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(getargs): When there are too few operands, report the last one. When

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there are too many, report the first extra one.  This is how diffutils
does it.
This commit is contained in:
Paul Eggert
2002-10-21 18:15:13 +00:00
parent 92a060fd6a
commit a4b6efd473
1 changed files with 6 additions and 5 deletions
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11
src/getargs.c
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@@ -1,5 +1,5 @@
/* Parse command line arguments for bison.
Copyright 1984, 1986, 1989, 1992, 2000, 2001, 2002
Copyright (C) 1984, 1986, 1989, 1992, 2000, 2001, 2002
Free Software Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
@@ -410,11 +410,12 @@ getargs (int argc, char *argv[])
exit (1);
}
if (optind != argc - 1)
if (argc - optind != 1)
{
error (0, 0,
(optind == argc
? _("too few arguments") : _("too many arguments")));
if (argc - optind < 1)
error (0, 0, _("missing operand after `%s'"), argv[argc - 1]);
else
error (0, 0, _("extra operand `%s'"), argv[optind + 1]);
usage (EXIT_FAILURE);
}