cll1.h

   1 /* .----------------------------------------------------------------------.
   2   /  C<<1 header file - C language style sheet - GNU C/ANSI C99 compliant
   3  /  Cumbersome Extraction and Report Language - http://cll1h.arachne.cz/
   4 '---------------------------------------------------------------------- */
   5 /*
   6    Copyright (c) 2004-2008 Michael xChaos Polak - x(at)n.cz
   7
   8    The C<<1 header file is free software; you can redistribute it and/or
   9    modify it under the terms of the GNU Lesser General Public
  10    License as published by the Free Software Foundation; either
  11    version 2.1 of the License, or (at your option) any later version.
  12
  13    The C<<1 header file is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16    Lesser General Public License for more details.
  17
  18    You should have received a copy of the GNU Lesser General Public License
  19    along with C<<1 header file; if not, write to the Free Software
  20    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  21 */
  22 #ifndef _CLL1_H
  23 #define _CLL1_H
  24 #define CLL1H_VERSION "0.7.1"
  25 /* .----------------------------------------------------------------------.
  26   /  0. Library definitions not parsed by @CC, updated 2008-01-26 xCh.
  27  '---------------------------------------------------------------------- */
  28 /*
  29 @define USE_LIBRARY_MYSQL -lmysqlclient
  30 @define USE_LIBRARY_FASTCGI -lfcgi
  31 @define USE_PREPROCESSOR cake *.html *.xml > _include.c
  32 @define USE_POSTPROCESSOR strip @
  33 */
  34 /* .----------------------------------------------------------------------.
  35   /  1. C<<1 header auto include, updated 2008-01-26 xCh.
  36  '---------------------------------------------------------------------- */
  37 #ifndef DISABLE_LIBRARY_LIBC
  38 #include <string.h>
  39 #include <strings.h>
  40 #include <malloc.h>
  41 #include <time.h>
  42 #include <stdlib.h>
  43 #include <stdarg.h>
  44 #include <unistd.h>
  45 #include <locale.h>
  46 #ifdef USE_LIBRARY_FASTCGI
  47 #include <fcgi_stdio.h>
  48 #else
  49 #include <stdio.h>
  50 #endif
  51 #endif
  52 #ifdef USE_LIBRARY_MYSQL
  53 #include <mysql/mysql.h>
  54 #endif
  55 /* .----------------------------------------------------------------------.
  56   /  0. C<<1 typedefs and public gloabl variables, updated 2008-02-03 xCh.
  57  '----------------------------------------------------------------------- */
  58 typedef char * str;
  59 /* Note: we may later #ifdef USE_MODULE_UNICODE .. typedef wchar_t * str; */
  60 typedef char * buffer;
  61 /* Note: this could be buf instead of buffer, like str instead of string. */
  62 typedef FILE * file;
  63 typedef int bool;
  64 extern  str NIL,EOL,OFS,IFS;
  65 extern  unsigned RANDOM_SEED;
  66 #define _EXPORT_GLOBALS str NIL="NULL", EOL="\n", OFS=" ", IFS=" \t\n"; unsigned RANDOM_SEED=0;
  67 /* .----------------------------------------------------------------------.
  68   /  1. C<<1 then buddhist section, updated 2008-02-03 xCh.
  69  '----------------------------------------------------------------------- */
  70 #ifndef DISABLE_MODULE_THEN_BUDDHISM
  71 #define then
  72 #define MAYBE (int)((long)(RANDOM_SEED?random():((RANDOM_SEED=(unsigned)time(NULL)),srandom(RANDOM_SEED),random()))%2)
  73 #define WHOKNOWS (int)(srandom((unsigned)time(NULL)),random()%2)
  74 #define samsara(MIND,SOUL) for(MIND=SOUL; MIND || ((MIND->__next=SOUL),0) ; MIND=MIND->__next)
  75 //#define atob(EXPR) (word_in_stri(YES,(EXPR))?1:0)
  76 //#define _EXPORT_YES str YES="TRUE\nYES\nJA\nOUI\nDA\nANO\nY\n1";
  77 //#else
  78 #define atob(EXPR) (eqi((EXPR),YES)?1:0)
  79 #define _EXPORT_YES str YES="TRUE";
  80 #endif
  81 /* .----------------------------------------------------------------------.
