* include/usage.h (gzip_trivial_usage): Make FILE optional.

  (gzip_full_usage): Note behavior when FILE is unspecified.

diff --git a/include/usage.h b/include/usage.h
index 9ecdd9f24d27b71189ba69c77b8fd0686b812c13..2e65c6f4597b62773f9925f2f82e5dd52bf38a9f 100644 (file)
--- a/include/usage.h
+++ b/include/usage.h
@@ -628,10 +628,10 @@
        "-rw-rw-r--    1 andersen andersen  1761280 Apr 14 17:47 /tmp/BusyBox-0.43.tar\n"
 
 #define gzip_trivial_usage \
-       "[OPTION]... FILE"
+       "[OPTION]... [FILE]"
 #define gzip_full_usage \
        "Compress FILE with maximum compression.\n" \
-       "When FILE is '-', reads standard input.  Implies -c.\n\n" \
+       "When FILE is '-' or unspecified, reads standard input.  Implies -c.\n\n" \
        "Options:\n" \
        "\t-c\tWrite output to standard output instead of FILE.gz\n" \
        "\t-d\tdecompress"