Updated to fedora-glibc-20070731T1624cvs/fedora-glibc-2_6_90-1

5 files changed, 45 insertions, 11 deletions

diff --git a/libio/fileops.c b/libio/fileops.c
index 886b3729c3..95cd2d64c9 100644
--- a/libio/fileops.c
+++ b/libio/fileops.c
@@ -320,6 +320,11 @@ _IO_new_file_fopen (fp, filename, mode, is32not64)
 	case 'c':
 	  fp->_flags2 |= _IO_FLAGS2_NOTCANCEL;
 	  break;
+#ifdef O_CLOEXEC
+	case 'e':
+	  oflags |= O_CLOEXEC;
+	  break;
+#endif
 	default:
 	  /* Ignore.  */
 	  continue;
diff --git a/libio/genops.c b/libio/genops.c
index 3f8d71a50f..7005fdbd96 100644
--- a/libio/genops.c
+++ b/libio/genops.c
@@ -64,23 +64,29 @@ _IO_un_link (fp)
 {
   if (fp->file._flags & _IO_LINKED)
     {
-      struct _IO_FILE_plus **f;
+      struct _IO_FILE **f;
 #ifdef _IO_MTSAFE_IO
       _IO_cleanup_region_start_noarg (flush_cleanup);
       _IO_lock_lock (list_all_lock);
       run_fp = (_IO_FILE *) fp;
       _IO_flockfile ((_IO_FILE *) fp);
 #endif
-      for (f = &INTUSE(_IO_list_all); *f;
-	   f = (struct _IO_FILE_plus **) &(*f)->file._chain)
+      if (INTUSE(_IO_list_all) == NULL)
+	;
+      else if (fp == INTUSE(_IO_list_all))
 	{
-	  if (*f == fp)
+	  INTUSE(_IO_list_all)
+	    = (struct _IO_FILE_plus *) INTUSE(_IO_list_all)->file._chain;
+	  ++_IO_list_all_stamp;
+	}
+      else
+	for (f = &INTUSE(_IO_list_all)->file._chain; *f; f = &(*f)->_chain)
+	  if (*f == (_IO_FILE *) fp)
 	    {
-	      *f = (struct _IO_FILE_plus *) fp->file._chain;
+	      *f = fp->file._chain;
 	      ++_IO_list_all_stamp;
 	      break;
 	    }
-	}
       fp->file._flags &= ~_IO_LINKED;
 #ifdef _IO_MTSAFE_IO
       _IO_funlockfile ((_IO_FILE *) fp);
diff --git a/libio/iopopen.c b/libio/iopopen.c
index 896e930f40..d5c6305b09 100644
--- a/libio/iopopen.c
+++ b/libio/iopopen.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 1993, 1997-2002, 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1997-2002, 2003, 2004, 2007
+   Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Written by Per Bothner <bothner@cygnus.com>.
 
@@ -169,7 +170,15 @@ _IO_new_proc_open (fp, command, mode)
          popen() calls that remain open in the parent process are closed
 	 in the new child process." */
       for (p = proc_file_chain; p; p = p->next)
-	_IO_close (_IO_fileno ((_IO_FILE *) p));
+	{
+	  int fd = _IO_fileno ((_IO_FILE *) p);
+
+	  /* If any stream from previous popen() calls has fileno
+	     child_std_end, it has been already closed by the dup2 syscall
+	     above.  */
+	  if (fd != child_std_end)
+	    _IO_close (fd);
+	}
 
       _IO_execl ("/bin/sh", "sh", "-c", command, (char *) 0);
       _IO__exit (127);
diff --git a/libio/libio.h b/libio/libio.h
index 9df08614ee..a807883856 100644
--- a/libio/libio.h
+++ b/libio/libio.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-1995,1997-2005,2006 Free Software Foundation, Inc.
+/* Copyright (C) 1991-1995,1997-2006,2007 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Written by Per Bothner <bothner@cygnus.com>.
 
@@ -413,9 +413,11 @@ extern "C" {
 extern int __underflow (_IO_FILE *);
 extern int __uflow (_IO_FILE *);
 extern int __overflow (_IO_FILE *, int);
+#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T
 extern _IO_wint_t __wunderflow (_IO_FILE *);
 extern _IO_wint_t __wuflow (_IO_FILE *);
 extern _IO_wint_t __woverflow (_IO_FILE *, _IO_wint_t);
+#endif
 
 #if  __GNUC__ >= 3
 # define _IO_BE(expr, res) __builtin_expect ((expr), res)
@@ -435,15 +437,17 @@ extern _IO_wint_t __woverflow (_IO_FILE *, _IO_wint_t);
     ? __overflow (_fp, (unsigned char) (_ch)) \
     : (unsigned char) (*(_fp)->_IO_write_ptr++ = (_ch)))
 
-#define _IO_getwc_unlocked(_fp) \
+#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T
+# define _IO_getwc_unlocked(_fp) \
   (_IO_BE ((_fp)->_wide_data->_IO_read_ptr >= (_fp)->_wide_data->_IO_read_end,\
 	   0) \
    ? __wuflow (_fp) : (_IO_wint_t) *(_fp)->_wide_data->_IO_read_ptr++)
-#define _IO_putwc_unlocked(_wch, _fp) \
+# define _IO_putwc_unlocked(_wch, _fp) \
   (_IO_BE ((_fp)->_wide_data->_IO_write_ptr \
 	   >= (_fp)->_wide_data->_IO_write_end, 0) \
    ? __woverflow (_fp, _wch) \
    : (_IO_wint_t) (*(_fp)->_wide_data->_IO_write_ptr++ = (_wch)))
+#endif
 
 #define _IO_feof_unlocked(__fp) (((__fp)->_flags & _IO_EOF_SEEN) != 0)
 #define _IO_ferror_unlocked(__fp) (((__fp)->_flags & _IO_ERR_SEEN) != 0)
diff --git a/libio/libioP.h b/libio/libioP.h
index a574b40f77..b99b81743f 100644
--- a/libio/libioP.h
+++ b/libio/libioP.h
@@ -968,3 +968,13 @@ _IO_acquire_lock_fct (_IO_FILE **p)
   if ((fp->_flags & _IO_USER_LOCK) == 0)
     _IO_funlockfile (fp);
 }
+
+static inline void
+__attribute__ ((__always_inline__))
+_IO_acquire_lock_clear_flags2_fct (_IO_FILE **p)
+{
+  _IO_FILE *fp = *p;
+  fp->_flags &= ~_IO_FLAGS2_FORTIFY;
+  if ((fp->_flags & _IO_USER_LOCK) == 0)
+    _IO_funlockfile (fp);
+}