struct re_guts *g;
int eflags;
regmatch_t *pmatch; /* [nsub+1] (0 element unused) */
- char *offp; /* offsets work from here */
- char *beginp; /* start of string -- virtual NUL precedes */
- char *endp; /* end of string -- virtual NUL here */
- char *coldp; /* can be no match starting before here */
- char **lastpos; /* [nplus+1] */
+ const char *offp; /* offsets work from here */
+ const char *beginp; /* start of string -- virtual NUL precedes */
+ const char *endp; /* end of string -- virtual NUL here */
+ const char *coldp; /* can be no match starting before here */
+ const char **lastpos; /* [nplus+1] */
STATEVARS;
states st; /* current states */
states fresh; /* states for a fresh start */
/*
- matcher - the actual matching engine
- == static int matcher(register struct re_guts *g, char *string, \
+ == static int matcher(register struct re_guts *g, const char *string, \
== size_t nmatch, regmatch_t pmatch[], int eflags);
*/
static int /* 0 success, REG_NOMATCH failure */
matcher(g, string, nmatch, pmatch, eflags)
register struct re_guts *g;
-char *string;
+const char *string;
size_t nmatch;
regmatch_t pmatch[];
int eflags;
{
- register char *endp;
+ register const char *endp;
register int i;
struct match mv;
register struct match *m = &mv;
- register char *dp;
+ register const char *dp;
const register sopno gf = g->firststate+1; /* +1 for OEND */
const register sopno gl = g->laststate;
- char *start;
- char *stop;
+ const char *start;
+ const char *stop;
/* simplify the situation where possible */
if (g->cflags®_NOSUB)
dp = dissect(m, m->coldp, endp, gf, gl);
} else {
if (g->nplus > 0 && m->lastpos == NULL)
- m->lastpos = (char **)malloc((g->nplus+1) *
- sizeof(char *));
+ m->lastpos = (const char **)malloc((g->nplus+1) *
+ sizeof(const char *));
if (g->nplus > 0 && m->lastpos == NULL) {
free(m->pmatch);
STATETEARDOWN(m);
}
if (m->pmatch != NULL)
- free((char *)m->pmatch);
+ free((void *)m->pmatch);
if (m->lastpos != NULL)
- free((char *)m->lastpos);
+ free((void *)m->lastpos);
STATETEARDOWN(m);
return(0);
}
/*
- dissect - figure out what matched what, no back references
- == static char *dissect(register struct match *m, char *start, \
+ == static const char *dissect(register struct match *m, char *start, \
== char *stop, sopno startst, sopno stopst);
*/
-static char * /* == stop (success) always */
+static const char * /* == stop (success) always */
dissect(m, start, stop, startst, stopst)
register struct match *m;
-char *start;
-char *stop;
+const char *start;
+const char *stop;
sopno startst;
sopno stopst;
{
register int i;
register sopno ss; /* start sop of current subRE */
register sopno es; /* end sop of current subRE */
- register char *sp; /* start of string matched by it */
- register char *stp; /* string matched by it cannot pass here */
- register char *rest; /* start of rest of string */
- register char *tail; /* string unmatched by rest of RE */
+ register const char *sp; /* start of string matched by it */
+ register const char *stp; /* string matched by it cannot pass here */
+ register const char *rest; /* start of rest of string */
+ register const char *tail; /* string unmatched by rest of RE */
register sopno ssub; /* start sop of subsubRE */
register sopno esub; /* end sop of subsubRE */
- register char *ssp; /* start of string matched by subsubRE */
- register char *sep; /* end of string matched by subsubRE */
- register char *oldssp; /* previous ssp */
- register char *dp;
+ register const char *ssp; /* start of string matched by subsubRE */
+ register const char *sep; /* end of string matched by subsubRE */
+ register const char *oldssp; /* previous ssp */
+ register const char *dp;
AT("diss", start, stop, startst, stopst);
sp = start;
/*
- backref - figure out what matched what, figuring in back references
- == static char *backref(register struct match *m, char *start, \
- == char *stop, sopno startst, sopno stopst, sopno lev);
