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If we get an error parsing options, see if there was no command and what

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looks like an invalid system name. In that case, provide suggestions
for the system name instead of reporting the options error.
This commit is contained in:
Aaron Giles 2011-03-29 16:43:54 +00:00
parent 340fda9b68
commit 1b5697945d
1 changed files with 7 additions and 0 deletions
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7
src/emu/clifront.c
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@ -181,7 +181,14 @@ int cli_execute(cli_options &options, osd_interface &osd, int argc, char **argv)
// parse the command line, adding any system-specific options
astring option_errors;
if (!options.parse_command_line(argc, argv, option_errors))
{
// if we failed, check for no command and a system name first; in that case error on the name
if (strlen(options.command()) == 0 && options.system() == NULL && strlen(options.system_name()) > 0)
throw emu_fatalerror(MAMERR_NO_SUCH_GAME, "Unknown system '%s'", options.system_name());
// otherwise, error on the options
throw emu_fatalerror(MAMERR_INVALID_CONFIG, "%s", option_errors.trimspace().cstr());
}
if (option_errors)
printf("Error in command line:\n%s\n", option_errors.trimspace().cstr());