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yREGEX_sets.c
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yREGEX_sets.c
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/*===============================[[ beg code ]]===============================*/
#include "yREGEX.h"
#include "yREGEX_priv.h"
/*
* metis mw2·· invesigate if i can switch s_sets to const to save run-time space
* metis tw2#· check ranges for A-Za-z0-9 endpoints, or just make three singles
* metis tw2#· make sure backslash sets are working inside custom sets
*
*
*
*/
/*---(struct.re)--------+-----------+-*//*-+----------------------------------*/
#define LEN_MAP 270
#define MAX_SETS 25
static const tSETS s_sets [MAX_SETS] = {
/* 0 1 0 1 2 3 4 5 6 7 8 9 A B C D E F */
/* 1234 1234 01234567890123456789 0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef */
/*---(metas)----------------*/
/*-------- type type ---name------------- ································ !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~½€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§¨©ª«¬®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ */
{ BASE_ENTRY, '-', 'n', "return" , " . .. . ", 0, NULL, NULL },
{ BASE_ENTRY, '-', 'e', "escape" , " . . ", 0, NULL, NULL },
{ BASE_ENTRY, '-', 't', "tab" , " . . . ", 0, NULL, NULL },
{ BASE_ENTRY, '-', 'f', "field" , " ... . . ", 0, NULL, NULL },
{ BASE_ENTRY, ':', 's', "space" , " ..... . . ", 0, NULL, NULL },
{ BASE_ENTRY, '-', 'w', "word" , " .......... .......................... . .......................... ", 0, NULL, NULL },
/*-------- type type ---name------------- ································ !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~½€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§¨©ª«¬®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ */
{ BASE_ENTRY, ':', 'd', "digit" , " .......... ", 0, NULL, NULL },
{ BASE_ENTRY, ':', 'l', "lower" , " .......................... ", 0, NULL, NULL },
{ BASE_ENTRY, ':', 'u', "upper" , " .......................... ", 0, NULL, NULL },
{ BASE_ENTRY, '-', 'g', "greek" , " ........................", 0, NULL, NULL },
/*---(categories)-----------*/
/*-------- type type ---name------------- ································ !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~½€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§¨©ª«¬®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ */
{ BASE_ENTRY, '-', '-', "dotta" , " ......... . ........................................................................................................................................................ .........................................................................................", 0, NULL, NULL },
{ BASE_ENTRY, ':', 'a', "alpha" , " .......................... .......................... ", 0, NULL, NULL },
{ BASE_ENTRY, ':', '-', "alnum" , " .......... .......................... .......................... ", 0, NULL, NULL },
{ BASE_ENTRY, ':', 'p', "punct" , " ............... ....... ...... .... ", 0, NULL, NULL },
{ BASE_ENTRY, '-', 'q', "rpunc" , " .. .. . . .. . . . . . ", 0, NULL, NULL },
{ BASE_ENTRY, ':', 'x', "xdigi" , " .......... ...... ...... ", 0, NULL, NULL },
/*-------- type type ---name------------- ································ !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~½€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§¨©ª«¬®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ */
{ BASE_ENTRY, ':', '-', "graph" , " .............................................................................................. ...............................................................................................", 0, NULL, NULL },
{ BASE_ENTRY, ':', '-', "print" , " ............................................................................................... ...............................................................................................", 0, NULL, NULL },
{ BASE_ENTRY, ':', 'c', "cntrl" , " ............................... . ", 0, NULL, NULL },
{ BASE_ENTRY, ':', '-', "blank" , " . . . ", 0, NULL, NULL },
