Delete bundled copy of NSS and replace with README.

nspr/pr/src/misc/prinit.c

Index: nspr/pr/src/misc/prinit.c
diff --git a/nspr/pr/src/misc/prinit.c b/nspr/pr/src/misc/prinit.c
deleted file mode 100644
index 43048a0d2da03745c0e8256678e76a7b9125e130..0000000000000000000000000000000000000000
--- a/nspr/pr/src/misc/prinit.c
+++ /dev/null
@@ -1,839 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#include "primpl.h"
-#include <ctype.h>
-#include <string.h>
-
-PRLogModuleInfo *_pr_clock_lm;
-PRLogModuleInfo *_pr_cmon_lm;
-PRLogModuleInfo *_pr_io_lm;
-PRLogModuleInfo *_pr_cvar_lm;
-PRLogModuleInfo *_pr_mon_lm;
-PRLogModuleInfo *_pr_linker_lm;
-PRLogModuleInfo *_pr_sched_lm;
-PRLogModuleInfo *_pr_thread_lm;
-PRLogModuleInfo *_pr_gc_lm;
-PRLogModuleInfo *_pr_shm_lm;
-PRLogModuleInfo *_pr_shma_lm;
-
-PRFileDesc *_pr_stdin;
-PRFileDesc *_pr_stdout;
-PRFileDesc *_pr_stderr;
-
-#if !defined(_PR_PTHREADS) && !defined(_PR_BTHREADS)
-
-PRCList _pr_active_local_threadQ =
-			PR_INIT_STATIC_CLIST(&_pr_active_local_threadQ);
-PRCList _pr_active_global_threadQ =
-			PR_INIT_STATIC_CLIST(&_pr_active_global_threadQ);
-
-_MDLock  _pr_cpuLock;           /* lock for the CPU Q */
-PRCList _pr_cpuQ = PR_INIT_STATIC_CLIST(&_pr_cpuQ);
-
-PRUint32 _pr_utid;
-
-PRInt32 _pr_userActive;
-PRInt32 _pr_systemActive;
-PRUintn _pr_maxPTDs;
-
-#ifdef _PR_LOCAL_THREADS_ONLY
-
-struct _PRCPU 	*_pr_currentCPU;
-PRThread 	*_pr_currentThread;
-PRThread 	*_pr_lastThread;
-PRInt32 	_pr_intsOff;
-
-#endif /* _PR_LOCAL_THREADS_ONLY */
-
-/* Lock protecting all "termination" condition variables of all threads */
-PRLock *_pr_terminationCVLock;
-
-#endif /* !defined(_PR_PTHREADS) */
-
-PRLock *_pr_sleeplock;  /* used in PR_Sleep(), classic and pthreads */
-
-static void _PR_InitCallOnce(void);
-
-PRBool _pr_initialized = PR_FALSE;
-
-
-PR_IMPLEMENT(PRBool) PR_VersionCheck(const char *importedVersion)
-{
-    /*
-    ** This is the secret handshake algorithm.
-    **
-    ** This release has a simple version compatibility
-    ** check algorithm.  This release is not backward
-    ** compatible with previous major releases.  It is
-    ** not compatible with future major, minor, or
-    ** patch releases.
