Reduce qabs() and qdiv() to aliases of llabs() and lldiv().

Merge the manual pages and call them deprecated there.

ok and manpage tweak jmc@, ok natano@

12 files changed, 36 insertions, 228 deletions

diff --git a/src/lib/libc/stdlib/Makefile.inc b/src/lib/libc/stdlib/Makefile.inc
index e04d13b839..3489e44021 100644
--- a/src/lib/libc/stdlib/Makefile.inc
+++ b/src/lib/libc/stdlib/Makefile.inc
@@ -1,4 +1,4 @@
-#       $OpenBSD: Makefile.inc,v 1.60 2016/05/02 12:59:24 millert Exp $
+#       $OpenBSD: Makefile.inc,v 1.61 2016/08/14 23:18:03 guenther Exp $
 
 # stdlib sources
 .PATH: ${LIBCSRCDIR}/arch/${MACHINE_CPU}/stdlib ${LIBCSRCDIR}/stdlib
@@ -11,8 +11,8 @@ SRCS+=	a64l.c abort.c atexit.c atoi.c atof.c atol.c atoll.c bsearch.c \
         realpath.c remque.c setenv.c strtoimax.c \
         strtol.c strtoll.c strtonum.c strtoul.c strtoull.c strtoumax.c \
         system.c tfind.c tsearch.c _rand48.c drand48.c erand48.c jrand48.c \
-        lcong48.c lrand48.c mrand48.c nrand48.c seed48.c srand48.c qabs.c \
-        qdiv.c _Exit.c icdb.c
+        lcong48.c lrand48.c mrand48.c nrand48.c seed48.c srand48.c \
+        _Exit.c icdb.c
 
