? log
Index: client/clinet.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/client/clinet.c,v
retrieving revision 1.43
diff -u -r1.43 clinet.c
--- client/clinet.c	2001/08/29 01:20:28	1.43
+++ client/clinet.c	2001/09/10 23:37:48
@@ -386,7 +386,7 @@
       }
       s[0] = '\0';
       ++s;
-      while (isdigit(s[0])) {++s;}
+      while (isdigit((int) s[0])) {++s;}
     } else {
       port = 80;
       if (!(s = strchr(server,'/'))) {
Index: common/capability.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/common/capability.c,v
retrieving revision 1.5
diff -u -r1.5 capability.c
--- common/capability.c	2001/02/19 22:57:12	1.5
+++ common/capability.c	2001/09/10 23:37:48
@@ -20,11 +20,11 @@
 #define	GET_TOKEN(start, end)	\
   {									\
     /* skip leading whitespace */					\
-    while (isspace(*start)) {						\
+    while (isspace((int) *start)) {					\
       start++;								\
     }									\
     /* skip to end of token */						\
-    for (end = start; *end && !isspace(*end) && *end != ','; end++)	\
+    for (end = start; *end && !isspace((int) *end) && *end != ','; end++)	\
       ;									\
   }
 
Index: common/inputfile.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/common/inputfile.c,v
retrieving revision 1.10
diff -u -r1.10 inputfile.c
--- common/inputfile.c	2000/08/14 12:42:04	1.10
+++ common/inputfile.c	2001/09/10 23:37:48
@@ -334,7 +334,7 @@
   /* skip any whitespace: */
   inf->cur_line_pos = len;
   c = inf->cur_line.str + len;
-  while (*c && isspace(*c)) c++;
+  while (*c && isspace((int) *c)) c++;
 
   if (*c != '\"') {
     inf_die(inf, "Did not find opening doublequote for '*include' line");
@@ -351,7 +351,7 @@
   inf->cur_line_pos = c - inf->cur_line.str;
 
   /* check rest of line is well-formed: */
-  while (*c && isspace(*c) && !my_is_comment(*c)) c++;
+  while (*c && isspace((int) *c) && !my_is_comment(*c)) c++;
   if (!(*c=='\0' || my_is_comment(*c))) {
     inf_die(inf, "Junk after filename for '*include' line");
   }
@@ -639,16 +639,16 @@
   assert(have_line(inf));
 
   c = inf->cur_line.str + inf->cur_line_pos;
-  while(*c && isspace(*c)) {
+  while(*c && isspace((int) *c)) {
     c++;
   }
   if (!*c)
     return NULL;
   start = c;
-  while (*c && !isspace(*c) && *c != '=' && !my_is_comment(*c)) {
+  while (*c && !isspace((int) *c) && *c != '=' && !my_is_comment(*c)) {
     c++;
   }
-  if (!(*c && (isspace(*c) || *c == '='))) 
+  if (!(*c && (isspace((int) *c) || *c == '='))) 
     return NULL;
   end = c;
   while (*c && *c != '=' && !my_is_comment(*c)) {
@@ -675,7 +675,7 @@
 
   if (!at_eol(inf)) {
     c = inf->cur_line.str + inf->cur_line_pos;
-    while(*c && isspace(*c)) {
+    while(*c && isspace((int) *c)) {
       c++;
     }
     if (*c != '\0' && !my_is_comment(*c))
@@ -702,7 +702,7 @@
   assert(have_line(inf));
 
   c = inf->cur_line.str + inf->cur_line_pos;
-  while(*c && isspace(*c)) {
+  while(*c && isspace((int) *c)) {
     c++;
   }
   if (*c != target)
@@ -749,20 +749,20 @@
   assert(have_line(inf));
 
   c = inf->cur_line.str + inf->cur_line_pos;
-  while(*c && isspace(*c)) {
+  while(*c && isspace((int) *c)) {
     c++;
   }
   if (!*c)
     return NULL;
 
-  if (*c == '-' || isdigit(*c)) {
+  if (*c == '-' || isdigit((int) *c)) {
     /* a number: */
     start = c++;
-    while(*c && isdigit(*c)) {
+    while(*c && isdigit((int) *c)) {
       c++;
     }
     /* check that the trailing stuff is ok: */
-    if (!(!*c || *c == ',' || isspace(*c) || my_is_comment(*c))) {
+    if (!(!*c || *c == ',' || isspace((int) *c) || my_is_comment(*c))) {
       return NULL;
     }
     /* If its a comma, we don't want to obliterate it permanently,
@@ -782,7 +782,7 @@
   if (*c == '_' && *(c+1) == '(') {
     has_i18n_marking = 1;
     c += 2;
-    while(*c && isspace(*c)) {
+    while(*c && isspace((int) *c)) {
       c++;
     }
     if (!*c)
Index: common/registry.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/common/registry.c,v
retrieving revision 1.34
diff -u -r1.34 registry.c
--- common/registry.c	2001/08/13 15:13:35	1.34
+++ common/registry.c	2001/09/10 23:37:48
@@ -601,11 +601,11 @@
 	if(!SAVE_TABLES) break;
 	