/*---(reversed)-------------*/
/*-------- type type ---name------------- ································ !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~½€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§¨©ª«¬®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ */
{ BASE_ENTRY, '-', 'W', "word (not)" , " ............................................... ....... .... . ............................................................................................................. ", 0, NULL, NULL },
{ BASE_ENTRY, '-', 'D', "digit (not)" , " ............................................... ......................................................................................................................................................................................................", 0, NULL, NULL },
{ BASE_ENTRY, '-', 'S', "space (not)" , " ........ .................. ..................................................................................................................................................... .........................................................................", 0, NULL, NULL },
{ BASE_ENTRY, '-', 'F', "field (not)" , " ............................ ...................................................................................................................................... .............................................................. .........................", 0, NULL, NULL },
{ BASE_ENTRY, '-', 'G', "greek (not)" , " ....................................................................................................................................................................................................................................... ", 0, NULL, NULL },
/*---(done)-----------------*/
{ 0 , 0 , 0 , NULL , NULL , 0, NULL, NULL },
};
static int s_nset = 0;
static char s_allowed [LEN_HUND] = "";
static char s_map [LEN_MAP ] = "";
static int s_mapcount = 0;
static tSETS *s_head = NULL; /* head of list */
static tSETS *s_tail = NULL; /* tail of list */
static tSETS *s_curr = NULL; /* curent cursor */
static int s_count = 0; /* count of sets */
/*====================------------------------------------====================*/
/*===---- allocation/memory ----===*/
/*====================------------------------------------====================*/
static void o___SUPPORT_________o () { return; }
char
yregex_sets__wipe (void *a_cur)
{
/*---(locals)-----------+-----+-----+-*/
tSETS *x_cur = NULL;
/*---(cast)---------------------------*/
x_cur = (tSETS *) a_cur;
/*---(wipe)---------------------------*/
x_cur->type = '-';
x_cur->abbr = '-';
x_cur->name = NULL;
x_cur->map = NULL;
x_cur->count = 0;
x_cur->m_prev = NULL;
x_cur->m_next = NULL;
/*---(complete)-----------------------*/
return 0;
}
/*====================------------------------------------====================*/
/*===---- allocation/memory ----===*/
/*====================------------------------------------====================*/
static void o___MEMORY__________o () { return; }
char yregex_sets__new (void **r_new) { return yregex_share_new (TYPE_SETS, r_new, &s_head, &s_tail, &s_count); }
char yregex_sets__free (void **r_old) { return yregex_share_free (TYPE_SETS, r_old, &s_head, &s_tail, &s_count); }
/*====================------------------------------------====================*/
/*===---- program level ----===*/
/*====================------------------------------------====================*/
static void o___PROGRAM_________________o (void) {;}
char yregex_sets_init (void) { return yregex_share_init (TYPE_SETS, &s_head, &s_tail, &s_curr, &s_count); }
char yregex_sets__purge (void) { return yregex_share_purge (TYPE_SETS, &s_head, &s_tail, &s_curr, &s_count); }
char yregex_sets_wrap (void) { return yregex_share_wrap (TYPE_SETS, &s_head, &s_tail, &s_curr, &s_count); }
char /*-> tbd --------------------------------[ leaf [fz.531.021.10]*/ /*-[02.0000.01#.!]-*/ /*-[--.---.---.--]-*/
yregex_sets_reset (void)
{
yregex_sets__purge ();
yregex_sets__base ();
return 0;
}
/*====================------------------------------------====================*/
