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 */
  23 #ifndef _CLL1_H
  24 #define _CLL1_H
  25 #define CLL1H_VERSION "0.7.1"
  26 /* .----------------------------------------------------------------------.
  27   /  0. Library definitions not parsed by @CC, updated 2008-01-26 xCh.
  28  '---------------------------------------------------------------------- */
  29 /*
  30 @define USE_LIBRARY_MYSQL -lmysqlclient
  31 @define USE_LIBRARY_FASTCGI -lfcgi
  32 @define USE_PREPROCESSOR cake *.html *.xml > _include.c
  33 @define USE_POSTPROCESSOR strip @
  34 */
  35 /* .----------------------------------------------------------------------.
  36   /  1. C<<1 header auto include, updated 2008-01-26 xCh.
  37  '---------------------------------------------------------------------- */
  38 #ifndef DISABLE_LIBRARY_LIBC
  39 #include <string.h>
  40 #include <malloc.h>
  41 #include <time.h>
  42 #include <stdlib.h>
  43 #include <stdarg.h>
  44 #include <unistd.h>
  45 #ifdef USE_LIBRARY_FASTCGI
  46 #include <fcgi_stdio.h>
  47 #else
  48 #include <stdio.h>
  49 #endif
  50 #endif
  51 #ifdef USE_LIBRARY_MYSQL
  52 #include <mysql/mysql.h>
  53 #endif
  54 /* .----------------------------------------------------------------------.
  55   /  2. C<<1 then buddhist section, updated 2008-01-26 xCh.
  56  '----------------------------------------------------------------------- */
  57 #ifndef DISABLE_MODULE_THEN_BUDDHISM
  58 #define then
  59 #define boolean int
  60 #define MAYBE (int)((RANDOM_SEED?random():(srandom(RANDOM_SEED=time(NULL)),random()))%2)
  61 #define WHOKNOWS (int)(srandom(time(NULL)),random()%2)
  62 #define create_var(ID,TYPE,INIT) TYPE ID=INIT
  63 #define define_var(ID,TYPE) TYPE ID
  64 #endif
  65 /* .----------------------------------------------------------------------.
  66   /  3. C<<1 almost then buddhist section, updated 2008-01-26 xCh.
  67  '----------------------------------------------------------------------- */
  68 #define not !
  69 #define and &&
  70 #define or ||
  71 #define TRUE 1
  72 #define FALSE 0
  73 #define coalesce(VAR,NOTNULLNORFALSE) (VAR?VAR:(NOTNULLNORFALSE))
  74 #define bool_str(VALUE) ((VALUE)?"TRUE":"FALSE")
  75 #define _CLL1_GLOBALS char *NIL="NULL", *EOL="\n", *OFS=" ", *IFS=" \t\n"; time_t RANDOM_SEED=0;
  76 /* .----------------------------------------------------------------------.
  77   /  4. C<<1 data declaration and allocation, updated 2008-01-07 xCh.
  78  '----------------------------------------------------------------------- */
  79 #define mem struct
  80 #define uses_mem(TYPE) struct *TYPE this
  81 #define create_mem(ID,...) struct _ARG1(__VA_ARGS__,) *ID=get_mem(__VA_ARGS__)
  82 #define new_mem(ID,...) struct _ARG1(__VA_ARGS__,) *ID=init_mem(__VA_ARGS__)
  83 #define define_mem(ID,TYPE) struct TYPE *ID=NULL
  84 #define define_mems(ID1,ID2,TYPE) define_mem(ID1,TYPE); define_mem(ID2,TYPE)
  85 #define get_mem(...) (struct _ARG1(__VA_ARGS__,)*)_cll1_malloc(sizeof(struct _ARG1(__VA_ARGS__,)), _ARG2(__VA_ARGS__,,) - 0 )
  86 #define init_mem(...)  _mem_##TYPE##_( _ARG2(__VA_ARGS__,,) - 0 )
  87 #define construct_mem(TYPE) (struct TYPE *) _mem_##TYPE##_(void) {   }
  88 #define create_list(ID1,I2,TYPE) create_mem(ID1,TYPE); struct TYPE *ID2=((ID1->__next=NULL),ID1)
  89 #define create_str(ID,INIT) char *ID=INIT
  90 #define define_str(ID) char *ID=NULL
  91 #define get_str(...) (char *)_cll1_get_str(__VA_ARGS__,NIL)
  92 #define create_context(ID) create_mem(ID,_CTXAtom)
  93 #define define_context(ID) define_mem(ID,_CTXAtom)
  94 #define list(TYPE) struct TYPE *__next
  95 #define tree(TYPE) struct TYPE *__next; struct TYPE *__seek
  96 #define dictionary(TYPE) tree(TYPE); char *__key
  97 #define array(TYPE) tree(TYPE); int __key
  98 #define interface(TYPE) struct TYPE *__interface
  99 /* .----------------------------------------------------------------------.
