This file is indexed.

/usr/include/firefox/nsDebug.h is in firefox-dev 11.0+build1-0ubuntu4.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#ifndef nsDebug_h___
#define nsDebug_h___

#ifndef nscore_h___
#include "nscore.h"
#endif

#ifndef nsError_h__
#include "nsError.h"
#endif 

#include "nsXPCOM.h"

#ifdef DEBUG
#define NS_DEBUG
#include "prprf.h"
#endif

#ifdef DEBUG

/**
 * Abort the execution of the program if the expression evaluates to
 * false.
 *
 * There is no status value returned from the macro.
 *
 * Note that the non-debug version of this macro does <b>not</b>
 * evaluate the expression argument. Hence side effect statements
 * as arguments to the macro will yield improper execution in a
 * non-debug build. For example:
 *
 *      NS_ABORT_IF_FALSE(0 == foo++, "yikes foo should be zero");
 *
 * Note also that the non-debug version of this macro does <b>not</b>
 * evaluate the message argument.
 */
#define NS_ABORT_IF_FALSE(_expr, _msg)                        \
  PR_BEGIN_MACRO                                              \
    if (!(_expr)) {                                           \
      NS_DebugBreak(NS_DEBUG_ABORT, _msg, #_expr, __FILE__, __LINE__); \
    }                                                         \
  PR_END_MACRO

/**
 * Warn if a given condition is false.
 *
 * Program execution continues past the usage of this macro.
 *
 * Note also that the non-debug version of this macro does <b>not</b>
 * evaluate the message argument.
 */
#define NS_WARN_IF_FALSE(_expr,_msg)                          \
  PR_BEGIN_MACRO                                              \
    if (!(_expr)) {                                           \
      NS_DebugBreak(NS_DEBUG_WARNING, _msg, #_expr, __FILE__, __LINE__); \
    }                                                         \
  PR_END_MACRO

/**
 * Test a precondition for truth. If the expression is not true then
 * trigger a program failure.
 */
#define NS_PRECONDITION(expr, str)                            \
  PR_BEGIN_MACRO                                              \
    if (!(expr)) {                                            \
      NS_DebugBreak(NS_DEBUG_ASSERTION, str, #expr, __FILE__, __LINE__); \
    }                                                         \
  PR_END_MACRO

/**
 * Test an assertion for truth. If the expression is not true then
 * trigger a program failure.
 */
#define NS_ASSERTION(expr, str)                               \
  PR_BEGIN_MACRO                                              \
    if (!(expr)) {                                            \
      NS_DebugBreak(NS_DEBUG_ASSERTION, str, #expr, __FILE__, __LINE__); \
    }                                                         \
  PR_END_MACRO

/**
 * Test a post-condition for truth. If the expression is not true then
 * trigger a program failure.
 */
#define NS_POSTCONDITION(expr, str)                           \
  PR_BEGIN_MACRO                                              \
    if (!(expr)) {                                            \
      NS_DebugBreak(NS_DEBUG_ASSERTION, str, #expr, __FILE__, __LINE__); \
    }                                                         \
  PR_END_MACRO

/**
 * This macros triggers a program failure if executed. It indicates that
 * an attempt was made to execute some unimplemented functionality.
 */
#define NS_NOTYETIMPLEMENTED(str)                             \
  NS_DebugBreak(NS_DEBUG_ASSERTION, str, "NotYetImplemented", __FILE__, __LINE__)

/**
 * This macros triggers a program failure if executed. It indicates that
 * an attempt was made to execute some unimplemented functionality.
 */
#define NS_NOTREACHED(str)                                    \
  NS_DebugBreak(NS_DEBUG_ASSERTION, str, "Not Reached", __FILE__, __LINE__)

/**
 * Log an error message.
 */
#define NS_ERROR(str)                                         \
  NS_DebugBreak(NS_DEBUG_ASSERTION, str, "Error", __FILE__, __LINE__)

/**
 * Log a warning message.
 */
#define NS_WARNING(str)                                       \
  NS_DebugBreak(NS_DEBUG_WARNING, str, nsnull, __FILE__, __LINE__)

/**
 * Trigger an abort
 */
#define NS_ABORT()                                            \
  NS_DebugBreak(NS_DEBUG_ABORT, nsnull, nsnull, __FILE__, __LINE__)

/**
 * Cause a break
 */
#define NS_BREAK()                                            \
  NS_DebugBreak(NS_DEBUG_BREAK, nsnull, nsnull, __FILE__, __LINE__)