 .if (${MACHINE_CPU} == "i386")
 SRCS+=  abs.S div.S labs.S ldiv.S
@@ -27,5 +27,5 @@ MAN+=	a64l.3 abort.3 abs.3 alloca.3 atexit.3 atof.3 atoi.3 atol.3 atoll.3 \
         bsearch.3 div.3 ecvt.3 exit.3 getenv.3 getopt.3 getopt_long.3 \
         getsubopt.3 hcreate.3 imaxabs.3 imaxdiv.3 insque.3 labs.3 ldiv.3 \
         lldiv.3 lsearch.3 malloc.3 posix_memalign.3 posix_openpt.3 ptsname.3 \
-        qabs.3 qdiv.3 qsort.3 radixsort.3 rand48.3 rand.3 random.3 realpath.3 \
+        qsort.3 radixsort.3 rand48.3 rand.3 random.3 realpath.3 \
         strtod.3 strtonum.3 strtol.3 strtoul.3 system.3 tsearch.3
diff --git a/src/lib/libc/stdlib/div.3 b/src/lib/libc/stdlib/div.3
index 1a2a326269..421400a294 100644
--- a/src/lib/libc/stdlib/div.3
+++ b/src/lib/libc/stdlib/div.3
@@ -27,9 +27,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"     $OpenBSD: div.3,v 1.11 2013/06/05 03:39:23 tedu Exp $
+.\"     $OpenBSD: div.3,v 1.12 2016/08/14 23:18:03 guenther Exp $
 .\"
-.Dd $Mdocdate: June 5 2013 $
+.Dd $Mdocdate: August 14 2016 $
 .Dt DIV 3
 .Os
 .Sh NAME
@@ -55,8 +55,7 @@ and
 .Sh SEE ALSO
 .Xr imaxdiv 3 ,
 .Xr ldiv 3 ,
-.Xr lldiv 3 ,
-.Xr qdiv 3
+.Xr lldiv 3
 .Sh STANDARDS
 The
 .Fn div
diff --git a/src/lib/libc/stdlib/imaxdiv.3 b/src/lib/libc/stdlib/imaxdiv.3
index 20f02e7571..0d4f765373 100644
--- a/src/lib/libc/stdlib/imaxdiv.3
+++ b/src/lib/libc/stdlib/imaxdiv.3
@@ -29,9 +29,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"     $OpenBSD: imaxdiv.3,v 1.6 2014/11/30 21:21:59 schwarze Exp $
+.\"     $OpenBSD: imaxdiv.3,v 1.7 2016/08/14 23:18:03 guenther Exp $
 .\"
-.Dd $Mdocdate: November 30 2014 $
+.Dd $Mdocdate: August 14 2016 $
 .Dt IMAXDIV 3
 .Os
 .Sh NAME
@@ -57,8 +57,7 @@ and
 .Sh SEE ALSO
 .Xr div 3 ,
 .Xr ldiv 3 ,
-.Xr lldiv 3 ,
-.Xr qdiv 3
+.Xr lldiv 3
 .Sh STANDARDS
 The
 .Fn imaxdiv
diff --git a/src/lib/libc/stdlib/labs.3 b/src/lib/libc/stdlib/labs.3
index 55cf548ea5..272a14e3fe 100644
--- a/src/lib/libc/stdlib/labs.3
+++ b/src/lib/libc/stdlib/labs.3
@@ -29,9 +29,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"     $OpenBSD: labs.3,v 1.13 2014/11/30 21:21:59 schwarze Exp $
+.\"     $OpenBSD: labs.3,v 1.14 2016/08/14 23:18:03 guenther Exp $
 .\"
-.Dd $Mdocdate: November 30 2014 $
+.Dd $Mdocdate: August 14 2016 $
 .Dt LABS 3
 .Os
 .Sh NAME
@@ -44,6 +44,8 @@
 .Fn labs "long i"
 .Ft long long
 .Fn llabs "long long j"
+.Ft quad_t
+.Fn qabs "quad_t j"
 .Sh DESCRIPTION
 The
 .Fn labs
@@ -53,6 +55,10 @@ The
 .Fn llabs
 function returns the absolute value of the long long integer
 .Fa j .
+The
+.Fn qabs
+function is a deprecated equivalent of
+.Fn llabs .
 .Sh SEE ALSO
 .Xr abs 3 ,
 .Xr cabs 3 ,
diff --git a/src/lib/libc/stdlib/ldiv.3 b/src/lib/libc/stdlib/ldiv.3
index a8835ab6ac..1fa6f38c45 100644
--- a/src/lib/libc/stdlib/ldiv.3
+++ b/src/lib/libc/stdlib/ldiv.3
@@ -29,9 +29,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"     $OpenBSD: ldiv.3,v 1.12 2013/07/17 05:42:11 schwarze Exp $
+.\"     $OpenBSD: ldiv.3,v 1.13 2016/08/14 23:18:03 guenther Exp $
 .\"
-.Dd $Mdocdate: July 17 2013 $
+.Dd $Mdocdate: August 14 2016 $
 .Dt LDIV 3
 .Os
 .Sh NAME
@@ -57,8 +57,7 @@ and
 .Sh SEE ALSO
 .Xr div 3 ,
 .Xr imaxdiv 3 ,
-.Xr lldiv 3 ,
-.Xr qdiv 3
+.Xr lldiv 3
 .Sh STANDARDS
 The
 .Fn ldiv
diff --git a/src/lib/libc/stdlib/llabs.c b/src/lib/libc/stdlib/llabs.c
index fc2cd8261c..f4a260f4a8 100644
--- a/src/lib/libc/stdlib/llabs.c
+++ b/src/lib/libc/stdlib/llabs.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: llabs.c,v 1.3 2007/01/08 19:39:25 deraadt Exp $       */
+/*      $OpenBSD: llabs.c,v 1.4 2016/08/14 23:18:03 guenther Exp $      */
 