-    */
-    int vmajor = 0, vminor = 0, vpatch = 0;
-    const char *ptr = importedVersion;
-
-    while (isdigit(*ptr)) {
-        vmajor = 10 * vmajor + *ptr - '0';
-        ptr++;
-    }
-    if (*ptr == '.') {
-        ptr++;
-        while (isdigit(*ptr)) {
-            vminor = 10 * vminor + *ptr - '0';
-            ptr++;
-        }
-        if (*ptr == '.') {
-            ptr++;
-            while (isdigit(*ptr)) {
-                vpatch = 10 * vpatch + *ptr - '0';
-                ptr++;
-            }
-        }
-    }
-
-    if (vmajor != PR_VMAJOR) {
-        return PR_FALSE;
-    }
-    if (vmajor == PR_VMAJOR && vminor > PR_VMINOR) {
-        return PR_FALSE;
-    }
-    if (vmajor == PR_VMAJOR && vminor == PR_VMINOR && vpatch > PR_VPATCH) {
-        return PR_FALSE;
-    }
-    return PR_TRUE;
-}  /* PR_VersionCheck */
-
-PR_IMPLEMENT(const char*) PR_GetVersion(void)
-{
-    return PR_VERSION;
-}
-
-PR_IMPLEMENT(PRBool) PR_Initialized(void)
-{
-    return _pr_initialized;
-}
-
-PRInt32 _native_threads_only = 0;
-
-#ifdef WINNT
-static void _pr_SetNativeThreadsOnlyMode(void)
-{
-    HMODULE mainExe;
-    PRBool *globalp;
-    char *envp;
-
-    mainExe = GetModuleHandle(NULL);
-    PR_ASSERT(NULL != mainExe);
-    globalp = (PRBool *) GetProcAddress(mainExe, "nspr_native_threads_only");
-    if (globalp) {
-        _native_threads_only = (*globalp != PR_FALSE);
-    } else if (envp = getenv("NSPR_NATIVE_THREADS_ONLY")) {
-        _native_threads_only = (atoi(envp) == 1);
-    }
-}
-#endif
-
-static void _PR_InitStuff(void)
-{
-
-    if (_pr_initialized) return;
-    _pr_initialized = PR_TRUE;
-#ifdef _PR_ZONE_ALLOCATOR
-    _PR_InitZones();
-#endif
-#ifdef WINNT
-    _pr_SetNativeThreadsOnlyMode();
-#endif
-
-
-    (void) PR_GetPageSize();
-
-	_pr_clock_lm = PR_NewLogModule("clock");
-	_pr_cmon_lm = PR_NewLogModule("cmon");
-	_pr_io_lm = PR_NewLogModule("io");
-	_pr_mon_lm = PR_NewLogModule("mon");
-	_pr_linker_lm = PR_NewLogModule("linker");
-	_pr_cvar_lm = PR_NewLogModule("cvar");
-	_pr_sched_lm = PR_NewLogModule("sched");
-	_pr_thread_lm = PR_NewLogModule("thread");
-	_pr_gc_lm = PR_NewLogModule("gc");
-	_pr_shm_lm = PR_NewLogModule("shm");
-	_pr_shma_lm = PR_NewLogModule("shma");
-      
-    /* NOTE: These init's cannot depend on _PR_MD_CURRENT_THREAD() */ 
-    _PR_MD_EARLY_INIT();
-
-    _PR_InitLocks();
-    _PR_InitAtomic();
-    _PR_InitSegs();
-    _PR_InitStacks();
-	_PR_InitTPD();
-    _PR_InitEnv();
-    _PR_InitLayerCache();
-    _PR_InitClock();
-
-    _pr_sleeplock = PR_NewLock();
-    PR_ASSERT(NULL != _pr_sleeplock);
-
-    _PR_InitThreads(PR_USER_THREAD, PR_PRIORITY_NORMAL, 0);
-    
-#ifdef WIN16
-	{
-	PRInt32 top;   /* artificial top of stack, win16 */
-    _pr_top_of_task_stack = (char *) &top;
-	}
-#endif    
-
-#ifndef _PR_GLOBAL_THREADS_ONLY
-	_PR_InitCPUs();
-#endif
-
-/*
- * XXX: call _PR_InitMem only on those platforms for which nspr implements
- *	malloc, for now.
