lot of work has been done, but lists are currently broken
[svn/Cll1h/.git] / 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
24 #ifndef _CLL1_H
25 #define _CLL1_H
26 #define CLL1H_VERSION "0.7.1"
27 /* ,-----------------------------------------------------------------------
28 / 0. Library definitions not parsed by @CC, updated 2008-01-26 xCh.
29 '---------------------------------------------------------------------- */
30 /*
31 @define USE_LIBRARY_MYSQL -lmysqlclient
32 @define USE_LIBRARY_FASTCGI -lfcgi
33 @define USE_PREPROCESSOR cake *.html *.xml > _include.c
34 @define USE_POSTPROCESSOR strip @
35 */
36 /* ,-----------------------------------------------------------------------
37 / 1. C<<1 header auto include, updated 2008-01-26 xCh.
38 '---------------------------------------------------------------------- */
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_MYSQL
46 #include <mysql/mysql.h>
47 #endif
48 #ifdef USE_LIBRARY_FASTCGI
49 #include <fcgi_stdio.h>
50 #else
51 #include <stdio.h>
52 #endif
53 /* ,-----------------------------------------------------------------------
54 / 2. C<<1 then buddhist section, updated 2008-01-26 xCh.
55 '----------------------------------------------------------------------- */
56 #ifndef DISABLE_MODULE_THEN_BUDDHISM
57 #define then
58 #define MAYBE (int)((RANDOM_SEED?random():(RANDOM_SEED=time(NULL),srandom(RANDOM_SEED),random()))%2)
59 #define WHOKNOWS (int)(srandom(time(NULL)),random()%2)
60 #define Create_var(ID,TYPE,INIT) TYPE ID=INIT
61 #define Define_var(ID,TYPE) TYPE ID
62 #endif
63 /* ,-----------------------------------------------------------------------
64 / 3. C<<1 constants and optional keywords, updated 2008-01-26 xCh.
65 '----------------------------------------------------------------------- */
66 #define not !
67 #define and &&
68 #define or ||
69 #define boolean int
70 #define bool_str(VALUE) ((VALUE)?"TRUE":"FALSE")
71 #define TRUE 1
72 #define FALSE 0
73 #define coalesce(VAR,NOTNULL) (VAR?VAR:(NOTNULL))
74 #define mem struct
75 #define construct struct
76 #define _GLOBALS time_t RANDOM_SEED=0; char *EOL="\n", *OFS=" ", *IFS=" \t\n", *NIL="NULL";
77 /* ,-----------------------------------------------------------------------
78 / 4. C<<1 data declaration and allocation, updated 2008-01-07 xCh.
79 '----------------------------------------------------------------------- */
80 #define Create_str(ID,INIT) char *ID=INIT
81 #define Define_str(ID) char *ID=NULL
82 #define Create_mem(ID,...) struct _ARG1(__VA_ARGS__,) *ID=get_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 Create_list(ID1,I2,TYPE) Create_mem(ID1,TYPE); struct TYPE *ID2=((ID1->__next=NULL),ID1)
86 #define Define_var(ID,TYPE) TYPE ID
87 #define list(TYPE) struct TYPE *__next
88 #define tree(TYPE) struct TYPE *__next;struct TYPE *__seek
89 #define dictionary(TYPE) tree(TYPE);char *__key
90 #define array(TYPE) tree(TYPE);char *__key
91 #define interface(TYPE) struct TYPE *__interface
92 #define get_mem(...) (struct _ARG1(__VA_ARGS__,)*)_cll1_malloc(sizeof(struct _ARG1(__VA_ARGS__,)),NULL)
93 #define get_str(...) (char *)_cll1_get_str(__VA_ARGS__,(void *)&_cll1_get_str)
94 /* ,-----------------------------------------------------------------------
95 / 5. C<<1 string manipulation, updated 2008-01-26 xCh.
