merge from gcc

1 files changed, 23 insertions, 9 deletions

diff --git a/libiberty/functions.texi b/libiberty/functions.texi
index fa92d70..68c0648 100644
--- a/libiberty/functions.texi
+++ b/libiberty/functions.texi
@@ -668,14 +668,14 @@ reading and writing.
 
 @end deftypefn
 
-@c pexecute.txh:231
+@c pexecute.txh:244
 @deftypefn Extension void pex_free (struct pex_obj @var{obj})
 
 Clean up and free all data associated with @var{obj}.
 
 @end deftypefn
 
-@c pexecute.txh:206
+@c pexecute.txh:219
 @deftypefn Extension int pex_get_status (struct pex_obj *@var{obj}, int @var{count}, int *@var{vector})
 
 Returns the exit status of all programs run using @var{obj}.
@@ -685,7 +685,7 @@ to @code{pex_run}.  Returns 0 on error, 1 on success.
 
 @end deftypefn
 
-@c pexecute.txh:215
+@c pexecute.txh:228
 @deftypefn Extension int pex_get_times (struct pex_obj *@var{obj}, int @var{count}, struct pex_time *@var{vector})
 
 Returns the process execution times of all programs run using
@@ -734,7 +734,7 @@ temporary files; it may be @code{NULL} to use a randomly chosen name.
 
 @end deftypefn
 
-@c pexecute.txh:133
+@c pexecute.txh:146
 @deftypefn Extension {FILE *} pex_input_file (struct pex_obj *@var{obj}, int @var{flags}, const char *@var{in_name})
 
 Return a stream for a temporary file to pass to the first program in
@@ -752,7 +752,7 @@ binary mode; otherwise, open it in the default mode.  Including
 @code{PEX_BINARY_OUTPUT} in @var{flags} has no effect on Unix.
 @end deftypefn
 
-@c pexecute.txh:150
+@c pexecute.txh:163
 @deftypefn Extension {FILE *} pex_input_pipe (struct pex_obj *@var{obj}, int @var{binary})
 
 Return a stream @var{fp} for a pipe connected to the standard input of
@@ -797,7 +797,7 @@ the output pipe is you, but you are blocked on the input pipe.
 
 @end deftypefn
 
-@c pexecute.txh:237
+@c pexecute.txh:250
 @deftypefn Extension {const char *} pex_one (int @var{flags}, const char *@var{executable}, char * const *@var{argv}, const char *@var{pname}, const char *@var{outname}, const char *@var{errname}, int *@var{status}, int *@var{err})
 
 An interface to permit the easy execution of a
@@ -810,7 +810,7 @@ be set to the exit status of the program.
 
 @end deftypefn
 
-@c pexecute.txh:194
+@c pexecute.txh:207
 @deftypefn Extension {FILE *} pex_read_output (struct pex_obj *@var{obj}, int @var{binary})
 
 Returns a @code{FILE} pointer which may be used to read the standard
@@ -924,7 +924,21 @@ value, or to 0 if there is no relevant @code{errno}.
 
 @end deftypefn
 
-@c pexecute.txh:249
+@c pexecute.txh:133
+@deftypefn Extension {const char *} pex_run_in_environment (struct pex_obj *@var{obj}, int @var{flags}, const char *@var{executable}, char * const *@var{argv}, char * const *@var{env}, int @var{env_size}, const char *@var{outname}, const char *@var{errname}, int *@var{err})
+
+Execute one program in a pipeline, permitting the environment for the
+program to be specified.  Behaviour and parameters not listed below are
+as for @code{pex_run}.
+
+@var{env} is the environment for the child process, specified as an array of
+character pointers.  Each element of the array should point to a string of the
+form @code{VAR=VALUE}, with the exception of the last element that must be
+@code{NULL}.
+
+@end deftypefn
+
+@c pexecute.txh:262
 @deftypefn Extension int pexecute (const char *@var{program}, char * const *@var{argv}, const char *@var{this_pname}, const char *@var{temp_base}, char **@var{errmsg_fmt}, char **@var{errmsg_arg}, int flags)
 
 This is the old interface to execute one or more programs.  It is
@@ -952,7 +966,7 @@ name is unset/removed.
 
 @end deftypefn
 
-@c pexecute.txh:257
+@c pexecute.txh:270
 @deftypefn Extension int pwait (int @var{pid}, int *@var{status}, int @var{flags})
 
 Another part of the old execution interface.