- */
-#ifdef _PR_OVERRIDE_MALLOC
-    _PR_InitMem();
-#endif
-
-    _PR_InitCMon();
-    _PR_InitIO();
-    _PR_InitNet();
-    _PR_InitTime();
-    _PR_InitLog();
-    _PR_InitLinker();
-    _PR_InitCallOnce();
-    _PR_InitDtoa();
-    _PR_InitMW();
-    _PR_InitRWLocks();
-
-    nspr_InitializePRErrorTable();
-
-    _PR_MD_FINAL_INIT();
-}
-
-void _PR_ImplicitInitialization(void)
-{
-	_PR_InitStuff();
-
-    /* Enable interrupts */
-#if !defined(_PR_PTHREADS) && !defined(_PR_GLOBAL_THREADS_ONLY)
-    _PR_MD_START_INTERRUPTS();
-#endif
-
-}
-
-PR_IMPLEMENT(void) PR_DisableClockInterrupts(void)
-{
-#if !defined(_PR_PTHREADS) && !defined(_PR_BTHREADS)
-	if (!_pr_initialized) {
-		_PR_InitStuff();
-	} else {
-    	_PR_MD_DISABLE_CLOCK_INTERRUPTS();
-	}
-#endif
-}
-
-PR_IMPLEMENT(void) PR_EnableClockInterrupts(void)
-{
-#if !defined(_PR_PTHREADS) && !defined(_PR_BTHREADS)
-	if (!_pr_initialized) {
-		_PR_InitStuff();
-	}
-    _PR_MD_ENABLE_CLOCK_INTERRUPTS();
-#endif
-}
-
-PR_IMPLEMENT(void) PR_BlockClockInterrupts(void)
-{
-#if !defined(_PR_PTHREADS) && !defined(_PR_BTHREADS)
-    	_PR_MD_BLOCK_CLOCK_INTERRUPTS();
-#endif
-}
-
-PR_IMPLEMENT(void) PR_UnblockClockInterrupts(void)
-{
-#if !defined(_PR_PTHREADS) && !defined(_PR_BTHREADS)
-    	_PR_MD_UNBLOCK_CLOCK_INTERRUPTS();
-#endif
-}
-
-PR_IMPLEMENT(void) PR_Init(
-    PRThreadType type, PRThreadPriority priority, PRUintn maxPTDs)
-{
-    _PR_ImplicitInitialization();
-}
-
-PR_IMPLEMENT(PRIntn) PR_Initialize(
-    PRPrimordialFn prmain, PRIntn argc, char **argv, PRUintn maxPTDs)
-{
-    PRIntn rv;
-    _PR_ImplicitInitialization();
-    rv = prmain(argc, argv);
-	PR_Cleanup();
-    return rv;
-}  /* PR_Initialize */
-
-/*
- *-----------------------------------------------------------------------
- *
- * _PR_CleanupBeforeExit --
- *
- *   Perform the cleanup work before exiting the process. 
- *   We first do the cleanup generic to all platforms.  Then
- *   we call _PR_MD_CLEANUP_BEFORE_EXIT(), where platform-dependent
- *   cleanup is done.  This function is used by PR_Cleanup().
- *
- * See also: PR_Cleanup().
- *
- *-----------------------------------------------------------------------
- */
-#if defined(_PR_PTHREADS) || defined(_PR_BTHREADS)
-    /* see ptthread.c */
-#else
-static void
-_PR_CleanupBeforeExit(void)
-{
-/* 
-Do not make any calls here other than to destroy resources.  For example,
-do not make any calls that eventually may end up in PR_Lock.  Because the
-thread is destroyed, can not access current thread any more.
-*/
-    _PR_CleanupTPD();
-    if (_pr_terminationCVLock)
-    /*
-     * In light of the comment above, this looks real suspicious.
-     * I'd go so far as to say it's just a problem waiting to happen.
-     */
-        PR_DestroyLock(_pr_terminationCVLock);
-
-    _PR_MD_CLEANUP_BEFORE_EXIT();
-}
-#endif /* defined(_PR_PTHREADS) */
-
-/*
- *----------------------------------------------------------------------
- *
- * PR_Cleanup --
- *
- *   Perform a graceful shutdown of the NSPR runtime.  PR_Cleanup() may
- *   only be called from the primordial thread, typically at the
- *   end of the main() function.  It returns when it has completed
- *   its platform-dependent duty and the process must not make any other
- *   NSPR library calls prior to exiting from main().
- *
- *   PR_Cleanup() first blocks the primordial thread until all the
- *   other user (non-system) threads, if any, have terminated.
- *   Then it performs cleanup in preparation for exiting the process.
- *   PR_Cleanup() does not exit the primordial thread (which would
- *   in turn exit the process).
- *   
- *   PR_Cleanup() only responds when it is called by the primordial
- *   thread. Calls by any other thread are silently ignored.
- *
- * See also: PR_ExitProcess()
- *
- *----------------------------------------------------------------------
- */
-#if defined(_PR_PTHREADS) || defined(_PR_BTHREADS)
-    /* see ptthread.c */
-#else
-
-PR_IMPLEMENT(PRStatus) PR_Cleanup()
-{
-    PRThread *me = PR_GetCurrentThread();
-    PR_ASSERT((NULL != me) && (me->flags & _PR_PRIMORDIAL));
-    if ((NULL != me) && (me->flags & _PR_PRIMORDIAL))
-    {
-        PR_LOG(_pr_thread_lm, PR_LOG_MIN, ("PR_Cleanup: shutting down NSPR"));
-
-        /*
-         * No more recycling of threads
-         */
-        _pr_recycleThreads = 0;
-
-        /*
-         * Wait for all other user (non-system/daemon) threads
-         * to terminate.
