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https://gitlab.com/libvirt/libvirt.git
synced 2024-07-30 05:27:15 +00:00
Remove manual one-shot global initializers
Remove the use of a manually run virLogStartup and virNodeSuspendInitialize methods. Instead make sure they are automatically run using VIR_ONCE_GLOBAL_INIT Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
This commit is contained in:
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fbe871263c
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b49890de82
@ -1349,7 +1349,6 @@ cleanup:
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VIR_FREE(run_dir);
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VIR_FREE(run_dir);
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daemonConfigFree(config);
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daemonConfigFree(config);
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virLogShutdown();
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return ret;
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return ret;
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}
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}
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@ -53,7 +53,6 @@
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#include "conf.h"
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#include "conf.h"
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#include "rpc/virnettlscontext.h"
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#include "rpc/virnettlscontext.h"
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#include "command.h"
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#include "command.h"
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#include "virnodesuspend.h"
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#include "virrandom.h"
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#include "virrandom.h"
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#include "viruri.h"
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#include "viruri.h"
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@ -410,8 +409,7 @@ virInitialize(void)
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if (virThreadInitialize() < 0 ||
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if (virThreadInitialize() < 0 ||
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virErrorInitialize() < 0 ||
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virErrorInitialize() < 0 ||
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virRandomInitialize(time(NULL) ^ getpid()) ||
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virRandomInitialize(time(NULL) ^ getpid()))
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virNodeSuspendInit() < 0)
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return -1;
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return -1;
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gcry_control(GCRYCTL_SET_THREAD_CBS, &virTLSThreadImpl);
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gcry_control(GCRYCTL_SET_THREAD_CBS, &virTLSThreadImpl);
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@ -762,8 +762,6 @@ virLogReset;
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virLogSetBufferSize;
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virLogSetBufferSize;
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virLogSetDefaultPriority;
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virLogSetDefaultPriority;
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virLogSetFromEnv;
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virLogSetFromEnv;
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virLogShutdown;
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virLogStartup;
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virLogUnlock;
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virLogUnlock;
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@ -1609,7 +1607,6 @@ virNetTLSSessionWrite;
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# virnodesuspend.h
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# virnodesuspend.h
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nodeSuspendForDuration;
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nodeSuspendForDuration;
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virNodeSuspendInit;
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virNodeSuspendGetTargetMask;
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virNodeSuspendGetTargetMask;
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@ -147,25 +147,14 @@ static const char *virLogPriorityString(virLogPriority lvl) {
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return "unknown";
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return "unknown";
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}
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}
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static int virLogInitialized = 0;
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/**
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static int virLogOnceInit(void)
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* virLogStartup:
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{
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*
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* Initialize the logging module
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*
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* Returns 0 if successful, and -1 in case or error
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*/
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int virLogStartup(void) {
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const char *pbm = NULL;
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const char *pbm = NULL;
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if (virLogInitialized)
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return -1;
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if (virMutexInit(&virLogMutex) < 0)
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if (virMutexInit(&virLogMutex) < 0)
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return -1;
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return -1;
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virLogInitialized = 1;
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virLogLock();
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virLogLock();
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if (VIR_ALLOC_N(virLogBuffer, virLogSize + 1) < 0) {
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if (VIR_ALLOC_N(virLogBuffer, virLogSize + 1) < 0) {
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/*
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/*
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@ -191,6 +180,8 @@ int virLogStartup(void) {
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return 0;
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return 0;
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}
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}
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VIR_ONCE_GLOBAL_INIT(virLog)
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/**
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/**
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* virLogSetBufferSize:
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* virLogSetBufferSize:
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* @size: size of the buffer in kilobytes or <= 0 to deactivate
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* @size: size of the buffer in kilobytes or <= 0 to deactivate
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@ -211,7 +202,10 @@ virLogSetBufferSize(int size) {
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if (size < 0)
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if (size < 0)
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size = 0;
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size = 0;
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if ((virLogInitialized == 0) || (size * 1024 == virLogSize))
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if (virLogInitialize() < 0)
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return -1;
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if (size * 1024 == virLogSize)
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return ret;
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return ret;
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virLogLock();
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virLogLock();
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@ -253,8 +247,8 @@ error:
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* Returns 0 if successful, and -1 in case or error
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* Returns 0 if successful, and -1 in case or error
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*/
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*/
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int virLogReset(void) {
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int virLogReset(void) {
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if (!virLogInitialized)
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if (virLogInitialize() < 0)
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return virLogStartup();
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return -1;
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virLogLock();
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virLogLock();
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virLogResetFilters();
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virLogResetFilters();
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@ -266,25 +260,6 @@ int virLogReset(void) {
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virLogUnlock();
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virLogUnlock();
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return 0;
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return 0;
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}
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}
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/**
