initial crl1h commit
[svn/Cll1h/.git] / crl1.h
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15598816 1 /* .----------------------------------------------------------------------.
2 / C<<1 header file - C language style sheet - GNU C/ANSI C99 compliant
3'----------------------------------------------------------------------- */
4/*
5 Copyright (c) 2004-2011 Michael xChaos Polak - x(at)n.cz
6
7 The C<<1 header file is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Lesser General Public
9 License as published by the Free Software Foundation; either
10 version 2.1 of the License, or (at your option) any later version.
11
12 The C<<1 header file is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
16
17 You should have received a copy of the GNU Lesser General Public License
18 along with C<<1 header file; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20*/
21#ifndef _CRL1_H
22#define _CRL1_H
23#define _CRL1H_VERSION "0.9.1"
24#ifdef __GNUC__
25#if __STDC_VERSION__ >= 199901L
26#define _C99
27#endif
28#endif
29/* .----------------------------------------------------------------------.
30 / 0. Library definitions not parsed by @CC, updated 2008-01-26 xCh.
31 '---------------------------------------------------------------------- */
32/*
33@define USE_LIBRARY_MYSQL -lmysqlclient
34@define USE_LIBRARY_FASTCGI -lfcgi
35@define USE_TOOL cake *.html *.xml > _include.c
36@define USE_TOOL strip @
37*/
38/* .----------------------------------------------------------------------.
39 / 1. C<<1 header auto include, updated 2008-01-26 xCh.
40 '---------------------------------------------------------------------- */
41#ifndef DISABLE_MODULE_AUTOINCLUDE
42#include <string.h>
43#include <strings.h>
44#include <malloc.h>
45#include <time.h>
46#include <stdlib.h>
47#include <stdarg.h>
48#include <unistd.h>
49#include <setjmp.h>
50#include <errno.h>
51#include <locale.h>
52#ifdef USE_FASTCGI
53#include <fcgi_stdio.h>
54#else
55#include <stdio.h>
56#endif
57#endif
58#ifdef USE_MYSQL
59#include <mysql/mysql.h>
60#endif
61/* .----------------------------------------------------------------------.
62 / 2. C<<1 typedefs and public global variables, updated 2008-02-03 xCh.
63 '----------------------------------------------------------------------- */
64typedef void * any;
65typedef unsigned char * buf; /* this will be always 8-bit usigned char * */
66typedef FILE * file;
67typedef int bool;
68typedef char * str;
69#ifdef USE_MYSQL
70typedef MYSQL_ROW row;
71#endif
72extern str NIL, EOL, OFS, IFS, LANG, errstr; /* used for: perror(errstr) */
73extern unsigned RANDOM_SEED;
74#define _EXPORT_GLOBALS \
75str NIL="(null)", EOL="\n", OFS=" ", IFS=" \t\n", LANG=NULL; \
76str ERR="C<<1 0xdead"; \
77unsigned RANDOM_SEED=0;
78/* .----------------------------------------------------------------------.
79 / 3. C<<1 then buddhist section, updated 2008-02-04 xCh.
80 '----------------------------------------------------------------------- */
81#ifndef DISABLE_MODULE_THEN_BUDDHISM
82#define then
83#define MAYBE (int)((long)(RANDOM_SEED?random():((RANDOM_SEED=(unsigned)time(NULL)),srandom(RANDOM_SEED),random()))%2)
84#define WHOKNOWS (int)(srandom((unsigned)time(NULL)),random()%2)
85#define for_samsara(MIND,SOUL) loop for_each(MIND,SOUL)
86//#define atob(EXPR) (word_in_stri(YES,(EXPR))?1:0)
87//#define _EXPORT_YES str YES="TRUE\nYES\nJA\nOUI\nDA\nANO\nY\n1";
88//#else
89#define atob(EXPR) (eqi((EXPR),YES)?TRUE:FALSE)
90#define _EXPORT_YES str YES="TRUE";
91#endif
92/* .----------------------------------------------------------------------.
