Annotation of parser3/src/include/pa_common.h, revision 1.88.4.1
1.15 paf 1: /** @file
1.16 paf 2: Parser: commonly used functions.
3:
1.73 paf 4: Copyright (c) 2001, 2002 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:
1.88.4.1! paf 11: static const char* IDENT_COMMON_H="$Date: 2002/12/02 10:07:39 $";
1.1 paf 12:
1.2 paf 13: #include "pa_pool.h"
1.33 paf 14: #include "pa_string.h"
1.1 paf 15:
1.88.4.1! paf 16: class Request;
1.85 paf 17: class Hash;
1.87 paf 18: class Value;
1.64 paf 19:
20: // replace system s*nprintf with our versions
1.69 paf 21: #undef vsnprintf
1.63 paf 22: int __vsnprintf(char *, size_t, const char *, va_list);
1.64 paf 23: #define vsnprintf __vsnprintf
24: #undef snprintf
1.63 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: /*
30: inline int open( const char *filename, int oflag ) { return _open(filename, oflag); }
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); }
34: inline int stat( const char *path, struct _stat *buffer ) { return _stat(path, buffer); }
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:
1.17 paf 58: #endif
1.59 paf 59:
1.61 paf 60: #ifdef HAVE_TRUNC
61: # ifndef trunc
62: extern "C" double trunc(double);
63: # endif
64: #else
1.59 paf 65: inline double trunc(double param) { return param > 0? floor(param) : ceil(param); }
66: #endif
1.61 paf 67:
68: #ifdef HAVE_ROUND
69: # ifndef round
70: extern "C" double round(double);
71: # endif
72: #else
1.59 paf 73: inline double round(double param) { return floor(param+0.5); }
74: #endif
1.61 paf 75: #ifdef HAVE_SIGN
76: # ifndef sign
77: extern "C" double sign(double);
78: # endif
79: #else
1.59 paf 80: inline double sign(double param) { return param > 0 ? 1 : ( param < 0 ? -1 : 0 ); }
81: #endif
1.87 paf 82:
83: /**
84: $content-type[text/html] ->
85: content-type: text/html
86: $content-type[$value[text/html] charset[windows-1251]] ->
87: content-type: text/html; charset=windows-1251
88: */
1.88 paf 89: const String& attributed_meaning_to_string(Value& meaning, String::Untaint_lang lang, bool forced);
1.59 paf 90:
1.72 paf 91: /// yields to OS for secs secs and usecs milliseconds
92: int pa_sleep(unsigned long secs, unsigned long usecs);
1.54 parser 93:
94: /** under WIN32 "t" mode fixes DOS chars OK,
95: can't say that about other systems/ line break styles
96: */
1.57 paf 97: void fix_line_breaks(
1.62 paf 98: char *buf,
99: size_t& size ///< may change! used to speedup next actions
1.57 paf 100: );
1.17 paf 101:
1.83 paf 102: typedef void (*File_read_action)(Pool& pool,
1.84 paf 103: struct stat& finfo,
1.83 paf 104: int f,
105: const String& file_spec, const char *fname, bool as_text,
106: void *context);
107:
108: /**
109: shared-lock specified file,
110: do actions under lock.
111: if fail_on_read_problem is true[default] throws an exception
112:
113: @returns true if read OK
114: */
115: bool file_read_action_under_lock(Pool& pool, const String& file_spec,
116: const char *action_name, File_read_action action, void *context,
117: bool as_text=false,
118: bool fail_on_read_problem=true);
1.15 paf 119: /**
1.19 paf 120: read specified text file using pool,
1.15 paf 121: if fail_on_read_problem is true[default] throws an exception
1.83 paf 122:
123: @returns true if read OK
1.15 paf 124: */
1.19 paf 125: char *file_read_text(Pool& pool,
1.25 paf 126: const String& file_spec,
1.85 paf 127: bool fail_on_read_problem=true,
1.88.4.1! paf 128: Hash* options=0, Request* r=0,
! 129: Hash** out_fields=0);
1.17 paf 130:
131: /**
1.29 paf 132: read specified file using pool,
133: if fail_on_read_problem is true[default] throws an exception
1.83 paf 134:
135: @returns true if read OK
1.29 paf 136: */
137: bool file_read(Pool& pool, const String& file_spec,
138: void*& data, size_t& size,
139: bool as_text,
1.88.4.1! paf 140: Hash* options=0, Request* r=0,
! 141: Hash** out_fields=0,
1.83 paf 142: bool fail_on_read_problem=true);
143:
144: typedef void (*File_write_action)(int f, void *context);
1.29 paf 145:
146: /**
1.71 paf 147: lock specified file exclusively,
148: do actions under lock.