 100   /  5. C<<1 string manipulation, updated 2008-01-26 xCh.
 101  '----------------------------------------------------------------------- */
 102 #define eq(A,B) !strcmp(A,B)
 103 #define eqi(A,B) !strcasecmp(A,B)
 104 #define print(...) _cll1_print(__VA_ARGS__,NIL)
 105 #define fprint(...) _cll1_fprint(__VA_ARGS__,NIL)
 106 #define file_print(...) _cll1_fprint(_F,__VA_ARGS__,NIL)
 107 #define echo(...) _cll1_echo(__VA_ARGS__,NIL)
 108 #define fecho(...) _cll1_fecho(__VA_ARGS__,NIL)
 109 #define file_echo(...) _cll1_fecho(_F,__VA_ARGS__,NIL)
 110 #define suffix(A,B,C) (((A=strrchr(B,C))&&!(*(A++)=0))||(A=B))
 111 #define prefix(A,B,C) ((A=B),((B=strchr(B,C))&&!(*(B++)=0)||(B=A)))
 112 #define tr(STR,B,C) {char *_S=STR; /***/ while(S && *_S) {if(*_S==B)*_S=C; _S++;} }
 113 /* .----------------------------------------------------------------------.
 114   /  6. C<<1 data container manipulation, updated 2008-01-26 xCh.
 115  '----------------------------------------------------------------------- */
 116 #define push(NODE,HEAD) ( NODE ? ((NODE->__next=HEAD),(HEAD=NODE)) : NULL )
 117 #define pop(NODE,HEAD) ( HEAD ? ((NODE=HEAD->__next),free(HEAD),(HEAD=NODE)) : (NODE=NULL) )
 118 #define append(NODE,HEAD) { void *N=NODE; /* <-' */ NODE->__next=NULL; for_search(NODE,HEAD,!NODE->__next) { NODE->__next=N; break; } }
 119 #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); }
 120 #define drop(NODE,HEAD) for( NODE=HEAD; NODE || (HEAD=NULL); HEAD=NODE, NODE=NODE->__next, free(HEAD) )
 121 //to do: seek
 122 //to do: store
 123 #define order_by(K1,K2) (K1>K2)
 124 #define desc_order_by(K1,K2) (K1<K2)
 125 #define sort_by(K1,K2) (strcasecmp(K1, K2)>0)
 126 #define desc_sort_by(K1,K2) (strcasecmp(K1, K2)<0)
 127 #define ascii_by(K1,K2) (strcmp(K1, K2)>0)
 128 #define desc_ascii_by(K1,K2) (strcmp(K1, K2)<0)
 129 #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; } }
 130 #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); }
 131 /* .----------------------------------------------------------------------.
 132   /  7. C<<1 builtin iterators and conditionals, updated 2008-01-26 xCh.
 133  '----------------------------------------------------------------------- */
 134 #define loop while(TRUE)
 135 #define repeat(N) if(N>0) _NEW(I,0) while(_I++<N)
 136 #define for_range(VAR,FROM,TO) for( VAR=FROM ; FROM<=TO?VAR<=TO:VAR>=TO ; FROM<=TO?VAR++:VAR--)
 137 #define for_each(NODE,HEAD) for(NODE=HEAD; NODE; NODE=NODE->__next)
 138 #define for_search(NODE,HEAD,EXPR) for_each(NODE,HEAD) if(EXPR)
 139 #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 */
 140 #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 */
 141 #define for_ints(VAR,...) _NEW(I,0) while((VAR=_cll1_for_ints(_I++,__VA_ARGS__,-1))>=0)
 142 #define for_strs(VAR,...) _NEW(I,0) while((VAR=(char *)_cll1_for_ptrs(_I++,__VA_ARGS__,NIL))!=NIL)
 143 #define for_args _NEW(I,1) while(_I++<argc)
 144 #define this_arg argv[_I]
 145 #define next_arg ((_I+1<argc)?argv[_I]:NULL)
 146 #define skip_next _I++
 147 #define if_exists(A,B,C) for_search(A,B,C) break; if(A)
 148 #define if_args if(argc>1)
 149 #define switch_for_args  for_args switch_str(this_arg)
 150 #define switch_str(STR) _NEW(S,STR)
 151 #define if_case(VAL) if(eq(argv[_I],VAL))
 152 #define for_fields(FIELD,STR) for_valid_split(FIELD,STR,OFS)
 153 #define for_split_str(A,B,C) for(prefix(A,B,C);A;(A!=B)&&prefix(A,B,C)||(A=NULL))
 154 #define for_valid_split(A,B,C) for_split_str(A,B,C) if(*A)
 155 #define switch_for_columns(A,B,C) _FOR_COLUMNS(A,B,C) switch(__I)
 156 #define switch_for_valid_columns(A,B,C) _FOR_VALID_COLUMNS(A,B,C) switch (_I)
 157 #define if_column_number(A,B,C,V) _FOR_COLUMNS(A,B,C) if(_I==V)
 158 #define if_valid_column_number(A,B,C,V) _FOR_VALID_COLUMNS(A,B,C) if(_I==V)
 159 /* .----------------------------------------------------------------------.
