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Diffstat (limited to 'tools/node_modules/expresso/deps/jscoverage/js/jsutil.h')
| -rw-r--r-- | tools/node_modules/expresso/deps/jscoverage/js/jsutil.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/tools/node_modules/expresso/deps/jscoverage/js/jsutil.h b/tools/node_modules/expresso/deps/jscoverage/js/jsutil.h new file mode 100644 index 0000000..a6c329c --- /dev/null +++ b/tools/node_modules/expresso/deps/jscoverage/js/jsutil.h @@ -0,0 +1,168 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- + * + * ***** 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 Communicator client code, released + * March 31, 1998. + * + * 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 ***** */ + +/* + * PR assertion checker. + */ + +#ifndef jsutil_h___ +#define jsutil_h___ + +JS_BEGIN_EXTERN_C + +#ifdef DEBUG + +extern JS_PUBLIC_API(void) +JS_Assert(const char *s, const char *file, JSIntn ln); + +#define JS_ASSERT(expr) \ + ((expr) ? (void)0 : JS_Assert(#expr, __FILE__, __LINE__)) + +#define JS_ASSERT_IF(cond, expr) \ + ((!(cond) || (expr)) ? (void)0 : JS_Assert(#expr, __FILE__, __LINE__)) + +#define JS_NOT_REACHED(reason) \ + JS_Assert(reason, __FILE__, __LINE__) + +#else + +#define JS_ASSERT(expr) ((void) 0) +#define JS_ASSERT_IF(cond,expr) ((void) 0) +#define JS_NOT_REACHED(reason) + +#endif /* defined(DEBUG) */ + +/* + * Compile-time assert. "condition" must be a constant expression. + * The macro can be used only in places where an "extern" declaration is + * allowed. + */ + +/* + * Sun Studio C++ compiler has a bug + * "sizeof expression not accepted as size of array parameter" + * The bug number is 6688515. It is not public yet. + * Turn off this assert for Sun Studio until this bug is fixed. + */ +#ifdef __SUNPRO_CC +#define JS_STATIC_ASSERT(condition) +#else +#define JS_STATIC_ASSERT(condition) \ + extern void js_static_assert(int arg[(condition) ? 1 : -1]) +#endif + +/* + * Abort the process in a non-graceful manner. This will cause a core file, + * call to the debugger or other moral equivalent as well as causing the + * entire process to stop. + */ +extern JS_PUBLIC_API(void) JS_Abort(void); + +#if 0 +# define JS_BASIC_STATS 1 +# define JS_SCOPE_DEPTH_METER 1 +#endif + +#if defined DEBUG && !defined JS_BASIC_STATS +# define JS_BASIC_STATS 1 +#endif + +#ifdef JS_BASIC_STATS + +#include <stdio.h> + +typedef struct JSBasicStats { + uint32 num; + uint32 max; + double sum; + double sqsum; + uint32 logscale; /* logarithmic scale: 0 (linear), 2, 10 */ + uint32 hist[11]; +} JSBasicStats; + +#define JS_INIT_STATIC_BASIC_STATS {0,0,0,0,0,{0,0,0,0,0,0,0,0,0,0,0}} +#define JS_BASIC_STATS_INIT(bs) memset((bs), 0, sizeof(JSBasicStats)) + +#define JS_BASIC_STATS_ACCUM(bs,val) \ + JS_BasicStatsAccum(bs, val) + +#define JS_MeanAndStdDevBS(bs,sigma) \ + JS_MeanAndStdDev((bs)->num, (bs)->sum, (bs)->sqsum, sigma) + +extern void +JS_BasicStatsAccum(JSBasicStats *bs, uint32 val); + +extern double +JS_MeanAndStdDev(uint32 num, double sum, double sqsum, double *sigma); + +extern void +JS_DumpBasicStats(JSBasicStats *bs, const char *title, FILE *fp); + +extern void +JS_DumpHistogram(JSBasicStats *bs, FILE *fp); + +#else + +#define JS_BASIC_STATS_ACCUM(bs,val) /* nothing */ + +#endif /* JS_BASIC_STATS */ + + +#ifdef XP_UNIX + +typedef struct JSCallsite JSCallsite; + +struct JSCallsite { + uint32 pc; + char *name; + const char *library; + int offset; + JSCallsite *parent; + JSCallsite *siblings; + JSCallsite *kids; + void *handy; +}; + +extern JSCallsite *JS_Backtrace(int skip); + +#endif + +JS_END_EXTERN_C + +#endif /* jsutil_h___ */ |