149: throws an exception in case of problems
1.72 paf 150:
151: if block=false does non-blocking lock
152: @returns true if locked OK, or false if non-blocking locking failed
1.71 paf 153: */
1.72 paf 154: bool file_write_action_under_lock(
1.71 paf 155: const String& file_spec,
1.83 paf 156: const char *action_name, File_write_action action, void *context,
1.71 paf 157: bool as_text=false,
1.72 paf 158: bool do_append=false,
1.77 paf 159: bool do_block=true,
160: bool fail_on_lock_problem=true);
1.71 paf 161:
162: /**
163: write data to specified file,
1.17 paf 164: throws an exception in case of problems
165: */
1.70 paf 166: void file_write(
1.25 paf 167: const String& file_spec,
1.29 paf 168: const void *data, size_t size,
1.58 paf 169: bool as_text,
1.67 paf 170: bool do_append=false);
1.26 paf 171:
172: /**
173: delete specified file
174: throws an exception in case of problems
175: */
1.70 paf 176: bool file_delete(const String& file_spec, bool fail_on_read_problem=true);
1.47 parser 177: /**
178: move specified file
179: throws an exception in case of problems
180: */
1.70 paf 181: void file_move(const String& old_spec, const String& new_spec);
1.27 paf 182:
1.81 paf 183: bool entry_exists(const char *fname, struct stat *afinfo=0);
1.82 paf 184: bool entry_exists(const String& file_spec);
1.27 paf 185: bool file_readable(const String& file_spec);
1.41 paf 186: bool dir_readable(const String& file_spec);
1.49 parser 187: String *file_readable(const String& path, const String& name);
1.36 paf 188: bool file_executable(const String& file_spec);
1.37 paf 189:
1.48 parser 190: bool file_stat(const String& file_spec,
1.46 parser 191: size_t& rsize,
192: time_t& ratime,
193: time_t& rmtime,
1.48 parser 194: time_t& rctime,
195: bool fail_on_read_problem=true);
1.15 paf 196:
197: /**
1.18 paf 198: scans for @a delim[default \n] in @a *row_ref,
199: @return piece of line before it or end of string, if no @a delim found
200: assigns @a *row_ref to point right after delimiter if there were one
201: or to zero if no @a delim were found.
1.15 paf 202: */
1.7 paf 203: char *getrow(char **row_ref,char delim='\n');
1.76 paf 204: char *lsplit(char *string, char delim);
1.7 paf 205: char *lsplit(char **string_ref,char delim);
1.8 paf 206: char *rsplit(char *string, char delim);
1.9 paf 207: char *format(Pool& pool, double value, char *fmt);
1.10 paf 208:
209: #ifndef max
1.75 paf 210: inline int max(int a, int b) { return a>b?a:b; }
211: inline int min(int a, int b){ return a<b?a:b; }
212: inline size_t max(size_t a, size_t b) { return a>b?a:b; }
213: inline size_t min(size_t a, size_t b){ return a<b?a:b; }
1.10 paf 214: #endif
215:
1.30 paf 216: size_t stdout_write(const void *buf, size_t size);
1.14 paf 217:
1.55 parser 218: char *unescape_chars(Pool& pool, const char *cp, int len);
1.23 paf 219:
220: #ifdef WIN32
221: void back_slashes_to_slashes(char *s);
1.35 paf 222: //void slashes_to_back_slashes(char *s);
1.23 paf 223: #endif
224:
1.28 paf 225: #ifndef _qsort
226: # define _qsort(names,cnt,sizeof_names,func_addr) \
227: qsort(names,cnt,sizeof_names,func_addr)
228: #endif
1.34 paf 229:
1.40 paf 230: bool StrEqNc(const char *s1, const char *s2, bool strict=true);
1.45 parser 231:
232: #define SECS_PER_DAY (60*60*24)
233: int getMonthDays(int year, int month);
1.52 parser 234:
235: void remove_crlf(char *start, char *end);
1.1 paf 236:
237: #endif
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