-         */
-        PR_Lock(_pr_activeLock);
-        while (_pr_userActive > _pr_primordialExitCount) {
-            PR_WaitCondVar(_pr_primordialExitCVar, PR_INTERVAL_NO_TIMEOUT);
-        }
-        if (me->flags & _PR_SYSTEM) {
-            _pr_systemActive--;
-        } else {
-            _pr_userActive--;
-        }
-        PR_Unlock(_pr_activeLock);
-
-#ifdef IRIX
-		_PR_MD_PRE_CLEANUP(me);
-		/*
-		 * The primordial thread must now be running on the primordial cpu
-		 */
-    	PR_ASSERT((_PR_IS_NATIVE_THREAD(me)) || (me->cpu->id == 0));
-#endif
-
-        _PR_MD_EARLY_CLEANUP();
-
-        _PR_CleanupMW();
-        _PR_CleanupTime();
-        _PR_CleanupDtoa();
-        _PR_CleanupCallOnce();
-		_PR_ShutdownLinker();
-        _PR_CleanupNet();
-        _PR_CleanupIO();
-        /* Release the primordial thread's private data, etc. */
-        _PR_CleanupThread(me);
-
-        _PR_MD_STOP_INTERRUPTS();
-
-	    PR_LOG(_pr_thread_lm, PR_LOG_MIN,
-	            ("PR_Cleanup: clean up before destroying thread"));
-	    _PR_LogCleanup();
-
-        /*
-         * This part should look like the end of _PR_NativeRunThread
-         * and _PR_UserRunThread.
-         */
-        if (_PR_IS_NATIVE_THREAD(me)) {
-            _PR_MD_EXIT_THREAD(me);
-            _PR_NativeDestroyThread(me);
-        } else {
-            _PR_UserDestroyThread(me);
-            PR_DELETE(me->stack);
-            PR_DELETE(me);
-        }
-
-        /*
-         * XXX: We are freeing the heap memory here so that Purify won't
-         * complain, but we should also free other kinds of resources
-         * that are allocated by the _PR_InitXXX() functions.
-         * Ideally, for each _PR_InitXXX(), there should be a corresponding
-         * _PR_XXXCleanup() that we can call here.
-         */
-#ifdef WINNT
-        _PR_CleanupCPUs();
-#endif
-        _PR_CleanupThreads();
-        _PR_CleanupCMon();
-        PR_DestroyLock(_pr_sleeplock);
-        _pr_sleeplock = NULL;
-        _PR_CleanupLayerCache();
-        _PR_CleanupEnv();
-        _PR_CleanupStacks();
-        _PR_CleanupBeforeExit();
-        _pr_initialized = PR_FALSE;
-        return PR_SUCCESS;
-    }
-    return PR_FAILURE;
-}
-#endif /* defined(_PR_PTHREADS) */
-
-/*
- *------------------------------------------------------------------------
- * PR_ProcessExit --
- * 
- *   Cause an immediate, nongraceful, forced termination of the process.
- *   It takes a PRIntn argument, which is the exit status code of the
- *   process.
