Annotation of parser3/src/include/pa_common.h, revision 1.89.2.13.2.8
1.15 paf 1: /** @file
1.16 paf 2: Parser: commonly used functions.
3:
1.89.2.7 paf 4: Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
1.74 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.1 paf 6: */
7:
8: #ifndef PA_COMMON_H
9: #define PA_COMMON_H
1.78 paf 10:
1.89.2.13.2.8! (paf 11:: static const char* IDENT_COMMON_H="$Date: 2003/03/24 13:43:41 $";
1.89.2.13.2.1 (paf 12::
1.1 paf 13:
1.33 paf 14: #include "pa_string.h"
1.89.2.3 paf 15: #include "pa_hash.h"
1.1 paf 16:
1.89.2.13.2.5 (paf 17:: class Value;
1.89.2.13.2.7 (paf 18:: typedef Hash<const StringBody , Value*> HashStringValue;
1.64 paf 19:
20: // replace system s*nprintf with our versions
1.69 paf 21: #undef vsnprintf
1.89.2.7 paf 22: int __vsnprintf(char *, size_t, const char* , va_list);
1.64 paf 23: #define vsnprintf __vsnprintf
24: #undef snprintf
1.89.2.7 paf 25: int __snprintf(char *, size_t, const char* , ...);
1.64 paf 26: #define snprintf __snprintf
1.63 paf 27:
1.21 paf 28: #if _MSC_VER
1.56 paf 29: /*
1.89.2.7 paf 30: inline int open( const char* filename, int oflag ) { return _open(filename, oflag); }
1.56 paf 31: inline int close( int handle ) { return _close(handle); }
32: inline int read( int handle, void *buffer, unsigned int count ) { return _read(handle,buffer,count); }
33: inline int write( int handle, const void *buffer, unsigned int count ) { return _write(handle,buffer,count); }
1.89.2.7 paf 34: inline int stat( const char* path, struct _stat *buffer ) { return _stat(path, buffer); }
1.56 paf 35: inline long lseek( int handle, long offset, int origin ) { return _lseek(handle, offset, origin); }
36: */
1.17 paf 37:
38: //access
39: #define F_OK 0
40: #define X_OK 1
41: #define W_OK 2
42: #define R_OK 4
43:
1.20 paf 44: #ifndef strcasecmp
45: # define strcasecmp _stricmp
46: #endif
47: #ifndef strncasecmp
48: # define strncasecmp _strnicmp
49: #endif
50: #ifndef mkdir
51: # define mkdir(path, mode) _mkdir(path)
52: #endif
1.17 paf 53:
1.20 paf 54: #ifndef putenv
55: # define putenv _putenv
1.1 paf 56: #endif
1.2 paf 57:
1.59 paf 58: #endif
1.87 paf 59:
1.72 paf 60: /// yields to OS for secs secs and usecs milliseconds
61: int pa_sleep(unsigned long secs, unsigned long usecs);
1.54 parser 62:
63: /** under WIN32 "t" mode fixes DOS chars OK,
64: can't say that about other systems/ line break styles
65: */
1.57 paf 66: void fix_line_breaks(
1.89.2.13.2.1 (paf 67:: char *buf,
68:: size_t& size ///< may change! used to speedup next actions
69:: );
70::
71:: typedef void (*File_read_action)(
72:: struct stat& finfo,
73:: int f,
74:: const String& file_spec, const char* fname, bool as_text,
75:: void *context);
1.83 paf 76:
77: /**
78: shared-lock specified file,
79: do actions under lock.
80: if fail_on_read_problem is true[default] throws an exception
81:
82: @returns true if read OK
83: */
1.89.2.13.2.1 (paf 84:: bool file_read_action_under_lock(const String& file_spec,
1.89.2.7 paf 85: const char* action_name, File_read_action action, void *context,
1.83 paf 86: bool as_text=false,
87: bool fail_on_read_problem=true);
1.15 paf 88: /**
1.89.2.13.2.3 (paf 89:: read specified text file using
1.15 paf 90: if fail_on_read_problem is true[default] throws an exception
1.83 paf 91:
1.89.2.8 paf 92: WARNING: charset is used for http header case conversion, it's not a charset of input file!
93:
1.83 paf 94: @returns true if read OK
1.15 paf 95: */
1.89.2.13.2.1 (paf 96:: char *file_read_text(Charset& charset,
97:: const String& file_spec,
1.85 paf 98: bool fail_on_read_problem=true,
1.89.2.13.2.2 (paf 99:: HashStringValue* options=0/*, HashStringValue* * out_fields=0*/);
1.17 paf 100:
1.89.2.4 paf 101: struct File_read_result {
102: bool success;
1.89.2.13.2.4 (paf 103:: char* str; size_t length;
1.89.2.13.2.2 (paf 104:: HashStringValue* headers;
1.89.2.4 paf 105: };
106:
1.17 paf 107: /**
1.89.2.13.2.3 (paf 108:: read specified file using
1.29 paf 109: if fail_on_read_problem is true[default] throws an exception
1.89.2.8 paf 110:
111: WARNING: charset is used for http header case conversion, it's not a charset of input file!
