/* Like <fcntl.h>, but with non-working flags defined to 0.
- Copyright (C) 2006-2009 Free Software Foundation, Inc.
+ Copyright (C) 2006-2010 Free Software Foundation, Inc.
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
#include <sys/types.h>
#ifndef __GLIBC__ /* Avoid namespace pollution on glibc systems. */
# include <sys/stat.h>
-# include <unistd.h>
#endif
#@INCLUDE_NEXT@ @NEXT_FCNTL_H@
#include <sys/types.h>
#ifndef __GLIBC__ /* Avoid namespace pollution on glibc systems. */
# include <sys/stat.h>
-# include <unistd.h>
#endif
/* The include_next requires a split double-inclusion guard. */
#@INCLUDE_NEXT@ @NEXT_FCNTL_H@
#ifndef _GL_FCNTL_H
#define _GL_FCNTL_H
+#ifndef __GLIBC__ /* Avoid namespace pollution on glibc systems. */
+# include <unistd.h>
+#endif
+
-/* The definition of GL_LINK_WARNING is copied here. */
+/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
/* The definition of _GL_ARG_NONNULL is copied here. */
+/* The definition of _GL_WARN_ON_USE is copied here. */
-/* Declare overridden functions. */
-#ifdef __cplusplus
-extern "C" {
-#endif
+/* Declare overridden functions. */
#if @GNULIB_FCNTL@
# if @REPLACE_FCNTL@
-# undef fcntl
-# define fcntl rpl_fcntl
-# endif
-# if !@HAVE_FCNTL@ || @REPLACE_FCNTL@
-extern int fcntl (int fd, int action, ...);
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef fcntl
+# define fcntl rpl_fcntl
+# endif
+_GL_FUNCDECL_RPL (fcntl, int, (int fd, int action, ...));
+_GL_CXXALIAS_RPL (fcntl, int, (int fd, int action, ...));
+# else
+# if !@HAVE_FCNTL@
+_GL_FUNCDECL_SYS (fcntl, int, (int fd, int action, ...));
+# endif
+_GL_CXXALIAS_SYS (fcntl, int, (int fd, int action, ...));
# endif
+_GL_CXXALIASWARN (fcntl);
#elif defined GNULIB_POSIXCHECK
# undef fcntl
-# define fcntl \
- (GL_LINK_WARNING ("fcntl is not always POSIX compliant - " \
- "use gnulib module fcntl for portability"), \
- fcntl)
+# if HAVE_RAW_DECL_FCNTL
+_GL_WARN_ON_USE (fcntl, "fcntl is not always POSIX compliant - "
+ "use gnulib module fcntl for portability");
+# endif
#endif
#if @GNULIB_OPEN@
# if @REPLACE_OPEN@
-# undef open
-# define open rpl_open
-extern int open (const char *filename, int flags, ...) _GL_ARG_NONNULL ((1));
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef open
+# define open rpl_open
+# endif
+_GL_FUNCDECL_RPL (open, int, (const char *filename, int flags, ...)
+ _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (open, int, (const char *filename, int flags, ...));
+# else
+_GL_CXXALIAS_SYS (open, int, (const char *filename, int flags, ...));
# endif
+_GL_CXXALIASWARN (open);
#elif defined GNULIB_POSIXCHECK
# undef open
-# define open \
- (GL_LINK_WARNING ("open is not always POSIX compliant - " \
- "use gnulib module open for portability"), \
- open)
+/* Assume open is always declared. */
+_GL_WARN_ON_USE (open, "open is not always POSIX compliant - "
+ "use gnulib module open for portability");
#endif
#if @GNULIB_OPENAT@
# if @REPLACE_OPENAT@
-# undef openat
-# define openat rpl_openat
-# endif
-# if !@HAVE_OPENAT@ || @REPLACE_OPENAT@
-extern int openat (int fd, char const *file, int flags, /* mode_t mode */ ...)
- _GL_ARG_NONNULL ((2));
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef openat
+# define openat rpl_openat
+# endif
+_GL_FUNCDECL_RPL (openat, int,
+ (int fd, char const *file, int flags, /* mode_t mode */ ...)
+ _GL_ARG_NONNULL ((2)));
+_GL_CXXALIAS_RPL (openat, int,
+ (int fd, char const *file, int flags, /* mode_t mode */ ...));
+# else
+# if !@HAVE_OPENAT@
+_GL_FUNCDECL_SYS (openat, int,
+ (int fd, char const *file, int flags, /* mode_t mode */ ...)
+ _GL_ARG_NONNULL ((2)));
+# endif
+_GL_CXXALIAS_SYS (openat, int,
+ (int fd, char const *file, int flags, /* mode_t mode */ ...));
# endif
+_GL_CXXALIASWARN (openat);
#elif defined GNULIB_POSIXCHECK
# undef openat
-# define openat \
- (GL_LINK_WARNING ("openat is not portable - " \
- "use gnulib module openat for portability"), \
- openat)
+# if HAVE_RAW_DECL_OPENAT
+_GL_WARN_ON_USE (openat, "openat is not portable - "
+ "use gnulib module openat for portability");
+# endif
#endif
-#ifdef __cplusplus
-}
-#endif
/* Fix up the FD_* macros, only known to be missing on mingw. */