  82   /  2. C<<1 almost then buddhist section, updated 2008-02-02 xCh.
  83  '----------------------------------------------------------------------- */
  84 #define not !
  85 #define and &&
  86 #define or ||
  87 #define TRUE 1
  88 #define FALSE 0
  89 #define WEIRDINT (1<<(sizeof(int)*8-1))
  90 #define btoa(EXPR) ((EXPR)?"TRUE":"FALSE")
  91 #define coalesce(VAR,EXPR) (VAR?VAR:(EXPR))
  92 /* .----------------------------------------------------------------------.
  93   /  4. C<<1 data declaration and allocation, updated 2008-01-31 xCh.
  94  '----------------------------------------------------------------------- */
  95 #define def_mem(TYPE) typedef struct  _##TYPE##_t * TYPE; struct  _##TYPE##_t
  96 #define get_mem(...) _GET_MEM(__VA_ARGS__,NULL)
  97 #define create_mem(ID,...) _ARG1(__VA_ARGS__,) ID=_GET_MEM(__VA_ARGS__,NULL)
  98 #define new_mem(ID,...) _ARG1(__VA_ARGS__,) ID=init_mem(__VA_ARGS__)
  99 #define init_mem(...)  _ARG1(__VA_ARGS__,)_construct( _ARG2(__VA_ARGS__,,) - 0 )
 100 #define construct_mem(TYPE) TYPE TYPE##_init(void) { create_mem(this,TYPE); /* <-' */ _##TYPE##_init(this); return this; } _##TYPE##_init(TYPE this)
 101 #define list(TYPE) TYPE __next
 102 #define tree(TYPE) TYPE __next; TYPE __seek
 103 #define dictionary(TYPE) TYPE __next; TYPE __seek; str __key
 104 #define array(TYPE) struct TYPE __next; TYPE __seek; int __key
 105 #define interface(TYPE) struct TYPE *__interface
 106 #define this_must_be(TYPE) TYPE this
 107 /* .----------------------------------------------------------------------.
 108   /  5. C<<1 string manipulation, updated 2008-01-26 xCh.
 109  '----------------------------------------------------------------------- */
 110 #define get_str(...) _cll1_get_str(__VA_ARGS__,NIL)
 111 #define len(...) __cll1__strlen(__VA_ARGS__,NIL)
 112 #define eq(A,B) (A && ((B && !strcmp(A,B)) || !B))
 113 #define eqi(A,B) (A && ((B && !strcasecmp(A,B)) || !B))
 114 #define in_str(A,B) _cll1_str_str(A,B)
 115 #define word_in_str(A,B) _cll1_wordinstr(A,B,0)
 116 #define print(...) _cll1_print(__VA_ARGS__,NIL)
 117 #define fprint(...) _cll1_fprint(__VA_ARGS__,NIL)
 118 #define file_print(...) _cll1_fprint(_F,__VA_ARGS__,NIL)
 119 #define echo(...) _cll1_echo(__VA_ARGS__,NIL)
 120 #define fecho(...) _cll1_fecho(__VA_ARGS__,NIL)
 121 #define file_echo(...) _cll1_fecho(_F,__VA_ARGS__,NIL)
 122 #define suffix(A,B,C) (((A=strrchr(B,C))&&!(*(A++)=0))||(A=B))
 123 #define prefix(A,B,C) ((A=B),((B=strchr(B,C))&&!(*(B++)=0)||(B=A)))
 124 #define tr(STR,B,C) _NEW(S,STR) while(S && *_S) { if(*_S==B)*_S=C; /* <-' */ _S++; }
 125 /* .----------------------------------------------------------------------.
 126   /  6. C<<1 data container manipulation, updated 2008-01-26 xCh.
