C++ (Cpp) jsd_GetScriptLineExtent Examples

Example #1

File: jsd_scpt.cpp Project: RickEyre/mozilla-central

unsigned
jsd_GetClosestLine(JSDContext* jsdc, JSDScript* jsdscript, uintptr_t pc)
{
    JSCompartment* oldCompartment;
    unsigned first = jsdscript->lineBase;
    unsigned last = first + jsd_GetScriptLineExtent(jsdc, jsdscript) - 1;
    unsigned line = 0;

    oldCompartment = JS_EnterCompartmentOfScript(jsdc->dumbContext, jsdscript->script);
    if (pc)
        line = JS_PCToLineNumber(jsdc->dumbContext, jsdscript->script, (jsbytecode*)pc);
    JS_LeaveCompartment(jsdc->dumbContext, oldCompartment);

    if( line < first )
        return first;
    if( line > last )
        return last;

#ifdef LIVEWIRE
    if( jsdscript && jsdscript->lwscript )
    {
        unsigned newline;
        jsdlw_ProcessedToRawLineNumber(jsdc, jsdscript, line, &newline);
        line = newline;
    }
#endif

    return line;    
}

Example #2

File: jsd_scpt.cpp Project: RickEyre/mozilla-central

JSBool
jsd_GetLinePCs(JSDContext* jsdc, JSDScript* jsdscript,
               unsigned startLine, unsigned maxLines,
               unsigned* count, unsigned** retLines, uintptr_t** retPCs)
{
    JSCompartment* oldCompartment;
    unsigned first = jsdscript->lineBase;
    unsigned last = first + jsd_GetScriptLineExtent(jsdc, jsdscript) - 1;
    JSBool ok;
    jsbytecode **pcs;
    unsigned i;

    if (last < startLine)
        return JS_TRUE;

    oldCompartment = JS_EnterCompartmentOfScript(jsdc->dumbContext, jsdscript->script);

    ok = JS_GetLinePCs(jsdc->dumbContext, jsdscript->script,
                       startLine, maxLines,
                       count, retLines, &pcs);

    if (ok) {
        if (retPCs) {
            for (i = 0; i < *count; ++i) {
                (*retPCs)[i] = (*pcs)[i];
            }
        }

        JS_free(jsdc->dumbContext, pcs);
    }

    JS_LeaveCompartment(jsdc->dumbContext, oldCompartment);
    return ok;
}

Example #3

File: jsd_scpt.cpp Project: RickEyre/mozilla-central

static void
_dumpJSDScript(JSDContext* jsdc, JSDScript* jsdscript, const char* leadingtext)
{
    const char* name;
    JSString* fun;
    unsigned base;
    unsigned extent;
    char Buf[256];
    size_t n;

    name   = jsd_GetScriptFilename(jsdc, jsdscript);
    fun    = jsd_GetScriptFunctionId(jsdc, jsdscript);
    base   = jsd_GetScriptBaseLineNumber(jsdc, jsdscript);
    extent = jsd_GetScriptLineExtent(jsdc, jsdscript);
    n = size_t(snprintf(Buf, sizeof(Buf), "%sscript=%08X, %s, ",
                        leadingtext, (unsigned) jsdscript->script,
                        name ? name : "no URL"));
    if (n + 1 < sizeof(Buf)) {
        if (fun) {
            n += size_t(snprintf(Buf + n, sizeof(Buf) - n, "%s", "no fun"));
        } else {
            n += JS_PutEscapedFlatString(Buf + n, sizeof(Buf) - n,
                                         JS_ASSERT_STRING_IS_FLAT(fun), 0);
            Buf[sizeof(Buf) - 1] = '\0';
        }
        if (n + 1 < sizeof(Buf))
            snprintf(Buf + n, sizeof(Buf) - n, ", %d-%d\n", base, base + extent - 1);
    }
    OutputDebugString( Buf );
}