 160   /  8. C<<1 object oriented infrastructure, updated 2008-01-26
 161  '----------------------------------------------------------------------- */
 162 #define method_args void *_self, void  *_method
 163 #define I_am(TYPE) struct TYPE *self=(struct TYPE *)_self
 164 #define define_metaobject(METATYPE,ITYPE) struct METATYPE { struct ITYPE *__interface; };
 165 #define define_interface(MTYPE,ITYPE) struct ITYPE *_interface_##MTYPE##ITYPE(void *dummy, ...) { define_mem(_FACE,IFACE); va_list(ap); _FACE=get_mem(IFACE) _bind_##MTYPE##ITYPE(_FACE); return _FACE; } void _bind_##MTYPE##ITYPE(struct IFACE *_FACE)
 166 #define bind_method(METHOD,FUNCTION) _FACE->METHOD=FUNCTION
 167 #define construct_interface(MTYPE,...) _interface_##MTYPE##_ARG1(__VA_ARGS__)((void *)__get_##MTYPE##__VA_ARGS__)
 168 #define init_object(TYPE,...) _object_##TYPE##_(__VA_ARGS__)
 169 #define construct_object(TYPE,...) (struct TYPE *)_object_##TYPE##_
 170 #define _(OBJECT,...) (  _ASSERT(OBJECT), (*( OBJECT->interface->_ARG1(__VA_ARGS__,) )) ( OBJECT,OBJECT->interface->__VA_ARGS__ )  )
 171 #define __(OBJECT,...) (  _ASSERT(OBJECT), (*( __cll1_seekmethod(OBJECT->interface,_ARG1(__VA_ARGS__,)) )) ( OBJECT,OBJECT->interface->__VA_ARGS__ )  )
 172 #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); }
 173 /* .----------------------------------------------------------------------.
 174   /  9. implementation of C<<1 library functions, updated 2008-01-26 xCh.
 175  '----------------------------------------------------------------------- */
 176 #define _MALLOC void *_cll1_malloc(size_t size,...) { /*temporary solution*/ return malloc(size); }
 177 #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); }
 178 #define _PRINT void _cll1_print(char *s,...) _CLL1_FPRINT(stdout)
 179 #define _FPRINT void _cll1_fprint(FILE *f,char *s,...) _CLL1_FPRINT(f)
 180 #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); }
 181 #define _ECHO void _cll1_echo(char *s,...) _CLL1_FECHO(stdout)
 182 #define _FECHO void _cll1_fecho(FILE *f,char *s,...) _CLL1_FECHO(f)
 183 #define _FOR_INTS int _cll1_for_ints(int i, int n, ...) { int j=0;va_list ap; /* <-' */ va_start(ap,n); while(n>=0 && j++<i) n=va_arg(ap,int); return n; }
 184 #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; }
 185 /* .----------------------------------------------------------------------.
 186   /  10. C<<1 globals and private macros, updated 2008-01-27 by xCh.