 127  '----------------------------------------------------------------------- */
 128 #define push(NODE,HEAD) ( NODE ? ((NODE->__next=HEAD),(HEAD=NODE)) : NULL )
 129 #define pop(NODE,HEAD) ( HEAD ? ((NODE=HEAD->__next),free(HEAD),(HEAD=NODE)) : (NODE=NULL) )
 130 #define append(NODE,HEAD) { void *N=NODE; /* <-' */ NODE->__next=NULL; for_search(NODE,HEAD,!NODE->__next) { NODE->__next=N; break; } }
 131 #define remove(NODE,HEAD,EXPR) { void **_D=NULL; /* <-' */ for_search(NODE,HEAD,EXPR) { if(_D)*_D=NODE->__next; else HEAD=NODE->__next; free(NODE); } else _D=(void *)&(NODE->__next); }
 132 #define drop(NODE,HEAD) for( NODE=HEAD; NODE || (HEAD=NULL); HEAD=NODE, NODE=NODE->__next, free(HEAD) )
 133 //to do: seek
 134 //to do: store
 135 #define count(NODE,HEAD,VAR) { _NEW(I,0) for(NODE=HEAD; NODE || ((VAR=_I),0) ; (NODE=NODE->__next)?(_I++):0 ); }
 136 #define order_by(K1,K2) (K1>K2)
 137 #define desc_order_by(K1,K2) (K1<K2)
 138 #define sort_by(K1,K2) (_cll1_str_cmp(K1,K2)>0)
 139 #define desc_sort_by(K1,K2) (_cll1_str_cmp(K1,K2)<0)
 140 #define ascii_by(K1,K2) (strcmp(K1,K2)>0)
 141 #define desc_ascii_by(K1,K2) (strcmp(K1,K2)<0)
 142 #define insert(NODE,HEAD,EXP,K) { if(HEAD) { void **_L=NULL, *H=HEAD; /* <-' */ for_search(HEAD,H,EXP(HEAD->K,NODE->K)) { if(_L) {*_L=NODE; NODE->__next=HEAD; } else push(NODE,H); break; } else _L=(void *)&(HEAD->__next); if(!HEAD)*_L=NODE; HEAD=H; } else if (NODE) { push(NODE,HEAD); HEAD->__next=NULL; } }
 143 #define sort(NODE,HEAD,EXP,K) { void *_NEXT; /* <-' */ NODE=HEAD; HEAD=NULL; do { _NEXT=NODE->__next; NODE->__next=NULL; insert(NODE,HEAD,EXP,K); NODE=_NEXT; } while(_NEXT); }
 144 /* .----------------------------------------------------------------------.
 145   /  7. C<<1 builtin iterators and conditionals, updated 2008-01-26 xCh.
 146  '----------------------------------------------------------------------- */
 147 #define loop while(TRUE)
 148 #define repeat(N) if(N>0) _NEW(I,0) while(_I++<N)
 149 #define for_range(VAR,FROM,TO) for( VAR=FROM ; FROM<=TO?VAR<=TO:VAR>=TO ; FROM<=TO?VAR++:VAR--)
 150 #define for_each(NODE,HEAD) for(NODE=HEAD; NODE; NODE=NODE->__next)
 151 #define for_search(NODE,HEAD,EXPR) for_each(NODE,HEAD) if(EXPR)
 152 #define for_file_lines(STR,FNAME) /* _NEW(CTX,get_context()) file_read(FNAME) for(use_context(_CTX),STR=file_line(_F);release_context(_M),(*S && !feof(_F));STR=file_line(_F),end_context()) _CATCH */
 153 #define for_input_lines(S,L) /* _NEW(CTX,get_context()) for(use_context(_CTX),STR=file_get_line(stdin);release_context(_M),(*S && !feof(stdin));STR=file_get_line(stdin)) _CATCH */
 154 #define for_ints(VAR,...) _NEW(I,0) while( (VAR=_cll1_for_ints(_I++,__VA_ARGS__,WEIRDINT))!=WEIRDINT )
 155 #define for_strs(VAR,...) _NEW(I,0) while( (VAR=(char *)_cll1_for_ptrs(_I++,__VA_ARGS__,NIL))!=NIL )