/*===---- creating new sets ----===*/
/*====================------------------------------------====================*/
static void o___CREATE__________________o (void) {;}
char
yregex_sets__base (void)
{
/*---(locals)-----------+-----+-----+-*/
char rce = -10;
char rc = 0;
int i = 0;
tSETS *x_new = NULL;
char t [LEN_LABEL];
int j = 0;
/*---(defense)------------------------*/
if (s_head != NULL) return 0;
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_enter (__FUNCTION__);
/*---(prepare)------------------------*/
strlcpy (s_allowed, "", LEN_HUND);
/*---(walk base)----------------------*/
for (i = 0; i < MAX_SETS; ++i) {
/*---(check for end)---------------*/
if (s_sets [i].abbr == 0) break;
/*---(add a new one)---------------*/
x_new = NULL;
rc = yregex_sets__new (&x_new);
if (x_new == NULL) continue;
/*---(populate)--------------------*/
x_new->source = s_sets [i].source;
x_new->type = s_sets [i].type;
x_new->abbr = s_sets [i].abbr;
x_new->name = s_sets [i].name;
x_new->map = s_sets [i].map;
/*---(count included)--------------*/
for (j = 0; j < LEN_MAP; ++j) {
if (x_new->map [j] == 0) break;
if (x_new->map [j] == '.') ++(x_new->count);
}
/*---(allowed abbr)----------------*/
if (x_new->abbr != '-') {
sprintf (t, "%c", s_sets [i].abbr);
strlcat (s_allowed, t, LEN_HUND);
}
/*---(done)------------------------*/
}
/*---(complete)-----------------------*/
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 0;
}
char /*-> tbd --------------------------------[ leaf [fe.943.034.30]*/ /*-[01.0000.01#.!]-*/ /*-[--.---.---.--]-*/
yregex_sets__save (char *a_name)
{
/*---(locals)-----------+-----+-----+-*/
char rce = -10;
char rc = 0;
int x_set = -1;
int x_len = 0;
tSETS *x_new = NULL;
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_senter (__FUNCTION__);
/*---(defense)------------------------*/
x_len = strllen (s_map, LEN_MAP );
DEBUG_YREGEX yLOG_sint (x_len);
--rce; if (x_len < 256) {
DEBUG_YREGEX yLOG_snote ("too short");
DEBUG_YREGEX yLOG_sexitr (__FUNCTION__, rce);
return rce;
}
--rce; if (x_len > 256) {
DEBUG_YREGEX yLOG_snote ("too long");
DEBUG_YREGEX yLOG_sexitr (__FUNCTION__, rce);
return rce;
}
DEBUG_YREGEX yLOG_sint (s_nset);
--rce; if (s_nset >= MAX_SETS) {
DEBUG_YREGEX yLOG_snote ("no room");
DEBUG_YREGEX yLOG_sexitr (__FUNCTION__, rce);
return rce;
}
/*---(add a new one)------------------*/
rc = yregex_sets__new (&x_new);
DEBUG_YREGEX yLOG_point ("x_new" , x_new);
--rce; if (x_new == NULL) {
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
/*---(populate)-----------------------*/
x_new->map = strdup (s_map);
x_new->name = strdup (a_name);
/*---(complete)-----------------------*/
DEBUG_YREGEX yLOG_sexit (__FUNCTION__);
return s_count - 1;
}
char /*-> tbd --------------------------------[ leaf [fz.321.111.00]*/ /*-[00.0000.01#.!]-*/ /*-[--.---.---.--]-*/
yregex_sets__clear (char a_unmark)
{
int i = 0;
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_senter (__FUNCTION__);
s_mapcount = 0;
for (i = 0; i < 256; ++i) s_map [i] = a_unmark;
s_map [256] = 0;
/*---(complete)-----------------------*/
DEBUG_YREGEX yLOG_sexit (__FUNCTION__);
return 0;
}
char /*-> tbd --------------------------------[ ------ [fe.LA5.196.D1]*/ /*-[03.0000.01#.D]-*/ /*-[--.---.---.--]-*/
yregex_sets__mapper (char *a_regex, int *a_rpos)
{
/*---(locals)-----------+-----+-----+-*/
char rce = -10;
int l = 0;
int i = 0;
int j = 0;
char x_bslash = '-';
char x_range = '-';
uchar x_sch = 0;
uchar x_ch = 0;
char x_unmark = ' ';
char x_mark = '.';
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_enter (__FUNCTION__);
/*---(defense)------------------------*/
DEBUG_YREGEX yLOG_point ("a_regex" , a_regex);
--rce; if (a_regex == NULL) {
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
DEBUG_YREGEX yLOG_info ("a_regex" , a_regex);
l = strlen (a_regex);
DEBUG_YREGEX yLOG_value ("l" , l);
DEBUG_YREGEX yLOG_point ("a_rpos" , a_rpos);
--rce; if (a_rpos == NULL) {
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
--rce; if (*a_rpos < 0 ) {
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
--rce; if (*a_rpos >= l) {