 /*-
  * Copyright (c) 1990 The Regents of the University of California.
@@ -36,3 +36,5 @@ llabs(long long j)
 {
         return (j < 0 ? -j : j);
 }
+
+__weak_alias(qabs, llabs);
diff --git a/src/lib/libc/stdlib/lldiv.3 b/src/lib/libc/stdlib/lldiv.3
index cb2abf681e..ab0bec9fa5 100644
--- a/src/lib/libc/stdlib/lldiv.3
+++ b/src/lib/libc/stdlib/lldiv.3
@@ -29,9 +29,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"     $OpenBSD: lldiv.3,v 1.5 2014/11/30 21:21:59 schwarze Exp $
+.\"     $OpenBSD: lldiv.3,v 1.6 2016/08/14 23:18:03 guenther Exp $
 .\"
-.Dd $Mdocdate: November 30 2014 $
+.Dd $Mdocdate: August 14 2016 $
 .Dt LLDIV 3
 .Os
 .Sh NAME
@@ -41,6 +41,8 @@
 .In stdlib.h
 .Ft lldiv_t
 .Fn lldiv "long long num" "long long denom"
+.Ft qdiv_t
+.Fn qdiv "quad_t num" "quad_t denom"
 .Sh DESCRIPTION
 The
 .Fn lldiv
@@ -54,11 +56,14 @@ members named
 .Fa quot
 and
 .Fa rem .
+The
+.Fn qdiv
+function is a deprecated equivalent of
+.Fn lldiv .
 .Sh SEE ALSO
 .Xr div 3 ,
 .Xr imaxdiv 3 ,
-.Xr ldiv 3 ,
-.Xr qdiv 3
+.Xr ldiv 3
 .Sh STANDARDS
 The
 .Fn lldiv
diff --git a/src/lib/libc/stdlib/lldiv.c b/src/lib/libc/stdlib/lldiv.c
index e8d6c978b3..59c37b878c 100644
--- a/src/lib/libc/stdlib/lldiv.c
+++ b/src/lib/libc/stdlib/lldiv.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: lldiv.c,v 1.1 2006/01/13 17:58:09 millert Exp $       */
+/*      $OpenBSD: lldiv.c,v 1.2 2016/08/14 23:18:03 guenther Exp $      */
 /*
  * Copyright (c) 1990 Regents of the University of California.
  * All rights reserved.
@@ -48,3 +48,5 @@ lldiv(long long num, long long denom)
         }
         return (r);
 }
+
+__weak_alias(qdiv, lldiv);
diff --git a/src/lib/libc/stdlib/qabs.3 b/src/lib/libc/stdlib/qabs.3
deleted file mode 100644
index 6703072e72..0000000000
--- a/src/lib/libc/stdlib/qabs.3
+++ /dev/null
@@ -1,56 +0,0 @@
-.\" Copyright (c) 1990, 1991 The Regents of the University of California.
-.\" All rights reserved.
-.\"
-.\" This code is derived from software contributed to Berkeley by
-.\" the American National Standards Committee X3, on Information
-.\" Processing Systems.
-.\"
-.\" Redistribution and use in source and binary forms, with or without
-.\" modification, are permitted provided that the following conditions
-.\" are met:
-.\" 1. Redistributions of source code must retain the above copyright
-.\"    notice, this list of conditions and the following disclaimer.
-.\" 2. Redistributions in binary form must reproduce the above copyright
-.\"    notice, this list of conditions and the following disclaimer in the
-.\"    documentation and/or other materials provided with the distribution.
-.\" 3. Neither the name of the University nor the names of its contributors
-.\"    may be used to endorse or promote products derived from this software
-.\"    without specific prior written permission.
-.\"
-.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 THE REGENTS OR CONTRIBUTORS BE LIABLE
-.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
-.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
-.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 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.
-.\"
-.\"     $OpenBSD: qabs.3,v 1.13 2013/06/05 03:39:23 tedu Exp $
-.\"
-.Dd $Mdocdate: June 5 2013 $
-.Dt QABS 3
-.Os
-.Sh NAME
-.Nm qabs
-.Nd return the absolute value of a quad integer
-.Sh SYNOPSIS
-.In stdlib.h
-.Ft quad_t
-.Fn qabs "quad_t j"
-.Sh DESCRIPTION
-The
-.Fn qabs
-function returns the absolute value of the quad integer
-.Fa j .
-.Sh SEE ALSO
