--- parser3/src/main/pa_globals.C 2003/12/11 10:25:52 1.164 +++ parser3/src/main/pa_globals.C 2015/10/26 01:21:58 1.194 @@ -1,12 +1,10 @@ /** @file Parser: globals. - Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com) + Copyright (c) 2001-2015 Art. Lebedev Studio (http://www.artlebedev.com) Author: Alexandr Petrosian (http://paf.design.ru) */ -static const char * const IDENT_GLOBALS_C="$Date: 2003/12/11 10:25:52 $"; - #include "pa_config_includes.h" #ifdef XML @@ -15,11 +13,9 @@ static const char * const IDENT_GLOBALS_ #include "libxslt/xsltutils.h" extern "C" { #include "libexslt/exslt.h" -}; +} #endif -#include "pcre.h" - #include "pa_globals.h" #include "pa_string.h" #include "pa_sapi.h" @@ -29,18 +25,25 @@ extern "C" { #include "pa_cache_managers.h" +#include "ltdl.h" +#include "pcre.h" + +volatile const char * IDENT_PA_GLOBALS_C="$Id: pa_globals.C,v 1.194 2015/10/26 01:21:58 moko Exp $" IDENT_PA_GLOBALS_H IDENT_PA_SAPI_H; + // defines //#define PA_DEBUG_XML_GC_MEMORY +//20051130 trying to remove this, author claims that fixed a lot there // 20040920 for now both workarounds needed. wait for new libxml/xsl versions +// // there is a problem with testcase, it's unstable. +// // see paf@six/bug20040920/cgi-bin/t for it-showed-bug-on-20040920-day +// #define PA_WORKAROUND_BUGGY_FREE_IN_LIBXML_GC_MEMORY +// #define PA_WORKAROUND_BUGGY_MALLOCATOMIC_IN_LIBXML_GC_MEMORY + // globals short hex_value[0x100]; -#ifdef XML -GdomeDOMImplementation *domimpl; -#endif - static void setup_hex_value() { memset(hex_value, 0, sizeof(hex_value)); hex_value['0'] = 0; @@ -67,95 +70,61 @@ static void setup_hex_value() { hex_value['f'] = 15; } +THREAD_LOCAL Request* thread_request=NULL; -Hash thread_request; void pa_register_thread_request(Request& r) { - thread_request.put(pa_get_thread_id(), &r); + thread_request=&r; } /// retrives request set by pa_set_request function, useful in contextless places [slow] Request& pa_thread_request() { - return *thread_request.get(pa_get_thread_id()); + return *thread_request; } + #ifdef XML class XML_Generic_error_info { -public: - char buf[MAX_STRING]; +public:/*internal, actually*/ + char buf[MAX_STRING*5]; size_t used; public: XML_Generic_error_info() { - reset(); - } - void reset() { buf[used=0]=0; } - const char* get_and_reset() { - char* result=new(PointerFreeGC) char[used+1]; - memcpy(result, buf, used+1); - reset(); - return result; + const char* get() { + return used? buf: 0; } }; -Hash xml_generic_error_infos; +THREAD_LOCAL XML_Generic_error_info* xml_generic_error_info = NULL; static void xmlParserGenericErrorFunc(void * /*ctx*/, const char* msg, ...) { -//_asm int 3; - pa_thread_t thread_id=pa_get_thread_id(); - - // infinitely looking for free slot to fill it - while(true) { - SYNCHRONIZED; // find+fill blocked - - // first try to get existing for this thread_id - XML_Generic_error_info *p=xml_generic_error_infos.get(thread_id); - if(!p) // occupy empty one - xml_generic_error_infos.put(thread_id, (p=new(PointerFreeGC) XML_Generic_error_info)); + XML_Generic_error_info* p; + + if(!