scripts/bloat-o-meter: fix SIGPIPE

Fix piping output to a program which quickly exits (read: head -n1) $ ./scripts/bloat-o-meter ../vmlinux-000 ../obj/vmlinux | head -n1 add/remove: 0/0 grow/shrink: 9/60 up/down: 124/-305 (-181) close failed in file object destructor: sys.excepthook is missing lost sys.stderr Link: http://lkml.kernel.org/r/20161028204618.GA29923@avx2 Signed-off-by: Alexey Dobriyan <[email protected]> Cc: Matt Mackall <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
ambv · Nov 11, 2016 · eef06b8 · eef06b8
1 parent 9956edf
commit eef06b8
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter
@@ -8,6 +8,9 @@
 # of the GNU General Public License, incorporated herein by reference.
 
 import sys, os, re
+from signal import signal, SIGPIPE, SIG_DFL
+
+signal(SIGPIPE, SIG_DFL)
 
 if len(sys.argv) != 3:
     sys.stderr.write("usage: %s file1 file2\n" % sys.argv[0])