108 lines
1.4 KiB
C
108 lines
1.4 KiB
C
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/*++
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Copyright (c) 2000 Microsoft Corporation
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Module Name:
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debug.c
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Abstract:
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Log messages
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Author:
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Ahmed Mohamed (ahmedm) 12, 01, 2000
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Revision History:
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--*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include "type.h"
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gs_lock_t prlock;
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ULONG debugLevel = 0xff;
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FILE *debugfp = NULL;
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void
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halt(int status)
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{
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char *p = NULL;
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*p = 1;
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}
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void
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WINAPI
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debug_log_file(char *logfile)
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{
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FILE *fp;
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if (logfile != NULL) {
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fp = fopen(logfile, "w");
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if (fp == NULL) {
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printf("Unable to open log file %s\n", logfile);
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} else {
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debugfp = fp;
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}
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}
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}
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void
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WINAPI
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debug_level(ULONG level)
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{
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debugLevel = level;
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}
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void
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WINAPI
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debug_log(char *format, ...)
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{
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static int cnt = 0;
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va_list marker;
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va_start(marker, format);
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GsLockEnter(prlock);
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if (debugfp != NULL) {
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fprintf(debugfp, "%d:%x:",GetTickCount(), GetCurrentThreadId());
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vfprintf(debugfp, format, marker);
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fflush(debugfp);
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} else {
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fprintf(stderr, "%d:%x:",GetTickCount(), GetCurrentThreadId());
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vfprintf(stderr, format, marker);
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fflush(stderr);
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}
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#if 0
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cnt++;
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if (cnt > 100000) {
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cnt = 0;
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fseek(debugfp, 0, SEEK_SET);
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}
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#endif
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GsLockExit(prlock);
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va_end(marker);
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}
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void
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WINAPI
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debug_init()
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{
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char *s = getenv("GsDebugLevel");
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debugfp = stdout;
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GsLockInit(prlock);
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if (s != NULL) {
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debugLevel = atoi(s);
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}
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}
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