-.Xr abs 3 ,
-.Xr cabs 3 ,
-.Xr floor 3 ,
-.Xr imaxabs 3 ,
-.Xr labs 3
-.Sh BUGS
-The absolute value of the most negative integer remains negative.
diff --git a/src/lib/libc/stdlib/qabs.c b/src/lib/libc/stdlib/qabs.c
deleted file mode 100644
index 656b93c822..0000000000
--- a/src/lib/libc/stdlib/qabs.c
+++ /dev/null
@@ -1,37 +0,0 @@
-/*      $OpenBSD: qabs.c,v 1.5 2005/08/08 08:05:37 espie Exp $ */
-/*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 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.
- */
-
-#include <stdlib.h>
-
-quad_t
-qabs(quad_t j)
-{
-        return(j < 0 ? -j : j);
-}
diff --git a/src/lib/libc/stdlib/qdiv.3 b/src/lib/libc/stdlib/qdiv.3
deleted file mode 100644
index 5f5275493e..0000000000
--- a/src/lib/libc/stdlib/qdiv.3
+++ /dev/null
@@ -1,61 +0,0 @@
-.\" Copyright (c) 1990, 1991 The Regents of the University of California.
-.\" All rights reserved.
-.\"
-.\" This code is derived from software contributed to Berkeley by
-.\" Chris Torek and the American National Standards Committee X3,
-.\" on Information Processing Systems.
-.\"
-.\" Redistribution and use in source and binary forms, with or without
-.\" modification, are permitted provided that the following conditions
-.\" are met:
-.\" 1. Redistributions of source code must retain the above copyright
-.\"    notice, this list of conditions and the following disclaimer.
-.\" 2. Redistributions in binary form must reproduce the above copyright
-.\"    notice, this list of conditions and the following disclaimer in the
-.\"    documentation and/or other materials provided with the distribution.
-.\" 3. Neither the name of the University nor the names of its contributors
-.\"    may be used to endorse or promote products derived from this software
-.\"    without specific prior written permission.
-.\"
-.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 THE REGENTS OR CONTRIBUTORS BE LIABLE
-.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
-.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
-.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 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.
-.\"
-.\"     $OpenBSD: qdiv.3,v 1.10 2013/06/05 03:39:23 tedu Exp $
-.\"
-.Dd $Mdocdate: June 5 2013 $
-.Dt QDIV 3
-.Os
-.Sh NAME
-.Nm qdiv
-.Nd return quotient and remainder from division
-.Sh SYNOPSIS
-.In stdlib.h
-.Ft qdiv_t
-.Fn qdiv "quad_t num" "quad_t denom"
-.Sh DESCRIPTION
-The
-.Fn qdiv
-function computes the value
-.Fa num Ns / Ns Fa denom
-and returns the quotient and remainder in a structure named
-.Li qdiv_t
-that contains two
-.Li quad integer
-members named
-.Fa quot
-and
-.Fa rem .
-.Sh SEE ALSO
-.Xr div 3 ,
-.Xr imaxdiv 3 ,
-.Xr ldiv 3 ,
-.Xr lldiv 3
diff --git a/src/lib/libc/stdlib/qdiv.c b/src/lib/libc/stdlib/qdiv.c
deleted file mode 100644
index f3db0915ed..0000000000
--- a/src/lib/libc/stdlib/qdiv.c
+++ /dev/null
@@ -1,50 +0,0 @@
-/*      $OpenBSD: qdiv.c,v 1.5 2005/08/08 08:05:37 espie Exp $ */
-/*
- * Copyright (c) 1990 Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Chris Torek.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 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.
- */
-
-#include <stdlib.h>             /* qdiv_t */
-
-qdiv_t
-qdiv(quad_t num, quad_t denom)
-{
-        qdiv_t r;
-
-        /* see div.c for comments */
-
-        r.quot = num / denom;
-        r.rem = num % denom;
-        if (num >= 0 && r.rem < 0) {
-                r.quot++;
-                r.rem -= denom;
-        }
-        return (r);
-}