Example #4

File: jsd_scpt.c Project: EdgarChen/mozilla-cvs-history

uintN
jsd_GetClosestLine(JSDContext* jsdc, JSDScript* jsdscript, jsuword pc)
{
    uintN first = jsdscript->lineBase;
    uintN last = first + jsd_GetScriptLineExtent(jsdc, jsdscript) - 1;
    uintN line = pc
        ? JS_PCToLineNumber(jsdc->dumbContext, 
                            jsdscript->script,
                            (jsbytecode*)pc)
        : 0;

    if( line < first )
        return first;
    if( line > last )
        return last;

#ifdef LIVEWIRE
    if( jsdscript && jsdscript->lwscript )
    {
        uintN newline;
        jsdlw_ProcessedToRawLineNumber(jsdc, jsdscript, line, &newline);
        line = newline;
    }
#endif

    return line;    
}

Example #5

File: jsd_scpt.c Project: krad-radio/mozilla-krad

uintN
jsd_GetClosestLine(JSDContext* jsdc, JSDScript* jsdscript, jsuword pc)
{
    JSCrossCompartmentCall *call;
    uintN first = jsdscript->lineBase;
    uintN last = first + jsd_GetScriptLineExtent(jsdc, jsdscript) - 1;
    uintN line = 0;

    call = JS_EnterCrossCompartmentCallScript(jsdc->dumbContext, jsdscript->script);
    if(!call)
        return 0;
    if (pc)
        line = JS_PCToLineNumber(jsdc->dumbContext, jsdscript->script, (jsbytecode*)pc);
    JS_LeaveCrossCompartmentCall(call);

    if( line < first )
        return first;
    if( line > last )
        return last;

#ifdef LIVEWIRE
    if( jsdscript && jsdscript->lwscript )
    {
        uintN newline;
        jsdlw_ProcessedToRawLineNumber(jsdc, jsdscript, line, &newline);
        line = newline;
    }
#endif

    return line;    
}

Example #6

File: jsd_scpt.c Project: EdgarChen/mozilla-cvs-history

static void
_dumpJSDScript(JSDContext* jsdc, JSDScript* jsdscript, const char* leadingtext)
{
    const char* name;
    const char* fun;
    uintN base;
    uintN extent;
    char Buf[256];
    
    name   = jsd_GetScriptFilename(jsdc, jsdscript);
    fun    = jsd_GetScriptFunctionName(jsdc, jsdscript);
    base   = jsd_GetScriptBaseLineNumber(jsdc, jsdscript);
    extent = jsd_GetScriptLineExtent(jsdc, jsdscript);
    
    sprintf( Buf, "%sscript=%08X, %s, %s, %d-%d\n", 
             leadingtext,
             (unsigned) jsdscript->script,
             name ? name : "no URL", 
             fun  ? fun  : "no fun", 
             base, base + extent - 1 );
    OutputDebugString( Buf );
}

Example #7

File: jsd_scpt.c Project: krad-radio/mozilla-krad

JSBool
jsd_GetLinePCs(JSDContext* jsdc, JSDScript* jsdscript,
               uintN startLine, uintN maxLines,
               uintN* count, uintN** retLines, jsuword** retPCs)
{
    JSCrossCompartmentCall *call;
    uintN first = jsdscript->lineBase;
    uintN last = first + jsd_GetScriptLineExtent(jsdc, jsdscript) - 1;
    JSBool ok;
    uintN *lines;
    jsbytecode **pcs;
    uintN i;

    if (last < startLine)
        return JS_TRUE;

    call = JS_EnterCrossCompartmentCallScript(jsdc->dumbContext, jsdscript->script);
    if (!call)
        return JS_FALSE;

    ok = JS_GetLinePCs(jsdc->dumbContext, jsdscript->script,
                       startLine, maxLines,
                       count, retLines, &pcs);

    if (ok) {
        if (retPCs) {
            for (i = 0; i < *count; ++i) {
                (*retPCs)[i] = (*pcs)[i];
            }
        }

        JS_free(jsdc->dumbContext, pcs);
    }

    JS_LeaveCrossCompartmentCall(call);
    return ok;
}

Example #8

JSD_GetScriptLineExtent(JSDContext* jsdc, JSDScript *jsdscript)
{
    JSD_ASSERT_VALID_CONTEXT(jsdc);
    JSD_ASSERT_VALID_SCRIPT(jsdscript);
    return jsd_GetScriptLineExtent(jsdc, jsdscript);
}