 	c = first = pentry->name;
-	if(!*c || !isalpha(*c)) break;
-	for( ; *c && isalpha(*c); c++);
+	if(!*c || !isalpha((int) *c)) break;
+	for( ; *c && isalpha((int) *c); c++);
 	if(strncmp(c,"0.",2) != 0) break;
 	c+=2;
-	if(!*c || !isalnum(*c)) break;
+	if(!*c || !isalnum((int) *c)) break;
 
 	offset = c - first;
 	first[offset-2] = '\0';
Index: common/shared.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/common/shared.c,v
retrieving revision 1.65
diff -u -r1.65 shared.c
--- common/shared.c	2001/09/06 21:23:07	1.65
+++ common/shared.c	2001/09/10 23:37:48
@@ -309,7 +309,7 @@
 char *skip_leading_spaces(char *s)
 {
   assert(s!=NULL);
-  while(*s && isspace(*s)) {
+  while(*s && isspace((int) *s)) {
     s++;
   }
   return s;
@@ -346,7 +346,7 @@
   len = strlen(s);
   if (len) {
     t = s + len -1;
-    while(isspace(*t)) {
+    while(isspace((int) *t)) {
       *t = '\0';
       if (t == s) {
 	break;
@@ -408,7 +408,7 @@
     
     /* find space and break: */
     for(c=s+len; c>s; c--) {
-      if (isspace(*c)) {
+      if (isspace((int) *c)) {
 	*c = '\n';
 	s = c+1;
 	goto top;
@@ -417,7 +417,7 @@
 
     /* couldn't find a good break; settle for a bad one... */
     for(c=s+len+1; *c; c++) {
-      if (isspace(*c)) {
+      if (isspace((int) *c)) {
 	*c = '\n';
 	s = c+1;
 	goto top;
Index: intl/l10nflist.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/intl/l10nflist.c,v
retrieving revision 1.2
diff -u -r1.2 l10nflist.c
--- intl/l10nflist.c	2001/06/15 23:12:55	1.2
+++ intl/l10nflist.c	2001/09/10 23:37:48
@@ -355,11 +355,11 @@
   size_t cnt;
 
   for (cnt = 0; cnt < name_len; ++cnt)
-    if (isalnum (codeset[cnt]))
+    if (isalnum ((int) codeset[cnt]))
       {
 	++len;
 
-	if (isalpha (codeset[cnt]))
+	if (isalpha ((int) codeset[cnt]))
 	  only_digit = 0;
       }
 
@@ -373,9 +373,9 @@
 	wp = retval;
 
       for (cnt = 0; cnt < name_len; ++cnt)
-	if (isalpha (codeset[cnt]))
+	if (isalpha ((int) codeset[cnt]))
 	  *wp++ = tolower (codeset[cnt]);
-	else if (isdigit (codeset[cnt]))
+	else if (isdigit ((int) codeset[cnt]))
 	  *wp++ = codeset[cnt];
 
       *wp = '\0';
Index: intl/loadmsgcat.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/intl/loadmsgcat.c,v
retrieving revision 1.2
diff -u -r1.2 loadmsgcat.c
--- intl/loadmsgcat.c	2001/06/15 23:12:56	1.2
+++ intl/loadmsgcat.c	2001/09/10 23:37:48
@@ -507,7 +507,7 @@
 	  struct parse_args args;
 
 	  nplurals += 9;
-	  while (*nplurals != '\0' && isspace (*nplurals))
+	  while (*nplurals != '\0' && isspace ((int) *nplurals))
 	    ++nplurals;
 #if defined HAVE_STRTOUL || defined _LIBC
 	  n = strtoul (nplurals, &endp, 10);
Index: intl/localealias.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/intl/localealias.c,v
retrieving revision 1.2
diff -u -r1.2 localealias.c
--- intl/localealias.c	2001/06/15 23:12:56	1.2
+++ intl/localealias.c	2001/09/10 23:37:48
@@ -243,21 +243,21 @@
 
       cp = buf;
       /* Ignore leading white space.  */
-      while (isspace (cp[0]))
+      while (isspace ((int) cp[0]))
 	++cp;
 
       /* A leading '#' signals a comment line.  */
       if (cp[0] != '\0' && cp[0] != '#')
 	{
 	  alias = cp++;
-	  while (cp[0] != '\0' && !isspace (cp[0]))
+	  while (cp[0] != '\0' && !isspace ((int) cp[0]))
 	    ++cp;
 	  /* Terminate alias name.  */
 	  if (cp[0] != '\0')
 	    *cp++ = '\0';
 
