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Temps: open SMC service only once ( macOS )

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This commit is contained in:
李通洲
2022-09-25 15:47:03 +08:00
parent 51c70bc44a
commit 0f824536f9
1 changed files with 5 additions and 13 deletions
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src/detection/temps/temps_apple.c
+5 -13
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@@ -186,13 +186,7 @@ static const char *smcOpen(io_connect_t *conn)
IOObjectRelease(device);
if (result != kIOReturnSuccess)
return "IOServiceOpen() failed";
return NULL;
}
static const char *smcClose(io_connect_t conn)
{
if (IOServiceClose(conn) != kIOReturnSuccess)
return "IOServiceClose() failed";
return NULL;
}
@@ -331,10 +325,11 @@ static void detectTemp(io_connect_t conn, const char *sensor, const char *name,
const char *ffDetectCoreTemps(enum FFTempType type, FFlist *result)
{
io_connect_t conn;
const char* error = smcOpen(&conn);
if(error)
return error;
static io_connect_t conn;
static dispatch_once_t once_control;
dispatch_once_f(&once_control, &conn, (dispatch_function_t) smcOpen);
if(!conn)
return "smcOpen() failed";
// https://github.com/exelban/stats/blob/master/Modules/Sensors/values.swift
switch (type)
@@ -406,8 +401,5 @@ const char *ffDetectCoreTemps(enum FFTempType type, FFlist *result)
break;
}
error = smcClose(conn);
if(error)
return error;
return NULL;
}