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-rw-r--r--regex/engine.c74
-rw-r--r--regex/engine.ih10
-rw-r--r--regex/main.c4
3 files changed, 44 insertions, 44 deletions
diff --git a/regex/engine.c b/regex/engine.c
index be08adf8601..5db8df210bd 100644
--- a/regex/engine.c
+++ b/regex/engine.c
@@ -33,11 +33,11 @@ struct match {
struct re_guts *g;
int eflags;
my_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 */
@@ -66,20 +66,20 @@ static int /* 0 success, REG_NOMATCH failure */
matcher(charset,g, str, nmatch, pmatch, eflags)
CHARSET_INFO *charset;
register struct re_guts *g;
-char *str;
+const char *str;
size_t nmatch;
my_regmatch_t pmatch[];
int eflags;
{
- register char *endp;
+ register const char *endp;
register uint i;
struct match mv;
register struct match *m = &mv;
- register char *dp;
+ register const char *dp;
register const sopno gf = g->firststate+1; /* +1 for OEND */
register const sopno gl = g->laststate;
- char *start;
- char *stop;
+ const char *start;
+ const char *stop;
/* simplify the situation where possible */
if (g->cflags&REG_NOSUB)
@@ -163,7 +163,7 @@ int eflags;
dp = dissect(charset, m, m->coldp, endp, gf, gl);
} else {
if (g->nplus > 0 && m->lastpos == NULL)
- m->lastpos = (char **)malloc((g->nplus+1) *
+ m->lastpos = (const char **)malloc((g->nplus+1) *
sizeof(char *));
if (g->nplus > 0 && m->lastpos == NULL) {
free(m->pmatch);
@@ -235,27 +235,27 @@ int eflags;
== static 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(charset, m, start, stop, startst, stopst)
CHARSET_INFO *charset;
register struct match *m;
-char *start;
-char *stop;
+const char *start;
+const char *stop;
sopno startst;
sopno stopst;
{
register uint 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 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 */
AT("diss", start, stop, startst, stopst);
sp = start;
@@ -421,23 +421,23 @@ sopno stopst;
== static char *backref(register struct match *m, char *start, \
== char *stop, sopno startst, sopno stopst, sopno lev);
*/
-static char * /* == stop (success) or NULL (failure) */
+static const char * /* == stop (success) or NULL (failure) */
backref(charset,m, start, stop, startst, stopst, lev)
CHARSET_INFO *charset;
register struct match *m;
-char *start;
-char *stop;
+const char *start;
+const char *stop;
sopno startst;
sopno stopst;
sopno lev; /* PLUS nesting level */
{
register uint 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;
@@ -627,24 +627,24 @@ sopno lev; /* PLUS nesting level */
== static char *fast(register struct match *m, char *start, \
== char *stop, sopno startst, sopno stopst);
*/
-static char * /* where tentative match ended, or NULL */
+static const char * /* where tentative match ended, or NULL */
fast(charset, m, start, stop, startst, stopst)
CHARSET_INFO *charset;
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);
@@ -719,24 +719,24 @@ sopno stopst;
== static char *slow(register struct match *m, char *start, \
== char *stop, sopno startst, sopno stopst);
*/
-static char * /* where it ended */
+static const char * /* where it ended */
slow(charset, m, start, stop, startst, stopst)
CHARSET_INFO *charset;
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);
diff --git a/regex/engine.ih b/regex/engine.ih
index a9e98abef00..aa0f83e8e2e 100644
--- a/regex/engine.ih
+++ b/regex/engine.ih
@@ -4,11 +4,11 @@ extern "C" {
#endif
/* === engine.c === */
-static int matcher(CHARSET_INFO *charset,register struct re_guts *g, char *string, size_t nmatch, my_regmatch_t pmatch[], int eflags);
-static char *dissect(CHARSET_INFO *charset,register struct match *m, char *start, char *stop, sopno startst, sopno stopst);
-static char *backref(CHARSET_INFO *charset, register struct match *m, char *start, char *stop, sopno startst, sopno stopst, sopno lev);
-static char *fast(CHARSET_INFO *charset, register struct match *m, char *start, char *stop, sopno startst, sopno stopst);
-static char *slow(CHARSET_INFO *charset, register struct match *m, char *start, char *stop, sopno startst, sopno stopst);
+static int matcher(CHARSET_INFO *charset,register struct re_guts *g, const char *string, size_t nmatch, my_regmatch_t pmatch[], int eflags);
+static const char *dissect(CHARSET_INFO *charset,register struct match *m, const char *start, const char *stop, sopno startst, sopno stopst);
+static const char *backref(CHARSET_INFO *charset, register struct match *m, const char *start, const char *stop, sopno startst, sopno stopst, sopno lev);
+static const char *fast(CHARSET_INFO *charset, register struct match *m, const char *start, const char *stop, sopno startst, sopno stopst);
+static const char *slow(CHARSET_INFO *charset, register struct match *m, const char *start, const char *stop, sopno startst, sopno stopst);
static states step(register struct re_guts *g, sopno start, sopno stop, register states bef, int ch, register states aft);
#define BOL (OUT+1)
#define EOL (BOL+1)
diff --git a/regex/main.c b/regex/main.c
index fa97ca89047..e8277053382 100644
--- a/regex/main.c
+++ b/regex/main.c
@@ -17,8 +17,8 @@ regoff_t startoff = 0;
regoff_t endoff = 0;
-extern int split();
-extern void regprint();
+extern int split(char *string, char **fields, int nfields, const char *sep);
+extern void regprint(my_regex_t *r, FILE *d);
/*
- main - do the simple case, hand off to regress() for regression
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