svn commit: r299216 - head/usr.bin/sdiff

[Baptiste Daroussin]

Author: bapt
Date: Sat May  7 18:21:58 2016
New Revision: 299216
URL: https://svnweb.freebsd.org/changeset/base/299216

Log:
  Replace fparseln(3) with getline(3)
  
  It removes a dependency on libutil.

Modified:
  head/usr.bin/sdiff/Makefile
  head/usr.bin/sdiff/sdiff.c

Modified: head/usr.bin/sdiff/Makefile
==============================================================================
--- head/usr.bin/sdiff/Makefile	Sat May  7 08:30:21 2016	(r299215)
+++ head/usr.bin/sdiff/Makefile	Sat May  7 18:21:58 2016	(r299216)
@@ -6,7 +6,6 @@ PROG=	sdiff
 SRCS=	common.c edit.c sdiff.c
 WARNS=	3
 
-LIBADD=	util
 MAN1=	sdiff.1
 
 .if ${MK_TESTS} != "no"

Modified: head/usr.bin/sdiff/sdiff.c
==============================================================================
--- head/usr.bin/sdiff/sdiff.c	Sat May  7 08:30:21 2016	(r299215)
+++ head/usr.bin/sdiff/sdiff.c	Sat May  7 18:21:58 2016	(r299216)
@@ -22,11 +22,11 @@ __FBSDID("$FreeBSD$");
 #include <limits.h>
 #include <paths.h>
 #include <stdint.h>
+#define _WITH_GETLINE
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
-#include <libutil.h>
 
 #include "common.h"
 #include "extern.h"
@@ -693,20 +693,23 @@ println(const char *s1, const char div, 
 static char *
 xfgets(FILE *file)
 {
-	const char delim[3] = {'\0', '\0', '\0'};
+	size_t linecap;
+	ssize_t l;
 	char *s;
 
-	/* XXX - Is this necessary? */
 	clearerr(file);
+	linecap = 0;
+	s = NULL;
 
-	if (!(s = fparseln(file, NULL, NULL, delim, 0)) &&
-	    ferror(file))
-		err(2, "error reading file");
-
-	if (!s) {
+	if ((l = getline(&s, &linecap, file)) == -1) {
+		if (ferror(file))
+			err(2, "error reading file");
 		return (NULL);
 	}
 
+	if (s[l-1] == '\n')
+		s[l-1] = '\0';
+
 	return (s);
 }