src/tests/stub_debug.cc

   1 /*
   2  * Copyright (C) 1996-2014 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 /*
  10  * A stub implementation of the Debug.h API.
  11  * For use by test binaries which do not need the full context debugging
  12  *
  13  * Note: it doesn't use the STUB API as the functions defined here must
  14  * not abort the unit test.
  15  */
  16 #include "squid.h"
  17 #include "Debug.h"
  18
  19 FILE *debug_log = NULL;
  20 int Debug::TheDepth = 0;
  21
  22 char *Debug::debugOptions;
  23 char *Debug::cache_log= NULL;
  24 int Debug::rotateNumber = 0;
  25 int Debug::Levels[MAX_DEBUG_SECTIONS];
  26 int Debug::level;
  27 int Debug::sectionLevel;
  28 int Debug::override_X = 0;
  29 int Debug::log_stderr = 1;
  30 bool Debug::log_syslog = false;
  31
  32 Ctx
  33 ctx_enter(const char *descr)
  34 {
  35     return -1;
  36 }
  37
  38 void
  39 ctx_exit(Ctx ctx)
  40 {
  41 }
  42
  43 void
  44 _db_init(const char *logfile, const char *options)
  45 {}
  46
  47 void
  48 _db_set_syslog(const char *facility)
  49 {}
  50
  51 void
  52 _db_rotate_log(void)
  53 {}
  54
  55 static void
  56 _db_print_stderr(const char *format, va_list args);
  57
  58 void
  59 _db_print(const char *format,...)
  60 {
  61     static char f[BUFSIZ];
  62     va_list args1;
  63     va_list args2;
  64     va_list args3;
  65
  66     va_start(args1, format);
  67     va_start(args2, format);
  68     va_start(args3, format);
  69
  70     snprintf(f, BUFSIZ, "%s| %s",
  71              "stub time", //debugLogTime(squid_curtime),
  72              format);
  73
  74     _db_print_stderr(f, args2);
  75
  76     va_end(args1);
  77     va_end(args2);
  78     va_end(args3);
  79 }
  80
  81 static void
  82 _db_print_stderr(const char *format, va_list args)
  83 {
  84     if (1 < Debug::level)
  85         return;
  86
  87     vfprintf(stderr, format, args);
  88 }
  89
  90 Debug::OutStream *Debug::CurrentDebug(NULL);
  91
  92 std::ostream &
  93 Debug::getDebugOut()
  94 {
  95     assert(TheDepth >= 0);
  96     ++TheDepth;
  97     if (TheDepth > 1) {
  98         assert(CurrentDebug);
  99         *CurrentDebug << std::endl << "reentrant debuging " << TheDepth << "-{";
 100     } else {
 101         assert(!CurrentDebug);
 102         CurrentDebug = new Debug::OutStream;
 103         // set default formatting flags
 104         CurrentDebug->setf(std::ios::fixed);
 105         CurrentDebug->precision(2);
 106     }
 107     return *CurrentDebug;
 108 }
 109
 110 void
 111 Debug::parseOptions(char const *)
 112 {
 113     return;
 114 }
 115
 116 void
 117 Debug::finishDebug()
 118 {
 119     assert(TheDepth >= 0);
 120     assert(CurrentDebug);
 121     if (TheDepth > 1) {
 122         *CurrentDebug << "}-" << TheDepth << std::endl;
 123     } else {
 124         assert(TheDepth == 1);
 125         _db_print("%s\n", CurrentDebug->str().c_str());
 126         delete CurrentDebug;
 127         CurrentDebug = NULL;
 128     }
 129     --TheDepth;
 130 }
 131
 132 void
 133 Debug::xassert(const char *msg, const char *file, int line)
 134 {
 135
 136     if (CurrentDebug) {
 137         *CurrentDebug << "assertion failed: " << file << ":" << line <<
 138                       ": \"" << msg << "\"";
 139     }
 140     abort();
 141 }
 142
 143 const char*
 144 SkipBuildPrefix(const char* path)
 145 {
 146     return path;
 147 }
 148
 149 std::ostream &
 150 Raw::print(std::ostream &os) const
 151 {
 152     if (label_)
 153         os << ' ' << label_ << '[' << size_ << ']';
 154
 155     if (!size_)
 156         return os;
 157
 158     // finalize debugging level if no level was set explicitly via minLevel()
 159     const int finalLevel = (level >= 0) ? level :
 160                            (size_ > 40 ? DBG_DATA : Debug::sectionLevel);
 161     if (finalLevel <= Debug::sectionLevel) {
 162         os << (label_ ? '=' : ' ');
 163         os.write(data_, size_);
 164     }
 165
 166     return os;
 167 }
 168