#else /* NS_DEBUG */

/**
 * The non-debug version of these macros do not evaluate the
 * expression or the message arguments to the macro.
 */
#define NS_ABORT_IF_FALSE(_expr, _msg) PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define NS_WARN_IF_FALSE(_expr, _msg)  PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define NS_PRECONDITION(expr, str)     PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define NS_ASSERTION(expr, str)        PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define NS_POSTCONDITION(expr, str)    PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define NS_NOTYETIMPLEMENTED(str)      PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define NS_NOTREACHED(str)             PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define NS_ERROR(str)                  PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define NS_WARNING(str)                PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define NS_ABORT()                     PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define NS_BREAK()                     PR_BEGIN_MACRO /* nothing */ PR_END_MACRO

#endif /* ! NS_DEBUG */

/******************************************************************************
** Macros for static assertions.  These are used by the sixgill tool.
** When the tool is not running these macros are no-ops.
******************************************************************************/

/* Avoid name collision if included with other headers defining annotations. */
#ifndef HAVE_STATIC_ANNOTATIONS
#define HAVE_STATIC_ANNOTATIONS

#ifdef XGILL_PLUGIN

#define STATIC_PRECONDITION(COND)         __attribute__((precondition(#COND)))
#define STATIC_PRECONDITION_ASSUME(COND)  __attribute__((precondition_assume(#COND)))
#define STATIC_POSTCONDITION(COND)        __attribute__((postcondition(#COND)))
#define STATIC_POSTCONDITION_ASSUME(COND) __attribute__((postcondition_assume(#COND)))
#define STATIC_INVARIANT(COND)            __attribute__((invariant(#COND)))
#define STATIC_INVARIANT_ASSUME(COND)     __attribute__((invariant_assume(#COND)))

/* Used to make identifiers for assert/assume annotations in a function. */
#define STATIC_PASTE2(X,Y) X ## Y
#define STATIC_PASTE1(X,Y) STATIC_PASTE2(X,Y)

#define STATIC_ASSERT(COND)                          \
  PR_BEGIN_MACRO                                     \
    __attribute__((assert_static(#COND), unused))    \
    int STATIC_PASTE1(assert_static_, __COUNTER__);  \
  PR_END_MACRO

#define STATIC_ASSUME(COND)                          \
  PR_BEGIN_MACRO                                     \
    __attribute__((assume_static(#COND), unused))    \
    int STATIC_PASTE1(assume_static_, __COUNTER__);  \
  PR_END_MACRO

#define STATIC_ASSERT_RUNTIME(COND)                         \
  PR_BEGIN_MACRO                                            \
    __attribute__((assert_static_runtime(#COND), unused))   \
    int STATIC_PASTE1(assert_static_runtime_, __COUNTER__); \
  PR_END_MACRO

#else /* XGILL_PLUGIN */

#define STATIC_PRECONDITION(COND)          /* nothing */
#define STATIC_PRECONDITION_ASSUME(COND)   /* nothing */
#define STATIC_POSTCONDITION(COND)         /* nothing */
#define STATIC_POSTCONDITION_ASSUME(COND)  /* nothing */
#define STATIC_INVARIANT(COND)             /* nothing */
#define STATIC_INVARIANT_ASSUME(COND)      /* nothing */

#define STATIC_ASSERT(COND)          PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define STATIC_ASSUME(COND)          PR_BEGIN_MACRO /* nothing */ PR_END_MACRO
#define STATIC_ASSERT_RUNTIME(COND)  PR_BEGIN_MACRO /* nothing */ PR_END_MACRO

#endif /* XGILL_PLUGIN */

#define STATIC_SKIP_INFERENCE STATIC_INVARIANT(skip_inference())

#endif /* HAVE_STATIC_ANNOTATIONS */

#ifdef XGILL_PLUGIN

/* Redefine runtime assertion macros to perform static assertions, for both
 * debug and release builds. Don't include the original runtime assertions;
 * this ensures the tool will consider cases where the assertion fails. */

#undef NS_PRECONDITION
#undef NS_ASSERTION
#undef NS_POSTCONDITION

#define NS_PRECONDITION(expr, str)   STATIC_ASSERT_RUNTIME(expr)
#define NS_ASSERTION(expr, str)      STATIC_ASSERT_RUNTIME(expr)
#define NS_POSTCONDITION(expr, str)  STATIC_ASSERT_RUNTIME(expr)

