FreeCalypso > hg > fc-tourmaline
view src/gpf/osl/os_sem_ir.c @ 205:81f5c4ca1fb3
mmiDialogs.c: make dialog_info() static
The function in question was first declared as static, then defined
as non-static, which should be considered invalid C. Given that
this function is not referenced from any other modules and appears
to have been intended as static, make it so.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Tue, 06 Apr 2021 01:28:52 +0000 |
parents | 4e78acac3d88 |
children |
line wrap: on
line source
/* * This C module is a reconstruction based on the disassembly of * os_sem.obj in frame_na7_db_ir.lib from the Leonardo package. */ /* set of included headers from COFF symtab: */ #include <stdio.h> #include <string.h> #include "nucleus.h" #include "typedefs.h" #include "os.h" #include "gdi.h" #include "os_types.h" #include "os_glob.h" extern T_OS_SEM_TABLE_ENTRY SemTable[]; extern unsigned os_time_to_tick_multiplier; int ReleaseSemaphoreCB(NU_SEMAPHORE *SemCB) { if (NU_Release_Semaphore(SemCB) == NU_SUCCESS) return(OS_OK); else return(OS_ERROR); } GLOBAL LONG os_ReleaseSemaphore(OS_HANDLE TaskHandle, OS_HANDLE SemHandle) { if (NU_Release_Semaphore(&SemTable[SemHandle].SemCB) == NU_SUCCESS) return(OS_OK); else return(OS_ERROR); } int ObtainSemaphoreCB(NU_SEMAPHORE *SemCB, ULONG Timeout, USHORT wait_check) { UNSIGNED nu_timeout; STATUS sts; int ret; ret = OS_OK; if (Timeout != OS_SUSPEND) nu_timeout = TIME_TO_SYSTEM_TICKS(Timeout); else if (wait_check == 1) nu_timeout = 1; else nu_timeout = NU_SUSPEND; for (;;) { sts = NU_Obtain_Semaphore(SemCB, nu_timeout); switch (sts) { case NU_SUCCESS: return(ret); case NU_INVALID_SEMAPHORE: return(OS_ERROR); case NU_INVALID_SUSPEND: nu_timeout = 0; continue; case NU_TIMEOUT: case NU_UNAVAILABLE: if (nu_timeout == 1 && wait_check == 1) { nu_timeout = NU_SUSPEND; ret = OS_WAITED; continue; } return(OS_TIMEOUT); default: /* * Disassembly reveals that the original code * has an endless loop here, the equivalent * of continue. My guess is that they simply * forgot the default case, and so control * falls onto the closing brace of the switch * and then onto the closing brace of the for * loop. But I prefer better error handling, * hence the present addition. - Space Falcon */ return(OS_ERROR); } } } GLOBAL LONG os_ObtainSemaphore(OS_HANDLE TaskHandle, OS_HANDLE SemHandle, ULONG Timeout) { if (SemHandle > MaxSemaphores) return(OS_ERROR); return ObtainSemaphoreCB(&SemTable[SemHandle].SemCB, Timeout, 0); }