 156 #define for_args _NEW(I,1) while(_I++<argc)
 157 #define this_arg argv[_I]
 158 #define next_arg ((_I+1<argc)?argv[_I]:NULL)
 159 #define skip_next _I++
 160 #define if_exists(NODE,HEAD,EXPR) for_search(NODE,HEAD,EXPR) break; if(NODE)
 161 #define if_args if(argc>1)
 162 #define switch_for_args  for_args switch_str(this_arg)
 163 #define switch_str(STR) _NEW(S,STR)
 164 #define if_case(VAL) if(eq(argv[_I],VAL))
 165 #define for_fields(FIELD,STR) for_valid_split(FIELD,STR,*OFS)
 166 #define for_split_str(A,B,C) for(prefix(A,B,C);A;(A!=B)&&prefix(A,B,C)||(A=NULL))
 167 #define for_valid_split(A,B,C) for_split_str(A,B,C) if(*A)
 168 #define switch_for_columns(A,B,C) _FOR_COLUMNS(A,B,C) switch(__I)
 169 #define switch_for_valid_columns(A,B,C) _FOR_VALID_COLUMNS(A,B,C) switch (_I)
 170 #define if_column_number(A,B,C,V) _FOR_COLUMNS(A,B,C) if(_I==V)
 171 #define if_valid_column_number(A,B,C,V) _FOR_VALID_COLUMNS(A,B,C) if(_I==V)
 172 /* .----------------------------------------------------------------------.
 173   /  8. C<<1 object oriented infrastructure, updated 2008-01-31
 174  '----------------------------------------------------------------------- */
 175 #define I_must_be(TYPE) TYPE self, void  *_method
 176 #define we_can_be(TYPE) TYPE _we, void  *_method
 177 #define we_can_be_whatever void *_we, void  *_method
 178 #define I_am(TYPE) TYPE self=(TYPE)_we
 179 #define def_community(METATYPE,ITYPE) def_mem(METATYPE) { ITYPE __interface; };
 180 #define construct_interface(MTYPE,ITYPE) ITYPE _init_##MTYPE##ITYPE(void *dummy, ...) { new_mem(_FACE,ITYPE); va_list(ap);  _##MTYPE##ITYPE##_init(_FACE); return _FACE; } void _##MTYPE##ITYPE##_init(struct IFACE *_FACE)
 181 #define bind_method(METHOD,FUNCTION) _FACE->METHOD=FUNCTION
 182 #define new_interface(ID,MTYPE,...) _ARG1(__VA_ARGS__,) ID=_init_##MTYPE##_ARG1(__VA_ARGS__,) ((void *)init_##MTYPE##__VA_ARGS__,)
 183 #define init_interface(TYPE,...)
 184 #define construct_object(TYPE,...) (struct _ARG2(__VA_ARGS__,TYPE,) *)_init_##TYPE##_()
 185 #define init_object(TYPE,...) (TYPE)_init_##TYPE##_(__VA_ARGS__)
 186 #define init_polymorph(TYPE,...) _init_##TYPE##_(__VA_ARGS__)
 187 #define _(OBJECT,...) ( _ASSERT(OBJECT), (*( OBJECT->interface->_ARG1(__VA_ARGS__,) )) ( OBJECT,OBJECT->interface->__VA_ARGS__ ) )
 188 #define __(OBJECT,...) ( _ASSERT(OBJECT), (*( __cll1_seekmethod(OBJECT->interface,_ARG1(__VA_ARGS__,)) )) ( OBJECT,OBJECT->interface->__VA_ARGS__ ) )
 189 #define call(OBJTYPE,METHOD,...) { int _N=0; struct OBJTYPE *_OBJ; /* <-' */ while( (_OBJ=(struct OBJTYPE *)_cll1_for_ptrs(_N++,__VA_ARGS__,NIL))!=(struct OBJTYPE *)NIL ) _(_OBJ,METHOD); }
 190 /* .----------------------------------------------------------------------.