96 '----------------------------------------------------------------------- */
97 #define eq(A,B) !strcmp(A,B)
98 #define eqi(A,B) !strcasecmp(A,B)
99 #define print(...) _cll1_print(__VA_ARGS__,(void *)&_cll1_print)
100 #define fprint(...) _cll1_fprint(__VA_ARGS__,(void *)&_cll1_fprint)
101 #define file_print(...) _cll1_fprint(_F,__VA_ARGS__,(void *)&_cll1_fprint)
102 #define echo(...) _cll1_echo(__VA_ARGS__,(void *)&_cll1_echo)
103 #define fecho(...) _cll1_fecho(__VA_ARGS__,(void *)&_cll1_fecho)
104 #define file_echo(...) _cll1_fecho(_F,__VA_ARGS__,(void *)&_cll1_fecho)
105 /* ,-----------------------------------------------------------------------
106 / 6. C<<1 data container manipulation, updated 2008-01-26 xCh.
107 '----------------------------------------------------------------------- */
108 #define push(NODE,HEAD) ((NODE && NODE!=HEAD)?((NODE->__next=HEAD),(HEAD=NODE)):(HEAD=NODE))
109 #define pop(NODE,HEAD) (HEAD?((NODE=HEAD->__next),free(HEAD),(HEAD=NODE)):(NODE=NULL))
110 #define append(NODE,HEAD) if(HEAD) { void *N=NODE; /**/ NODE->__next=NULL; for_search(NODE,HEAD,!NODE->__next) {NODE->__next=N; break;} else push(NODE,HEAD); }
111 #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); }
112 #define drop(NODE,HEAD) for( NODE=HEAD; NODE || (HEAD=NULL); HEAD=NODE, NODE=NODE->__next, free(HEAD) )
113 //to do seek
114 //to do store
115 #define order_by(K1,K2) (K1>K2)
116 #define desc_order_by(K1,K2) (K1<K2)
117 #define sort_by(K1,K2) (strcasecmp(K1, K2)>0)
118 #define desc_sort_by(K1,K2) (strcasecmp(K1, K2)<0)
119 #define ascii_by(K1,K2) (strcmp(K1, K2)>0)
120 #define desc_ascii_by(K1,K2) (strcmp(K1, K2)<0)
121 #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)->__next=NULL; }
122 #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); }
123 /* ,-----------------------------------------------------------------------
124 / 7. C<<1 builtin iterators and conditionals, updated 2008-01-26 xCh.
125 '----------------------------------------------------------------------- */
126 #define loop while(TRUE)
127 #define repeat(N) if(N>0) _NEW_I for_range(_I,1,N)
128 #define for_range(VAR,FROM,TO) for( VAR=FROM ; FROM<=TO?VAR<=TO:VAR>=TO ; FROM<=TO?VAR++:VAR--)
129 #define for_each(NODE,HEAD) for(NODE=HEAD; NODE; NODE=NODE->__next)
130 #define for_search(NODE,HEAD,EXPR) for_each(NODE,HEAD) if(EXPR)
131 #define for_file_lines(STR,F) /* _NEW_F for() */
132 #define for_ints(VAR,...) _NEW_I for( _I=0 ; (VAR=_cll1_it_ints(_I,__VA_ARGS__,-1))>=0 ; _I++)
133 #define for_strs(VAR,...) _NEW_I for( _I=0 ; (VAR=_cll1_it_strs(_I,__VA_ARGS__,(void *)&_cll1_it_strs))!=(void *)&_cll1_it_strs ; _I++)
134 #define if_exists(A,B,C) for_search(A,B,C) break; if(A)
135 #define for_args _NEW_I for(_I=1;_I<argc;_I++)
136 #define if_args if(argc>1)
137 #define if_arg(VAL) if(eq(argv[_I],VAL))
138 #define this_arg argv[_I]
139 #define next_arg ((_I+1<argc)?argv[_I]:NULL)
140 #define skip_next _I++
141 /* ,-----------------------------------------------------------------------
142 / 8. C<<1 va_list based library functions, updated 2008-01-26 xCh.