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
--rce; if (a_regex [*a_rpos] != '[') {
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
++(*a_rpos);
/*---(defaults)-----------------------*/
if (a_regex [*a_rpos] == '^') {
DEBUG_YREGEX yLOG_note ("found leading inverse sign");
x_unmark = '.';
x_mark = ' ';
++(*a_rpos);
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
}
DEBUG_YREGEX yLOG_char ("x_mark" , x_mark);
DEBUG_YREGEX yLOG_char ("x_unmark" , x_unmark);
yregex_sets__clear (x_unmark);
/*---(map)----------------------------*/
DEBUG_YREGEX yLOG_note ("walk through regex");
--rce; for (i = *a_rpos; i < l; ++i) {
/*---(prepare)---------------------*/
x_ch = a_regex [i];
DEBUG_YREGEX yLOG_value ("x_ch" , x_ch);
/*---(backslash)-------------------*/
if (x_ch == '\\') {
DEBUG_YREGEX yLOG_note ("found backslash");
if (x_bslash != 'y') {
x_bslash = 'y';
continue;
}
}
/*---(end)-------------------------*/
if (x_ch == ']' && x_bslash != 'y') {
DEBUG_YREGEX yLOG_note ("found right square bracket");
break;
}
/*---(hyphen)----------------------*/
if (x_ch == '-') {
if (a_regex [i - 1] == '[') {
DEBUG_YREGEX yLOG_note ("found prefix hyphen, process it");
} else if (a_regex [i + 1] == ']') {
DEBUG_YREGEX yLOG_note ("found suffix hyphen, process it");
} else if (strchr (YSTR_LOWER , a_regex [i - 1]) != NULL && strchr (YSTR_LOWER , a_regex [i + 1]) != NULL) {
DEBUG_YREGEX yLOG_complex ("range" , "lower case %c to %c", a_regex [i - 1], a_regex [i + 1]);
x_ch = a_regex [++i];
x_range = 'y';
} else if (strchr (YSTR_UPPER , a_regex [i - 1]) != NULL && strchr (YSTR_UPPER , a_regex [i + 1]) != NULL) {
DEBUG_YREGEX yLOG_complex ("range" , "upper case %c to %c", a_regex [i - 1], a_regex [i + 1]);
x_ch = a_regex [++i];
x_range = 'y';
} else if (strchr (YSTR_NUMBER, a_regex [i - 1]) != NULL && strchr (YSTR_NUMBER, a_regex [i + 1]) != NULL) {
DEBUG_YREGEX yLOG_complex ("range" , "numeric %c to %c", a_regex [i - 1], a_regex [i + 1]);
x_ch = a_regex [++i];
x_range = 'y';
} else if (strchr (YSTR_GREEK , a_regex [i - 1]) != NULL && strchr (YSTR_GREEK , a_regex [i + 1]) != NULL) {
DEBUG_YREGEX yLOG_complex ("range" , "greek %c to %c", a_regex [i - 1], a_regex [i + 1]);
x_ch = a_regex [++i];
x_range = 'y';
} else {
DEBUG_YREGEX yLOG_note ("range end not A-Za-z0-9è-ÿ, just a hyphen");
yregex_error_add ('w', CAT_SET, i, 1, "not a range, just a hyphen");
}
}
/*---(range)-----------------------*/
if (x_range == 'y') {
DEBUG_YREGEX yLOG_note ("update range");
DEBUG_YREGEX yLOG_char ("x_sch" , x_sch);
DEBUG_YREGEX yLOG_char ("x_ch" , x_ch);
if (x_ch < x_sch) {
DEBUG_YREGEX yLOG_note ("backwards ranges are illegal");
yregex_error_add ('F', CAT_SET, i - 2, 3, "backwards range is illegal");
yregex_sets__clear (x_unmark);
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
for (j = x_sch; j <= x_ch; ++j) s_map [j] = x_mark;
}
/*---(single)----------------------*/
else {
DEBUG_YREGEX yLOG_note ("update single");
s_map [x_ch] = x_mark;
}
/*---(next)------------------------*/
DEBUG_YREGEX yLOG_note ("get ready for next run");
x_sch = x_ch;
x_bslash = '-';
x_range = '-';
}
/*---(check for runon)----------------*/
--rce; if (i == l) {
yregex_error_add ('F', CAT_SET, i - 1, 1, "no set end marker, run-on");
yregex_sets__clear (x_unmark);
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
*a_rpos = i;
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
s_mapcount = 0;
for (i = 0; i < 256; ++i) if (s_map [i] == '.') ++s_mapcount;
DEBUG_YREGEX yLOG_value ("mapcount" , s_mapcount);
/*---(complete)-----------------------*/
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 1;
}
/*====================------------------------------------====================*/
/*===---- finding sets ----===*/
/*====================------------------------------------====================*/
static void o___FINDING_________________o (void) {;}
char yregex_sets__by_cursor (char a_move , tSETS **r_back) { return yregex_share__by_cursor (TYPE_SETS, &s_head, &s_tail, &s_curr, r_back, a_move); }
char yregex_sets__by_index (int a_index , tSETS **r_back) { return yregex_share__by_index (TYPE_SETS, &s_head, &s_curr, r_back, a_index); }