 191   /  9. implementation of C<<1 library functions, updated 2008-01-26 xCh.
 192  '----------------------------------------------------------------------- */
 193 #define _MALLOC void *_cll1_malloc(size_t size,...) { /*temporary solution*/ return malloc(size); }
 194 #define _CLL1_FPRINT(IOSTREAM) { int ofs=0; va_list ap; /* <-' */ for(va_start(ap,s);s!=NIL;s=va_arg(ap,char *)) { if(ofs)fputs(OFS,IOSTREAM);else ofs=1;/**/fputs(coalesce(s,NIL),IOSTREAM); } va_end(ap); fputs(EOL,IOSTREAM); }
 195 #define _DECLARE_PRINT void _cll1_print(char *s,...)
 196 #define _PRINT _DECLARE_PRINT _CLL1_FPRINT(stdout)
 197 #define _DECLARE_FPRINT void _cll1_fprint(FILE *f,char *s,...)
 198 #define _FPRINT _DECLARE_FPRINT _CLL1_FPRINT(f)
 199 #define _CLL1_FECHO(IOSTREAM) { va_list ap; /* <-' */ for(va_start(ap,s);s!=NIL;s=va_arg(ap,char *)) fputs(coalesce(s,NIL),IOSTREAM); va_end(ap); }
 200 #define _ECHO void _cll1_echo(char *s,...) _CLL1_FECHO(stdout)
 201 #define _FECHO void _cll1_fecho(FILE *f,char *s,...) _CLL1_FECHO(f)
 202 #define _FOR_INTS int _cll1_for_ints(int i, int n, ...) { int j=0;va_list ap; /* <-' */ va_start(ap,n); while(n!=WEIRDINT && j++<i) n=va_arg(ap,int); return n; }
 203 #define _FOR_PTRS void *_cll1_for_ptrs(int i, void *v, ...) { int j=0;va_list ap; /* <-' */ va_start(ap,v); while(v!=(void *)NIL && j++<i) v=va_arg(ap,void *); return v; }
 204 #define _STRCMP int _cll1_str_cmp(char *a,char *b) { if(a && b) return strcoll(a,b); else return (int)(a-b); }
 205 //#define _STRCMPI int _cll1_str_cmpi(char *a,char *b) { if(a && b) return strcasecmp(a,b); else return (int)(a-b); }
 206 #define _STRSTR char *_cll1_str_str(char *h,char *n) { if(h && n) return strstr(h,n); else return NULL; }
 207 //#define _WORDINSTR char *_cll1_wordinstr(char *a,char *b,int ign) { char *IFS=a; for(;a&&*a;a++) for(;*ifs||ifs=IFS;ifs++) if(*a=b);) for    return strcasestr(a,b); else return NULL; }
 208 extern  _DECLARE_PRINT;
 209 extern  _DECLARE_FPRINT;
 210 #define _EXPORT_OUTS _PRINT _FPRINT _ECHO _FECHO
 211 #define _EXPORT_STRS _STRCMP /*_STRCMPI*/ _STRSTR //_WORDINSTR
 212 #define _EXPORT_ARGS _FOR_INTS _FOR_PTRS
 213 /* .----------------------------------------------------------------------.
 214   /  10. C<<1 private infrastructure, updated 2008-02-03 by xCh.