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* virLogShutdown:
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*
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* Shutdown the logging module
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*/
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void virLogShutdown(void) {
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if (!virLogInitialized)
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return;
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virLogLock();
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virLogResetFilters();
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virLogResetOutputs();
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virLogLen = 0;
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virLogStart = 0;
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virLogEnd = 0;
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VIR_FREE(virLogBuffer);
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virLogUnlock();
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virMutexDestroy(&virLogMutex);
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virLogInitialized = 0;
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}
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/*
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/*
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* Store a string in the ring buffer
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* Store a string in the ring buffer
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@ -450,8 +425,9 @@ int virLogSetDefaultPriority(int priority) {
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VIR_WARN("Ignoring invalid log level setting.");
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VIR_WARN("Ignoring invalid log level setting.");
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return -1;
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return -1;
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}
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}
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if (!virLogInitialized)
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if (virLogInitialize() < 0)
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virLogStartup();
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return -1;
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virLogDefaultPriority = priority;
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virLogDefaultPriority = priority;
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return 0;
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return 0;
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}
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}
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@ -723,8 +699,8 @@ void virLogVMessage(const char *category, int priority, const char *funcname,
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int emit = 1;
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int emit = 1;
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unsigned int filterflags = 0;
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unsigned int filterflags = 0;
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if (!virLogInitialized)
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if (virLogInitialize() < 0)
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virLogStartup();
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return;
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if (fmt == NULL)
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if (fmt == NULL)
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goto cleanup;
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goto cleanup;
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@ -135,9 +135,7 @@ extern int virLogDefineOutput(virLogOutputFunc f, virLogCloseFunc c, void *data,
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extern void virLogLock(void);
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extern void virLogLock(void);
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extern void virLogUnlock(void);
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extern void virLogUnlock(void);
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extern int virLogStartup(void);
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extern int virLogReset(void);
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extern int virLogReset(void);
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extern void virLogShutdown(void);
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extern int virLogParseDefaultPriority(const char *priority);
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extern int virLogParseDefaultPriority(const char *priority);
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extern int virLogParseFilters(const char *filters);
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extern int virLogParseFilters(const char *filters);
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extern int virLogParseOutputs(const char *output);
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extern int virLogParseOutputs(const char *output);
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@ -59,24 +59,19 @@ static void virNodeSuspendUnlock(void)
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}
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}
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/**
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static int virNodeSuspendOnceInit(void)
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* virNodeSuspendInit:
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*
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* Get the system-wide sleep states supported by the host, such as
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* Suspend-to-RAM, Suspend-to-Disk, or Hybrid-Suspend, so that a request
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* to suspend/hibernate the host can be handled appropriately based on
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* this information.
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*
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* Returns 0 if successful, and -1 in case of error.
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*/
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int virNodeSuspendInit(void)
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{
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{
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if (virMutexInit(&virNodeSuspendMutex) < 0)
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if (virMutexInit(&virNodeSuspendMutex) < 0) {
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virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
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_("Unable to initialize mutex"));
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return -1;
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return -1;
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}
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return 0;
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return 0;
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}
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}
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VIR_ONCE_GLOBAL_INIT(virNodeSuspend)
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/**
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/**
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* virNodeSuspendSetNodeWakeup:
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* virNodeSuspendSetNodeWakeup:
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@ -182,6 +177,9 @@ int nodeSuspendForDuration(virConnectPtr conn ATTRIBUTE_UNUSED,
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virCheckFlags(0, -1);
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virCheckFlags(0, -1);
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if (virNodeSuspendInitialize() < 0)
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return -1;
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if (virNodeSuspendGetTargetMask(&supported) < 0)
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if (virNodeSuspendGetTargetMask(&supported) < 0)
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return -1;
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return -1;
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@ -268,6 +266,9 @@ virNodeSuspendSupportsTarget(unsigned int target, bool *supported)
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int status;
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int status;
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int ret = -1;
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int ret = -1;
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if (virNodeSuspendInitialize() < 0)
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return -1;
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*supported = false;
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*supported = false;
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switch (target) {
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switch (target) {
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@ -30,7 +30,6 @@ int nodeSuspendForDuration(virConnectPtr conn,
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unsigned long long duration,
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unsigned long long duration,
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unsigned int flags);
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unsigned int flags);
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int virNodeSuspendInit(void);
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int virNodeSuspendGetTargetMask(unsigned int *bitmask);
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int virNodeSuspendGetTargetMask(unsigned int *bitmask);
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#endif /* __VIR_NODE_SUSPEND_H__ */
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#endif /* __VIR_NODE_SUSPEND_H__ */
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