Factor out some common strings to make translation easier.

Split usage strings so that --help and --version descriptions are alone
in their own string.
Likewise for the one that says:
  Mandatory arguments to long options are mandatory for short options too.

1 files changed, 5 insertions, 1 deletions

diff --git a/src/tac.c b/src/tac.c
index 62f673dd3..1f5668e52 100644
--- a/src/tac.c
+++ b/src/tac.c
@@ -132,12 +132,16 @@ Usage: %s [OPTION]... [FILE]...\n\
 Write each FILE to standard output, last line first.\n\
 With no FILE, or when FILE is -, read standard input.\n\
 \n\
+"), stdout);
+      fputs (_("\
 Mandatory arguments to long options are mandatory for short options too.\n\
-  -b, --before             attach the separator before instead of after\n\
 "), stdout);
       fputs (_("\
+  -b, --before             attach the separator before instead of after\n\
   -r, --regex              interpret the separator as a regular expression\n\
   -s, --separator=STRING   use STRING as the separator instead of newline\n\
+"), stdout);
+      fputs (_("\
       --help               display this help and exit\n\
       --version            output version information and exit\n\
 "), stdout);