 215  '----------------------------------------------------------------------- */
 216 #define _I (_Iatom->I)
 217 #define _S (_Satom->S)
 218 #define _F (_Fatom->F)
 219 #define _CTX (_CTXatom->CTX)
 220 #define _ARG1(ARG1,...) ARG1
 221 #define _ARG2(ARG1,ARG2,...) ARG2
 222 #define _GET_MEM(TYPE,CTX) ((TYPE)_cll1_malloc(sizeof(struct _##TYPE##_t),CTX))
 223 #define _ANYATOM(TYPE,NAME) def_mem(_##NAME##Atom ) { TYPE NAME; int c; list( _##NAME##Atom ); }
 224 #define _FOR_COLUMNS(A,B,C) _NEW(I,0) for( prefix(A,B,C) ; A ; ((A!=B)&&prefix(A,B,C)||(A=NULL) ),_I++ )
 225 #define _FOR_VALID_COLUMNS(A,B,C) _NEW(I,0) for( prefix(A,B,C) ; A ; ((A!=B)&&prefix(A,B,C))||(A=NULL) ) if(*A&&++_I)
 226 #define _NEW(NAME,VALUE) for(_##NAME##atom=get_mem(_##NAME##Atom),_##NAME##atom->NAME=(VALUE),_##NAME##atom->c=1,push(_##NAME##atom,_##NAME##stack);_##NAME##atom->c||(pop(_##NAME##atom,_##NAME##stack),0);_##NAME##atom->c--)
 227 #define _ANYSTACK(NAME) _##NAME##Atom _##NAME##atom,_##NAME##stack=NULL;
 228 #define _EXPORT_STACKS _ANYSTACK(I) _ANYSTACK(S) _ANYSTACK(F) _ANYSTACK(CTX)
 229 _ANYATOM(int,I);
 230 _ANYATOM(str,S);
 231 _ANYATOM(FILE *,F);
 232 _ANYATOM(void *,CTX);
 233 /* .----------------------------------------------------------------------.
 234   /  11. C<<1 memory contexts - alternative to garbage collection
 235  '----------------------------------------------------------------------- */
 236 typedef _CTXAtom * context;
 237 #define create_context(ID) create_mem(ID,context)
 238 /* .----------------------------------------------------------------------.
 239   /  12. C<<1 CGI and FASTCGI handling, updated 2008-01-16 by xCh.
 240  '----------------------------------------------------------------------- */
 241 #ifdef USE_LIBRARY_FASTCGI
 242 #define while_fastcgi_accept while(FCGI_Accept()>=0)
 243 #define USE_MODULE_CGI
 244 #endif
 245 #ifdef USE_MODULE_CGI
 246 #define cgi(MIME) { char *PTR; /* <-' */ recycle_context(_CGI); _CGIdict=NULL; for_split_str(PTR,getenv("QUERY_STRING"),'&')   /* _init_cgi */ if(MIME) printf("Content-type: %s\r\n\r\n",MIME); }
 247 #define _GETCGI char *getcgi(VAR) {     }
 248 #define _CGI_GLOBALS def_context(_CGI); struct _CGIVariable { char *V; dictionary(_CGIVariable); } *_CGIvariable,*_CGIdict;
 249 #else
 250 #define _GETCGI
 251 #define _CGI_GLOBALS
 252 #endif
 253 /* .----------------------------------------------------------------------.
 254   /  13. MySQL wrappers + SQL object interface, updated 2007-12-19 by xCh.
 255  '----------------------------------------------------------------------- */
 256 #ifdef USE_LIBRARY_MYSQL
 257 #define def_sql(CONN) MYSQL *CONN
 258 #define create_sql(CONN) MYSQL *ID=mysql_init(NULL)
 259 #define sql_connect(CONN,S,U,P,D) mysql_real_connect(CONN,S,U,P,D,0,NULL,0)
 260 //todo sql_query
 261 //todo sql_queryf
 262 //todo for_sql_query_results(ROW,CONN,QUERY)
 263 //todo for_sql_queryf_results
 264 #define if_db_connect(U,P,D) _NEW(SQLC,mysql_init(NULL)) for(;_SQLC && mysql_real_connect(_SQLC,"localhost",U,P,D,0,NULL,0);mysql_close(SQLC),SQLC=NULL)
 265 #define for_db_query_results(ROW,QUERY) _NEW(MYSQLR,mysql_query(_MYSQLC,QUERY)) for( (_SQLR=(_MYSQLR?0:mysql_use_result(_MYSQLC))),(ROW=(_MYSQLR?mysql_fetch_row(_MYSQLR):NULL)) ; ROW ; ROW=mysql_fetch_row(_MYSQLR) )
 266 //todo db_query
 267 //todo for_db_results
 268 //todo for_db_queryf_results(ROW,...)