int yregex_sets__by_abbr (char a_abbr , tSETS **r_back) { return yregex_share__by_abbr (TYPE_SETS, &s_head, r_back, a_abbr); }
int yregex_sets__by_name (char *a_name, tSETS **r_back) { return yregex_share__by_name (TYPE_SETS, &s_head, r_back, a_name); }
int /*-> tbd --------------------------------[ leaf [fe.833.044.30]*/ /*-[01.0000.01#.!]-*/ /*-[--.---.---.--]-*/
yregex_sets__by_map (tSETS **r_back)
{
/*---(locals)-----------+-----+-----+-*/
char rce = -10;
int x_set = -1;
int x_len = 0;
int n = 0;
tSETS *x_curr = NULL;
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_senter (__FUNCTION__);
/*---(default)------------------------*/
if (r_back != NULL) *r_back = NULL;
/*---(defense)------------------------*/
x_len = strllen (s_map, LEN_MAP );
DEBUG_YREGEX yLOG_sint (x_len);
--rce; if (x_len < 256) {
DEBUG_YREGEX yLOG_snote ("too short");
DEBUG_YREGEX yLOG_sexitr (__FUNCTION__, rce);
return rce;
}
--rce; if (x_len > 256) {
DEBUG_YREGEX yLOG_snote ("too long");
DEBUG_YREGEX yLOG_sexitr (__FUNCTION__, rce);
return rce;
}
/*---(walk)---------------------------*/
x_curr = s_head;
while (x_curr != NULL) {
if (strcmp (x_curr->map, s_map) == 0) break;
++n;
x_curr = x_curr->m_next;
}
/*---(check)--------------------------*/
DEBUG_YREGEX yLOG_spoint (x_curr);
--rce; if (x_curr == NULL) {
DEBUG_YREGEX yLOG_sexitr (__FUNCTION__, rce);
return rce;
}
/*---(saveback)-----------------------*/
DEBUG_YREGEX yLOG_snote ("found");
if (r_back != NULL) *r_back = x_curr;
/*---(complete)-----------------------*/
DEBUG_YREGEX yLOG_sexit (__FUNCTION__);
return n;
}
/*====================------------------------------------====================*/
/*===---- other elements ----===*/
/*====================------------------------------------====================*/
static void o___OTHER___________________o (void) {;}
int /*-> tbd --------------------------------[ ------ [fe.D55.138.72]*/ /*-[01.0000.01#.A]-*/ /*-[--.---.---.--]-*/
yregex_sets__standard (int *a_rpos)
{
/*---(locals)-----------+-----+-----+-*/
char rce = -10;
char t [LEN_NAME] = "";
int x_set = 0;
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_enter (__FUNCTION__);
/*---(defense)------------------------*/
DEBUG_YREGEX yLOG_point ("a_rpos" , a_rpos);
--rce; if (a_rpos == NULL) {
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
--rce; if (*a_rpos < 0) {
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
DEBUG_YREGEX yLOG_value ("myREGEX.rlen" , myREGEX.rlen);
--rce; if (*a_rpos >= myREGEX.rlen - 7) {
DEBUG_YREGEX yLOG_note ("not enough room for full name");
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
--rce; if (myREGEX.regex [*a_rpos ] != '[') {
DEBUG_YREGEX yLOG_note ("does not have [ to left");
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
--rce; if (myREGEX.regex [*a_rpos + 1] != ':') {
DEBUG_YREGEX yLOG_note ("does not have : at current position");
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
--rce; if (myREGEX.regex [*a_rpos + 7] != ':') {
DEBUG_YREGEX yLOG_note ("does not have : near end");
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
--rce; if (myREGEX.regex [*a_rpos + 8] != ']') {
DEBUG_YREGEX yLOG_note ("does not have ] at end");
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
/*---(check for set)------------------*/
sprintf (t, "%-5.5s", myREGEX.regex + *a_rpos + 2);
DEBUG_YREGEX yLOG_info ("name" , t);
x_set = yregex_sets__by_name (t, NULL);
DEBUG_YREGEX yLOG_value ("x_set" , x_set);
--rce; if (x_set < 0) {
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
/*---(append set)---------------------*/
yregex_comp_add ('[', x_set);
*a_rpos += 8;
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
/*---(complete)-----------------------*/
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 1;
}
/*====================------------------------------------====================*/
/*===---- compilation ----===*/
/*====================------------------------------------====================*/
static void o___COMPILE_________________o (void) {;}
