diff options
| author | Yuxin Zhou <[email protected]> | 2021-10-14 00:51:26 +0000 |
|---|---|---|
| committer | Yuxin Zhou <[email protected]> | 2021-10-14 00:51:26 +0000 |
| commit | 1af8404c54f9c8d3caa2ac3523c2a5f014aecb1c (patch) | |
| tree | 93e4f4d64ec8c21c01b77f19b8e7326e85227e3d /common_smp/src/txe_mutex_create.c | |
| parent | 215df45d4b59d4ce8606a88f566d1d426e64a84c (diff) | |
Release 6.1.9
Diffstat (limited to 'common_smp/src/txe_mutex_create.c')
| -rw-r--r-- | common_smp/src/txe_mutex_create.c | 88 |
1 files changed, 45 insertions, 43 deletions
diff --git a/common_smp/src/txe_mutex_create.c b/common_smp/src/txe_mutex_create.c index e99713d8..57c104e7 100644 --- a/common_smp/src/txe_mutex_create.c +++ b/common_smp/src/txe_mutex_create.c @@ -12,8 +12,8 @@ /**************************************************************************/ /**************************************************************************/ -/** */ -/** ThreadX Component */ +/** */ +/** ThreadX Component */ /** */ /** Mutex */ /** */ @@ -32,49 +32,51 @@ #include "tx_mutex.h" -/**************************************************************************/ -/* */ -/* FUNCTION RELEASE */ -/* */ -/* _txe_mutex_create PORTABLE C */ +/**************************************************************************/ +/* */ +/* FUNCTION RELEASE */ +/* */ +/* _txe_mutex_create PORTABLE C */ /* 6.1 */ /* AUTHOR */ /* */ /* William E. Lamie, Microsoft Corporation */ /* */ /* DESCRIPTION */ -/* */ -/* This function checks for errors in the create mutex function */ -/* call. */ -/* */ -/* INPUT */ -/* */ -/* mutex_ptr Pointer to mutex control block */ -/* name_ptr Pointer to mutex name */ -/* inherit Initial mutex count */ +/* */ +/* This function checks for errors in the create mutex function */ +/* call. */ +/* */ +/* INPUT */ +/* */ +/* mutex_ptr Pointer to mutex control block */ +/* name_ptr Pointer to mutex name */ +/* inherit Initial mutex count */ /* mutex_control_block_size Size of mutex control block */ -/* */ -/* OUTPUT */ -/* */ -/* TX_MUTEX_ERROR Invalid mutex pointer */ -/* TX_CALLER_ERROR Invalid caller of this function */ -/* TX_INHERIT_ERROR Invalid inherit option */ -/* status Actual completion status */ -/* */ -/* CALLS */ -/* */ -/* _tx_mutex_create Actual create mutex function */ -/* _tx_thread_system_preempt_check Check for preemption */ -/* */ -/* CALLED BY */ -/* */ -/* Application Code */ -/* */ -/* RELEASE HISTORY */ -/* */ +/* */ +/* OUTPUT */ +/* */ +/* TX_MUTEX_ERROR Invalid mutex pointer */ +/* TX_CALLER_ERROR Invalid caller of this function */ +/* TX_INHERIT_ERROR Invalid inherit option */ +/* status Actual completion status */ +/* */ +/* CALLS */ +/* */ +/* _tx_mutex_create Actual create mutex function */ +/* _tx_thread_system_preempt_check Check for preemption */ +/* */ +/* CALLED BY */ +/* */ +/* Application Code */ +/* */ +/* RELEASE HISTORY */ +/* */ /* DATE NAME DESCRIPTION */ /* */ -/* 09-30-2020 William E. Lamie Initial Version 6.1 */ +/* 05-19-2020 William E. Lamie Initial Version 6.0 */ +/* 09-30-2020 Yuxin Zhou Modified comment(s), */ +/* resulting in version 6.1 */ /* */ /**************************************************************************/ UINT _txe_mutex_create(TX_MUTEX *mutex_ptr, CHAR *name_ptr, UINT inherit, UINT mutex_control_block_size) @@ -82,7 +84,7 @@ UINT _txe_mutex_create(TX_MUTEX *mutex_ptr, CHAR *name_ptr, UINT inherit, UINT TX_INTERRUPT_SAVE_AREA -UINT status; +UINT status; ULONG i; TX_MUTEX *next_mutex; #ifndef TX_TIMER_PROCESS_IN_ISR @@ -100,7 +102,7 @@ TX_THREAD *thread_ptr; /* Mutex pointer is invalid, return appropriate error code. */ status = TX_MUTEX_ERROR; } - + /* Now check to make sure the control block is the correct size. */ else if (mutex_control_block_size != (sizeof(TX_MUTEX))) { @@ -144,7 +146,7 @@ TX_THREAD *thread_ptr; /* Decrement the preempt disable flag. */ _tx_thread_preempt_disable--; - + /* Restore interrupts. */ TX_RESTORE @@ -160,14 +162,14 @@ TX_THREAD *thread_ptr; } else { - + /* Check for a valid inherit option. */ if (inherit != TX_INHERIT) { if (inherit != TX_NO_INHERIT) { - + /* Inherit option is illegal. */ status = TX_INHERIT_ERROR; } @@ -196,11 +198,11 @@ TX_THREAD *thread_ptr; /* Check for interrupt call. */ if (TX_THREAD_GET_SYSTEM_STATE() != ((ULONG) 0)) { - + /* Now, make sure the call is from an interrupt and not initialization. */ if (TX_THREAD_GET_SYSTEM_STATE() < TX_INITIALIZE_IN_PROGRESS) { - + /* Invalid caller of this function, return appropriate error code. */ status = TX_CALLER_ERROR; } |