93 / 4. C<<1 almost 'then buddhist' section, updated 2008-02-02 xCh.
94 '----------------------------------------------------------------------- */
95#define not !
96#define and &&
97#define or ||
98#define TRUE 1
99#define FALSE 0
100#define PI 3.141592654
101#define WEIRDINT (1<<(sizeof(int)*8-1))
102#define btoa(EXPR) ((EXPR)?YES:"FALSE")
103/* .----------------------------------------------------------------------.
104 / 5. C<<1 data declaration and allocation, updated 2008-01-31 xCh.
105 '----------------------------------------------------------------------- */
106#define def_type(TYPE) typedef struct _##TYPE##_struct * TYPE
107#define def_mem(TYPE) def_type(TYPE); struct _##TYPE##_struct
108#define get_mem(TYPE) _GET_MEM(TYPE)
109#define get_array(TYPE,N) (TYPE *)calloc(N,sizeof(TYPE)) /* temporary solution */
110#define get_buf(SIZE) (buf)malloc(SIZE) /* temporary solution */
111//#define size_of_mem(TYPE) sizeof(struct _##TYPE##_struct)
112//#define copy_of_mem(TYPE,SRC) _crl1_mem_cpy(sizeof(struct _##TYPE##_struct),SRC)
113#define list(TYPE) TYPE __next
114#define tree(TYPE) TYPE __next; TYPE __seek
115#define dict(TYPE) tree(TYPE); str __key
116/* .----------------------------------------------------------------------.
117 / 5. C<<1 string manipulation, updated 2008-01-26 xCh.
118 '----------------------------------------------------------------------- */
119#define get_str(...) _crl1_get_str(__VA_ARGS__,NIL)
120#define get_strs(...) _crl1_get_strs(__VA_ARGS__,NIL)
121#define eq(A,B) (!_crl1_str_cmp(A,B))
122#define eqi(A,B) (!_crl1_str_cmpi(A,B))
123#define str_order(A,B) _crl1_str_coll(A,B)
124#define str_ascii(A,B) _crl1_str_cmp(A,B)
125#define chars_in_str(...) _crl1_strlen(__VA_ARGS__,NIL)
126#define size_of_str(A) mbstowcs(NULL,A,0)
127#define str_in(A,B) _crl1_str_str(A,B)
128#define word_in(A,B) _crl1_wordinstr(A,B,0)
129#define print(...) _crl1_print(__VA_ARGS__,NIL)
130#define fprint(...) _crl1_fprint(__VA_ARGS__,NIL)
131#define file_print(...) _crl1_fprint(_F,__VA_ARGS__,NIL)
132#define echo(...) _crl1_echo(__VA_ARGS__,NIL)
133#define fecho(...) _crl1_fecho(__VA_ARGS__,NIL)
134#define file_echo(...) _crl1_fecho(_F,__VA_ARGS__,NIL)
135#define suffix(A,B,C) (((A=strrchr(B,C))&&!(*(A++)=0))||(A=B))
136#define prefix(A,B,C) ((A=B),((B=strchr(B,C))&&!(*(B++)=0)||(B=A)))
137#define tr(STR,B,C) _NEW(S,STR) while(S && *_S) { if(*_S==B)*_S=C; /* <-' */ _S++; }
138/* .----------------------------------------------------------------------.
139 / 6. C<<1 data container manipulation, updated 2008-01-26 xCh.