+ == static const char *backref(register struct match *m, const char *start, \
+ == const char *stop, sopno startst, sopno stopst, sopno lev);
*/
-static char * /* == stop (success) or NULL (failure) */
+static const char * /* == stop (success) or NULL (failure) */
backref(m, start, stop, startst, stopst, lev)
register struct match *m;
-char *start;
-char *stop;
+const char *start;
+const char *stop;
sopno startst;
sopno stopst;
sopno lev; /* PLUS nesting level */
{
register int i;
register sopno ss; /* start sop of current subRE */
- register char *sp; /* start of string matched by it */
+ register const char *sp;/* start of string matched by it */
register sopno ssub; /* start sop of subsubRE */
register sopno esub; /* end sop of subsubRE */
- register char *ssp; /* start of string matched by subsubRE */
- register char *dp;
+ register const char *ssp;/* start of string matched by subsubRE */
+ register const char *dp;
register size_t len;
register int hard;
register sop s;
/* "can't happen" */
assert(nope);
/* NOTREACHED */
- return((char *)NULL); /* dummy */
+ return((const char *)NULL); /* dummy */
}
/*
- fast - step through the string at top speed
- == static char *fast(register struct match *m, char *start, \
- == char *stop, sopno startst, sopno stopst);
+ == static const char *fast(register struct match *m, const char *start, \
+ == const char *stop, sopno startst, sopno stopst);
*/
-static char * /* where tentative match ended, or NULL */
+static const char * /* where tentative match ended, or NULL */
fast(m, start, stop, startst, stopst)
register struct match *m;
-char *start;
-char *stop;
+const char *start;
+const char *stop;
sopno startst;
sopno stopst;
{
register states st = m->st;
register states fresh = m->fresh;
register states tmp = m->tmp;
- register char *p = start;
+ register const char *p = start;
register int c = (start == m->beginp) ? OUT : *(start-1);
register int lastc; /* previous c */
register int flagch;
register int i;
- register char *coldp; /* last p after which no match was underway */
+ register const char *coldp;/* last p after which no match was underway */
CLEAR(st);
SET1(st, startst);
/*
- slow - step through the string more deliberately
- == static char *slow(register struct match *m, char *start, \
- == char *stop, sopno startst, sopno stopst);
+ == static const char *slow(register struct match *m, const char *start, \
+ == const char *stop, sopno startst, sopno stopst);
*/
-static char * /* where it ended */
+static const char * /* where it ended */
slow(m, start, stop, startst, stopst)
register struct match *m;
-char *start;
-char *stop;
+const char *start;
+const char *stop;
sopno startst;
sopno stopst;
{
register states st = m->st;
register states empty = m->empty;
register states tmp = m->tmp;
- register char *p = start;
+ register const char *p = start;
register int c = (start == m->beginp) ? OUT : *(start-1);
register int lastc; /* previous c */
register int flagch;
register int i;
- register char *matchp; /* last p at which a match ended */
+ register const char *matchp; /* last p at which a match ended */
AT("slow", start, stop, startst, stopst);
CLEAR(st);
/*
- at - print current situation
== #ifdef REDEBUG
- == static void at(struct match *m, char *title, char *start, char *stop, \
- == sopno startst, sopno stopst);
+ == static void at(struct match *m, char *title, const char *start, \
+ == const char *stop, sopno startst, sopno stopst);
== #endif
*/
static void
at(m, title, start, stop, startst, stopst)
struct match *m;
-char *title;
-char *start;
-char *stop;
+const char *title;
+const char *start;
+const char *stop;
sopno startst;
sopno stopst;
{
static char pbuf[10];
if (isprint(ch) || ch == ' ')
- ap_snprintf(pbuf, sizeof(pbuf), "%c", ch);
+ snprintf(pbuf, sizeof(pbuf), "%c", ch);
else
- ap_snprintf(pbuf, sizeof(pbuf), "\\%o", ch);
+ snprintf(pbuf, sizeof(pbuf), "\\%o", ch);
return(pbuf);
}
#endif
projects / debian / amanda / blobdiff