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Diff for /parser3/src/include/pa_common.h between versions 1.17 and 1.89.2.13.2.4

version 1.17, 2001/03/19 20:07:36 version 1.89.2.13.2.4, 2003/03/20 14:19:08
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 /** @file  /** @file
         Parser: commonly used functions.          Parser: commonly used functions.
   
         Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)          Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
           Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
         Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)  
   
         $Id$  
 */  */
   
 #ifndef PA_COMMON_H  #ifndef PA_COMMON_H
 #define PA_COMMON_H  #define PA_COMMON_H
   
 #ifdef HAVE_CONFIG_H  static const char* IDENT_COMMON_H="$Date$";
 #       include "pa_config.h"  
 #endif  
   
 #ifdef WIN32  
 #       include <sys/locking.h>  
 #endif  
   
 #include <stdio.h>  
 #include <stdarg.h>  
 #include "pa_pool.h"  
   
 class String;  #include "pa_string.h"
 class Value;  #include "pa_hash.h"
   
 #ifdef WIN32  //#include "pa_value.h"
   //typedef Hash<String* , ValuePtr> HashStringValue;
   
 #define open _open  class HashStringValue;
 #define close _close  
 #define read _read  
 #define stat _stat  
   
   // replace system s*nprintf with our versions
   #undef vsnprintf 
   int __vsnprintf(char *, size_t, const char* , va_list);
 #define vsnprintf __vsnprintf   #define vsnprintf __vsnprintf 
   #undef snprintf
   int __snprintf(char *, size_t, const char* , ...);
 #define snprintf __snprintf  #define snprintf __snprintf
   
 int __vsnprintf(char *, size_t, const char *, va_list);  #if _MSC_VER
 int __snprintf(char *, size_t, const char *, ...);  /*
   inline int open( const char* filename, int oflag ) { return _open(filename, oflag); }
 //flock  inline int close( int handle ) { return _close(handle); }
 #define LOCK_EX _LK_NBLCK  inline int read( int handle, void *buffer, unsigned int count ) { return _read(handle,buffer,count); }
 #define LOCK_UN _LK_UNLCK  inline int write( int handle, const void *buffer, unsigned int count ) { return _write(handle,buffer,count); }
 void flock(int fd, int operation);  inline int stat( const char* path, struct _stat *buffer ) { return _stat(path, buffer); }
   inline long lseek( int handle, long offset, int origin ) { return _lseek(handle, offset, origin); }
   */
   
 //access  //access
 #define F_OK 0  #define F_OK 0
Line 50  void flock(int fd, int operation); Line 43  void flock(int fd, int operation);
 #define W_OK 2  #define W_OK 2
 #define R_OK 4  #define R_OK 4
   
 #define strcasecmp _stricmp  #ifndef strcasecmp
 #define strncasecmp _strnicmp  #       define strcasecmp _stricmp
 #define mkdir(path, mode) _mkdir(path)  #endif
   #ifndef strncasecmp
   #       define strncasecmp _strnicmp
   #endif
   #ifndef mkdir
   #       define mkdir(path, mode) _mkdir(path)
   #endif
   
   #ifndef putenv
   #       define putenv _putenv
   #endif
   
 #define putenv _putenv  #endif
   
   #ifdef HAVE_TRUNC
   #       ifndef trunc
   extern "C" double trunc(double);
   #       endif
   #else
   inline double trunc(double param) { return param > 0? floor(param) : ceil(param); }
 #endif  #endif
   
 /// @todo define it  #ifdef HAVE_ROUND
 #ifdef SUN  #       ifndef round
 //flock  extern "C" double round(double);
 #define LOCK_EX F_LOCK  #       endif
 #define LOCK_UN F_ULOCK  #else
 void flock(int fd, int operation);  inline double round(double param) { return floor(param+0.5); }
   #endif
   #ifdef HAVE_SIGN
   #       ifndef sign
   extern "C" double sign(double);
   #       endif
   #else
   inline double sign(double param) { return param > 0 ? 1 : ( param < 0 ? -1 : 0 ); }
 #endif  #endif
   
 /// @todo use somewhere  /// yields to OS for secs secs and usecs milliseconds
 void lock(FILE *f, long position);  int pa_sleep(unsigned long secs, unsigned long usecs);
 /// @todo use somewhere  
 void unlock(FILE *f);  /** under WIN32 "t" mode fixes DOS chars OK, 
           can't say that about other systems/ line break styles
   */
   void fix_line_breaks(
                        char *buf,
                        size_t& size ///< may change! used to speedup next actions
                        );
   
   typedef void (*File_read_action)(
                                    struct stat& finfo,
                                    int f, 
                                    const String& file_spec, const char* fname, bool as_text,
                                    void *context);
   
 /**  /**
         read specified file using pool,           shared-lock specified file, 
           do actions under lock.
         if fail_on_read_problem is true[default] throws an exception          if fail_on_read_problem is true[default] throws an exception
           
           @returns true if read OK
 */  */
 char *file_read(Pool& pool,   bool file_read_action_under_lock(const String& file_spec, 
                                 const char *fname,                                   const char* action_name, File_read_action action, void *context,
                                   bool as_text=false,
                                 bool fail_on_read_problem=true);                                  bool fail_on_read_problem=true);
   /**
           read specified text file using 
           if fail_on_read_problem is true[default] throws an exception
   
           WARNING: charset is used for http header case conversion, it's not a charset of input file!
   