1.83 paf 112:
113: @returns true if read OK
1.29 paf 114: */
1.89.2.13.2.1 (paf 115:: File_read_result file_read(Charset& charset,
116:: const String& file_spec,
1.29 paf 117: bool as_text,
1.89.2.9 paf 118: HashStringValue* options=0,
1.83 paf 119: bool fail_on_read_problem=true);
120:
121: typedef void (*File_write_action)(int f, void *context);
1.29 paf 122:
123: /**
1.71 paf 124: lock specified file exclusively,
125: do actions under lock.
126: throws an exception in case of problems
1.72 paf 127:
128: if block=false does non-blocking lock
129: @returns true if locked OK, or false if non-blocking locking failed
1.71 paf 130: */
1.72 paf 131: bool file_write_action_under_lock(
1.89.2.13.2.1 (paf 132:: const String& file_spec,
1.89.2.7 paf 133: const char* action_name, File_write_action action, void *context,
1.71 paf 134: bool as_text=false,
1.72 paf 135: bool do_append=false,
1.77 paf 136: bool do_block=true,
137: bool fail_on_lock_problem=true);
1.71 paf 138:
139: /**
140: write data to specified file,
1.17 paf 141: throws an exception in case of problems
142: */
1.70 paf 143: void file_write(
1.89.2.13.2.1 (paf 144:: const String& file_spec,
1.89.2.10 paf 145: const char* data, size_t size,
1.58 paf 146: bool as_text,
1.67 paf 147: bool do_append=false);
1.26 paf 148:
149: /**
150: delete specified file
151: throws an exception in case of problems
152: */
1.89.2.13.2.1 (paf 153:: bool file_delete(const String& file_spec, bool fail_on_read_problem=true);
1.47 parser 154: /**
155: move specified file
156: throws an exception in case of problems
157: */
1.89.2.13.2.1 (paf 158:: void file_move(const String& old_spec, const String& new_spec);
1.27 paf 159:
1.89.2.7 paf 160: bool entry_exists(const char* fname, struct stat *afinfo=0);
1.89.2.13.2.1 (paf 161:: bool entry_exists(const String& file_spec);
162:: bool file_readable(const String& file_spec);
163:: bool dir_readable(const String& file_spec);
1.89.2.13.2.6 (paf 164:: const String* file_readable(const String& path, const String& name);
1.89.2.13.2.1 (paf 165:: bool file_executable(const String& file_spec);
1.37 paf 166:
1.89.2.13.2.1 (paf 167:: bool file_stat(const String& file_spec,
1.46 parser 168: size_t& rsize,
169: time_t& ratime,
170: time_t& rmtime,
1.48 parser 171: time_t& rctime,
172: bool fail_on_read_problem=true);
1.15 paf 173:
174: /**
1.18 paf 175: scans for @a delim[default \n] in @a *row_ref,
176: @return piece of line before it or end of string, if no @a delim found
177: assigns @a *row_ref to point right after delimiter if there were one
178: or to zero if no @a delim were found.
1.15 paf 179: */
1.7 paf 180: char *getrow(char **row_ref,char delim='\n');
1.76 paf 181: char *lsplit(char *string, char delim);
1.7 paf 182: char *lsplit(char **string_ref,char delim);
1.8 paf 183: char *rsplit(char *string, char delim);
1.89.2.13.2.1 (paf 184:: const char* format(double value, char *fmt);
1.10 paf 185:
186: #ifndef max
1.75 paf 187: inline int max(int a, int b) { return a>b?a:b; }
188: inline int min(int a, int b){ return a<b?a:b; }
189: inline size_t max(size_t a, size_t b) { return a>b?a:b; }
190: inline size_t min(size_t a, size_t b){ return a<b?a:b; }
1.10 paf 191: #endif
192:
1.30 paf 193: size_t stdout_write(const void *buf, size_t size);
1.14 paf 194:
1.89.2.13.2.1 (paf 195:: char *unescape_chars(const char* cp, int len);
1.23 paf 196:
197: #ifdef WIN32
198: void back_slashes_to_slashes(char *s);
1.35 paf 199: //void slashes_to_back_slashes(char *s);
1.23 paf 200: #endif
201:
1.28 paf 202: #ifndef _qsort
203: # define _qsort(names,cnt,sizeof_names,func_addr) \
204: qsort(names,cnt,sizeof_names,func_addr)
205: #endif
1.34 paf 206:
1.89.2.7 paf 207: bool StrEqNc(const char* s1, const char* s2, bool strict=true);
1.45 parser 208:
209: #define SECS_PER_DAY (60*60*24)
210: int getMonthDays(int year, int month);
1.52 parser 211:
212: void remove_crlf(char *start, char *end);
1.89.2.9 paf 213:
214: // globals
215:
1.89.2.13.2.3 (paf 216:: extern const String file_status_name;
1.1 paf 217:
218: #endif
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