 269 //todo db_queryf
 270 #define _MYSQLC (_MYSQLCatom->MYSQLC)
 271 #define _MYSQLR (_MYSQLRatom->MYSQLR)
 272 #define _SQL_GLOBALS _ANYSTACK(MYSQL,MYSQLC) _ANYSTACK(MYSQL_RES,MYSQLR)
 273 #else
 274 #define _SQL_GLOBALS
 275 #endif
 276 //#ifdef USE_INTERFACE_SQL
 277 //todo #define _SQL_OBJECT mem Sql { interface(SqlInterface); char *hostname; char *username; char *password; char *database; }
 278 //todo #define _SQL_CONSTRUCT def_construct(Sql) { self->hostname="localhost"; }
 279 //#endif
 280
 281 /* ------------------------------------------------------------------- */
 282 /* old - from version 0.6                                              */
 283 /* =================================================================== */
 284 /*
 285 obsolete
 286 #define strlwr(A) {char *_S=A; while(_&&*_S){*_S=tolower(*_S);_S++;}}
 287 #define strupr(A) {char *_S=A; while(_&&*_S){*_S=toupper(*_S);_S++;}}
 288 #define string(S,L) (S=(char *)malloc(L),*S=0)
 289 #define duplicate(A,B) if(A) { string(B,strlen(A)+1); strcpy(B,A); }
 290 #define concatenate(A,B,C) if (A && B) { string(C,strlen(A)+strlen(B)+1); strcpy(C,A); strcat(C,B); }
 291 #define gotoalpha(CHAR) if(CHAR)while(*CHAR && !isalpha(*CHAR))CHAR++
 292 #define goto_alpha(CHAR) if(CHAR)while(*CHAR && !isalpha(*CHAR) && *CHAR!='_')CHAR++
 293 #define gotoalnum(CHAR) if(CHAR)while(*CHAR && !isalnum(*CHAR))CHAR++
 294 #define goto_alnum(CHAR) if(CHAR)while(*CHAR && !isalnum(*CHAR) && *CHAR!='_')CHAR++
 295 #define skipalpha(CHAR) if(CHAR)while(*CHAR && isalpha(*CHAR))CHAR++
 296 #define skip_alpha(CHAR) if(CHAR)while(*CHAR && (isalpha(*CHAR) || *CHAR=='_'))CHAR++
 297 #define skipalnum(CHAR) if(CHAR)while(*CHAR && isalnum(*CHAR))CHAR++
 298 #define skip_alnum(CHAR) if(CHAR)while(*CHAR && (isalnum(*CHAR) || *CHAR=='_'))CHAR++
 299 #define skipspaces(CHAR) if(CHAR)while(*CHAR==' ')CHAR++
 300 #define cutspaces(CHAR) if(CHAR){int _L=strlen(CHAR); while(--_L>0 && CHAR[_L]==' ')CHAR[_L]=0;}
 301 #define gotochr(CHAR,C) if(CHAR)while(*CHAR && *CHAR!=C)CHAR++
 302 #define strswitch(CHAR) {char *_K=CHAR; FILE *_F=NULL; {{
 303 #define stroption(STR) if(eq(STR,_K))
 304 #define match(KEY,VAL) {char *_K=KEY, *_V=VAL; FILE *_F=NULL; {{
 305 #define assign(STR,SETVAR) stroption(STR) SETVAR=_V
 306 */
 307 /* I/O iterations, updated 2004-04-19 by xCh. */
 308
 309 //#define fparse(S,L,F) for(fgets(S,L,F);*S && !feof(F);fgets(S,L,F))
 310 //#define input(S,L) fparse(S,L,stdin)
 311 //#define fstring(S,F) { int _C=0,_L=0; fpos_t _P; fgetpos(F,&_P); while(_C!='\n' && !feof(F)){ _C=fgetc(F); _L++; } string(S,_L); fsetpos(F,&_P);fgets(S,_L,F);fgetc(F);}
