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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2021-07-19 21:45:29 +0000
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2021-07-19 23:47:18 +0200
commitff417d40178b7363b08516091f74c0b6615456ee (patch)
tree3f393785b1290232909e7ea38df1544ae3fb7baf /sysdeps/mach/hurd/spawni.c
parent469761eac842663365bba3dacd4cdf15a2ae328d (diff)
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hurd: Add support for spawn_do_closefrom
Diffstat (limited to 'sysdeps/mach/hurd/spawni.c')
-rw-r--r--sysdeps/mach/hurd/spawni.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/sysdeps/mach/hurd/spawni.c b/sysdeps/mach/hurd/spawni.c
index e011c3b34b..060e389bbb 100644
--- a/sysdeps/mach/hurd/spawni.c
+++ b/sysdeps/mach/hurd/spawni.c
@@ -505,6 +505,19 @@ retry:
 	    return EBADF;
 	  }
 
+	/* Close file descriptors in the child.  */
+	error_t do_closefrom (int lowfd)
+	  {
+	    while ((unsigned int) lowfd < dtablesize)
+	      {
+		error_t err = do_close (lowfd);
+		if (err != 0 && err != EBADF)
+		  return err;
+		lowfd++;
+	      }
+	    return 0;
+	  }
+
 	/* Make sure the dtable can hold NEWFD.  */
 #define EXPAND_DTABLE(newfd)						      \
 	({								      \
@@ -615,7 +628,7 @@ retry:
 	    break;
 
 	  case spawn_do_closefrom:
-	    err = EINVAL;
+	    err = do_closefrom (action->action.closefrom_action.from);
 	    break;
 	  }