Changeset c47e1a8 in mainline for uspace/lib/c/generic/task.c

Timestamp:

2010-05-21T07:50:04Z (16 years ago)

Author:

Lenka Trochtova <trochtova.lenka@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

d51ee2b

Parents:

cf8cc36 (diff), 15b592b (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

merge mainline changes (rev. 451)

File:

• uspace/lib/c/generic/task.c (moved) (moved from uspace/lib/libc/generic/task.c ) (4 diffs)

uspace/lib/c/generic/task.c

@@ -39 +39 @@
 #include <errno.h>
 #include <loader/loader.h>
-#include <string.h>
+#include <str.h>
 #include <ipc/ns.h>
 #include <macros.h>
@@ -70 +70 @@
  * loader API.
  *
- * @param path pathname of the binary to execute
- * @param argv command-line arguments
+ * @param path Pathname of the binary to execute.
+ * @param argv Command-line arguments.
+ * @param err  If not NULL, the error value is stored here.
  *
  * @return ID of the newly created task or zero on error.
  *
  */
-task_id_t task_spawn(const char *path, char *const args[])
+task_id_t task_spawn(const char *path, const char *const args[], int *err)
 {
         /* Connect to a program loader. */
         loader_t *ldr = loader_connect();
-        if (ldr == NULL)
+        if (ldr == NULL) {
+                if (err != NULL)
+                        *err = EREFUSED;
+                
                 return 0;
+        }
         
         /* Get task ID. */
@@ -143 +148 @@
         /* Success */
         free(ldr);
+        
+        if (err != NULL)
+                *err = EOK;
+        
         return task_id;
         
@@ -149 +158 @@
         loader_abort(ldr);
         free(ldr);
+        
+        if (err != NULL)
+                *err = rc;
         
         return 0;