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parseopt: add PARSE_OPT_KEEP_UNKNOWN

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Add a parseopt flag, PARSE_OPT_KEEP_UNKNOWN, that can be used to keep
unknown options in argv, similar to the existing KEEP flags.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
René Scharfe
2009-03-08 19:12:47 +01:00
committed by Junio C Hamano
parent 934f788981
commit b5ce3a5430
2 changed files with 10 additions and 3 deletions
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12
parse-options.c
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@ -274,7 +274,7 @@ int parse_options_step(struct parse_opt_ctx_t *ctx,
case -1:
return parse_options_usage(usagestr, options);
case -2:
return PARSE_OPT_UNKNOWN;
goto unknown;
}
if (ctx->opt)
check_typos(arg + 1, options);
@ -292,7 +292,7 @@ int parse_options_step(struct parse_opt_ctx_t *ctx,
*/
ctx->argv[0] = xstrdup(ctx->opt - 1);
*(char *)ctx->argv[0] = '-';
return PARSE_OPT_UNKNOWN;
goto unknown;
}
}
continue;
@ -314,8 +314,14 @@ int parse_options_step(struct parse_opt_ctx_t *ctx,
case -1:
return parse_options_usage(usagestr, options);
case -2:
return PARSE_OPT_UNKNOWN;
goto unknown;
}
continue;
unknown:
if (!(ctx->flags & PARSE_OPT_KEEP_UNKNOWN))
return PARSE_OPT_UNKNOWN;
ctx->out[ctx->cpidx++] = ctx->argv[0];
ctx->opt = NULL;
}
return PARSE_OPT_DONE;
}