143 '----------------------------------------------------------------------- */
144 #define _ARG1(ARG1,...) ARG1
145 #define _MALLOC void *_cll1_malloc(size_t size,...) { /*temporary solution*/ return malloc(size); }
146 #define _CLL1_FPRINT(IOSTREAM,LASTARG) { int p2=0;char *ofs=coalesce(OFS,"\0");va_list ap; /**/ for(va_start(ap,s);s!=LASTARG;s=va_arg(ap,char *)) { if(p2 && *ofs) fputs(ofs,IOSTREAM); else p2=1; fputs(coalesce(s,NIL),IOSTREAM); } va_end(ap); if(EOL && *EOL) fputs(EOL,IOSTREAM); }
147 #define _PRINT void _cll1_print(char *s,...) _CLL1_FPRINT(stdout,(void *)&_cll1_print)
148 #define _FPRINT void _cll1_fprint(FILE *f,char *s,...) _CLL1_FPRINT(f,(void *)&_cll1_fprint)
149 #define _CLL1_FECHO(IOSTREAM,LASTARG) { va_list ap; /**/ for(va_start(ap,s);s!=LASTARG;s=va_arg(ap,char *)) fputs(coalesce(s,NIL),IOSTREAM); va_end(ap); }
150 #define _ECHO void _cll1_echo(char *s,...) _CLL1_FECHO(stdout,(void *)&_cll1_echo)
151 #define _FECHO void _cll1_fecho(FILE *f,char *s,...) _CLL1_FECHO(f,(void *)&_cll1_fecho)
152 #define _IT_INTS int _cll1_it_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; }
153 #define _IT_STRS char *_cll1_it_strs(int i, char *s, ...) { int j=0;va_list ap; /**/ va_start(ap,s); while(s!=(void *)&_cll1_it_strs && j++<i) s=va_arg(ap,char *); return s; }
154 /* ,-----------------------------------------------------------------------
155 / 9. C<<1 hidden stack infrastructure, updated 2008-01-26 by xCh.
156 '----------------------------------------------------------------------- */
157 #define _ISTACK struct _IStack { int I; int _23; list(_IStack); } *_Iatom,*_Istack=NULL;
158 #define _SSTACK struct _SStack { char *S; int _23; list(_SSTACK); } *_Satom,*_Sstack=NULL;
159 #define _FSTACK struct _FStack { FILE *F; int _23; list(_FSTACK); } *_Fatom,*_Fstack=NULL;
160 #define _NEW_(ATOM,STACK,TYPE) (ATOM=get_mem(TYPE),ATOM->_23=1,push(ATOM,STACK);ATOM->_23||pop(ATOM,STACK)&&0;ATOM->_23--)
161 #define _NEW_I for _NEW_(_Iatom,_Istack,_IStack)
162 #define _NEW_S for _NEW_(_Satom,_Sstack,_SStack)
163 #define _NEW_F for _NEW_(_Fatom,_Fstack,_FStack)
164 #define _I (_Iatom->I)
165 #define _S (_Satom->I)
166 #define _F (_Satom->F)
167 /* ,-----------------------------------------------------------------------
168 / 10. C<<1 CGI and FASTCGI handling, updated 2008-01-16 by xCh.
169 '----------------------------------------------------------------------- */
170 #ifdef USE_LIBRARY_FASTCGI
171 #define while_fastcgi_accept while(FCGI_Accept()>=0)
172 #define USE_MODULE_CGI
173 #endif
174 #ifdef USE_MODULE_CGI
175 #define cgi(MIME) /* _init_cgi */ if(MIME) printf("Content-type: %s\r\n\r\n",MIME);
176 //todo getcgi(VAR)
177 //todo define_init_cgi
178 //todo #define _QSTACK struct _QStack { char *Q; int _23; list(_QStack); } *_Qatom,*_Qstack=NULL;
179 #endif
180 /* ,-----------------------------------------------------------------------
181 / 11. MySQL infrastructure and wrappers - updated 2007-12-19 by xCh.