#endif /* XGILL_PLUGIN */

/******************************************************************************
** Macros for terminating execution when an unrecoverable condition is
** reached.  These need to be compiled regardless of the NS_DEBUG flag. 
******************************************************************************/

/**
 * Terminate execution <i>immediately</i>, and if possible on the current
 * platform, in such a way that execution can't be continued by other
 * code (e.g., by intercepting a signal).
 */
#define NS_RUNTIMEABORT(msg)                                    \
  NS_DebugBreak(NS_DEBUG_ABORT, msg, nsnull, __FILE__, __LINE__)


/* Macros for checking the trueness of an expression passed in within an 
 * interface implementation.  These need to be compiled regardless of the */
/* NS_DEBUG flag
******************************************************************************/

#define NS_ENSURE_TRUE(x, ret)                                \
  PR_BEGIN_MACRO                                              \
    if (NS_UNLIKELY(!(x))) {                                  \
       NS_WARNING("NS_ENSURE_TRUE(" #x ") failed");           \
       return ret;                                            \
    }                                                         \
  PR_END_MACRO

#define NS_ENSURE_FALSE(x, ret)                               \
  NS_ENSURE_TRUE(!(x), ret)

/******************************************************************************
** Macros for checking results
******************************************************************************/

#if defined(DEBUG) && !defined(XPCOM_GLUE_AVOID_NSPR)

#define NS_ENSURE_SUCCESS_BODY(res, ret)                                  \
    char *msg = PR_smprintf("NS_ENSURE_SUCCESS(%s, %s) failed with "      \
                            "result 0x%X", #res, #ret, __rv);             \
    NS_WARNING(msg);                                                      \
    PR_smprintf_free(msg);

#else

#define NS_ENSURE_SUCCESS_BODY(res, ret)                                  \
    NS_WARNING("NS_ENSURE_SUCCESS(" #res ", " #ret ") failed");

#endif

#define NS_ENSURE_SUCCESS(res, ret)                                       \
  PR_BEGIN_MACRO                                                          \
    nsresult __rv = res; /* Don't evaluate |res| more than once */        \
    if (NS_FAILED(__rv)) {                                                \
      NS_ENSURE_SUCCESS_BODY(res, ret)                                    \
      return ret;                                                         \
    }                                                                     \
  PR_END_MACRO

/******************************************************************************
** Macros for checking state and arguments upon entering interface boundaries
******************************************************************************/

#define NS_ENSURE_ARG(arg)                                    \
  NS_ENSURE_TRUE(arg, NS_ERROR_INVALID_ARG)

#define NS_ENSURE_ARG_POINTER(arg)                            \
  NS_ENSURE_TRUE(arg, NS_ERROR_INVALID_POINTER)

#define NS_ENSURE_ARG_MIN(arg, min)                           \
  NS_ENSURE_TRUE((arg) >= min, NS_ERROR_INVALID_ARG)

#define NS_ENSURE_ARG_MAX(arg, max)                           \
  NS_ENSURE_TRUE((arg) <= max, NS_ERROR_INVALID_ARG)

#define NS_ENSURE_ARG_RANGE(arg, min, max)                    \
  NS_ENSURE_TRUE(((arg) >= min) && ((arg) <= max), NS_ERROR_INVALID_ARG)

#define NS_ENSURE_STATE(state)                                \
  NS_ENSURE_TRUE(state, NS_ERROR_UNEXPECTED)

#define NS_ENSURE_NO_AGGREGATION(outer)                       \
  NS_ENSURE_FALSE(outer, NS_ERROR_NO_AGGREGATION)

#define NS_ENSURE_PROPER_AGGREGATION(outer, iid)              \
  NS_ENSURE_FALSE(outer && !iid.Equals(NS_GET_IID(nsISupports)), NS_ERROR_INVALID_ARG)

/*****************************************************************************/

#ifdef XPCOM_GLUE
#define NS_CheckThreadSafe
#else
#define NS_CheckThreadSafe(owningThread, msg)                 \
  NS_ASSERTION(owningThread == PR_GetCurrentThread(), msg)
#endif

/* When compiling the XPCOM Glue on Windows, we pretend that it's going to
 * be linked with a static CRT (-MT) even when it's not. This means that we
 * cannot link to data exports from the CRT, only function exports. So,
 * instead of referencing "stderr" directly, use fdopen.
 */
PR_BEGIN_EXTERN_C

NS_COM_GLUE void
printf_stderr(const char *fmt, ...);

PR_END_EXTERN_C

#endif /* nsDebug_h___ */