[groff] 46/72: [refer]: Update usage message.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit 580e1dfe21b933bd044cb3187b3c0a3c055cd3f2
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Sat Oct 22 14:08:10 2022 -0500

    [refer]: Update usage message.
    
    * src/preproc/refer/refer.cpp (usage): Update usage message.  Sort
      options in English lexicographic order.  Document --help option.
---
 ChangeLog                   | 1 +
 src/preproc/refer/refer.cpp | 6 ++++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 06076a3c8..00e2a2018 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -10,6 +10,7 @@
        * src/preproc/grn/main.cpp (usage):
        * src/preproc/pic/main.cpp (usage):
        * src/preproc/preconv/preconv.cpp (usage):
+       * src/preproc/refer/refer.cpp (usage):
        * src/preproc/soelim/soelim.cpp (usage):
        * src/roff/groff/groff.cpp (synopsis, help):
        * src/utils/addftinfo/addftinfo.cpp (usage):
diff --git a/src/preproc/refer/refer.cpp b/src/preproc/refer/refer.cpp
index b5da9df81..a5c291e3e 100644
--- a/src/preproc/refer/refer.cpp
+++ b/src/preproc/refer/refer.cpp
@@ -393,9 +393,11 @@ int main(int argc, char **argv)
 static void usage(FILE *stream)
 {
   fprintf(stream,
-"usage: %s [-benCPRS] [-aN] [-cXYZ] [-fN] [-iXYZ] [-kX] [-lM,N]"
+"usage: %s [-bCenPRS] [-aN] [-cXYZ] [-fN] [-iXYZ] [-kX] [-lM,N]"
 " [-p db-file] [-sXYZ] [-tN] [-Bl.m] [file ...]\n"
-"usage: %s { -v | --version }\n", program_name, program_name);
+"usage: %s {-v | --version}\n"
+"usage: %s --help\n",
+         program_name, program_name, program_name);
 }
 
 static void possibly_load_default_database()