(p=xml_generic_error_info)) // occupy empty one + p=xml_generic_error_info=new(PointerFreeGC) XML_Generic_error_info; - va_list args; - va_start(args, msg); - p->used+=vsnprintf(p->buf+p->used, sizeof(p->buf)-p->used, msg, args); - va_end(args); - - break; - } + va_list args; + va_start(args, msg); + p->used+=vsnprintf(p->buf+p->used, sizeof(p->buf)-p->used, msg, args); + va_end(args); } bool xmlHaveGenericErrors() { - pa_thread_t thread_id=pa_get_thread_id(); - - SYNCHRONIZED; // find blocked - - return xml_generic_error_infos.get(thread_id)!=0; + return xml_generic_error_info!=0; } const char* xmlGenericErrors() { - pa_thread_t thread_id=pa_get_thread_id(); - - SYNCHRONIZED; // find+free blocked - - if(XML_Generic_error_info *p=xml_generic_error_infos.get(thread_id)) - return p->get_and_reset(); + if(XML_Generic_error_info *p=xml_generic_error_info) { + xml_generic_error_info=0; + return p->get(); + } return 0; // no errors for our thread_id registered } #endif -void pa_globals_destroy(void *) { - try { -#ifdef XML - GdomeException exc; - gdome_di_unref (domimpl, &exc); - // uncomment SAPI::abort below if adding potential-throw code here -#endif - } catch(const Exception& e) { -// SAPI::abort("pa_globals_destroy failed: %s", e.comment()); - } -} - - #ifdef XML static char *pa_GC_strdup(const char *s) { @@ -163,75 +132,72 @@ static char *pa_GC_strdup(const char *s) return 0; size_t size=strlen(s)+1; - char *result=(char *)GC_malloc_atomic(size); + char *result=(char *)pa_gc_malloc_atomic(size); if(!result) - SAPI::abort("out of memory (while duplicating XML string [size=%d])", size); + pa_fail_alloc("duplicate XML string",size); memcpy(result, s, size); +#ifdef PA_DEBUG_XML_GC_MEMORY + fprintf(stderr, "pa_GC_strdup(%p=%s, length=%d)=0x%p\n", s, s, size, result); +#endif return result; } #ifdef PA_DEBUG_XML_GC_MEMORY -void *pa_look_for[]={(void*)0x8abe000,(void*)0x0,(void*)0x0,(void*)0x0, - (void*)0x0,(void*)0x0,(void*)0x0,(void*)0x0}; -bool pa_looked(void*p) { - for(int i=0; i<8; i++) - if(pa_look_for[i]==p) - return true; - return false; -} + static void* pa_gc_malloc_log(size_t size){ void *p=pa_gc_malloc(size); fprintf(stderr, "pa_gc_malloc_log(%d)=0x%p\n", size, p); -// if(pa_looked(p)) -// fprintf(stderr,"catched debug malloc(%d)=0x%p\n", size, p); return p; } + static void* pa_gc_malloc_atomic_log(size_t size){ void *p=pa_gc_malloc_atomic(size); fprintf(stderr, "pa_gc_malloc_atomic_log(%d)=0x%p\n", size, p); -// if(pa_looked(p)) -// fprintf(stderr,"catched debug malloc atomic(%d)=0x%p\n", size, p); return p; } + static void* pa_gc_realloc_log(void *ptr, size_t size){ void *p=pa_gc_realloc(ptr, size); fprintf(stderr, "pa_gc_realloc_log(0x%p, %d)=0x%p\n", ptr, size, p); -// if(pa_looked(p)) -// fprintf(stderr,"catched debug realloc(%d)=0x%p\n", size, p); return p; } -//static void pa_gc_free_ignore(void *){} + static void pa_gc_free_log(void *p){ fprintf(stderr, "pa_gc_free_log(0x%p)\n", p); -// if(pa_looked(p)) -// fprintf(stderr,"catched debug free(0x%p)\n", p); pa_gc_free(p); } + #else inline void *check(void *result, const char *where, size_t size) { if(!result) - SAPI::abort("out of memory (while %s [size=%d])", where, size); - + pa_fail_alloc(where, size); return result; } + static void* pa_gc_malloc_nonull(size_t size) { - return check(pa_gc_malloc(size), "allocating XML compsite memory", size); + return check(pa_gc_malloc(size), "allocate XML compsite memory", size); } + static void* pa_gc_malloc_atomic_nonull(size_t