182 '----------------------------------------------------------------------- */
183 #ifdef USE_LIBRARY_MYSQL
184 #define mysql_connect(S,U,P,D) ((_Matom=get_mem(_MStack)) && push(_Matom,_Mstack) && (_Matom->M=mysql_init(NULL)),(_Matom->M && mysql_real_connect(_Matom->M,S,U,P,D,0,NULL,0)?_Matom->M:NULL))
185 #define for_mysql_query_results(ROW,QUERY) _NEW_(_Ratom,_Rstack,_RStack)for(_Ratom->R=(mysql_query(_Matom->M,QUERY)?NULL:mysql_use_result(_Matom->M)),ROW=(_Ratom->R?mysql_fetch_row(_Ratom->R):NULL);ROW;ROW=mysql_fetch_row(_Ratom->R))
186 #define _MSTACK struct _MStack { MYSQL *M; int _23; list(_MStack); } *_Matom,*_Mstack=NULL;
187 #define _RSTACK struct _RStack { MYSQL_RES *R; int _23; list(_RStack); } *_Ratom,*_Rstack=NULL;
188 #else
189 #define _MSTACK
190 #define _RSTACK
191 #endif
192
193 /* ------------------------------------------------------------------- */
194 /* old - from version 0.6 */
195 /* =================================================================== */
196
197 /*
198 obsolete
199 #define strlwr(A) {char *_S=A; while(_&&*_S){*_S=tolower(*_S);_S++;}}
200 #define strupr(A) {char *_S=A; while(_&&*_S){*_S=toupper(*_S);_S++;}}
201 #define string(S,L) (S=(char *)malloc(L),*S=0)
202 #define duplicate(A,B) if(A) { string(B,strlen(A)+1); strcpy(B,A); }
203 #define concatenate(A,B,C) if (A && B) { string(C,strlen(A)+strlen(B)+1); strcpy(C,A); strcat(C,B); }
204 #define suffix(A,B,C) (((A=strrchr(B,C))&&!(*(A++)=0))||(A=B))
205 #define prefix(A,B,C) ((A=B)&&((B=strchr(B,C))&&!(*(B++)=0)||(B=A)))
206 #define gotoalpha(CHAR) if(CHAR)while(*CHAR && !isalpha(*CHAR))CHAR++
207 #define goto_alpha(CHAR) if(CHAR)while(*CHAR && !isalpha(*CHAR) && *CHAR!='_')CHAR++
208 #define gotoalnum(CHAR) if(CHAR)while(*CHAR && !isalnum(*CHAR))CHAR++
209 #define goto_alnum(CHAR) if(CHAR)while(*CHAR && !isalnum(*CHAR) && *CHAR!='_')CHAR++
210 #define skipalpha(CHAR) if(CHAR)while(*CHAR && isalpha(*CHAR))CHAR++
211 #define skip_alpha(CHAR) if(CHAR)while(*CHAR && (isalpha(*CHAR) || *CHAR=='_'))CHAR++
212 #define skipalnum(CHAR) if(CHAR)while(*CHAR && isalnum(*CHAR))CHAR++
213 #define skip_alnum(CHAR) if(CHAR)while(*CHAR && (isalnum(*CHAR) || *CHAR=='_'))CHAR++
214 #define skipspaces(CHAR) if(CHAR)while(*CHAR==' ')CHAR++
215 #define cutspaces(CHAR) if(CHAR){int _L=strlen(CHAR); while(--_L>0 && CHAR[_L]==' ')CHAR[_L]=0;}
216 #define gotochr(CHAR,C) if(CHAR)while(*CHAR && *CHAR!=C)CHAR++
217 #define tr(CHAR,B,C) {char *_S=CHAR; while(*_S){ if(*_S==B)*_S=C; _S++; }}
218 #define strswitch(CHAR) {char *_K=CHAR; FILE *_F=NULL; {{
219 #define stroption(STR) if(eq(STR,_K))
220 #define match(KEY,VAL) {char *_K=KEY, *_V=VAL; FILE *_F=NULL; {{
221 #define assign(STR,SETVAR) stroption(STR) SETVAR=_V
222 */
223 /* I/O iterations, updated 2004-04-19 by xCh. */
224
225 #define fparse(S,L,F) for(fgets(S,L,F);*S && !feof(F);fgets(S,L,F))
226 #define input(S,L) fparse(S,L,stdin)
227 #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);}
228 #define parses(S,F) {FILE *_F=fopen(F,"r"); if(_F) { while(!feof(_F)) { fstring(S,_F);
229 //obsolete
230 //#define parse(F) {char *_; FILE *_F=fopen(F,"r"); if(_F) { while(!feof(_F)) { fstring(_,_F);
231 //#define fail }} else {{
232 //#define done }} if(_F)fclose(_F);}
233 #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);}
234 #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);}
235 #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);}
236
