be very careful in case of signed chars

5 files changed, 14 insertions, 14 deletions

diff --git a/src/lib/libc/stdlib/strtod.c b/src/lib/libc/stdlib/strtod.c
index f1c5463933..57db3d42b1 100644
--- a/src/lib/libc/stdlib/strtod.c
+++ b/src/lib/libc/stdlib/strtod.c
@@ -1,5 +1,5 @@
-/*      $OpenBSD: strtod.c,v 1.2 1996/03/19 23:15:11 niklas Exp $       */
-/*      $NetBSD: strtod.c,v 1.21 1996/02/16 21:19:29 mark Exp $ */
+/*      $OpenBSD: strtod.c,v 1.3 1996/07/27 10:45:23 deraadt Exp $      */
+/*      $NetBSD: strtod.c,v 1.21.4.1 1996/07/20 01:14:54 jtc Exp $      */
 
 /****************************************************************
  *
@@ -93,7 +93,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char *rcsid = "$OpenBSD: strtod.c,v 1.2 1996/03/19 23:15:11 niklas Exp $";
+static char *rcsid = "$OpenBSD: strtod.c,v 1.3 1996/07/27 10:45:23 deraadt Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #if defined(__m68k__) || defined(__sparc__) || defined(__i386__) || \
@@ -1238,7 +1238,7 @@ strtod
         rv = 0.;
 
 
-        for(s = s00; isspace(*s); s++)
+        for(s = s00; isspace((unsigned char) *s); s++)
                 ;
 
         if (*s == '-') {
diff --git a/src/lib/libc/stdlib/strtol.c b/src/lib/libc/stdlib/strtol.c
index 021fdc0d2a..6ca9e553b2 100644
--- a/src/lib/libc/stdlib/strtol.c
+++ b/src/lib/libc/stdlib/strtol.c
@@ -33,7 +33,7 @@
 
 #if defined(LIBC_SCCS) && !defined(lint)
 /*static char *sccsid = "from: @(#)strtol.c     5.4 (Berkeley) 2/23/91";*/
-static char *rcsid = "$Id: strtol.c,v 1.2 1995/12/21 14:58:36 deraadt Exp $";
+static char *rcsid = "$Id: strtol.c,v 1.3 1996/07/27 10:45:24 deraadt Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <ctype.h>
@@ -66,7 +66,7 @@ strtol(nptr, endptr, base)
          */
         s = nptr;
         do {
-                c = *s++;
+                c = (unsigned char) *s++;
         } while (isspace(c));
         if (c == '-') {
                 neg = 1;
@@ -112,7 +112,7 @@ strtol(nptr, endptr, base)
                 }
                 cutlim = -cutlim;
         }
-        for (acc = 0, any = 0;; c = *s++) {
+        for (acc = 0, any = 0;; c = (unsigned char) *s++) {
                 if (isdigit(c))
                         c -= '0';
                 else if (isalpha(c))
diff --git a/src/lib/libc/stdlib/strtoq.c b/src/lib/libc/stdlib/strtoq.c
index 003c020d71..0532f9f228 100644
--- a/src/lib/libc/stdlib/strtoq.c
+++ b/src/lib/libc/stdlib/strtoq.c
@@ -66,7 +66,7 @@ strtoq(nptr, endptr, base)
          */
         s = nptr;
         do {
-                c = *s++;
+                c = (unsigned char) *s++;
         } while (isspace(c));
         if (c == '-') {
                 neg = 1;
@@ -113,7 +113,7 @@ strtoq(nptr, endptr, base)
                 }
                 cutlim = -cutlim;
         }
-        for (acc = 0, any = 0;; c = *s++) {
+        for (acc = 0, any = 0;; c = (unsigned char) *s++) {
                 if (isdigit(c))
                         c -= '0';
                 else if (isalpha(c))
diff --git a/src/lib/libc/stdlib/strtoul.c b/src/lib/libc/stdlib/strtoul.c
index 1522bec584..9d45c5cb9e 100644
--- a/src/lib/libc/stdlib/strtoul.c
+++ b/src/lib/libc/stdlib/strtoul.c
@@ -33,7 +33,7 @@
 
 #if defined(LIBC_SCCS) && !defined(lint)
 /*static char *sccsid = "from: @(#)strtoul.c    5.3 (Berkeley) 2/23/91";*/
-static char *rcsid = "$Id: strtoul.c,v 1.2 1995/12/21 14:58:38 deraadt Exp $";
+static char *rcsid = "$Id: strtoul.c,v 1.3 1996/07/27 10:45:25 deraadt Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <ctype.h>
@@ -63,7 +63,7 @@ strtoul(nptr, endptr, base)
          */
         s = nptr;
         do {
-                c = *s++;
+                c = (unsigned char) *s++;
         } while (isspace(c));
         if (c == '-') {
                 neg = 1;
@@ -84,7 +84,7 @@ strtoul(nptr, endptr, base)
 
         cutoff = ULONG_MAX / (unsigned long)base;
         cutlim = ULONG_MAX % (unsigned long)base;
-        for (acc = 0, any = 0;; c = *s++) {
+        for (acc = 0, any = 0;; c = (unsigned char) *s++) {
                 if (isdigit(c))
                         c -= '0';
                 else if (isalpha(c))
diff --git a/src/lib/libc/stdlib/strtouq.c b/src/lib/libc/stdlib/strtouq.c
index 3ab2c232dd..b872cf56f7 100644
--- a/src/lib/libc/stdlib/strtouq.c
+++ b/src/lib/libc/stdlib/strtouq.c
@@ -64,7 +64,7 @@ strtouq(nptr, endptr, base)
          */
         s = nptr;
         do {
-                c = *s++;
+                c = (unsigned char) *s++;
         } while (isspace(c));
         if (c == '-') {
                 neg = 1;
@@ -85,7 +85,7 @@ strtouq(nptr, endptr, base)
 
         cutoff = UQUAD_MAX / (u_quad_t)base;
         cutlim = UQUAD_MAX % (u_quad_t)base;
-        for (acc = 0, any = 0;; c = *s++) {
+        for (acc = 0, any = 0;; c = (unsigned char) *s++) {
                 if (isdigit(c))
                         c -= '0';
                 else if (isalpha(c))