ANSIfy the RE compiler.

1 files changed, 59 insertions, 52 deletions

diff --git a/generic/regc_cvec.c b/generic/regc_cvec.c
index d2d56fc..f4c6dd0 100644
--- a/generic/regc_cvec.c
+++ b/generic/regc_cvec.c
@@ -3,20 +3,20 @@
  * This file is #included by regcomp.c.
  *
  * Copyright (c) 1998, 1999 Henry Spencer.  All rights reserved.
- * 
+ *
  * Development of this software was funded, in part, by Cray Research Inc.,
  * UUNET Communications Services Inc., Sun Microsystems Inc., and Scriptics
- * Corporation, none of whom are responsible for the results.  The author
- * thanks all of them. 
- * 
+ * Corporation, none of whom are responsible for the results. The author
+ * thanks all of them.
+ *
  * Redistribution and use in source and binary forms -- with or without
  * modification -- are permitted for any purpose, provided that
  * redistributions in source form retain this entire copyright notice and
  * indicate the origin and nature of any modifications.
- * 
- * I'd appreciate being given credit for this package in the documentation
- * of software which uses it, but that is not a requirement.
- * 
+ *
+ * I'd appreciate being given credit for this package in the documentation of
+ * software which uses it, but that is not a requirement.
+ *
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
@@ -27,18 +27,17 @@
  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
  */
-
+
 /*
  - newcvec - allocate a new cvec
  ^ static struct cvec *newcvec(int, int, int);
  */
 static struct cvec *
-newcvec(nchrs, nranges, nmcces)
-    int nchrs;				/* to hold this many chrs... */
-    int nranges;			/* ... and this many ranges... */
-    int nmcces;				/* ... and this many MCCEs */
+newcvec(
+    int nchrs,			/* to hold this many chrs... */
+    int nranges,		/* ... and this many ranges... */
+    int nmcces)			/* ... and this many MCCEs */
 {
     size_t n;
     size_t nc;
@@ -58,15 +57,15 @@ newcvec(nchrs, nranges, nmcces)
     cv->rangespace = nranges;
     return clearcvec(cv);
 }
-
+
 /*
  - clearcvec - clear a possibly-new cvec
  * Returns pointer as convenience.
  ^ static struct cvec *clearcvec(struct cvec *);
  */
 static struct cvec *
-clearcvec(cv)
-    struct cvec *cv;			/* character vector */
+clearcvec(
+    struct cvec *cv)		/* character vector */
 {
     int i;
 
@@ -82,45 +81,45 @@ clearcvec(cv)
 
     return cv;
 }
-
+
 /*
  - addchr - add a chr to a cvec
  ^ static VOID addchr(struct cvec *, pchr);
  */
-static VOID
-addchr(cv, c)
-    struct cvec *cv;			/* character vector */
-    pchr c;				/* character to add */
+static void
+addchr(
+    struct cvec *cv,		/* character vector */
+    pchr c)			/* character to add */
 {
     assert(cv->nchrs < cv->chrspace - cv->nmccechrs);
     cv->chrs[cv->nchrs++] = (chr)c;
 }
-
+
 /*
  - addrange - add a range to a cvec
  ^ static VOID addrange(struct cvec *, pchr, pchr);
  */
-static VOID
-addrange(cv, from, to)
-    struct cvec *cv;			/* character vector */
-    pchr from;				/* first character of range */
-    pchr to;				/* last character of range */
+static void
+addrange(
+    struct cvec *cv,		/* character vector */
+    pchr from,			/* first character of range */
+    pchr to)			/* last character of range */
 {
     assert(cv->nranges < cv->rangespace);
     cv->ranges[cv->nranges*2] = (chr)from;
     cv->ranges[cv->nranges*2 + 1] = (chr)to;
     cv->nranges++;
 }
-
+
 /*
  - addmcce - add an MCCE to a cvec
  ^ static VOID addmcce(struct cvec *, chr *, chr *);
  */
-static VOID
-addmcce(cv, startp, endp)
-    struct cvec *cv;			/* character vector */
-    chr *startp;			/* beginning of text */
-    chr *endp;				/* just past end of text */
+static void
+addmcce(
+    struct cvec *cv,		/* character vector */
+    chr *startp,		/* beginning of text */
+    chr *endp)			/* just past end of text */
 {
     int len;
     int i;
@@ -139,19 +138,19 @@ addmcce(cv, startp, endp)
     for (s = startp, i = len; i > 0; s++, i--) {
 	*d++ = *s;
     }
-    *d++ = 0;				/* endmarker */
+    *d++ = 0;			/* endmarker */
     assert(d == &cv->chrs[cv->chrspace - cv->nmccechrs]);
     cv->nmccechrs += len + 1;
 }
-
+
 /*
  - haschr - does a cvec contain this chr?
  ^ static int haschr(struct cvec *, pchr);
  */
-static int				/* predicate */
-haschr(cv, c)
-    struct cvec *cv;			/* character vector */
-    pchr c;				/* character to test for */
+static int			/* predicate */
+haschr(
+    struct cvec *cv,		/* character vector */
+    pchr c)			/* character to test for */
 {
     int i;
     chr *p;
@@ -168,20 +167,20 @@ haschr(cv, c)
     }
     return 0;
 }
-
+
 /*
  - getcvec - get a cvec, remembering it as v->cv
  ^ static struct cvec *getcvec(struct vars *, int, int, int);
  */
 static struct cvec *
-getcvec(v, nchrs, nranges, nmcces)
-    struct vars *v;			/* context */
-    int nchrs;				/* to hold this many chrs... */
-    int nranges;			/* ... and this many ranges... */
-    int nmcces;				/* ... and this many MCCEs */
+getcvec(
+    struct vars *v,		/* context */
+    int nchrs,			/* to hold this many chrs... */
+    int nranges,		/* ... and this many ranges... */
+    int nmcces)			/* ... and this many MCCEs */
 {
-    if (v->cv != NULL && nchrs <= v->cv->chrspace &&
-	    nranges <= v->cv->rangespace && nmcces <= v->cv->mccespace) {
+    if ((v->cv != NULL) && (nchrs <= v->cv->chrspace) &&
+	    (nranges <= v->cv->rangespace) && (nmcces <= v->cv->mccespace)) {
 	return clearcvec(v->cv);
     }
 
@@ -195,14 +194,22 @@ getcvec(v, nchrs, nranges, nmcces)
 
     return v->cv;
 }
-
+
 /*
  - freecvec - free a cvec
  ^ static VOID freecvec(struct cvec *);
  */
-static VOID
-freecvec(cv)
-    struct cvec *cv;			/* character vector */
+static void
+freecvec(
+    struct cvec *cv)		/* character vector */
 {
     FREE(cv);
 }
+
+/*
+ * Local Variables:
+ * mode: c
+ * c-basic-offset: 4
+ * fill-column: 78
+ * End:
+ */