size) { - return check(pa_gc_malloc_atomic(size), "allocating XML atomic memory", size); + return check(pa_gc_malloc_atomic(size), "allocate XML atomic memory", size); } + static void* pa_gc_realloc_nonull(void* ptr, size_t size) { - return check(pa_gc_realloc(ptr, size), "reallocating XML memory", size); + return check(pa_gc_realloc(ptr, size), "reallocate XML memory", size); +} + +static void pa_gc_free_maybeignore(void* ptr) { + pa_gc_free(ptr); } #endif #endif void pa_CORD_oom_fn(void) { - SAPI::abort("out of memory (while expanding string)"); + pa_fail_alloc("expand string", 0); } /** @@ -241,7 +207,6 @@ static void gc_substitute_memory_managem // in libxml & libxslt #ifdef XML // asking to use GC memory -#if LIBXML_VERSION >= 20507 #ifdef PA_DEBUG_XML_GC_MEMORY xmlGcMemSetup( /*xmlFreeFunc */pa_gc_free_log, @@ -251,28 +216,19 @@ static void gc_substitute_memory_managem /*xmlStrdupFunc */pa_GC_strdup); #else xmlGcMemSetup( - /*xmlFreeFunc */pa_gc_free, + /*xmlFreeFunc */pa_gc_free_maybeignore, /*xmlMallocFunc */pa_gc_malloc_nonull, /*xmlMallocFunc */pa_gc_malloc_atomic_nonull, /*xmlReallocFunc */pa_gc_realloc_nonull, /*xmlStrdupFunc */pa_GC_strdup); #endif -#else - xmlMemSetup( - /*xmlFreeFunc */pa_gc_free, - /*xmlMallocFunc */pa_gc_malloc, - /*xmlReallocFunc */pa_gc_realloc, - /*xmlStrdupFunc */pa_GC_strdup); -#endif - #endif // pcre pcre_malloc=pa_gc_malloc; pcre_free=pa_gc_free; - // cord CORD_oom_fn=pa_CORD_oom_fn; } @@ -294,24 +250,16 @@ void pa_globals_init() { #ifdef XML // initializing xml libs - /* First get a DOMImplementation reference */ - domimpl = gdome_di_mkref (); - /* - * Register the EXSLT extensions and the test module - */ + // Register the EXSLT extensions and the test module exsltRegisterAll(); xsltRegisterTestModule(); xmlDefaultSAXHandlerInit(); - /* - * disable CDATA from being built in the document tree - */ + + // disable CDATA from being built in the document tree // never added yet xmlDefaultSAXHandler.cdataBlock = NULL; - /* - * Initialization function for the XML parser. - * This is not reentrant. Call once before processing in case of - * use in multithreaded programs. - */ + // Initialization function for the XML parser. This is not reentrant. + // Call once before processing in case of use in multithreaded programs. xmlInitParser(); // 1. this is needed for proper parsing of stylesheets @@ -330,13 +278,14 @@ void pa_globals_init() { xmlLoadExtDtdDefaultValue |= XML_COMPLETE_ATTRS; // validate each document after load/create (?) - //xmlDoValidityCheckingDefaultValue = 1; + // xmlDoValidityCheckingDefaultValue = 1; -//regretfully this not only replaces entities on parse, but also on generate xmlSubstituteEntitiesDefault(1); + // regretfully this not only replaces entities on parse, but also on generate xmlSubstituteEntitiesDefault(1); // never switched this on xmlIndentTreeOutput=1; xmlSetGenericErrorFunc(0, xmlParserGenericErrorFunc); xsltSetGenericErrorFunc(0, xmlParserGenericErrorFunc); + // FILE *f=fopen("y:\\xslt.log", "wt"); // xsltSetGenericDebugFunc(f/*stderr*/, 0); @@ -344,72 +293,68 @@ void pa_globals_init() { #endif } +static bool is_dlinited=false; + +void pa_globals_done() { + delete cache_managers; + cache_managers=0; + + if(is_dlinited) + lt_dlexit(); +} + +void