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(getargs): Use EXIT_FAILURE and EXIT_SUCCESS rather than 1 and 0.

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Remove duplicate code for "Try `bison --help'".
(usage):  Add __attribute__((__noreturn__)).
This commit is contained in:
Paul Eggert
2002-10-22 05:06:21 +00:00
parent 901ec1537a
commit 0df27e8b2d
1 changed files with 5 additions and 5 deletions
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10
src/getargs.c
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@@ -155,6 +155,8 @@ report_argmatch (char *args)
| Display the help message and exit STATUS. | | Display the help message and exit STATUS. |
`-------------------------------------------*/ `-------------------------------------------*/
static void usage (int) ATTRIBUTE_NORETURN;
static void static void
usage (int status) usage (int status)
{ {
@@ -337,11 +339,11 @@ getargs (int argc, char *argv[])
break; break;
case 'h': case 'h':
usage (0); usage (EXIT_SUCCESS);
case 'V': case 'V':
version (); version ();
exit (0); exit (EXIT_SUCCESS);
case 'g': case 'g':
/* Here, the -g and --graph=FILE options are differentiated. */ /* Here, the -g and --graph=FILE options are differentiated. */
@@ -405,9 +407,7 @@ getargs (int argc, char *argv[])
break; break;
default: default:
fprintf (stderr, _("Try `%s --help' for more information.\n"), usage (EXIT_FAILURE);
program_name);
exit (1);
} }
if (argc - optind != 1) if (argc - optind != 1)