urtware / doc / activitydiagrams / request / nrtrequest / urtNrtRequestTryAcquire.uml @ 4ea18a07
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1 | 7491c395 | Thomas Schöpping | /' |
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2 | µRtWare is a lightweight publish/subscribe middleware for real-time |
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3 | applications. It was developed as part of the software habitat for the |
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4 | Autonomous Mini Robot [1] (AMiRo) but can be used for other purposes as well. |
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6 | Copyright (C) 2018..2020 Thomas Schöpping et al. |
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8 | This program is free software: you can redistribute it and/or modify |
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9 | it under the terms of the GNU General Public License as published by |
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10 | the Free Software Foundation, either version 3 of the License, or |
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11 | (at your option) any later version. |
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12 | |||
13 | This program is distributed in the hope that it will be useful, |
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14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | GNU General Public License for more details. |
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18 | You should have received a copy of the GNU General Public License |
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19 | along with this program. If not, see <http://www.gnu.org/licenses/>. |
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20 | '/ |
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22 | /'### INTRO ##################################################################'/ |
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23 | |||
24 | @startuml |
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26 | 2d315870 | Thomas Schöpping | title **µRtWare**\nurtNrtRequestTryAcquire()\n |
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28 | !include ../functions.iuml |
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29 | 7491c395 | Thomas Schöpping | |
30 | ee83a495 | Thomas Schöpping | /'### PARAMETERS & RETURN ####################################################'/ |
31 | 7491c395 | Thomas Schöpping | |
32 | note |
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33 | 2d315870 | Thomas Schöpping | -- **request** : urt_nrtrequest_t* -- |
34 | The NRT request to be acquired. |
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35 | 7491c395 | Thomas Schöpping | Must not be ""NULL"". |
36 | ee83a495 | Thomas Schöpping | ==== |
37 | -- **return** : urt_status_t -- |
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38 | 2d315870 | Thomas Schöpping | Returns ""URT_STATUS_OK"" in case of success. |
39 | Returns ""URT_STATUS_REQUEST_BADOWNER"" if the request is aloready owned by a service. |
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40 | Returns ""URT_STATUS_REQUEST_LOCKED"" if the request's mutex is already locked. |
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41 | ee83a495 | Thomas Schöpping | endnote |
42 | 7491c395 | Thomas Schöpping | |
43 | /'### PROCEDURE ##############################################################'/ |
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45 | 2d315870 | Thomas Schöpping | $try_acquire_request() |
46 | 7491c395 | Thomas Schöpping | |
47 | /'### OUTRO ##################################################################'/ |
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48 | |||
49 | @enduml |