From eadebf9b4a7626db0b43c8cb43a324e8051cb346 Mon Sep 17 00:00:00 2001
From: markm <markm@FreeBSD.org>
Date: Sun, 2 Dec 2001 13:31:22 +0000
Subject: WARNS=2 fix and 'register' removal.

---
 usr.bin/compress/Makefile   |  2 +-
 usr.bin/compress/compress.c | 22 +++++++++++-----------
 usr.bin/compress/zopen.c    | 35 +++++++++++++++++++----------------
 3 files changed, 31 insertions(+), 28 deletions(-)

(limited to 'usr.bin/compress')

diff --git a/usr.bin/compress/Makefile b/usr.bin/compress/Makefile
index 77e01ba..498ab04 100644
--- a/usr.bin/compress/Makefile
+++ b/usr.bin/compress/Makefile
@@ -2,8 +2,8 @@
 # $FreeBSD$
 
 PROG=	compress
-CFLAGS+=-Wall
 SRCS=	compress.c zopen.c
+WARNS?= 2
 LINKS=	${BINDIR}/compress ${BINDIR}/uncompress
 MLINKS=	compress.1 uncompress.1
 
diff --git a/usr.bin/compress/compress.c b/usr.bin/compress/compress.c
index 4f91f6c..24048eb 100644
--- a/usr.bin/compress/compress.c
+++ b/usr.bin/compress/compress.c
@@ -64,12 +64,12 @@ static const char rcsid[] =
 
 #include "zopen.h"
 
-void	compress __P((char *, char *, int));
+void	compress __P((const char *, const char *, int));
 void	cwarn __P((const char *, ...)) __printflike(1, 2);
 void	cwarnx __P((const char *, ...)) __printflike(1, 2);
-void	decompress __P((char *, char *, int));
-int	permission __P((char *));
-void	setfile __P((char *, struct stat *));
+void	decompress __P((const char *, const char *, int));
+int	permission __P((const char *));
+void	setfile __P((const char *, struct stat *));
 void	usage __P((int));
 
 int eval, force, verbose;
@@ -196,10 +196,10 @@ main(argc, argv)
 
 void
 compress(in, out, bits)
-	char *in, *out;
+	const char *in, *out;
 	int bits;
 {
-	register int nr;
+	size_t nr;
 	struct stat isb, sb;
 	FILE *ifp, *ofp;
 	int exists, isreg, oreg;
@@ -286,10 +286,10 @@ err:	if (ofp) {
 
 void
 decompress(in, out, bits)
-	char *in, *out;
+	const char *in, *out;
 	int bits;
 {
-	register int nr;
+	size_t nr;
 	struct stat sb;
 	FILE *ifp, *ofp;
 	int exists, isreg, oreg;
@@ -353,8 +353,8 @@ err:	if (ofp) {
 
 void
 setfile(name, fs)
-	char *name;
-	register struct stat *fs;
+	const char *name;
+	struct stat *fs;
 {
 	static struct timeval tv[2];
 
@@ -385,7 +385,7 @@ setfile(name, fs)
 
 int
 permission(fname)
-	char *fname;
+	const char *fname;
 {
 	int ch, first;
 
diff --git a/usr.bin/compress/zopen.c b/usr.bin/compress/zopen.c
index abe31f2..35e00b0 100644
--- a/usr.bin/compress/zopen.c
+++ b/usr.bin/compress/zopen.c
@@ -33,6 +33,8 @@
  * 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.
+ *
+ * $FreeBSD$
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
@@ -101,8 +103,8 @@ struct s_zstate {
 	enum {
 		S_START, S_MIDDLE, S_EOF
 	} zs_state;			/* State of computation */
-	int zs_n_bits;			/* Number of bits/code. */
-	int zs_maxbits;			/* User settable max # bits/code. */
+	size_t zs_n_bits;			/* Number of bits/code. */
+	size_t zs_maxbits;			/* User settable max # bits/code. */
 	code_int zs_maxcode;		/* Maximum code, given n_bits. */
 	code_int zs_maxmaxcode;		/* Should NEVER generate this code. */
 	count_int zs_htab [HSIZE];
@@ -117,7 +119,7 @@ struct s_zstate {
 	int zs_clear_flg;
 	long zs_ratio;
 	count_int zs_checkpoint;
-	int zs_offset;
+	size_t zs_offset;
 	long zs_in_count;		/* Length of input. */
 	long zs_bytes_out;		/* Length of compressed output. */
 	long zs_out_count;		/* # of codes output (for debugging). */
@@ -238,8 +240,8 @@ zwrite(cookie, wbp, num)
 	const char *wbp;
 	int num;
 {
-	register code_int i;
-	register int c, disp;
+	code_int i;
+	int c, disp;
 	struct s_zstate *zs;
 	const u_char *bp;
 	u_char tmp;
@@ -250,7 +252,7 @@ zwrite(cookie, wbp, num)
 
 	zs = cookie;
 	count = num;
-	bp = (u_char *)wbp;
+	bp = wbp;
 	if (state == S_MIDDLE)
 		goto middle;
 	state = S_MIDDLE;
@@ -374,8 +376,9 @@ output(zs, ocode)
 	struct s_zstate *zs;
 	code_int ocode;
 {
-	register int bits, r_off;
-	register char_type *bp;
+	int r_off;
+	size_t bits;
+	char_type *bp;
 
 	r_off = offset;
 	bits = n_bits;
@@ -464,7 +467,7 @@ zread(cookie, rbp, num)
 	char *rbp;
 	int num;
 {
-	register u_int count;
+	u_int count;
 	struct s_zstate *zs;
 	u_char *bp, header[3];
 
@@ -573,9 +576,9 @@ static code_int
 getcode(zs)
 	struct s_zstate *zs;
 {
-	register code_int gcode;
-	register int r_off, bits;
-	register char_type *bp;
+	code_int gcode;
+	int r_off, bits;
+	char_type *bp;
 
 	bp = gbuf;
 	if (clear_flg > 0 || roffset >= size || free_ent > maxcode) {
@@ -632,7 +635,7 @@ static int
 cl_block(zs)			/* Table clear for block compress. */
 	struct s_zstate *zs;
 {
-	register long rat;
+	long rat;
 
 	checkpoint = in_count + CHECK_GAP;
 
@@ -660,10 +663,10 @@ cl_block(zs)			/* Table clear for block compress. */
 static void
 cl_hash(zs, cl_hsize)			/* Reset code table. */
 	struct s_zstate *zs;
-	register count_int cl_hsize;
+	count_int cl_hsize;
 {
-	register count_int *htab_p;
-	register long i, m1;
+	count_int *htab_p;
+	long i, m1;
 
 	m1 = -1;
 	htab_p = htab + cl_hsize;
-- 
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