kconfig: send error messages to stderr
These messages should be directed to stderr. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Ulf Magnusson <ulfalizer@gmail.com>
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@@ -94,7 +94,7 @@ struct expr *expr_copy(const struct expr *org)
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e->right.expr = expr_copy(org->right.expr);
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break;
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default:
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printf("can't copy type %d\n", e->type);
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fprintf(stderr, "can't copy type %d\n", e->type);
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free(e);
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e = NULL;
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break;
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@@ -127,7 +127,7 @@ void expr_free(struct expr *e)
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expr_free(e->right.expr);
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break;
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default:
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printf("how to free type %d?\n", e->type);
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fprintf(stderr, "how to free type %d?\n", e->type);
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break;
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}
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free(e);
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