 187  '----------------------------------------------------------------------- */
 188 #define _ARG1(ARG1,...) ARG1
 189 #define _ARG2(ARG1,ARG2,...) ARG2
 190 #define _ANYSTACK(TYPE,NAME) struct _##NAME##Atom { TYPE NAME; int C; list(_##NAME##Atom); } *_##NAME##atom,*_##NAME##stack=NULL;
 191 //#define _ISTACK struct _IAtom { int i; int C; list(_IAtom); } *_Iatom,*_Istack=NULL;
 192 //#define _SSTACK struct _SAtom { char *s; int C; list(_SAtom); } *_Satom,*_Sstack=NULL;
 193 //#define _FSTACK struct _FAtom { FILE *F; int C; list(_FAtom); } *_Fatom,*_Fstack=NULL;
 194 //#define _MSTACK struct _MAtom { void *ptr; size_t size; int C; tree(_MAtom); } *_Matom,*_Mstack=NULL;
 195 #define _CLL1_STACKS _ANYSTACK(int,I) _ANYSTACK(char *,S) _ANYSTACK(FILE *,F) _ANYSTACK(void *,CTX)
 196 //#define _NEW_(ATOM,STACK,TYPE) (ATOM=get_mem(TYPE),ATOM->C=1,push(ATOM,STACK);ATOM->C||(pop(ATOM,STACK),0);ATOM->C--)
 197 #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--)
 198 //#define _NEW_I for _NEW_(_Iatom,_Istack,_IAtom)
 199 //#define _NEW_S for _NEW_(_Satom,_Sstack,_SAtom)
 200 //#define _NEW_F for _NEW_(_Fatom,_Fstack,_FAtom)
 201 #define _I (_Iatom->I)
 202 #define _S (_Satom->S)
 203 #define _F (_Satom->F)
 204 #define _CTX (_CTXatom->CTX)
 205 #define _FOR_COLUMNS(A,B,C) _NEW(I,0) for( prefix(A,B,C) ; A ; ((A!=B)&&prefix(A,B,C)||(A=NULL) ),_I++ )
 206 #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)
 207 /* .----------------------------------------------------------------------.
 208   /  11. C<<1 CGI and FASTCGI handling, updated 2008-01-16 by xCh.
 209  '----------------------------------------------------------------------- */
 210 #ifdef USE_LIBRARY_FASTCGI
 211 #define while_fastcgi_accept while(FCGI_Accept()>=0)
 212 #define USE_MODULE_CGI
 213 #endif
 214 #ifdef USE_MODULE_CGI
 215 #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); }
 216 //todo #define _GETCGI char *getcgi(VAR) {     }
 217 #define _CGI_GLOBALS define_context(_CGI); struct _CGIVariable { char *V; dictionary(_CGIVariable); } *_CGIvariable,*_CGIdict;
 218 #else
 219 #define _CGI_GLOBALS
 220 #endif
 221 /* .----------------------------------------------------------------------.
 222   /  12. MySQL wrappers + SQL object interface, updated 2007-12-19 by xCh.
 223  '----------------------------------------------------------------------- */
 224 #ifdef USE_LIBRARY_MYSQL
 225 #define define_sql(CONN) MYSQL *CONN
 226 #define create_sql(CONN) MYSQL *ID=mysql_init(NULL)
 227 #define sql_connect(CONN,S,U,P,D) mysql_real_connect(CONN,S,U,P,D,0,NULL,0)
 228 //todo sql_query
 229 //todo sql_queryf
 230 //todo for_sql_query_results(ROW,CONN,QUERY)
 231 //todo for_sql_queryf_results
 232 #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)
 233 #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) )
 234 //todo db_query
 235 //todo for_db_results
 236 //todo for_db_queryf_results(ROW,...)
 237 //todo db_queryf
 238 #define _MYSQLC (_MYSQLCatom->MYSQLC)
 239 #define _MYSQLR (_MYSQLRatom->MYSQLR)
 240 #define _SQL_GLOBALS _ANYSTACK(MYSQL,MYSQLC) _ANYSTACK(MYSQL_RES,MYSQLR)
 241 #else
 242 #define _SQL_GLOBALS
 243 #endif
 244 //#ifdef USE_INTERFACE_SQL
 245 //todo #define _SQL_OBJECT mem Sql { interface(SqlInterface); char *hostname; char *username; char *password; char *database; }
 246 //todo #define _SQL_CONSTRUCT define_construct(Sql) { self->hostname="localhost"; }
 247 //#endif
 248 /* ------------------------------------------------------------------- */
 249 /* old - from version 0.6                                              */
 250 /* =================================================================== */
 251 /*
 252 obsolete
 253 #define strlwr(A) {char *_S=A; while(_&&*_S){*_S=tolower(*_S);_S++;}}
