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https://github.com/HarbourMasters/Shipwright.git
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39cc86c260
subrepo: subdir: "soh" merged: "ba904bbd0" upstream: origin: "https://github.com/HarbourMasters/soh.git" branch: "master" commit: "ba904bbd0" git-subrepo: version: "0.4.1" origin: "???" commit: "???"
30 lines
639 B
C
30 lines
639 B
C
#include "global.h"
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s32 osRecvMesg(OSMesgQueue* mq, OSMesg* msg, s32 flag) {
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register u32 prevInt = __osDisableInt();
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while (mq->validCount == 0) {
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if (flag == OS_MESG_NOBLOCK) {
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__osRestoreInt(prevInt);
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return -1;
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}
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__osRunningThread->state = 8;
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__osEnqueueAndYield((OSThread**)mq);
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}
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if (msg != NULL) {
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*msg = mq->msg[mq->first];
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}
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mq->first = (mq->first + 1) % mq->msgCount;
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mq->validCount--;
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if (mq->fullqueue->next != NULL) {
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osStartThread(__osPopThread(&mq->fullqueue));
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}
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__osRestoreInt(prevInt);
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return 0;
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}
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