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Subject: Re: [OMPI devel] [PATCH 1/4] Trying to get the C/R code to compile again. (void value not ignored)
From: Jeff Squyres (jsquyres) (jsquyres_at_[hidden])
Date: 2013-12-04 10:58:49


+1 on this patch.

On Nov 25, 2013, at 9:59 AM, Adrian Reber <adrian_at_[hidden]> wrote:

> From: Adrian Reber <adrian.reber_at_[hidden]>
>
> This patch fixes
>
> error: void value not ignored as it ought to be
>
> in the C/R code by ignoring the return value of functions which
> no longer return a value (only void).
>
> Signed-off-by: Adrian Reber <adrian.reber_at_[hidden]>
> ---
> orte/mca/errmgr/base/errmgr_base_tool.c | 8 +-----
> orte/mca/rml/ftrm/rml_ftrm.h | 6 ++---
> orte/mca/rml/ftrm/rml_ftrm_module.c | 32 +++++------------------
> orte/mca/snapc/full/snapc_full_global.c | 34 ++++++-------------------
> orte/mca/snapc/full/snapc_full_local.c | 32 +++++------------------
> orte/mca/sstore/central/sstore_central_global.c | 13 ++--------
> orte/mca/sstore/central/sstore_central_local.c | 13 ++--------
> orte/mca/sstore/stage/sstore_stage_global.c | 13 ++--------
> orte/mca/sstore/stage/sstore_stage_local.c | 14 ++--------
> orte/tools/orte-checkpoint/orte-checkpoint.c | 14 +++-------
> orte/tools/orte-migrate/orte-migrate.c | 14 +++-------
> 11 files changed, 40 insertions(+), 153 deletions(-)
>
> diff --git a/orte/mca/errmgr/base/errmgr_base_tool.c b/orte/mca/errmgr/base/errmgr_base_tool.c
> index a030faf..20d76e5 100644
> --- a/orte/mca/errmgr/base/errmgr_base_tool.c
> +++ b/orte/mca/errmgr/base/errmgr_base_tool.c
> @@ -290,16 +290,10 @@ static int errmgr_base_tool_stop_cmdline_listener(void)
> OPAL_OUTPUT_VERBOSE((5, orte_errmgr_base_framework.framework_output,
> "errmgr:base:tool: Shutdown Command Line Channel"));
>
> - if (ORTE_SUCCESS != (ret = orte_rml.recv_cancel(ORTE_NAME_WILDCARD,
> - ORTE_RML_TAG_MIGRATE))) {
> - ORTE_ERROR_LOG(ret);
> - exit_status = ret;
> - goto cleanup;
> - }
> + orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_MIGRATE);
>
> errmgr_cmdline_recv_issued = false;
>
> - cleanup:
> return exit_status;
> }
>
> diff --git a/orte/mca/rml/ftrm/rml_ftrm.h b/orte/mca/rml/ftrm/rml_ftrm.h
> index 82a80e8..a1bd48a 100644
> --- a/orte/mca/rml/ftrm/rml_ftrm.h
> +++ b/orte/mca/rml/ftrm/rml_ftrm.h
> @@ -63,7 +63,7 @@ BEGIN_C_DECLS
> /*
> * Set URI
> */
> - int orte_rml_ftrm_set_contact_info(const char* uri);
> + void orte_rml_ftrm_set_contact_info(const char* uri);
>
> /*
> * Ping
> @@ -148,7 +148,7 @@ BEGIN_C_DECLS
> /*
> * Recv Cancel
> */
> - int orte_rml_ftrm_recv_cancel(orte_process_name_t* peer, orte_rml_tag_t tag);
> + void orte_rml_ftrm_recv_cancel(orte_process_name_t* peer, orte_rml_tag_t tag);
>
> /*
> * Register a callback on loss of connection
> @@ -161,7 +161,7 @@ BEGIN_C_DECLS
> */
> int orte_rml_ftrm_ft_event(int state);
>
> - int orte_rml_ftrm_purge(orte_process_name_t *peer);
> + void orte_rml_ftrm_purge(orte_process_name_t *peer);
>
> END_C_DECLS
>
> diff --git a/orte/mca/rml/ftrm/rml_ftrm_module.c b/orte/mca/rml/ftrm/rml_ftrm_module.c
> index 76f9064..85b288e 100644
> --- a/orte/mca/rml/ftrm/rml_ftrm_module.c
> +++ b/orte/mca/rml/ftrm/rml_ftrm_module.c
> @@ -94,20 +94,14 @@ char * orte_rml_ftrm_get_contact_info(void)
> /*
> * Set CONTACT_INFO
> */
> -int orte_rml_ftrm_set_contact_info(const char* contact_info)
> +void orte_rml_ftrm_set_contact_info(const char* contact_info)
> {
> - int ret;
> -
> opal_output_verbose(20, rml_ftrm_output_handle,
> "orte_rml_ftrm: set_contact_info()");
