src/libiberty/ChangeLog:

2006-03-29  Jim Blandy  <jimb@codesourcery.com>

	* pex-common.c (pex_input_file, pex_input_pipe): New functions.
	(pex_init_common): Initialize obj->input_file.
	(pex_run): Close any file opened by pex_input_file.
	* pexecute.txh (pex_input_file, pex_input_pipe): New docs.
	* pex-common.h (struct pex_obj): New field input_file.
	(struct pex_funcs): New function ptr fdopenw.
	* pex-unix.c (pex_unix_fdopenw): New function.
	(funcs): List it as our fdopenw function.
	* pex-win32.c (pex_win32_fdopenw): New function.
	(funcs): List it as our fdopenw function.
	* pex-djgpp.c (funcs): Leave fdopenw null.
	* pex-msdos (funcs): Same.
	* functions.texi: Regenerated.

src/include/ChangeLog:
2006-04-10  Jim Blandy  <jimb@codesourcery.com>

	* libiberty.h (pex_input_file, pex_input_pipe): New declarations.




git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@112883 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 14 insertions, 0 deletions

diff --git a/libiberty/pex-win32.c b/libiberty/pex-win32.c
index 3a75c5be004..046f393c6d9 100644
--- a/libiberty/pex-win32.c
+++ b/libiberty/pex-win32.c
@@ -83,6 +83,7 @@ static int pex_win32_wait (struct pex_obj *, long, int *,
 			   struct pex_time *, int, const char **, int *);
 static int pex_win32_pipe (struct pex_obj *, int *, int);
 static FILE *pex_win32_fdopenr (struct pex_obj *, int, int);
+static FILE *pex_win32_fdopenw (struct pex_obj *, int, int);
 
 /* The list of functions we pass to the common routines.  */
 
@@ -95,6 +96,7 @@ const struct pex_funcs funcs =
   pex_win32_wait,
   pex_win32_pipe,
   pex_win32_fdopenr,
+  pex_win32_fdopenw,
   NULL /* cleanup */
 };
 
@@ -766,6 +768,18 @@ pex_win32_fdopenr (struct pex_obj *obj ATTRIBUTE_UNUSED, int fd,
   return fdopen (fd, binary ? "rb" : "r");
 }
 
+static FILE *
+pex_win32_fdopenw (struct pex_obj *obj ATTRIBUTE_UNUSED, int fd,
+		   int binary)
+{
+  HANDLE h = (HANDLE) _get_osfhandle (fd);
+  if (h == INVALID_HANDLE_VALUE)
+    return NULL;
+  if (! SetHandleInformation (h, HANDLE_FLAG_INHERIT, 0))
+    return NULL;
+  return fdopen (fd, binary ? "wb" : "w");
+}
+
 #ifdef MAIN
 #include <stdio.h>