 254 #define strupr(A) {char *_S=A; while(_&&*_S){*_S=toupper(*_S);_S++;}}
 255 #define string(S,L) (S=(char *)malloc(L),*S=0)
 256 #define duplicate(A,B) if(A) { string(B,strlen(A)+1); strcpy(B,A); }
 257 #define concatenate(A,B,C) if (A && B) { string(C,strlen(A)+strlen(B)+1); strcpy(C,A); strcat(C,B); }
 258 #define gotoalpha(CHAR) if(CHAR)while(*CHAR && !isalpha(*CHAR))CHAR++
 259 #define goto_alpha(CHAR) if(CHAR)while(*CHAR && !isalpha(*CHAR) && *CHAR!='_')CHAR++
 260 #define gotoalnum(CHAR) if(CHAR)while(*CHAR && !isalnum(*CHAR))CHAR++
 261 #define goto_alnum(CHAR) if(CHAR)while(*CHAR && !isalnum(*CHAR) && *CHAR!='_')CHAR++
 262 #define skipalpha(CHAR) if(CHAR)while(*CHAR && isalpha(*CHAR))CHAR++
 263 #define skip_alpha(CHAR) if(CHAR)while(*CHAR && (isalpha(*CHAR) || *CHAR=='_'))CHAR++
 264 #define skipalnum(CHAR) if(CHAR)while(*CHAR && isalnum(*CHAR))CHAR++
 265 #define skip_alnum(CHAR) if(CHAR)while(*CHAR && (isalnum(*CHAR) || *CHAR=='_'))CHAR++
 266 #define skipspaces(CHAR) if(CHAR)while(*CHAR==' ')CHAR++
 267 #define cutspaces(CHAR) if(CHAR){int _L=strlen(CHAR); while(--_L>0 && CHAR[_L]==' ')CHAR[_L]=0;}
 268 #define gotochr(CHAR,C) if(CHAR)while(*CHAR && *CHAR!=C)CHAR++
 269 #define strswitch(CHAR) {char *_K=CHAR; FILE *_F=NULL; {{
 270 #define stroption(STR) if(eq(STR,_K))
 271 #define match(KEY,VAL) {char *_K=KEY, *_V=VAL; FILE *_F=NULL; {{
 272 #define assign(STR,SETVAR) stroption(STR) SETVAR=_V
 273 */
 274 /* I/O iterations, updated 2004-04-19 by xCh. */
 275
 276 //#define fparse(S,L,F) for(fgets(S,L,F);*S && !feof(F);fgets(S,L,F))
 277 //#define input(S,L) fparse(S,L,stdin)
 278 //#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);}
 279 //#define parses(S,F) {FILE *_F=fopen(F,"r"); if(_F) { while(!feof(_F)) { fstring(S,_F);
 280 //obsolete
 281 //#define parse(F) {char *_; FILE *_F=fopen(F,"r"); if(_F) { while(!feof(_F)) { fstring(_,_F);
 282 //#define fail }} else {{
 283 //#define done }} if(_F)fclose(_F);}
 284 //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);}
 285 //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);}
 286 //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);}
 287
 288 /* I/O sequences, updated 2003-05-29 by xCh. */
 289
 290 #define nullreopen(F) F=freopen("/dev/null","r",F)
 291 #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]);}
 292 #define shell(CMD) stdinredir(system(CMD))
 293 #define paste(STR) stdinredir(fputs(STR,stdout))
 294
 295 /* Useful structures, updated 2003-05-29 by xCh. */
 296
 297 //#define date(S) { time_t _T; _T=time(NULL); duplicate(ctime(&_T),S); }
 298 /* ------------------------------------------------------------------- */
 299 /* some general ideas, unfinished */
 300 //bind_exception, unbind_exception
 301 //#define _CLL1_THROW(ERR)
 302 //#define _CLL1_TRY _NEW_E for(bind_exception(0,NULL);;) if () {.... if(_Eatom->SYS) { if(_Eatom->RET) return; else break;} else { }
 303 //#define _ASSERT(EXPR) assert(EXPR)
 304 /* =================================================================== */
 305
 306 /* .----------------------------------------------------------------------.
 307   /  99. We have have done our homework - now let's have some fun:
 308  '----------------------------------------------------------------------- */
 309 #define _DEF_VARIABLES _CLL1_GLOBALS _CLL1_STACKS _SQL_GLOBALS _CGI_GLOBALS
 310 #define _DEF_FUNCTIONS _MALLOC _ECHO _PRINT _FECHO _FPRINT _FOR_INTS _FOR_PTRS //_GET_STR _GET_MEM
 311 #define _DEF_INTERFACE //_SQL_IFC _CAKE_IFC _STD_IFC _X_IFC
 312 #define implement_cll1_library _DEF_VARIABLES _DEF_FUNCTIONS _DEF_INTERFACE
 313 #ifdef USE_PREPROCESSOR
 314 #include "_include.c"
 315 #endif
 316 #define program implement_cll1_library int main(int argc, char **argv)
 317 /* #ifndef _CLL1_H */
 318 #endif