>
> if( NULL != orte_rml_ftrm_wrapped_module.set_contact_info ) {
> - if( ORTE_SUCCESS != (ret = orte_rml_ftrm_wrapped_module.set_contact_info(contact_info) ) ) {
> - return ret;
> - }
> + orte_rml_ftrm_wrapped_module.set_contact_info(contact_info);
> }
> -
> - return ORTE_SUCCESS;
> }
>
>
> @@ -330,20 +324,14 @@ int orte_rml_ftrm_recv_buffer_nb(orte_process_name_t* peer,
> /*
> * Recv Cancel
> */
> -int orte_rml_ftrm_recv_cancel(orte_process_name_t* peer, orte_rml_tag_t tag)
> +void orte_rml_ftrm_recv_cancel(orte_process_name_t* peer, orte_rml_tag_t tag)
> {
> - int ret;
> -
> opal_output_verbose(20, rml_ftrm_output_handle,
> "orte_rml_ftrm: recv_cancel()");
>
> if( NULL != orte_rml_ftrm_wrapped_module.recv_cancel ) {
> - if( ORTE_SUCCESS != (ret = orte_rml_ftrm_wrapped_module.recv_cancel(peer, tag) ) ) {
> - return ret;
> - }
> + orte_rml_ftrm_wrapped_module.recv_cancel(peer, tag);
> }
> -
> - return ORTE_SUCCESS;
> }
>
>
> @@ -436,18 +424,12 @@ int orte_rml_ftrm_ft_event(int state)
> return ORTE_SUCCESS;
> }
>
> -int orte_rml_ftrm_purge(orte_process_name_t *peer)
> +void orte_rml_ftrm_purge(orte_process_name_t *peer)
> {
> - int ret;
> -
> opal_output_verbose(20, rml_ftrm_output_handle,
> "orte_rml_ftrm: purge()");
> -
> +
> if( NULL != orte_rml_ftrm_wrapped_module.purge ) {
> - if( ORTE_SUCCESS != (ret = orte_rml_ftrm_wrapped_module.purge(peer) ) ) {
> - return ret;
> - }
> + orte_rml_ftrm_wrapped_module.purge(peer);
> }
> -
> - return ORTE_SUCCESS;
> }
> diff --git a/orte/mca/snapc/full/snapc_full_global.c b/orte/mca/snapc/full/snapc_full_global.c
> index 8f1317b..c88c6db 100644
> --- a/orte/mca/snapc/full/snapc_full_global.c
> +++ b/orte/mca/snapc/full/snapc_full_global.c
> @@ -905,26 +905,17 @@ static int snapc_full_global_start_listener(void)
>
> static int snapc_full_global_stop_listener(void)
> {
> - int ret, exit_status = ORTE_SUCCESS;
> -
> if (!snapc_orted_recv_issued && ORTE_PROC_IS_HNP) {
> return ORTE_SUCCESS;
> }
> -
> +
> OPAL_OUTPUT_VERBOSE((5, mca_snapc_full_component.super.output_handle,
> "Global) Shutdown Coordinator Channel"));
> -
> - if (ORTE_SUCCESS != (ret = orte_rml.recv_cancel(ORTE_NAME_WILDCARD,
> - ORTE_RML_TAG_SNAPC_FULL))) {
> - ORTE_ERROR_LOG(ret);
> - exit_status = ret;
> - goto cleanup;
> - }
> +
> + orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_SNAPC_FULL);
>
> snapc_orted_recv_issued = false;
> -
> - cleanup:
> - return exit_status;
> + return ORTE_SUCCESS;
> }
>
> static int snapc_full_global_start_cmdline_listener(void)
> @@ -959,26 +950,17 @@ static int snapc_full_global_start_cmdline_listener(void)
>
> static int snapc_full_global_stop_cmdline_listener(void)
> {
> - int ret, exit_status = ORTE_SUCCESS;
> -
> if (!snapc_cmdline_recv_issued && ORTE_PROC_IS_HNP) {
> return ORTE_SUCCESS;
> }
> -
> +
> OPAL_OUTPUT_VERBOSE((5, mca_snapc_full_component.super.output_handle,
> "Global) Shutdown Command Line Channel"));
> -
> - if (ORTE_SUCCESS != (ret = orte_rml.recv_cancel(ORTE_NAME_WILDCARD,
> - ORTE_RML_TAG_CKPT))) {
> - ORTE_ERROR_LOG(ret);
> - exit_status = ret;
> - goto cleanup;
> - }
> +
> + orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_CKPT);
>
> snapc_cmdline_recv_issued = false;
> -
> - cleanup:
> - return exit_status;
> + return ORTE_SUCCESS;
> }
>
> /*****************
> diff --git a/orte/mca/snapc/full/snapc_full_local.c b/orte/mca/snapc/full/snapc_full_local.c
> index 0975d77..c0b168a 100644
> --- a/orte/mca/snapc/full/snapc_full_local.c
> +++ b/orte/mca/snapc/full/snapc_full_local.c
