From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Thu, 1 Oct 2020 01:55:21 +0000 (-0700)
Subject: remove unused sfgetu()
X-Git-Tag: 2.46.0~20^2^2~51^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=35405e3c3dcfe0fe2d6a30ee42222916da87c59c;p=graphviz

remove unused sfgetu()
---

diff --git a/lib/sfio/Makefile.am b/lib/sfio/Makefile.am
index 71a9b4d88..d89ed0533 100644
--- a/lib/sfio/Makefile.am
+++ b/lib/sfio/Makefile.am
@@ -10,7 +10,7 @@ noinst_LTLIBRARIES = libsfio_C.la
 
 libsfio_C_la_SOURCES = sfclose.c sfcvt.c sfdisc.c \
 	sfexcept.c sfexit.c sfextern.c sffilbuf.c \
-	sfflsbuf.c sfgetu.c \
+	sfflsbuf.c \
 	sfmode.c sfnew.c sfnotify.c \
 	sfnputc.c sfopen.c sfpkrd.c sfpoll.c sfpool.c \
 	sfprintf.c sfprints.c sfpurge.c \
diff --git a/lib/sfio/sfgetu.c b/lib/sfio/sfgetu.c
deleted file mode 100644
index 47a81796d..000000000
--- a/lib/sfio/sfgetu.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/* $Id$ $Revision$ */
-/* vim:set shiftwidth=4 ts=8: */
-
-/*************************************************************************
- * Copyright (c) 2011 AT&T Intellectual Property 
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors: See CVS logs. Details at http://www.graphviz.org/
- *************************************************************************/
-
-#include	<sfio/sfhdr.h>
-
-/*	Read an unsigned long value coded in a portable format.
-**
-**	Written by Kiem-Phong Vo
-*/
-
-Sfulong_t sfgetu(Sfio_t * f)
-{
-    Sfulong_t v;
-    uchar *s, *ends, c;
-    int p;
-
-    SFMTXSTART(f, (Sfulong_t) (-1));
-
-    if (f->mode != SF_READ && _sfmode(f, SF_READ, 0) < 0)
-	SFMTXRETURN(f, (Sfulong_t) (-1));
-
-    SFLOCK(f, 0);
-
-    for (v = 0;;) {
-	if (SFRPEEK(f, s, p) <= 0) {
-	    f->flags |= SF_ERROR;
-	    v = (Sfulong_t) (-1);
-	    goto done;
-	}
-	for (ends = s + p; s < ends;) {
-	    c = *s++;
-	    v = (v << SF_UBITS) | SFUVALUE(c);
-	    if (!(c & SF_MORE)) {
-		f->next = s;
-		goto done;
-	    }
-	}
-	f->next = s;
-    }
-  done:
-    SFOPEN(f, 0);
-    SFMTXRETURN(f, v);
-}
diff --git a/lib/sfio/sfhdr.h b/lib/sfio/sfhdr.h
index df64715c2..73cf063af 100644
--- a/lib/sfio/sfhdr.h
+++ b/lib/sfio/sfhdr.h
@@ -433,9 +433,6 @@ extern "C" {
 	Vtmutex_t *sf_mutex;
     } Sfextern_t;
 
-/* get the real value of a byte in a coded long or ulong */
-#define SFUVALUE(v)	(((ulong)(v))&(SF_MORE-1))
-
 /* grain size for buffer increment */
 #define SF_GRAIN	1024
 #define SF_PAGE		((ssize_t)(SF_GRAIN*sizeof(int)*2))
diff --git a/lib/sfio/sfio.h b/lib/sfio/sfio.h
index f3d6bf1ff..d0b703f2d 100644
--- a/lib/sfio/sfio.h
+++ b/lib/sfio/sfio.h
@@ -331,7 +331,6 @@ extern "C" {
 
     extern int sfputc(Sfio_t *, int);
 
-    extern Sfulong_t sfgetu(Sfio_t *);
     extern int sfgetc(Sfio_t *);
 
     extern int _sfflsbuf(Sfio_t *, int);
@@ -345,13 +344,6 @@ extern "C" {
 
 #undef extern
 
-/* coding long integers in a portable and compact fashion */
-#define SF_UBITS	7
-#define SF_MORE		(1 << SF_UBITS)
-#define SF_U1		SF_MORE
-#define SF_U2		(SF_U1*SF_U1)
-#define SF_U3		(SF_U2*SF_U1)
-#define SF_U4		(SF_U3*SF_U1)
 #if defined(__cplusplus)
 #define _SF_(f)		(f)
 #else
diff --git a/lib/sfio/sfio.vcxproj b/lib/sfio/sfio.vcxproj
index d3f891534..740cd9541 100644
--- a/lib/sfio/sfio.vcxproj
+++ b/lib/sfio/sfio.vcxproj
@@ -90,7 +90,6 @@
     <ClCompile Include="sfextern.c" />
     <ClCompile Include="sffilbuf.c" />
     <ClCompile Include="sfflsbuf.c" />
-    <ClCompile Include="sfgetu.c" />
     <ClCompile Include="sfio_f\_sffileno.c" />
     <ClCompile Include="sfio_f\_sfgetc.c" />
     <ClCompile Include="sfio_f\_sfputc.c" />
diff --git a/lib/sfio/sfio.vcxproj.filters b/lib/sfio/sfio.vcxproj.filters
index bb61e0bc5..395a32095 100644
--- a/lib/sfio/sfio.vcxproj.filters
+++ b/lib/sfio/sfio.vcxproj.filters
@@ -65,9 +65,6 @@
     <ClCompile Include="sfflsbuf.c">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="sfgetu.c">
-      <Filter>Source Files</Filter>
-    </ClCompile>
     <ClCompile Include="sfmode.c">
       <Filter>Source Files</Filter>
     </ClCompile>