140 '----------------------------------------------------------------------- */
141#define push(NODE,HEAD) ( NODE ? ((NODE->__next=HEAD),(HEAD=NODE)) : NULL )
142#define pop(NODE,HEAD) ( HEAD ? ((NODE=HEAD->__next),free(HEAD),(HEAD=NODE)) : (NODE=NULL) )
143#define append(NODE,HEAD) { void *_PTR=NODE; if(NODE) NODE->__next=NULL; if(HEAD) { for_selected(NODE,HEAD,!NODE->__next) { NODE->__next=_PTR; break; } } else HEAD=NODE; }
144#define remove(NODE,HEAD,EXPR) { void **_D=NULL; /* <-' */ for_selected(NODE,HEAD,EXPR) { if(_D)*_D=NODE->__next; else HEAD=NODE->__next; free(NODE); } else _D=(void *)&(NODE->__next); }
145#define drop(NODE,HEAD) for( NODE=HEAD; NODE || (HEAD=NULL); HEAD=NODE, NODE=NODE->__next, free(HEAD) )
146//to do: seek
147//to do: store
148#define count(NODE,HEAD,VAR) { _NEW(I,0) for(NODE=HEAD; NODE || ((VAR=_I),0) ; (NODE=NODE->__next)?(_I++):0 ); }
149#define order_by_num(K1,K2) (K1>K2)
150#define order_by_num_desc(K1,K2) (K1<K2)
151#define order_by_str(K1,K2) (str_order(K1,K2)>0)
152#define order_by_str_desc(K1,K2) (str_order(K1,K2)<0)
153#define order_by_ascii(K1,K2) (str_ascii(K1,K2)>0)
154#define order_by_ascii_desc(K1,K2) (str_ascii(K1,K2)<0)
155#define insert(NODE,HEAD,ORDERBY,KEY) { if(HEAD) { void **_L=NULL, *H=HEAD; /* <-' */ for_selected(HEAD,H,ORDERBY(HEAD->KEY,NODE->KEY)) { 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; } }
156#define sort(NODE,HEAD,ORDERBY,KEY) { void *_NEXT; /* <-' */ NODE=HEAD; HEAD=NULL; do { _NEXT=NODE->__next; NODE->__next=NULL; insert(NODE,HEAD,ORDERBY,KEY); NODE=_NEXT; } while(_NEXT); }
157/* .----------------------------------------------------------------------.
158 / 7. C<<1 builtin iterators and conditionals, updated 2008-01-26 xCh.
159 '----------------------------------------------------------------------- */
160#define loop while(TRUE)
161#define repeat(N) for(int _i=0,_j=(N); _i++<_j;)
162#define for_each(ONE_T,ONE,ALL_T,...) for(_init_##ONE_T##_##ALL_T(_head_##ONE_T##_##ALL_T(ONE,__VA_ARGS__));_test_##ONE_T##_##ALL_T(ONE,__VA_ARGS__) || _free_##ONE_T##_##ALL_T(ONE,__VA_ARGS__);_next_##ONE_T##_##ALL_T(ONE,__VA_ARGS__))
163#define count(ONE_T,ALL_T,...) _count_##ONE_T##_##ALL_T(__VA_ARGS__)
164
165
166
167/* .----------------------------------------------------------------------.
