sh-18n: quell "unused variable" warning

show_variables is set but never used. Comment it out rather than remove it so
that the relation with upstream remains clear.

Signed-off-by: Michael J Gruber <git@drmicha.warpmail.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/sh-i18n--envsubst.c b/sh-i18n--envsubst.c
index 71250930dba09fbc6b1b638230cfa30253915a26..2eb0ee44b87a08750e3789ff9132d55a6abd96f9 100644 (file)
--- a/sh-i18n--envsubst.c
+++ b/sh-i18n--envsubst.c
@@ -68,7 +68,7 @@ int
 main (int argc, char *argv[])
 {
   /* Default values for command line options.  */
-  unsigned short int show_variables = 0;
+  /* unsigned short int show_variables = 0; */
 
   switch (argc)
        {
@@ -88,7 +88,7 @@ main (int argc, char *argv[])
          /* git sh-i18n--envsubst --variables '$foo and $bar' */
          if (strcmp(argv[1], "--variables"))
                error ("first argument must be --variables when two are given");
-         show_variables = 1;
+         /* show_variables = 1; */
       print_variables (argv[2]);
          break;
        default: