65 строки
1.8 KiB
C
65 строки
1.8 KiB
C
/*
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* Copyright (c) 2004-2010 The Trustees of Indiana University.
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* All rights reserved.
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*
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "opal_config.h"
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#ifdef HAVE_UNISTD_H
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#include "unistd.h"
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#endif
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#include "opal/include/opal/constants.h"
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#include "opal/util/output.h"
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#include "opal/mca/mca.h"
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#include "opal/mca/base/base.h"
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#include "opal/mca/compress/compress.h"
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#include "opal/mca/compress/base/base.h"
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int opal_compress_base_select(void)
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{
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int ret, exit_status = OPAL_SUCCESS;
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opal_compress_base_component_t *best_component = NULL;
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opal_compress_base_module_t *best_module = NULL;
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/* Compression currently only used with C/R */
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if( !opal_cr_is_enabled ) {
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opal_output_verbose(10, opal_compress_base_framework.framework_output,
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"compress:open: FT is not enabled, skipping!");
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return OPAL_SUCCESS;
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}
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/*
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* Select the best component
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*/
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if( OPAL_SUCCESS != mca_base_select("compress", opal_compress_base_framework.framework_output,
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&opal_compress_base_framework.framework_components,
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(mca_base_module_t **) &best_module,
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(mca_base_component_t **) &best_component) ) {
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/* This will only happen if no component was selected */
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exit_status = OPAL_ERROR;
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goto cleanup;
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}
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/* Save the winner */
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opal_compress_base_selected_component = *best_component;
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opal_compress = *best_module;
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/* Initialize the winner */
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if (NULL != best_module) {
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if (OPAL_SUCCESS != (ret = opal_compress.init()) ) {
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exit_status = ret;
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goto cleanup;
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}
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}
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cleanup:
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return exit_status;
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}
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