Changeset c3db721 in mainline for uspace/lib

Timestamp:

2025-10-10T20:35:05Z (3 months ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

master

Children:

c1383cd

Parents:

0cf3d5f

Message:

Allow aborting file management operation.

Location:

uspace/lib/fmgt

Files:

• include/types/fmgt.h (modified) (2 diffs)
• src/fmgt.c (modified) (2 diffs)

uspace/lib/fmgt/include/types/fmgt.h

@@ -40 +40 @@
 #include <capa.h>
 #include <fibril_synch.h>
+#include <stdbool.h>
 
 /** File management progress update */
@@ -53 +54 @@
 /** File management callbacks */
 typedef struct {
+        bool (*abort_query)(void *);
         void (*progress)(void *, fmgt_progress_t *);
 } fmgt_cb_t;

uspace/lib/fmgt/src/fmgt.c

@@ -221 +221 @@
 }
 
+/** Query caller whether operation should be aborted.
+ *
+ * @param fmgt File management object
+ * @return @c true iff operation should be aborted
+ */
+static bool fmgt_abort_query(fmgt_t *fmgt)
+{
+        if (fmgt->cb != NULL && fmgt->cb->abort_query!= NULL)
+                return fmgt->cb->abort_query(fmgt->cb_arg);
+        else
+                return false;
+}
+
 /** Create new file.
  *
@@ -276 +289 @@
 
                 fmgt->curf_procb += nw;
+
+                /* User requested abort? */
+                if (fmgt_abort_query(fmgt)) {
+                        free(buffer);
+                        vfs_put(fd);
+                        fmgt_final_progress_update(fmgt);
+                        return EINTR;
+                }
         }