- *   
- * See also: PR_Cleanup()
- *
- *------------------------------------------------------------------------
- */
-
-#if defined(_PR_PTHREADS) || defined(_PR_BTHREADS)
-    /* see ptthread.c */
-#else
-PR_IMPLEMENT(void) PR_ProcessExit(PRIntn status)
-{
-    _PR_MD_EXIT(status);
-}
-
-#endif /* defined(_PR_PTHREADS) */
-
-PR_IMPLEMENT(PRProcessAttr *)
-PR_NewProcessAttr(void)
-{
-    PRProcessAttr *attr;
-
-    attr = PR_NEWZAP(PRProcessAttr);
-    if (!attr) {
-        PR_SetError(PR_OUT_OF_MEMORY_ERROR, 0);
-    }
-    return attr;
-}
-
-PR_IMPLEMENT(void)
-PR_ResetProcessAttr(PRProcessAttr *attr)
-{
-    PR_FREEIF(attr->currentDirectory);
-    PR_FREEIF(attr->fdInheritBuffer);
-    memset(attr, 0, sizeof(*attr));
-}
-
-PR_IMPLEMENT(void)
-PR_DestroyProcessAttr(PRProcessAttr *attr)
-{
-    PR_FREEIF(attr->currentDirectory);
-    PR_FREEIF(attr->fdInheritBuffer);
-    PR_DELETE(attr);
-}
-
-PR_IMPLEMENT(void)
-PR_ProcessAttrSetStdioRedirect(
-    PRProcessAttr *attr,
-    PRSpecialFD stdioFd,
-    PRFileDesc *redirectFd)
-{
-    switch (stdioFd) {
-        case PR_StandardInput:
-            attr->stdinFd = redirectFd;
-            break;
-        case PR_StandardOutput:
-            attr->stdoutFd = redirectFd;
-            break;
-        case PR_StandardError:
-            attr->stderrFd = redirectFd;
-            break;
-        default:
-            PR_ASSERT(0);
-    }
-}
-
-/*
- * OBSOLETE
- */
-PR_IMPLEMENT(void)
-PR_SetStdioRedirect(
-    PRProcessAttr *attr,
-    PRSpecialFD stdioFd,
-    PRFileDesc *redirectFd)
-{
-#if defined(DEBUG)
-    static PRBool warn = PR_TRUE;
-    if (warn) {
-        warn = _PR_Obsolete("PR_SetStdioRedirect()",
-                "PR_ProcessAttrSetStdioRedirect()");
-    }
-#endif
-    PR_ProcessAttrSetStdioRedirect(attr, stdioFd, redirectFd);
-}
-
-PR_IMPLEMENT(PRStatus)
-PR_ProcessAttrSetCurrentDirectory(
-    PRProcessAttr *attr,
-    const char *dir)
-{
-    PR_FREEIF(attr->currentDirectory);
-    attr->currentDirectory = (char *) PR_MALLOC(strlen(dir) + 1);
-    if (!attr->currentDirectory) {
-        PR_SetError(PR_OUT_OF_MEMORY_ERROR, 0);
-        return PR_FAILURE;
-    }
-    strcpy(attr->currentDirectory, dir);
-    return PR_SUCCESS;
-}
-
-PR_IMPLEMENT(PRStatus)
-PR_ProcessAttrSetInheritableFD(
-    PRProcessAttr *attr,
-    PRFileDesc *fd,
-    const char *name)
-{
-    /* We malloc the fd inherit buffer in multiples of this number. */
-#define FD_INHERIT_BUFFER_INCR 128
-    /* The length of "NSPR_INHERIT_FDS=" */
-#define NSPR_INHERIT_FDS_STRLEN 17
-    /* The length of osfd (PROsfd) printed in hexadecimal with 0x prefix */
-#ifdef _WIN64
-#define OSFD_STRLEN 18
-#else
-#define OSFD_STRLEN 10
-#endif
-    /* The length of fd type (PRDescType) printed in decimal */
-#define FD_TYPE_STRLEN 1
-    PRSize newSize;
-    int remainder;
-    char *newBuffer;
-    int nwritten;
-    char *cur;
-    int freeSize;
-
-    if (fd->identity != PR_NSPR_IO_LAYER) {
-        PR_SetError(PR_INVALID_ARGUMENT_ERROR, 0);
-        return PR_FAILURE;
-    }
-    if (fd->secret->inheritable == _PR_TRI_UNKNOWN) {
-        _PR_MD_QUERY_FD_INHERITABLE(fd);
-    }
-    if (fd->secret->inheritable != _PR_TRI_TRUE) {
-        PR_SetError(PR_NO_ACCESS_RIGHTS_ERROR, 0);
-        return PR_FAILURE;
-    }
-
-    /*
-     * We also need to account for the : separators and the
-     * terminating null byte.