168 / 8. C<<1 object oriented infrastructure, updated 2008-02-04
169 '----------------------------------------------------------------------- */
170#define def_interface(TYPE,INTERFACE) def_type(TYPE); def_mem(INTERFACE)
171#define def_obj(TYPE) struct _##TYPE##_struct
172#define interface(TYPE) TYPE __interface
173#define interface_of(SELF) SELF->__interface
174#define method(NAME) (*NAME)
175#define construct(TYPE,INTERFACE) TYPE _init_##TYPE(TYPE o,INTERFACE i) { o->__interface=i; return o; } TYPE __init__##TYPE
176#define get_obj(TYPE,INTERFACE,...) __init__##TYPE(_init_##TYPE(get_mem(TYPE),INTERFACE),__VA_ARGS__)
177#define get_obj_as(COMMUNITY,MEM,INTERFACE,...) (COMMUNITY)get_obj(MEM,INTERFACE,__VA_ARGS__)
178#define _(METHOD,...) ((((_ARG1(__VA_ARGS__,)) || /* will not compile if object is not lvalue: */(_ARG1(__VA_ARGS__,)=NULL)) && (_ARG1(__VA_ARGS__,))->__interface->METHOD)?(*( (_ARG1(__VA_ARGS__,))->__interface->METHOD )) ((void *)__VA_ARGS__):0)
179//#define __(METHOD,...) ( _ASSERT(ARG1(__VA_ARGS__,)), (*( __crl1_seekmethod(ARG1(__VA_ARGS__,),METHOD) )) ( __VA_ARGS__ ) )
180#define call(OBJTYPE,METHOD,...) { int _N=0; OBJTYPE _OBJ; /* <-' */ while( (_OBJ=(OBJTYPE)_crl1_for_ptrs(_N++,__VA_ARGS__,NIL))!=(OBJTYPE)NIL ) _(_OBJ,METHOD); }
181#define def_community(TYPE,INTERFACE) def_obj(TYPE) { INTERFACE __interface; };
182/* ---- variable declarators -------------------------------------------- */
183#define Get_obj(ID,MEM,...) MEM ID=get_obj(MEM,__VA_ARGS__)
184#define Get_obj_as(ID,COMMUNITY,MEM,...) MEM ID=get_obj_as(COMMUNITY,MEM,INTERFACE,__VA_ARGS__)
185#define I_am(SELF,MEM) MEM SELF=(MEM)community
186/* .----------------------------------------------------------------------.
187 / 9. C<<1 setjmp()/longjmp() based exceptions, updated 2008-09-30
188 '----------------------------------------------------------------------- */
189#define FAILED_TO_FAIL -273
190#define SYSTEM_FAILURE -1
191#define LOCAL_FAILURE 13
192#define LIBRARY_FAILURE 23
193#define EVIL_FAILURE 666
194#define die(MSG) longjmp(_EENV,(errstr=(MSG),LOCAL_FAILURE))
195#define try _NEW(E,0) if(!(_E=setjmp(_EENV)))
196#define fail(E) longjmp(_EENV,((E)>0?(E):FAILED_TO_FAIL))
197#define pass_failure (_Eatom->__next?longjmp((pop(_Eatom,_Estack),_EENV),_E):_SYSFAIL(FAILED_TO_FAIL))
198#define else_switch_failures else switch(_E)
199#define else_catch(E) else if (_E==(E))
200/* .----------------------------------------------------------------------.
201 / 10. implementation of C<<1 library functions, updated 2008-01-26 xCh.
202 '----------------------------------------------------------------------- */
203/* later... #define _MALLOC void *_crl1_malloc(size_t size) { return malloc(size); } */
204#define _CRL1_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); }
205#define _DECLARE_PRINT void _crl1_print(const char *s,...)
206#define _PRINT _DECLARE_PRINT _CRL1_FPRINT(stdout)
207#define _DECLARE_FPRINT void _crl1_fprint(FILE *f,const char *s,...)
208#define _FPRINT _DECLARE_FPRINT _CRL1_FPRINT(f)
209#define _CRL1_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); }
210#define _ECHO void _crl1_echo(char *s,...) _CRL1_FECHO(stdout)
211#define _FECHO void _crl1_fecho(FILE *f,char *s,...) _CRL1_FECHO(f)
212#define _FOR_INTS int _crl1_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; }
213#define _FOR_PTRS void *_crl1_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; }
214#define _DECLARE_STRCOLL int _crl1_str_coll(str a, str b)
215#define _STRCOLL _DECLARE_STRCOLL { if(a && b) return strcoll(a,b); else return (int)(a-b); }
216#define _DECLARE_STRCMP int _crl1_str_cmp(str a, str b)
217#define _STRCMP _DECLARE_STRCMP { if(a && b) return strcmp(a,b); else return (int)(a-b); }
218#define _DECLARE_STRCMPI int _crl1_str_cmpi(str a, str b)
219#define _STRCMPI _DECLARE_STRCMPI { if(a && b) return strcasecmp(a,b); else return (int)(a-b); }
220#define _DECLARE_STRSTR str _crl1_str_str(str h, str n)
221#define _STRSTR _DECLARE_STRSTR { if(h && n) return strstr(h,n); else return NULL; }
222// later... #define _WORDINSTR char *_crl1_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; }
223extern _DECLARE_PRINT;
224extern _DECLARE_FPRINT;
225extern _DECLARE_STRCOLL;
226extern _DECLARE_STRCMP;
227extern _DECLARE_STRCMPI;
228extern _DECLARE_STRSTR;
229#define _EXPORT_OUTS _PRINT _FPRINT _ECHO _FECHO
230#define _EXPORT_STRS _STRCOLL _STRCMP _STRCMPI _STRSTR //_WORDINSTR
231#define _EXPORT_ARGS _FOR_INTS _FOR_PTRS
232/* .----------------------------------------------------------------------.