 312 //#define parses(S,F) {FILE *_F=fopen(F,"r"); if(_F) { while(!feof(_F)) { fstring(S,_F);
 313 //obsolete
 314 //#define parse(F) {char *_; FILE *_F=fopen(F,"r"); if(_F) { while(!feof(_F)) { fstring(_,_F);
 315 //#define fail }} else {{
 316 //#define done }} if(_F)fclose(_F);}
 317 //to do #define option(STR,SETVAR) if(_){char *_K,*_V,*_O,*_Q; duplicate(_,_Q); _O=_Q; tr(_O,'\t',' '); prefix(_K,_O,' '); if(eq(STR,_K)) {skipspaces(_O); prefix(_V,_O,'#'); cutspaces(_V); SETVAR=_V; _=NULL;} else free(_Q);}
 318 //to do #define ioption(STR,SETVAR) if(_){char *_K,*_V,*_O,*_Q; duplicate(_,_Q); _O=_Q; tr(_O,'\t',' '); prefix(_K,_O,' '); if(eq(STR,_K)) {skipspaces(_O); prefix(_V,_O,'#'); cutspaces(_V); SETVAR=atoi(_V); _=NULL;} free(_Q);}
 319 //to do #define loption(STR,SETVAR) if(_){char *_K,*_V,*_O,*_Q; duplicate(_,_Q); _O=_Q; tr(_O,'\t',' '); prefix(_K,_O,' '); if(eq(STR,_K)) {skipspaces(_O); prefix(_V,_O,'#');  cutspaces(_V); SETVAR=atol(_V); _=NULL;} free(_Q);}
 320
 321 /* I/O sequences, updated 2003-05-29 by xCh. */
 322
 323 #define nullreopen(F) F=freopen("/dev/null","r",F)
 324 #define stdinredir(CMD) {int _r[2];pipe(_r);if(fork()==0){dup2(_r[1],1);close(_r[0]);CMD;exit(0);}nullreopen(stdin);dup2(_r[0],0);close(_r[1]);}
 325 #define shell(CMD) stdinredir(system(CMD))
 326 #define paste(STR) stdinredir(fputs(STR,stdout))
 327
 328 /* Useful structures, updated 2003-05-29 by xCh. */
 329
 330 //#define date(S) { time_t _T; _T=time(NULL); duplicate(ctime(&_T),S); }
 331
 332 /* some general ideas, unfinished */
 333 //bind_exception, unbind_exception
 334 //#define _CLL1_THROW(ERR)
 335 //#define _CLL1_TRY _NEW_E for(bind_exception(0,NULL);;) if () {.... if(_Eatom->SYS) { if(_Eatom->RET) return; else break;} else { }
 336 //#define _ASSERT(EXPR) assert(EXPR)
 337
 338 /* .----------------------------------------------------------------------.
 339   /  99. We have have done our homework - now let's have some fun:
 340  '----------------------------------------------------------------------- */
 341 #define _INIT_VARIABLES _EXPORT_GLOBALS _EXPORT_YES _EXPORT_STACKS _SQL_GLOBALS _CGI_GLOBALS
 342 #define _IMPL_FUNCTIONS _MALLOC _EXPORT_OUTS _EXPORT_ARGS _EXPORT_STRS
 343 #define _IMPL_INTERFACE //_SQL_IFC _CAKE_IFC _STD_IFC _X_IFC
 344 #define _IMPLEMENT_CLL1_LIBRARY _INIT_VARIABLES _IMPL_FUNCTIONS _IMPL_INTERFACE
 345 #ifdef USE_PREPROCESSOR
 346 #include "_include.c"
 347 #endif
 348
 349 #define program _IMPLEMENT_CLL1_LIBRARY void _program(int argc, char **argv); int main(int argc, char **argv) { setlocale(LC_ALL, ""); _program(argc,argv); return 0; } void _program(int argc, char **argv)
 350 #endif