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* common/filestuff.c: Check USE_WIN32API before including 

sys/socket.h.
	(HAVE_F_GETFD): New define.
	(mark_cloexec): Check HAVE_F_GETFD.
	(gdb_open_cloexec): Change 'mode' to unsigned long.
	(gdb_socketpair_cloexec): Check HAVE_SOCKETPAIR.
	(gdb_pipe_cloexec): Check HAVE_PIPE.
	* common/filestuff.h (gdb_open_cloexec): Change 'mode' to unsigned
	long.
This commit is contained in:
Tom Tromey 2013-04-23 15:49:25 +00:00
parent 29f045bb48
commit 5d71132c29
3 changed files with 35 additions and 4 deletions
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12
gdb/ChangeLog
View File

@ -1,3 +1,15 @@
2013-04-23 Tom Tromey <tromey@redhat.com>
* common/filestuff.c: Check USE_WIN32API before including
sys/socket.h.
(HAVE_F_GETFD): New define.
(mark_cloexec): Check HAVE_F_GETFD.
(gdb_open_cloexec): Change 'mode' to unsigned long.
(gdb_socketpair_cloexec): Check HAVE_SOCKETPAIR.
(gdb_pipe_cloexec): Check HAVE_PIPE.
* common/filestuff.h (gdb_open_cloexec): Change 'mode' to unsigned
long.
2013-04-23 Hui Zhu <hui@codesourcery.com>
PR gdb/15293

24
gdb/common/filestuff.c
View File

@ -28,10 +28,18 @@
#include <string.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/stat.h>
#ifdef USE_WIN32API
#include <winsock2.h>
#include <windows.h>
#else
#include <sys/socket.h>
/* Define HAVE_F_GETFD if we plan to use F_GETFD. */
#define HAVE_F_GETFD F_GETFD
#endif
#ifdef HAVE_SYS_RESOURCE_H
#include <sys/resource.h>
#endif /* HAVE_SYS_RESOURCE_H */
@ -215,6 +223,7 @@ static int trust_o_cloexec;
static void
mark_cloexec (int fd)
{
#ifdef HAVE_F_GETFD
int old = fcntl (fd, F_GETFD, 0);
if (old != -1)
@ -229,6 +238,7 @@ mark_cloexec (int fd)
trust_o_cloexec = -1;
}
}
#endif /* HAVE_F_GETFD */
}
/* Depending on TRUST_O_CLOEXEC, mark FD as close-on-exec. */
@ -254,7 +264,7 @@ socket_mark_cloexec (int fd)
/* See filestuff.h. */
int
gdb_open_cloexec (const char *filename, int flags, mode_t mode)
gdb_open_cloexec (const char *filename, int flags, unsigned long mode)
{
int fd = open (filename, flags | O_CLOEXEC, mode);
@ -303,6 +313,7 @@ gdb_fopen_cloexec (const char *filename, const char *opentype)
int
gdb_socketpair_cloexec (int namespace, int style, int protocol, int filedes[2])
{
#ifdef HAVE_SOCKETPAIR
int result = socketpair (namespace, style | SOCK_CLOEXEC, protocol, filedes);
if (result != -1)
@ -312,6 +323,9 @@ gdb_socketpair_cloexec (int namespace, int style, int protocol, int filedes[2])
}
return result;
#else
gdb_assert_not_reached (_("socketpair not available on this host"));
#endif
}
/* See filestuff.h. */
@ -342,13 +356,17 @@ gdb_pipe_cloexec (int filedes[2])
maybe_mark_cloexec (filedes[1]);
}
#else
#ifdef HAVE_PIPE
result = pipe (filedes);
if (result != -1)
{
mark_cloexec (filedes[0]);
mark_cloexec (filedes[1]);
}
#endif
#else /* HAVE_PIPE */
gdb_assert_not_reached (_("pipe not available on this host"));
#endif /* HAVE_PIPE */
#endif /* HAVE_PIPE2 */
return result;
}

3
gdb/common/filestuff.h
View File

@ -33,7 +33,8 @@ extern void close_most_fds (void);
/* Like 'open', but ensures that the returned file descriptor has the
close-on-exec flag set. */
extern int gdb_open_cloexec (const char *filename, int flags, mode_t mode);
extern int gdb_open_cloexec (const char *filename, int flags,
/* mode_t */ unsigned long mode);
/* Like 'fopen', but ensures that the returned file descriptor has the
close-on-exec flag set. */