233 / 10. C<<1 private infrastructure, updated 2008-02-03 by xCh.
234 '----------------------------------------------------------------------- */
235#define _I (_Iatom->I)
236#define _J (_Iatom->J)
237#define _S (_Satom->S)
238#define _F (_Fatom->F)
239#define _CTX (_CTXatom->CTX)
240#define _E (_Eatom->E)
241#define _EENV (_Eatom->ENV)
242#define _ERRNO (_Eatom->ERRNO)
243#define _ARG1(ARG1,...) ARG1
244//#define _ASSERT(EXPR) (expr?expr:fail(CONSISTENCY_FAILURE))
245#define _SYSFAIL(E) longjmp(_EENV,(_ERRNO=errno,(E)))
246#define _GET_MEM(TYPE) ((TYPE)malloc(sizeof(struct _##TYPE##_struct))) /* later... ((TYPE)_crl1_malloc(sizeof(struct _##TYPE##_struct))) */
247#define _ANYATOM(NAME,DECL) def_mem(_##NAME##Atom ) { DECL; int c; list( _##NAME##Atom ); }
248//#define _FOR_COLUMNS(A,B,C) _NEW(I,0) for( prefix(A,B,C) ; A ; ((A!=B)&&prefix(A,B,C)||(A=NULL) ),_I++ )
249//#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)
250#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--)
251#define _ANYSTACK(NAME) extern _##NAME##Atom _##NAME##atom, _##NAME##stack; _##NAME##Atom _##NAME##atom,_##NAME##stack=NULL;
252#define _EXPORT_STACKS _ANYSTACK(I) _ANYSTACK(S) _ANYSTACK(F) _ANYSTACK(CTX) _ANYSTACK(E)
253_ANYATOM(I, int I;int J);
254_ANYATOM(S, str S);
255_ANYATOM(F, file F);
256_ANYATOM(CTX, void *CTX);
257_ANYATOM(E, int E;jmp_buf ENV;int ERRNO);
258/* .----------------------------------------------------------------------.
259 / 11. C<<1 memory contexts - alternative to garbage collection
260 '----------------------------------------------------------------------- */
261typedef _CTXAtom * context;
262#define create_context(ID) create_mem(ID,context)
263/* .----------------------------------------------------------------------.
264 / 12. C<<1 CGI and FASTCGI handling, updated 2008-01-16 by xCh.
265 '----------------------------------------------------------------------- */
266#ifdef USE_LIBRARY_FASTCGI
267#define while_fastcgi_accept while(FCGI_Accept()>=0)
268#define USE_MODULE_CGI
269#endif
270#ifdef USE_MODULE_CGI
271#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); }
272#define _GETCGI char *getcgi(VAR) { }
273#define _CGI_GLOBALS def_context(_CGI); struct _CGIVariable { char *V; dict(_CGIVariable); } *_CGIvariable,*_CGIdict;
274#else
275#define _GETCGI
276#define _CGI_GLOBALS
277#endif
278/* .----------------------------------------------------------------------.
