
+++ b/include/sys/socket.h
@@ -5,6 +5,10 @@
 
 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 static inline __attribute__ ((always_inline))
 ssize_t
 __fortify_recv(int sockfd, void *buf, size_t n, int flags)
@@ -60,6 +64,10 @@ __fortify_sendto(int sockfd, const void *buf, size_t n, int flags,
 #undef sendto
 #define sendto(sockfd, buf, n, flags, sa, salen) __fortify_sendto(sockfd, buf, n, flags, sa, salen)
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
 #endif
diff --git a/include/unistd.h b/include/unistd.h
index 6b502b5..2403db1 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -5,6 +5,10 @@
 
 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 static inline __attribute__ ((always_inline))
 size_t
 __fortify_confstr(int name, char *buf, size_t len)
@@ -168,6 +172,10 @@ __fortify_write(int fd, const void *buf, size_t n)
 #undef write
 #define write(fd, buf, n) __fortify_write(fd, buf, n)
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
 #endif
diff --git a/include/wchar.h b/include/wchar.h
index ca9840a..8a72e35 100644
--- a/include/wchar.h
+++ b/include/wchar.h
@@ -6,6 +6,10 @@
 
 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 static inline __attribute__ ((always_inline))
 wchar_t *
 __fortify_fgetws(wchar_t *s, int n, FILE *fp)
@@ -249,6 +253,10 @@ __fortify_wmemset(wchar_t *s, wchar_t c, size_t n)
 #undef wmemset
 #define wmemset(s, c, n) __fortify_wmemset(s, c, n)
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
 #endif