(usage): Tweak --backup description

diff --git a/src/cp.c b/src/cp.c
index 183755d68502ac2671e635cf75662117351ff9ea..cd31ed3782d152df3c8f54e4eb2cbf82f5e96be5 100644 (file)
--- a/src/cp.c
+++ b/src/cp.c
@@ -137,7 +137,7 @@ Usage: %s [OPTION]... SOURCE DEST\n\
 Copy SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.\n\
 \n\
   -a, --archive                same as -dpR\n\
-  -b, --backup[=CONTROL]       make backup before removal\n\
+  -b, --backup[=CONTROL]       make a backup of each existing destination file\n\
   -d, --no-dereference         preserve links\n\
   -f, --force                  remove existing destinations, never prompt\n\
   -i, --interactive            prompt before overwrite\n\