279 / 13. MySQL wrappers + SQL object interface, updated 2007-12-19 by xCh.
280 '----------------------------------------------------------------------- */
281#define use_mysql(H,U,P,D) for(MYSQL *_M=mysql_init(NULL);_M && mysql_real_connect(_M,H,U,P,D,0,NULL,0) ;mysql_close(_M),_M=NULL)
282#define for_sql_rows(R,Q) for(MYSQL_RES *_MYSQLR = (mysql_query(_M,Q)?NULL:mysql_use_result(_M)); (R=(_MYSQLR?mysql_fetch_row(_MYSQLR):NULL)) || (mysql_free_result(_MYSQLR),0); )
283/* .----------------------------------------------------------------------.
284 / 14. Obj community with Object interface , updated 2009-01-05 by xCh.
285 '----------------------------------------------------------------------- */
286#ifdef USE_MODULE_OBJECTS
287def_interface(Obj,Object)
288{
289 void method(out) (Obj self);
290 void method(len) (Obj self);
291 void method(head) (Obj self);
292 void method(next) (Obj self);
293};
294
295def_community(Obj,Object);
296
297def_mem(Int)
298{
299 interface(Object);
300 long _value;
301};
302
303def_mem(Str)
304{
305 interface(Object);
306 str _value;
307};
308
309def_mem(Array)
310{
311 interface(Object);
312 Obj * _value;
313};
314
315def_mem(List)
316{
317 interface(Object);
318 Obj _value;
319};
320
321#endif
322/* ------------------------------------------------------------------- */
323/* old - from version 0.6 */
324/* =================================================================== */
325/*
326obsolete
327#define strlwr(A) {char *_S=A; while(_&&*_S){*_S=tolower(*_S);_S++;}}
328#define strupr(A) {char *_S=A; while(_&&*_S){*_S=toupper(*_S);_S++;}}
329#define string(S,L) (S=(char *)malloc(L),*S=0)
330#define duplicate(A,B) if(A) { string(B,strlen(A)+1); strcpy(B,A); }
331#define concatenate(A,B,C) if (A && B) { string(C,strlen(A)+strlen(B)+1); strcpy(C,A); strcat(C,B); }
332#define gotoalpha(CHAR) if(CHAR)while(*CHAR && !isalpha(*CHAR))CHAR++
333#define goto_alpha(CHAR) if(CHAR)while(*CHAR && !isalpha(*CHAR) && *CHAR!='_')CHAR++
334#define gotoalnum(CHAR) if(CHAR)while(*CHAR && !isalnum(*CHAR))CHAR++
335#define goto_alnum(CHAR) if(CHAR)while(*CHAR && !isalnum(*CHAR) && *CHAR!='_')CHAR++
336#define skipalpha(CHAR) if(CHAR)while(*CHAR && isalpha(*CHAR))CHAR++
337#define skip_alpha(CHAR) if(CHAR)while(*CHAR && (isalpha(*CHAR) || *CHAR=='_'))CHAR++
338#define skipalnum(CHAR) if(CHAR)while(*CHAR && isalnum(*CHAR))CHAR++
339#define skip_alnum(CHAR) if(CHAR)while(*CHAR && (isalnum(*CHAR) || *CHAR=='_'))CHAR++
340#define skipspaces(CHAR) if(CHAR)while(*CHAR==' ')CHAR++
341#define cutspaces(CHAR) if(CHAR){int _L=strlen(CHAR); while(--_L>0 && CHAR[_L]==' ')CHAR[_L]=0;}
342#define gotochr(CHAR,C) if(CHAR)while(*CHAR && *CHAR!=C)CHAR++
343#define strswitch(CHAR) {char *_K=CHAR; FILE *_F=NULL; {{
344#define stroption(STR) if(eq(STR,_K))
345#define match(KEY,VAL) {char *_K=KEY, *_V=VAL; FILE *_F=NULL; {{
346#define assign(STR,SETVAR) stroption(STR) SETVAR=_V
347*/
348/* I/O iterations, updated 2004-04-19 by xCh. */
349