char /*-> tbd --------------------------------[ ------ [fe.B44.145.52]*/ /*-[01.0000.01#.B]-*/ /*-[--.---.---.--]-*/
yregex_sets_backslash (int *a_rpos)
{
/*---(locals)-----------+-----+-----+-*/
char rce = -10;
int x_set = 0;
char t [LEN_NAME] = "";
uchar x_ch = '-';
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_enter (__FUNCTION__);
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
/*---(defense)------------------------*/
--rce; if (*a_rpos < 0 ) {
DEBUG_YREGEX yLOG_note ("before the beginning of the regex");
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
DEBUG_YREGEX yLOG_value ("myREGEX.rlen" , myREGEX.rlen);
--rce; if (*a_rpos >= myREGEX.rlen) {
DEBUG_YREGEX yLOG_note ("current position already past end");
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
x_ch = myREGEX.regex [*a_rpos];
DEBUG_YREGEX yLOG_value ("x_ch" , x_ch);
--rce; if (x_ch != '\\') {
DEBUG_YREGEX yLOG_note ("does not start with a backslash");
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
/*---(advance)------------------------*/
++(*a_rpos);
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
x_ch = myREGEX.regex [*a_rpos];
DEBUG_YREGEX yLOG_value ("x_ch" , x_ch);
/*---(check for set)------------------*/
DEBUG_YREGEX yLOG_info ("allowed" , s_allowed);
if (strchr (s_allowed, x_ch) != NULL) {
x_set = yregex_sets__by_abbr (x_ch, NULL);
}
DEBUG_YREGEX yLOG_value ("x_set" , x_set);
/*---(append set)---------------------*/
if (x_set > 0) {
yregex_comp_add ('[', x_set);
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 1;
}
/*---(boundaries)---------------------*/
if (x_ch == 'b') {
DEBUG_YREGEX yLOG_note ("begin word marker");
yregex_comp_add ('<', yregex_sets__by_abbr ('w', NULL));
yregex_comp_mod ('<');
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 1;
}
if (x_ch == 'B') {
DEBUG_YREGEX yLOG_note ("end word marker");
yregex_comp_add ('>', yregex_sets__by_abbr ('w', NULL));
yregex_comp_mod ('>');
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 1;
}
/*---(literal)------------------------*/
yregex_comp_add (x_ch, 0);
/*---(complete)-----------------------*/
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 0;
}
char /*-> tbd --------------------------------[ ------ [fe.632.152.12]*/ /*-[01.0000.01#.!]-*/ /*-[--.---.---.--]-*/
yregex_sets_dot (int *a_rpos)
{
/*---(locals)-----------+-----+-----+-*/
char rce = -10;
char rc = -1;
int x_set = 0;
char t [LEN_NAME] = "";
char x_ch = ' ';
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_enter (__FUNCTION__);
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
/*---(defense)------------------------*/
x_ch = myREGEX.regex [*a_rpos];
DEBUG_YREGEX yLOG_char ("x_ch" , x_ch);
--rce; if (x_ch != '.') {
DEBUG_YREGEX yLOG_note ("not positioned on a dot");
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
/*---(set)----------------------------*/
x_set = yregex_sets__by_name ("dotta", NULL);
yregex_comp_add ('[', x_set);
/*---(complete)-----------------------*/
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 1;
}
char /*-> tbd --------------------------------[ ------ [fe.D54.156.65]*/ /*-[02.0000.01#.!]-*/ /*-[--.---.---.--]-*/
yregex_sets_comp (int *a_rpos)
{
/*---(locals)-----------+-----+-----+-*/
char rce = -10;
char rc = -1;
int x_set = 0;
char t [LEN_NAME] = "";
char x_ch = ' ';
char x_beg = 0;
char x_end = 0;
char x_len = 0;
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_enter (__FUNCTION__);
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
x_ch = myREGEX.regex [*a_rpos];
DEBUG_YREGEX yLOG_value ("x_ch" , x_ch);
--rce; if (x_ch == ']') {
yregex_error_add ('F', CAT_SET, *a_rpos, 1, "closing never openned set");
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
--rce; if (x_ch != '[') {
DEBUG_YREGEX yLOG_note ("does not start with a [");
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
/*---(advance)------------------------*/
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
x_beg = *a_rpos;
x_ch = myREGEX.regex [*a_rpos + 1];
DEBUG_YREGEX yLOG_value ("x_ch" , x_ch);
/*---(check standard sets)------------*/
if (x_ch == ':') {
DEBUG_YREGEX yLOG_note ("is colon (:) posix set indicator");