237 /* Dynamic list advanced I/O, updated 2003-05-30 by xCh. */
238
239 /* obsolete #define load(A,B,F,T,K) {char *_S; parses(_S,F) { create(A,T); A->K=_S; A->_eoln=TRUE; append(A,B);} done; A->_eoln=FALSE;} */
240 /* obsolete #define save(A,B,F,K) {FILE *_F=fopen(F,"w"); if(_F) { for_each(A,B) {fputs(A->K,_F); if(A->_eoln) fputc('\n',_F);} fclose(_F);}} */
241
242 /* I/O sequences, updated 2003-05-29 by xCh. */
243
244 #define nullreopen(F) F=freopen("/dev/null","r",F)
245 #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]);}
246 #define shell(CMD) stdinredir(system(CMD))
247 #define paste(STR) stdinredir(fputs(STR,stdout))
248
249 /* String iterations, updated 2003-06-19 by xCh. */
250
251 #define split(A,B,C) for(prefix(A,B,C);A;(A!=B)&&prefix(A,B,C)||(A=NULL))
252 #define valid_split(A,B,C) split(A,B,C) if(*A)
253 #define columns(A,B,C,V) for(V=0,prefix(A,B,C);A;((A!=B)&&prefix(A,B,C)||(A=NULL)),V++)
254 #define valid_columns(A,B,C,V) for(V=0,prefix(A,B,C);A;((A!=B)&&prefix(A,B,C))||(A=NULL)) if(*A&&++V)
255 #define column(A,B,C,V) { int _V; columns(A,B,C,_V) if(_V==V) break; }
256 #define valid_column(A,B,C,V) { int _V; valid_columns(A,B,C,_V) if(_V==V) break; }
257
258 /* Useful structures, updated 2003-05-29 by xCh. */
259
260 //#define hashtable(TYPE,NAME,VALUE) struct TYPE { char *NAME; char *VALUE; list(TYPE); }
261 //#define textfile(TYPE,LINE) struct TYPE { char *LINE; char _eoln; list(TYPE); }
262 //#define date(S) { time_t _T; _T=time(NULL); duplicate(ctime(&_T),S); }
263
264 /* ------------------------------------------------------------------- */
265 /* Object infrastructure and basic macros - updated 2008-01-13 by xCh. */
266 /* unfinished */
267
268 #define method(NAME)
269 #define define_interface(IFACE,TYPE) struct TYPE *__get_##_##IFACE(void) { Create_mem(_FACE,TYPE); __bind_##_##IFACE(_FACE); return _IFC; } void __bind_##_##IFACE(struct TYPE *_FACE)
270 #define bind_method(METHOD,FUNCTION) _IFACE->METHOD=FUNCTION
271 #define get_interface(IFACE) __get_##_##IFACE(void)
272 //get_dynamic_interface
273 //#define get_object(TYPE)
274 //#define _(OBJECT,...) (assert(OBJECT),/**/(*(OBJECT->interface->_ARG1(__VA_ARGS__,)))/**/(OBJECT,OBJECT->interface->__VA_ARGS__)/**/)
275
276 /* ------------------------------------------------------------------- */
277 /* some general ideas, unfinished */
278 //bind_exception, unbind_exception
279 //#define _CLL1_THROW(ERR)
280 //#define _CLL1_TRY _NEW_E for(bind_exception(0,NULL);;) if () {.... if(_Eatom->SYS) { if(_Eatom->RET) return; else break;} else { }
281 //#define _ASSERT(EXPR) assert(EXPR)
282 /* =================================================================== */
283
284
285
286 /* ,-----------------------------------------------------------------------
287 / 99. We have have done our homework - now let's have some fun:
288 '----------------------------------------------------------------------- */
289 #define _DEF_VARIABLES _GLOBALS _ISTACK _SSTACK _FSTACK _MSTACK _RSTACK //_QSTACK
290 #define _DEF_FUNCTIONS _MALLOC _ECHO _PRINT _FECHO _FPRINT _IT_INTS _IT_STRS // _GET_STR _GET_MEM
291 #define _DEF_INTERFACE //_CAKE _STD _X
292 #define implement_cll1_library _DEF_VARIABLES _DEF_FUNCTIONS _DEF_INTERFACE
293 #ifdef USE_PREPROCESSOR
294 #include "_include.c"
295 #endif
296 #define program implement_cll1_library int main(int argc, char **argv)
297 /* #ifndef _CLL1_H */
298 #endif
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