Move large file-related wrappers to a separate header

* strace.c [_LARGEFILE64_SOURCE]: Move the definitions under it to a...
* largefile_wrappers.h: ... new file.
* Makefile.am (strace_SOURCES): Add it.

1 files changed, 58 insertions, 0 deletions

diff --git a/largefile_wrappers.h b/largefile_wrappers.h
new file mode 100644
index 000000000..6bb11a3f0
--- /dev/null
+++ b/largefile_wrappers.h
@@ -0,0 +1,58 @@
+/*
+ * Wrappers for handling discrepancies in LF64-themed syscalls availability and
+ * necessity between verious architectures and kernel veriosns.
+ *
+ * Copyright (c) 2012-2018 The strace developers.
+ * All rights reserved.
+ *
+ * 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.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * 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.
+ */
+
+#ifndef STRACE_LARGEFILE_WRAPPERS_H
+#define STRACE_LARGEFILE_WRAPPERS_H
+
+#include "defs.h"
+
+#ifdef _LARGEFILE64_SOURCE
+# ifdef HAVE_FOPEN64
+#  define fopen_for_output fopen64
+# else
+#  define fopen_for_output fopen
+# endif
+# define struct_stat struct stat64
+# define stat_file stat64
+# define struct_dirent struct dirent64
+# define read_dir readdir64
+# define struct_rlimit struct rlimit64
+# define set_rlimit setrlimit64
+#else
+# define fopen_for_output fopen
+# define struct_stat struct stat
+# define stat_file stat
+# define struct_dirent struct dirent
+# define read_dir readdir
+# define struct_rlimit struct rlimit
+# define set_rlimit setrlimit
+#endif
+
+#endif /* STRACE_LARGEFILE_WRAPPERS_H */