obj->next_input = STDIN_FILE_NO;
obj->next_input_name = NULL;
obj->next_input_name_allocated = 0;
+ obj->stderr_pipe = -1;
obj->count = 0;
obj->children = NULL;
obj->status = NULL;
obj->number_waited = 0;
obj->input_file = NULL;
obj->read_output = NULL;
+ obj->read_err = NULL;
obj->remove_count = 0;
obj->remove = NULL;
obj->funcs = funcs;
/* Set ERRDES. */
+ if (errname != NULL && (flags & PEX_STDERR_TO_PIPE) != 0)
+ {
+ *err = 0;
+ errmsg = "both ERRNAME and PEX_STDERR_TO_PIPE specified.";
+ goto error_exit;
+ }
+
+ if (obj->stderr_pipe != -1)
+ {
+ *err = 0;
+ errmsg = "PEX_STDERR_TO_PIPE used in the middle of pipeline";
+ goto error_exit;
+ }
+
if (errname == NULL)
- errdes = STDERR_FILE_NO;
+ {
+ if (flags & PEX_STDERR_TO_PIPE)
+ {
+ if (obj->funcs->pipe (obj, p, (flags & PEX_BINARY_ERROR) != 0) < 0)
+ {
+ *err = errno;
+ errmsg = "pipe";
+ goto error_exit;
+ }
+
+ errdes = p[WRITE_PORT];
+ obj->stderr_pipe = p[READ_PORT];
+ }
+ else
+ {
+ errdes = STDERR_FILE_NO;
+ }
+ }
else
{
- /* We assume that stderr is in text mode--it certainly shouldn't
- be controlled by PEX_BINARY_OUTPUT. If necessary, we can add
- a PEX_BINARY_STDERR flag. */
- errdes = obj->funcs->open_write (obj, errname, 0);
+ errdes = obj->funcs->open_write (obj, errname,
+ (flags & PEX_BINARY_ERROR) != 0);
if (errdes < 0)
{
*err = errno;
return obj->read_output;
}
+FILE *
+pex_read_err (struct pex_obj *obj, int binary)
+{
+ int o;
+
+ o = obj->stderr_pipe;
+ if (o < 0 || o == STDIN_FILE_NO)
+ return NULL;
+ obj->read_err = obj->funcs->fdopenr (obj, o, binary);
+ return obj->read_err;
+}
+
/* Get the exit status and, if requested, the resource time for all
the child processes. Return 0 on failure, 1 on success. */
free (obj->time);
if (obj->read_output != NULL)
fclose (obj->read_output);
+ if (obj->read_err != NULL)
+ fclose (obj->read_err);
if (obj->remove_count > 0)
{