X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/5dd6771b28c257af405d7248639ed0e3bcdce38b..1ed08ad2184ac38d0a80e9a8146f378fb297c6a9:/sbr/fdcompare.c

diff --git a/sbr/fdcompare.c b/sbr/fdcompare.c
index 38174e02..925a026a 100644
--- a/sbr/fdcompare.c
+++ b/sbr/fdcompare.c
@@ -1,6 +1,4 @@
-
-/*
- * fdcompare.c -- are two files identical?
+/* fdcompare.c -- are two files identical?
  *
  * This code is Copyright (c) 2002, by the authors of nmh.  See the
  * COPYRIGHT file in the root directory of the nmh distribution for
@@ -13,28 +11,28 @@
 int
 fdcompare (int fd1, int fd2)
 {
-    register int i, n1, n2, resp;
-    register char *c1, *c2;
+    int i, n1, n2;
+    char *c1, *c2;
     char b1[BUFSIZ], b2[BUFSIZ];
 
-    resp = 1;
+    bool resp = true;
     while ((n1 = read (fd1, b1, sizeof(b1))) >= 0
 	    && (n2 = read (fd2, b2, sizeof(b2))) >= 0
 	    && n1 == n2) {
 	c1 = b1;
 	c2 = b2;
-	for (i = n1 < sizeof(b1) ? n1 : sizeof(b1); i--;)
+	for (i = n1 < (int) sizeof(b1) ? n1 : (int) sizeof(b1); i--;)
 	    if (*c1++ != *c2++) {
-		resp = 0;
+		resp = false;
 		goto leave;
 	    }
-	if (n1 < sizeof(b1))
+	if (n1 < (int) sizeof(b1))
 	    goto leave;
     }
-    resp = 0;
+    resp = false;
 
 leave: ;
-    lseek (fd1, (off_t) 0, SEEK_SET);
-    lseek (fd2, (off_t) 0, SEEK_SET);
+    lseek(fd1, 0, SEEK_SET);
+    lseek(fd2, 0, SEEK_SET);
     return resp;
 }