350//#define fparse(S,L,F) for(fgets(S,L,F);*S && !feof(F);fgets(S,L,F))
351//#define input(S,L) fparse(S,L,stdin)
352//#define fstring(S,F) { int _C=0,_L=0; fpos_t _P; fgetpos(F,&_P); while(_C!='\n' && !feof(F)){ _C=fgetc(F); _L++; } S=get_buf(L); fsetpos(F,&_P);fgets(S,_L,F);fgetc(F);}
353//#define parses(S,F) {FILE *_F=fopen(F,"r"); if(_F) { while(!feof(_F)) { fstring(S,_F);
354//obsolete
355//#define parse(F) {char *_; FILE *_F=fopen(F,"r"); if(_F) { while(!feof(_F)) { fstring(_,_F);
356//#define fail }} else {{
357//#define done }} if(_F)fclose(_F);}
358//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);}
359//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);}
360//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);}
361
362/* I/O sequences, updated 2003-05-29 by xCh. */
363
364#define nullreopen(F) F=freopen("/dev/null","r",F)
365#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]);}
366#define shell(CMD) stdinredir(system(CMD))
367#define paste(STR) stdinredir(fputs(STR,stdout))
368
369/* Useful structures, updated 2003-05-29 by xCh. */
370
371//#define date(S) { time_t _T; _T=time(NULL); duplicate(ctime(&_T),S); }
372
373/* some general ideas, unfinished */
374//bind_exception, unbind_exception
375//#define _CRL1_THROW(ERR)
376//#define _CRL1_TRY _NEW_E for(bind_exception(0,NULL);;) if () {.... if(_Eatom->SYS) { if(_Eatom->RET) return; else break;} else { }
377
378/* .----------------------------------------------------------------------.
379 / 98. We have have done our homework - now let's have some fun:
380 '----------------------------------------------------------------------- */
381#define _INIT_VARIABLES _EXPORT_GLOBALS _EXPORT_YES _EXPORT_STACKS _CGI_GLOBALS
382#define _IMPL_FUNCTIONS /*_MALLOC*/ _EXPORT_OUTS _EXPORT_ARGS _EXPORT_STRS
383//#define _IMPL_INTERFACE //_SQL_IFC _CAKE_IFC _STD_IFC _X_IFC
384#define _IMPLEMENT_CRL1_LIBRARY _INIT_VARIABLES _IMPL_FUNCTIONS //_IMPL_INTERFACE
385//this will be probably accomplished some other way...
386#ifndef DISABLE_LIBRARY_CRL1
387_IMPLEMENT_CRL1_LIBRARY
388#endif
389#ifdef DISABLE_LOCALES
390#define _SETLOCALE LANG="C"
391#else
392#define _SETLOCALE LANG=setlocale(LC_ALL, "")
393#endif
394#define _DECLARE_PROGRAM void _PROGRAM(int argc, char **argv)
395#define _PROGRAM _crl1_program
396#define program \
397_DECLARE_PROGRAM; \
398int main(int argc, char **argv) \
399{ \
400 _SETLOCALE; \
401 try \
402 { \
403 _PROGRAM(argc,argv); \
404 return 0; \
405 } \
406 else_switch_failures \
407 { \
408 case SYSTEM_FAILURE: \
409 errno=_ERRNO; \
410 perror(errstr); /* and return -1 */ \
411 default: \
412 return -1; \
413 } \
414} \
415_DECLARE_PROGRAM
416#ifdef USE_PREPROCESSOR
417#include "_include.c"
418#endif
419/* .----------------------------------------------------------------------.
420 / 99. C<<1 is up and running. It's your turn now to show something new.
421 '----------------------------------------------------------------------- */
422#endif
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