[PATCH 1/1] tools/mkeficapsule: improve online help

[Heinrich Schuchardt]

Show short arguments along with long arguments in online help:

    $ tools/mkeficapsule -h
    Usage: mkeficapsule [options] <output file>
    Options:
        -f, --fit <fit image>       new FIT image file
        -r, --raw <raw image>       new raw image file
        -i, --index <index>         update image index
        -I, --instance <instance>   update hardware instance
        -K, --public-key <key file> public key esl file
        -D, --dtb <dtb file>        dtb file
        -O, --overlay               the dtb file is an overlay
        -h, --help                  print a help message

Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
---
 tools/mkeficapsule.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/tools/mkeficapsule.c b/tools/mkeficapsule.c
index f272512451..de0a628988 100644
--- a/tools/mkeficapsule.c
+++ b/tools/mkeficapsule.c
@@ -64,14 +64,14 @@ static void print_usage(void)
 	printf("Usage: %s [options] <output file>\n"
 	       "Options:\n"

-	       "\t--fit <fit image>       new FIT image file\n"
-	       "\t--raw <raw image>       new raw image file\n"
-	       "\t--index <index>         update image index\n"
-	       "\t--instance <instance>   update hardware instance\n"
-	       "\t--public-key <key file> public key esl file\n"
-	       "\t--dtb <dtb file>        dtb file\n"
-	       "\t--overlay               the dtb file is an overlay\n"
-	       "\t--help                  print a help message\n",
+	       "\t-f, --fit <fit image>       new FIT image file\n"
+	       "\t-r, --raw <raw image>       new raw image file\n"
+	       "\t-i, --index <index>         update image index\n"
+	       "\t-I, --instance <instance>   update hardware instance\n"
+	       "\t-K, --public-key <key file> public key esl file\n"
+	       "\t-D, --dtb <dtb file>        dtb file\n"
+	       "\t-O, --overlay               the dtb file is an overlay\n"
+	       "\t-h, --help                  print a help message\n",
 	       tool_name);
 }

--
2.30.2