-     */
-    if (NULL == attr->fdInheritBuffer) {
-        /* The first time, we print "NSPR_INHERIT_FDS=<name>:<type>:<val>" */
-        newSize = NSPR_INHERIT_FDS_STRLEN + strlen(name)
-                + FD_TYPE_STRLEN + OSFD_STRLEN + 2 + 1;
-    } else {
-        /* At other times, we print ":<name>:<type>:<val>" */
-        newSize = attr->fdInheritBufferUsed + strlen(name)
-                + FD_TYPE_STRLEN + OSFD_STRLEN + 3 + 1;
-    }
-    if (newSize > attr->fdInheritBufferSize) {
-        /* Make newSize a multiple of FD_INHERIT_BUFFER_INCR */
-        remainder = newSize % FD_INHERIT_BUFFER_INCR;
-        if (remainder != 0) {
-            newSize += (FD_INHERIT_BUFFER_INCR - remainder);
-        }
-        if (NULL == attr->fdInheritBuffer) {
-            newBuffer = (char *) PR_MALLOC(newSize);
-        } else {
-            newBuffer = (char *) PR_REALLOC(attr->fdInheritBuffer, newSize);
-        }
-        if (NULL == newBuffer) {
-            PR_SetError(PR_OUT_OF_MEMORY_ERROR, 0);
-            return PR_FAILURE;
-        }
-        attr->fdInheritBuffer = newBuffer;
-        attr->fdInheritBufferSize = newSize;
-    }
-    cur = attr->fdInheritBuffer + attr->fdInheritBufferUsed;
-    freeSize = attr->fdInheritBufferSize - attr->fdInheritBufferUsed;
-    if (0 == attr->fdInheritBufferUsed) {
-        nwritten = PR_snprintf(cur, freeSize,
-                "NSPR_INHERIT_FDS=%s:%d:0x%" PR_PRIxOSFD,
-                name, (PRIntn)fd->methods->file_type, fd->secret->md.osfd);
-    } else {
-        nwritten = PR_snprintf(cur, freeSize, ":%s:%d:0x%" PR_PRIxOSFD,
-                name, (PRIntn)fd->methods->file_type, fd->secret->md.osfd);
-    }
-    attr->fdInheritBufferUsed += nwritten; 
-    return PR_SUCCESS;
-}
-
-PR_IMPLEMENT(PRFileDesc *) PR_GetInheritedFD(
-    const char *name)
-{
-    PRFileDesc *fd;
-    const char *envVar;
-    const char *ptr;
-    int len = strlen(name);
-    PROsfd osfd;
-    int nColons;
-    PRIntn fileType;
-
-    envVar = PR_GetEnv("NSPR_INHERIT_FDS");
-    if (NULL == envVar || '\0' == envVar[0]) {
-        PR_SetError(PR_UNKNOWN_ERROR, 0);
-        return NULL;
-    }
-
-    ptr = envVar;
-    while (1) {
-        if ((ptr[len] == ':') && (strncmp(ptr, name, len) == 0)) {
-            ptr += len + 1;
-            if (PR_sscanf(ptr, "%d:0x%" PR_SCNxOSFD, &fileType, &osfd) != 2) {
-                PR_SetError(PR_UNKNOWN_ERROR, 0);
-                return NULL;
-            }
-            switch ((PRDescType)fileType) {
-                case PR_DESC_FILE:
-                    fd = PR_ImportFile(osfd);
-                    break;
-                case PR_DESC_PIPE:
-                    fd = PR_ImportPipe(osfd);
-                    break;
-                case PR_DESC_SOCKET_TCP:
-                    fd = PR_ImportTCPSocket(osfd);
-                    break;
-                case PR_DESC_SOCKET_UDP:
-                    fd = PR_ImportUDPSocket(osfd);
-                    break;
-                default:
-                    PR_ASSERT(0);
-                    PR_SetError(PR_UNKNOWN_ERROR, 0);
-                    fd = NULL;
-                    break;
-            }
-            if (fd) {
-                /*
-                 * An inherited FD is inheritable by default.
-                 * The child process needs to call PR_SetFDInheritable
-                 * to make it non-inheritable if so desired.
