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| author | Ian Lance Taylor <ian@airs.com> | 2011-04-22 23:20:28 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <ian@airs.com> | 2011-04-22 23:20:28 +0000 |
| commit | d0a9ace301659a82d936cfba740564f6a9ec288a (patch) | |
| tree | b47543709a0e13dfcadd65e00d27a60130bfca4d /gold/descriptors.cc | |
| parent | 94a3fc8b837eb39007fa4e82120f60ec9429317d (diff) | |
| download | gdb-d0a9ace301659a82d936cfba740564f6a9ec288a.zip gdb-d0a9ace301659a82d936cfba740564f6a9ec288a.tar.gz gdb-d0a9ace301659a82d936cfba740564f6a9ec288a.tar.bz2 | |
* descriptors.cc (set_close_on_exec): New function.
(Descriptors::open): Use set_close_on_exec.
* output.cc (S_ISLNK): Define if not defined.
Diffstat (limited to 'gold/descriptors.cc')
| -rw-r--r-- | gold/descriptors.cc | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/gold/descriptors.cc b/gold/descriptors.cc index db8ad67..2ab0d5c 100644 --- a/gold/descriptors.cc +++ b/gold/descriptors.cc @@ -1,6 +1,6 @@ // descriptors.cc -- manage file descriptors for gold -// Copyright 2008, 2009 Free Software Foundation, Inc. +// Copyright 2008, 2009, 2010, 2011 Free Software Foundation, Inc. // Written by Ian Lance Taylor <iant@google.com>. // This file is part of gold. @@ -34,15 +34,24 @@ #include "descriptors.h" #include "binary-io.h" +// O_CLOEXEC is only available on newer systems. +#ifndef O_CLOEXEC +#define O_CLOEXEC 0 +#endif + // Very old systems may not define FD_CLOEXEC. #ifndef FD_CLOEXEC #define FD_CLOEXEC 1 #endif -// O_CLOEXEC is only available on newer systems. -#ifndef O_CLOEXEC -#define O_CLOEXEC 0 +static inline void +set_close_on_exec(int fd) +{ +// Mingw does not define F_SETFD. +#ifdef F_SETFD + fcntl(fd, F_SETFD, FD_CLOEXEC); #endif +} namespace gold { @@ -133,7 +142,7 @@ Descriptors::open(int descriptor, const char* name, int flags, int mode) if (O_CLOEXEC == 0 && parameters->options_valid() && parameters->options().has_plugins()) - fcntl(new_descriptor, F_SETFD, FD_CLOEXEC); + set_close_on_exec(new_descriptor); { Hold_optional_lock hl(this->lock_); |