           @returns true if read OK
   */
   char *file_read_text(Charset& charset, 
                                            const String& file_spec, 
                                            bool fail_on_read_problem=true,
                                            HashStringValue* options=0/*, HashStringValue* * out_fields=0*/);
   
   struct File_read_result {
           bool success;
           char* str; size_t length;
           HashStringValue* headers;
   };
   
 /**  /**
         write data to specified file using pool,           read specified file using 
           if fail_on_read_problem is true[default] throws an exception
   
           WARNING: charset is used for http header case conversion, it's not a charset of input file!
   
           @returns true if read OK
   */
   File_read_result file_read(Charset& charset, 
                              const String& file_spec, 
                              bool as_text,
                              HashStringValue* options=0,
                              bool fail_on_read_problem=true);
   
   typedef void (*File_write_action)(int f, void *context);
   
   /**
           lock specified file exclusively, 
           do actions under lock.
         throws an exception in case of problems          throws an exception in case of problems
           
           if block=false does non-blocking lock
           @returns true if locked OK, or false if non-blocking locking failed
 */  */
 void file_write(Pool& pool,   bool file_write_action_under_lock(
                                 const char *fname,                                  const String& file_spec, 
                                 const char *data, size_t size,                                   const char* action_name, File_write_action action, void *context,
                                 bool exclusive=false);                                  bool as_text=false,
                                   bool do_append=false,
                                   bool do_block=true,
                                   bool fail_on_lock_problem=true);
   
 /**  /**
         scans for \a delim[default \n] in \a *row_ref,           write data to specified file, 
         @return piece of line before it or end of string, if no \a delim found          throws an exception in case of problems
         assigns \a *row_ref to point right after delimiter if there were one  */
         or to zero if no \a delim were found.  void file_write(
                                   const String& file_spec,
                                   const char* data, size_t size, 
                                   bool as_text,
                                   bool do_append=false);
   
   /**
           delete specified file 
           throws an exception in case of problems
   */
   bool file_delete(const String& file_spec, bool fail_on_read_problem=true);
   /**
           move specified file 
           throws an exception in case of problems
   */
   void file_move(const String& old_spec, const String& new_spec);
   
   bool entry_exists(const char* fname, struct stat *afinfo=0);
   bool entry_exists(const String& file_spec);
   bool file_readable(const String& file_spec);
   bool dir_readable(const String& file_spec);
   const String* file_readable(String& path, String& name);
   bool file_executable(const String& file_spec);
   
   bool file_stat(const String& file_spec, 
                              size_t& rsize, 
                              time_t& ratime,
                              time_t& rmtime,
                              time_t& rctime,
                              bool fail_on_read_problem=true);
   
   /**
           scans for @a delim[default \n] in @a *row_ref, 
           @return piece of line before it or end of string, if no @a delim found
           assigns @a *row_ref to point right after delimiter if there were one
           or to zero if no @a delim were found.
 */  */
 char *getrow(char **row_ref,char delim='\n');  char *getrow(char **row_ref,char delim='\n');
 //char *lsplit(char *,char);  char *lsplit(char *string, char delim);
 char *lsplit(char **string_ref,char delim);  char *lsplit(char **string_ref,char delim);
 char *rsplit(char *string, char delim);  char *rsplit(char *string, char delim);
 char *format(Pool& pool, double value, char *fmt);  const char* format(double value, char *fmt);
   
 #ifndef max  #ifndef max
 inline int max(int a,int b) { return a>b?a:b; }  inline int max(int a, int b) { return a>b?a:b; }
 inline int min(int a,int b){ return a<b?a:b; }  inline int min(int a, int b){ return a<b?a:b; }
   inline size_t max(size_t a, size_t b) { return a>b?a:b; }
   inline size_t min(size_t a, size_t b){ return a<b?a:b; }
   #endif
   
   size_t stdout_write(const void *buf, size_t size);
   
   char *unescape_chars(const char* cp, int len);
   
   #ifdef WIN32
   void back_slashes_to_slashes(char *s);
   //void slashes_to_back_slashes(char *s);
   #endif
   
   #ifndef _qsort
   #       define _qsort(names,cnt,sizeof_names,func_addr) \
                   qsort(names,cnt,sizeof_names,func_addr)
 #endif  #endif
   
 size_t stdout_write(const char *buf, size_t size);  bool StrEqNc(const char* s1, const char* s2, bool strict=true);
   
   #define SECS_PER_DAY (60*60*24)
   int getMonthDays(int year, int month);
   
   void remove_crlf(char *start, char *end);
   
 const char *unescape_chars(Pool& pool, const char *cp, int len);  // globals
   
 const String& attributed_meaning_string(Value *meaning);  extern const String file_status_name;
   
 #endif  #endif
Removed from v.1.17  
changed lines
  Added in v.1.89.2.13.2.4

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