-                 */
-                fd->secret->inheritable = _PR_TRI_TRUE;
-            }
-            return fd;
-        }
-        /* Skip three colons */
-        nColons = 0;
-        while (*ptr) {
-            if (*ptr == ':') {
-                if (++nColons == 3) {
-                    break;
-                }
-            }
-            ptr++;
-        }
-        if (*ptr == '\0') {
-            PR_SetError(PR_UNKNOWN_ERROR, 0);
-            return NULL;
-        }
-        ptr++;
-    }
-}
-
-PR_IMPLEMENT(PRProcess*) PR_CreateProcess(
-    const char *path,
-    char *const *argv,
-    char *const *envp,
-    const PRProcessAttr *attr)
-{
-    return _PR_MD_CREATE_PROCESS(path, argv, envp, attr);
-}  /* PR_CreateProcess */
-
-PR_IMPLEMENT(PRStatus) PR_CreateProcessDetached(
-    const char *path,
-    char *const *argv,
-    char *const *envp,
-    const PRProcessAttr *attr)
-{
-    PRProcess *process;
-    PRStatus rv;
-
-    process = PR_CreateProcess(path, argv, envp, attr);
-    if (NULL == process) {
-	return PR_FAILURE;
-    }
-    rv = PR_DetachProcess(process);
-    PR_ASSERT(PR_SUCCESS == rv);
-    if (rv == PR_FAILURE) {
-	PR_DELETE(process);
-	return PR_FAILURE;
-    }
-    return PR_SUCCESS;
-}
-
-PR_IMPLEMENT(PRStatus) PR_DetachProcess(PRProcess *process)
-{
-    return _PR_MD_DETACH_PROCESS(process);
-}
-
-PR_IMPLEMENT(PRStatus) PR_WaitProcess(PRProcess *process, PRInt32 *exitCode)
-{
-    return _PR_MD_WAIT_PROCESS(process, exitCode);
-}  /* PR_WaitProcess */
-
-PR_IMPLEMENT(PRStatus) PR_KillProcess(PRProcess *process)
-{
-    return _PR_MD_KILL_PROCESS(process);
-}
-
-/*
- ********************************************************************
- *
- * Module initialization
- *
- ********************************************************************
- */
-
-static struct {
-    PRLock *ml;
-    PRCondVar *cv;
-} mod_init;
-
-static void _PR_InitCallOnce(void) {
-    mod_init.ml = PR_NewLock();
-    PR_ASSERT(NULL != mod_init.ml);
-    mod_init.cv = PR_NewCondVar(mod_init.ml);
-    PR_ASSERT(NULL != mod_init.cv);
-}
-
-void _PR_CleanupCallOnce()
-{
-    PR_DestroyLock(mod_init.ml);
-    mod_init.ml = NULL;
-    PR_DestroyCondVar(mod_init.cv);
-    mod_init.cv = NULL;
-}
-
-PR_IMPLEMENT(PRStatus) PR_CallOnce(
-    PRCallOnceType *once,
-    PRCallOnceFN    func)
-{
-    if (!_pr_initialized) _PR_ImplicitInitialization();
-
-    if (!once->initialized) {
-	if (PR_ATOMIC_SET(&once->inProgress, 1) == 0) {
-	    once->status = (*func)();
-	    PR_Lock(mod_init.ml);
-	    once->initialized = 1;
-	    PR_NotifyAllCondVar(mod_init.cv);
-	    PR_Unlock(mod_init.ml);
-	} else {
-	    PR_Lock(mod_init.ml);
-	    while (!once->initialized) {
-		PR_WaitCondVar(mod_init.cv, PR_INTERVAL_NO_TIMEOUT);
-            }
-	    PR_Unlock(mod_init.ml);
-	}
-    } else {
-        if (PR_SUCCESS != once->status) {
-            PR_SetError(PR_CALL_ONCE_ERROR, 0);
-        }
-    }
-    return once->status;
-}
-
-PR_IMPLEMENT(PRStatus) PR_CallOnceWithArg(
-    PRCallOnceType      *once,
-    PRCallOnceWithArgFN  func,
-    void                *arg)
-{
-    if (!_pr_initialized) _PR_ImplicitInitialization();
-
-    if (!once->initialized) {
-	if (PR_ATOMIC_SET(&once->inProgress, 1) == 0) {
-	    once->status = (*func)(arg);
-	    PR_Lock(mod_init.ml);
-	    once->initialized = 1;
-	    PR_NotifyAllCondVar(mod_init.cv);
-	    PR_Unlock(mod_init.ml);
-	} else {
-	    PR_Lock(mod_init.ml);
-	    while (!once->initialized) {
-		PR_WaitCondVar(mod_init.cv, PR_INTERVAL_NO_TIMEOUT);
-            }
-	    PR_Unlock(mod_init.ml);
-	}
-    } else {
-        if (PR_SUCCESS != once->status) {
-            PR_SetError(PR_CALL_ONCE_ERROR, 0);
-        }
-    }
-    return once->status;
-}
-
-PRBool _PR_Obsolete(const char *obsolete, const char *preferred)
-{
-#if defined(DEBUG)
-    PR_fprintf(
-        PR_STDERR, "'%s' is obsolete. Use '%s' instead.\n",
-        obsolete, (NULL == preferred) ? "something else" : preferred);
-#endif
-    return PR_FALSE;
-}  /* _PR_Obsolete */
-
-/* prinit.c */
-
-