rc = yregex_sets__standard (a_rpos);
DEBUG_YREGEX yLOG_value ("rc" , rc);
if (rc > 0) {
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 1;
}
}
/*---(map the set)--------------------*/
rc = yregex_sets__mapper (myREGEX.regex, a_rpos);
--rce; if (rc < 0) {
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
DEBUG_YREGEX yLOG_value ("*a_rpos" , *a_rpos);
x_end = *a_rpos;
/*---(try to find existing)-----------*/
x_set = yregex_sets__by_map (NULL);
DEBUG_YREGEX yLOG_value ("x_set" , x_set);
if (x_set > 0) {
yregex_comp_add ('[', x_set);
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 1;
}
/*---(add a new one)------------------*/
x_len = x_end - x_beg + 1;
sprintf (t, "%*.*s", x_len, x_len, myREGEX.regex + x_beg);
x_set = yregex_sets__save (t);
DEBUG_YREGEX yLOG_value ("x_set" , x_set);
if (x_set > 0) {
yregex_comp_add ('[', x_set);
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 1;
}
/*---(failed)-------------------------*/
--rce;
DEBUG_YREGEX yLOG_exitr (__FUNCTION__, rce);
return rce;
}
/*====================------------------------------------====================*/
/*===---- execution ----===*/
/*====================------------------------------------====================*/
static void o___EXECUTE_________________o (void) {;}
char
yregex_sets_break (int a_lvl, int a_rpos, int a_tpos)
{
/*---(locals)-----------+-----+-----+-*/
char rc = 0;
uchar x_reg = 0;
int x_indx = 0;
uchar x_txt = 0;
char x_txtrc = 0;
uchar x_oth = 0;
char x_othrc = 0;
tSETS *x_curr = NULL;
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_enter (__FUNCTION__);
/*---(prepare)------------------------*/
x_reg = myREGEX.comp [a_rpos];
DEBUG_YREGEX yLOG_char ("x_reg" , x_reg);
x_indx = myREGEX.indx [a_rpos];
DEBUG_YREGEX yLOG_value ("x_indx" , x_indx);
x_txt = myREGEX.text [a_tpos];
DEBUG_YREGEX yLOG_char ("x_txt" , x_txt);
rc = yregex_sets__by_index (x_indx, &x_curr);
x_txtrc = x_curr->map [x_txt];
DEBUG_YREGEX yLOG_char ("x_txtrc" , x_txtrc);
x_oth = myREGEX.text [a_tpos - 1];
DEBUG_YREGEX yLOG_char ("x_oth" , x_oth);
x_othrc = x_curr->map [x_oth];
DEBUG_YREGEX yLOG_char ("x_othrc" , x_othrc);
/*---(execute)------------------------*/
switch (x_reg) {
case '<' :
if (a_tpos <= 0) {
DEBUG_YREGEX yLOG_note ("BOW at BOL");
yregex_exec__passed (HAND_ANC);
rc = 1;
break;
}
if (x_othrc == '.' || x_txtrc == ' ') {
DEBUG_YREGEX yLOG_note ("not BOW");
yregex_exec__failed (HAND_ANC);
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 0;
}
DEBUG_YREGEX yLOG_note ("BOW");
yregex_exec__passed (HAND_ANC);
rc = 1;
break;
case '>' :
if (x_txt == 0) {
DEBUG_YREGEX yLOG_note ("EOW at EOL");
yregex_exec__passed (HAND_ANC);
rc = 1;
break;
}
if (x_othrc == ' ' || x_txtrc == '.') {
DEBUG_YREGEX yLOG_note ("not EOW");
yregex_exec__failed (HAND_ANC);
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return 0;
}
DEBUG_YREGEX yLOG_note ("EOW");
yregex_exec__passed (HAND_ANC);
rc = 1;
break;
}
DEBUG_YREGEX yLOG_value ("rc" , rc);
/*---(prepare next)-------------------*/
yregex_exec_launcher (a_lvl + 1, a_rpos, a_tpos - 1, rc);
/*---(return)-------------------------*/
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return rc;
}
char
yregex_sets_exec (int a_level, int a_rpos, int a_tpos)
{
/*---(locals)-----------+-----+-----+-*/
char rc = 0;
uchar x_reg = 0;
int x_indx = 0;
uchar x_txt = 0;
tSETS *x_curr = NULL;
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_enter (__FUNCTION__);
/*---(prepare)------------------------*/
x_reg = myREGEX.comp [a_rpos];
DEBUG_YREGEX yLOG_char ("x_reg" , x_reg);
x_indx = myREGEX.indx [a_rpos];
DEBUG_YREGEX yLOG_value ("x_indx" , x_indx);
x_txt = myREGEX.text [a_tpos];
DEBUG_YREGEX yLOG_char ("x_txt" , x_txt);
/*---(execute)------------------------*/
rc = yregex_sets__by_index (x_indx, &x_curr);
if (x_curr->map [x_txt] == '.') rc = 1;
DEBUG_YREGEX yLOG_value ("rc" , rc);
if (rc > 0) {
DEBUG_YREGEX yLOG_note ("pass");
rc = yregex_exec__passed (HAND_SET);
} else {
DEBUG_YREGEX yLOG_note ("FAIL");
rc = yregex_exec__failed (HAND_SET);
}
/*---(prepare next)-------------------*/