pa_dlinit() { + if(!is_dlinited){ + if(lt_dlinit()) + throw Exception(0,0,"preparation for dynamic library loading failed, %s", lt_dlerror()); + is_dlinited=true; + } +} + #ifdef _MSC_VER #ifndef PA_DEBUG_DISABLE_GC -# define GC_LIB "../../../../win32/gc" -# ifdef _DEBUG -# pragma comment(lib, GC_LIB "/Debug/gc.lib") -# else -# pragma comment(lib, GC_LIB "/Release/gc.lib") -# endif +#define GC_LIB "../../../../win32/gc" +#ifdef _DEBUG +#pragma comment(lib, GC_LIB "/Debug/gc.lib") +#else +#pragma comment(lib, GC_LIB "/Release/gc.lib") #endif +#endif + + #ifdef XML -# define GNOME_LIBS "../../../../win32/gnome" -# pragma comment(lib, GNOME_LIBS "/glib/lib/libglib-1.3-11.lib") -# ifdef _DEBUG - -# ifdef LIBXML_STATIC -# pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/binaries-debug/libxml2_a.lib") -# else -# pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/binaries-debug/libxml2.lib") -# endif - -# ifdef LIBXSLT_STATIC -# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libxslt_DebugStatic/libxslt.lib") -# else -# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libxslt_DebugDynamic/libxslt.lib") -# endif -# ifdef LIBEXSLT_STATIC -# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libexslt_DebugStatic/libexslt.lib") -# else -# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libexslt_DebugDynamic/libexslt.lib") -# endif - -# ifdef LIBGDOME_STATIC -# pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/libgdome_DebugStatic/libgdome.lib") -# else -# pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/libgdome_DebugDynamic/libgdome.lib") -# endif +#define GNOME_LIBS "../../../../win32/gnome" + +#ifdef _DEBUG +#define LIB_XML GNOME_LIBS "/libxml2-x.x.x/win32/debug/lib/" +#define LIB_XSLT GNOME_LIBS "/libxslt-x.x.x/win32/debug/lib/" #else +#define LIB_XML GNOME_LIBS "/libxml2-x.x.x/win32/release/lib/" +#define LIB_XSLT GNOME_LIBS "/libxslt-x.x.x/win32/release/lib/" +#endif -# ifdef LIBXML_STATIC -# pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/binaries-release/libxml2_a.lib") -# else -# pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/binaries-release/libxml2.lib") -# endif - -# ifdef LIBXSLT_STATIC -# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libxslt_ReleaseStatic/libxslt.lib") -# else -# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libxslt_ReleaseDynamic/libxslt.lib") -# endif -# ifdef LIBEXSLT_STATIC -# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libexslt_ReleaseStatic/libexslt.lib") -# else -# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libexslt_ReleaseDynamic/libexslt.lib") -# endif - -# ifdef LIBGDOME_STATIC -# pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/libgdome_ReleaseStatic/libgdome.lib") -# else -# pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/libgdome_ReleaseDynamic/libgdome.lib") -# endif +#ifdef LIBXML_STATIC +#pragma comment(lib, LIB_XML "libxml2_a.lib") +#else +#pragma comment(lib, LIB_XML "libxml2.lib") +#endif + +#ifdef LIBXSLT_STATIC +#pragma comment(lib, LIB_XSLT "libxslt_a.lib") +#else +#pragma comment(lib, LIB_XSLT "libxslt.lib") +#endif + +#ifdef LIBEXSLT_STATIC +#pragma comment(lib, LIB_XSLT "libexslt_a.lib") +#else +#pragma comment(lib, LIB_XSLT "libexslt.lib") +#endif -# endif #endif #endif