> @@ -378,8 +378,6 @@ static int snapc_full_local_start_hnp_listener(void)
>
> static int snapc_full_local_stop_hnp_listener(void)
> {
> - int ret, exit_status = ORTE_SUCCESS;
> -
> /*
> * Global Coordinator: Does not register a Local listener
> */
> @@ -393,18 +391,11 @@ static int snapc_full_local_stop_hnp_listener(void)
>
> OPAL_OUTPUT_VERBOSE((5, mca_snapc_full_component.super.output_handle,
> "Local) Shutdown Coordinator Channel"));
> -
> - if (ORTE_SUCCESS != (ret = orte_rml.recv_cancel(ORTE_NAME_WILDCARD,
> - ORTE_RML_TAG_SNAPC_FULL))) {
> - ORTE_ERROR_LOG(ret);
> - exit_status = ret;
> - goto cleanup;
> - }
> +
> + orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_SNAPC_FULL);
>
> snapc_local_hnp_recv_issued = false;
> -
> - cleanup:
> - return exit_status;
> + return ORTE_SUCCESS;
> }
>
> static int snapc_full_local_start_app_listener(void)
> @@ -439,26 +430,17 @@ static int snapc_full_local_start_app_listener(void)
>
> static int snapc_full_local_stop_app_listener(void)
> {
> - int ret, exit_status = ORTE_SUCCESS;
> -
> if (!snapc_local_app_recv_issued ) {
> return ORTE_SUCCESS;
> }
> -
> +
> OPAL_OUTPUT_VERBOSE((5, mca_snapc_full_component.super.output_handle,
> "Local) Shutdown Application State Channel"));
> -
> - if (ORTE_SUCCESS != (ret = orte_rml.recv_cancel(ORTE_NAME_WILDCARD,
> - ORTE_RML_TAG_SNAPC))) {
> - ORTE_ERROR_LOG(ret);
> - exit_status = ret;
> - goto cleanup;
> - }
> +
> + orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_SNAPC);
>
> snapc_local_app_recv_issued = false;
> -
> - cleanup:
> - return exit_status;
> + return ORTE_SUCCESS;
> }
>
> /******************
> diff --git a/orte/mca/sstore/central/sstore_central_global.c b/orte/mca/sstore/central/sstore_central_global.c
> index cd41aef..935b6fe 100644
> --- a/orte/mca/sstore/central/sstore_central_global.c
> +++ b/orte/mca/sstore/central/sstore_central_global.c
> @@ -824,19 +824,10 @@ static int sstore_central_global_start_listener(void)
>
> static int sstore_central_global_stop_listener(void)
> {
> - int ret, exit_status = ORTE_SUCCESS;
> -
> - if (ORTE_SUCCESS != (ret = orte_rml.recv_cancel(ORTE_NAME_WILDCARD,
> - ORTE_RML_TAG_SSTORE_INTERNAL))) {
> - ORTE_ERROR_LOG(ret);
> - exit_status = ret;
> - goto cleanup;
> - }
> + orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_SSTORE_INTERNAL);
>
> is_global_listener_active = false;
> -
> - cleanup:
> - return exit_status;
> + return ORTE_SUCCESS;
> }
>
> static void sstore_central_global_recv(int status,
> diff --git a/orte/mca/sstore/central/sstore_central_local.c b/orte/mca/sstore/central/sstore_central_local.c
> index 0442dd0..35ef518 100644
> --- a/orte/mca/sstore/central/sstore_central_local.c
> +++ b/orte/mca/sstore/central/sstore_central_local.c
> @@ -643,19 +643,10 @@ static int sstore_central_local_start_listener(void)
>
> static int sstore_central_local_stop_listener(void)
> {
> - int ret, exit_status = ORTE_SUCCESS;
> -
> - if (ORTE_SUCCESS != (ret = orte_rml.recv_cancel(ORTE_NAME_WILDCARD,
> - ORTE_RML_TAG_SSTORE_INTERNAL))) {
> - ORTE_ERROR_LOG(ret);
> - exit_status = ret;
> - goto cleanup;
> - }
> + orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_SSTORE_INTERNAL);
>
> is_global_listener_active = false;
> -
> - cleanup:
> - return exit_status;
> + return ORTE_SUCCESS;
> }
>
> static int process_global_pull(orte_process_name_t* peer, opal_buffer_t* buffer, orte_sstore_central_local_snapshot_info_t *handle_info)
> diff --git a/orte/mca/sstore/stage/sstore_stage_global.c b/orte/mca/sstore/stage/sstore_stage_global.c