yregex_exec_launcher (a_level + 1, a_rpos, a_tpos, rc);
/*---(complete)-----------------------*/
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return rc;
}
char
yregex_sets_rule (char a_mod, char *a_text, int a_set)
{
/*---(design notes)-------------------*/
/*
* after already being vetted for set in main regex
* this allows checking for special exceptions
*
*
* ºË[´´´]» means capture group Ë includes a letter in the set
* ºË[^´´´]» means capture group Ë does not include a letter in the set
*
*/
/*---(locals)-----------+-----+-----+-*/
char rce = -10;
char rc = 0;
int x_len = 0;
uchar x_txt = 0;
uchar x_mark = 0;
int i = 0;
tSETS *x_curr = NULL;
/*---(header)-------------------------*/
DEBUG_YREGEX yLOG_enter (__FUNCTION__);
/*---(prepare)------------------------*/
--rce; if (a_text == NULL ) return rce;
x_len = strllen (a_text, LEN_TEXT);
DEBUG_YREGEX yLOG_complex ("a_text" , "%2då%sæ", x_len, a_text);
yregex_sets__by_index (a_set, &x_curr);
DEBUG_YREGEX yLOG_complex ("set" , "%2d, %-10p, %s", a_set, x_curr, x_curr->name);
DEBUG_YREGEX yLOG_info ("map" , x_curr->map);
if (a_mod == '[') {
DEBUG_YREGEX yLOG_note ("normal has-a match");
rc = 0;
} else {
DEBUG_YREGEX yLOG_note ("inverse does-not-have-a match");
rc = 1;
}
DEBUG_YREGEX yLOG_complex ("mod" , "%c, %d", a_mod, rc);
for (i = 0; i < x_len; ++i) {
x_txt = a_text [i];
x_mark = x_curr->map [x_txt];
if (a_mod == '[' && x_mark == '.') rc = 1;
if (a_mod == ']' && x_mark == ' ') rc = 0;
}
DEBUG_YREGEX yLOG_value ("rc" , rc);
/*---(complete)-----------------------*/
DEBUG_YREGEX yLOG_exit (__FUNCTION__);
return rc;
}
/*====================------------------------------------====================*/
/*===---- unit testing ----===*/
/*====================------------------------------------====================*/
static void o___UNITTEST________________o (void) {;}
char*
yregex_sets__memory (void *a_cur)
{
/*---(locals)-----------+-----+-----+-*/
int n = 0;
tSETS *x_cur = NULL;
/*---(cast)---------------------------*/
x_cur = (tSETS *) a_cur;
/*---(defense)------------------------*/
if (x_cur == NULL) {
strlcpy (g_print, "n/a", LEN_RECD);
return g_print;
}
/*---(defense)------------------------*/
strlcpy (g_print, "å__.___.__æ", LEN_RECD);
++n; if (x_cur->type != '-') g_print [n] = 'X';
++n; if (x_cur->abbr != '-') g_print [n] = 'X';
++n;
++n; if (x_cur->name != NULL) g_print [n] = 'X';
++n; if (x_cur->map != NULL) g_print [n] = 'X';
++n; if (x_cur->count != 0) g_print [n] = 'X';
++n;
++n; if (x_cur->m_prev != NULL) g_print [n] = 'X';
++n; if (x_cur->m_next != NULL) g_print [n] = 'X';
return g_print;
}
char
yregex_sets__setmap (char *a_map)
{
strlcpy (s_map, a_map, LEN_MAP);
return 0;
}
char* /*-> unit test accessor -----------------[ light [us.D90.241.L0]*/ /*-[03.0000.00#.#]-*/ /*-[--.---.---.--]-*/
yregex_sets__unit (char *a_question, int a_num)
{
/*---(locals)-----------+-----+-----+-*/
int i = 0;
char r [LEN_TERSE] = "";
char s [LEN_TERSE] = "";
char t [LEN_HUND] = "";
int c = 0;
int n = 0;
/*---(initialize)---------------------*/
strlcpy (unit_answer, "SETS unit, unknown request", 100);
/*---(mapping)------------------------*/
if (strcmp (a_question, "count" ) == 0) {
yregex_share__unit (TYPE_SETS, s_head, s_tail, s_count, "count", 0);
}
else if (strcmp (a_question, "list" ) == 0) {
yregex_share__unit (TYPE_SETS, s_head, s_tail, s_count, "list" , 0);
}
else if (strncmp (a_question, "map" , 20) == 0) {
if (a_num < 0 || a_num > 3)
snprintf (unit_answer, LEN_TEXT, "SETS map : unknown area");
else {
for (i = 0; i < 64; ++i) {
n = (a_num * 64) + i;
if (s_map [n] == '.') {
switch (n) {
case 127 : t [i] = '´'; break;
case 160 : t [i] = ' '; break;
default : t [i] = YSTR_FULL [n]; break;
}
++c;
} else {
t [i] = '·';
}
t [i + 1] = '\0';
}
if (s_mapcount > 0) sprintf (r, "%3d", s_mapcount);
else sprintf (r, " -");
if (c > 0) sprintf (s, "%2d", c);
else sprintf (s, " -");
snprintf (unit_answer, LEN_TEXT, "SETS map (%02x) : %s %så%sæ", a_num * 64, r, s, t);
}
}
/*---(complete)-----------------------*/
return unit_answer;
}
/*===============================[[ end code ]]===============================*/