> index c79bfb9..1c8847a 100644
> --- a/orte/mca/sstore/stage/sstore_stage_global.c
> +++ b/orte/mca/sstore/stage/sstore_stage_global.c
> @@ -1016,19 +1016,10 @@ static int sstore_stage_global_start_listener(void)
>
> static int sstore_stage_global_stop_listener(void)
> {
> - int ret, exit_status = ORTE_SUCCESS;
> -
> - if (ORTE_SUCCESS != (ret = orte_rml.recv_cancel(ORTE_NAME_WILDCARD,
> - ORTE_RML_TAG_SSTORE_INTERNAL))) {
> - ORTE_ERROR_LOG(ret);
> - exit_status = ret;
> - goto cleanup;
> - }
> + orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_SSTORE_INTERNAL);
>
> is_global_listener_active = false;
> -
> - cleanup:
> - return exit_status;
> + return ORTE_SUCCESS;
> }
>
> static void sstore_stage_global_recv(int status,
> diff --git a/orte/mca/sstore/stage/sstore_stage_local.c b/orte/mca/sstore/stage/sstore_stage_local.c
> index e3667ba..792c1a2 100644
> --- a/orte/mca/sstore/stage/sstore_stage_local.c
> +++ b/orte/mca/sstore/stage/sstore_stage_local.c
> @@ -1067,19 +1067,9 @@ static int sstore_stage_local_start_listener(void)
>
> static int sstore_stage_local_stop_listener(void)
> {
> - int ret, exit_status = ORTE_SUCCESS;
> -
> - if (ORTE_SUCCESS != (ret = orte_rml.recv_cancel(ORTE_NAME_WILDCARD,
> - ORTE_RML_TAG_SSTORE_INTERNAL))) {
> - ORTE_ERROR_LOG(ret);
> - exit_status = ret;
> - goto cleanup;
> - }
> -
> + orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_SSTORE_INTERNAL);
> is_global_listener_active = false;
> -
> - cleanup:
> - return exit_status;
> + return ORTE_SUCCESS;
> }
>
> static void sstore_stage_local_recv(int status,
> diff --git a/orte/tools/orte-checkpoint/orte-checkpoint.c b/orte/tools/orte-checkpoint/orte-checkpoint.c
> index 9f2e716..caa5949 100644
> --- a/orte/tools/orte-checkpoint/orte-checkpoint.c
> +++ b/orte/tools/orte-checkpoint/orte-checkpoint.c
> @@ -671,22 +671,14 @@ static int start_listener(void)
>
> static int stop_listener(void)
> {
> - int ret, exit_status = ORTE_SUCCESS;
> -
> if( !listener_started ) {
> - exit_status = ORTE_ERROR;
> - goto cleanup;
> + return ORTE_ERROR;
> }
>
> - if (ORTE_SUCCESS != (ret = orte_rml.recv_cancel(ORTE_NAME_WILDCARD,
> - ORTE_RML_TAG_CKPT))) {
> - exit_status = ret;
> - goto cleanup;
> - }
> + orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_CKPT);
>
> listener_started = false;
> - cleanup:
> - return exit_status;
> + return ORTE_SUCCESS;
> }
>
> static void hnp_receiver(int status,
> diff --git a/orte/tools/orte-migrate/orte-migrate.c b/orte/tools/orte-migrate/orte-migrate.c
> index b1de924..7ba2074 100644
> --- a/orte/tools/orte-migrate/orte-migrate.c
> +++ b/orte/tools/orte-migrate/orte-migrate.c
> @@ -532,22 +532,14 @@ static int start_listener(void)
>
> static int stop_listener(void)
> {
> - int ret, exit_status = ORTE_SUCCESS;
> -
> if( !listener_started ) {
> - exit_status = ORTE_ERROR;
> - goto cleanup;
> + return ORTE_ERROR;
> }
>
> - if (ORTE_SUCCESS != (ret = orte_rml.recv_cancel(ORTE_NAME_WILDCARD,
> - ORTE_RML_TAG_MIGRATE))) {
> - exit_status = ret;
> - goto cleanup;
> - }
> + orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_MIGRATE);
>
> listener_started = false;
> - cleanup:
> - return exit_status;
> + return ORTE_SUCCESS;
> }
>
> static void hnp_receiver(int status,
> --
> 1.8.3.1
>
> _______________________________________________
> devel mailing list
> devel_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/devel

-- 
Jeff Squyres
jsquyres_at_[hidden]
For corporate legal information go to: http://www.cisco.com/web/about/doing_business/legal/cri/