 	  /* Now look for the beginning of the value.  */
-	  while (isspace (cp[0]))
+	  while (isspace ((int) cp[0]))
 	    ++cp;
 
 	  if (cp[0] != '\0')
@@ -266,7 +266,7 @@
 	      size_t value_len;
 
 	      value = cp++;
-	      while (cp[0] != '\0' && !isspace (cp[0]))
+	      while (cp[0] != '\0' && !isspace ((int) cp[0]))
 		++cp;
 	      /* Terminate value.  */
 	      if (cp[0] == '\n')
Index: server/savegame.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/server/savegame.c,v
retrieving revision 1.29
diff -u -r1.29 savegame.c
--- server/savegame.c	2001/09/08 22:53:28	1.29
+++ server/savegame.c	2001/09/10 23:37:49
@@ -215,9 +215,9 @@
       for(x=0; x<map.xsize; x++) {
 	char ch=terline[x];
 
-	if(isxdigit(ch)) {
+	if(isxdigit((int) ch)) {
 	  map_get_tile(x, y)->special |=
-	    ((ch-(isdigit(ch) ? '0' : 'a'-10))<<8) & S_RIVER;
+	    ((ch-(isdigit((int) ch) ? '0' : 'a'-10))<<8) & S_RIVER;
 	} else if(ch!=' ') {
 	  freelog(LOG_FATAL, "unknown rivers overlay flag (map.n) in map "
 		  "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -279,8 +279,8 @@
     for(x=0; x<map.xsize; x++) {
       char ch=terline[x];
 
-      if(isxdigit(ch)) {
-	map_get_tile(x, y)->special=ch-(isdigit(ch) ? '0' : ('a'-10));
+      if(isxdigit((int) ch)) {
+	map_get_tile(x, y)->special=ch-(isdigit((int) ch) ? '0' : ('a'-10));
       } else if(ch!=' ') {
  	freelog(LOG_FATAL, "unknown special flag(lower) (map.l) in map "
  	    "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -298,8 +298,8 @@
     for(x=0; x<map.xsize; x++) {
       char ch=terline[x];
 
-      if(isxdigit(ch)) {
-	map_get_tile(x, y)->special|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<4;
+      if(isxdigit((int) ch)) {
+	map_get_tile(x, y)->special|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<4;
       } else if(ch!=' ') {
  	freelog(LOG_FATAL, "unknown special flag(upper) (map.u) in map "
 		"at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -316,8 +316,8 @@
       for(x=0; x<map.xsize; x++) {
 	char ch=terline[x];
 
-	if(isxdigit(ch)) {
-	  map_get_tile(x, y)->special|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<8;
+	if(isxdigit((int) ch)) {
+	  map_get_tile(x, y)->special|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<8;
 	} else if(ch!=' ') {
 	  freelog(LOG_FATAL, "unknown special flag(next) (map.n) in map "
 		  "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -335,8 +335,8 @@
       for(x=0; x<map.xsize; x++) {
 	char ch=terline[x];
 
-	if(isxdigit(ch)) {
-	  map_get_tile(x, y)->special|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<12;
+	if(isxdigit((int) ch)) {
+	  map_get_tile(x, y)->special|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<12;
 	} else if(ch!=' ') {
 	  freelog(LOG_FATAL, "unknown special flag(final) (map.f) in map "
 		  "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -354,8 +354,8 @@
       for(x=0; x<map.xsize; x++) {
 	char ch=terline[x];
 	map_get_tile(x,y)->sent=0;
-	if(isxdigit(ch)) {
-	  map_get_tile(x, y)->known=ch-(isdigit(ch) ? '0' : ('a'-10));
+	if(isxdigit((int) ch)) {
+	  map_get_tile(x, y)->known=ch-(isdigit((int) ch) ? '0' : ('a'-10));
 	} else if(ch!=' ') {
 	  freelog(LOG_FATAL, "unknown known flag (map.a) in map "
 		  "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -371,8 +371,8 @@
       char *terline=secfile_lookup_str(file, "map.b%03d", y);
       for(x=0; x<map.xsize; x++) {
 	char ch=terline[x];
-	if(isxdigit(ch)) {
-	  map_get_tile(x, y)->known|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<4;
+	if(isxdigit((int) ch)) {
+	  map_get_tile(x, y)->known|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<4;
 	} else if(ch!=' ') {
 	  freelog(LOG_FATAL, "unknown known flag (map.b) in map "
 		  "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -386,8 +386,8 @@
       char *terline=secfile_lookup_str(file, "map.c%03d", y);
       for(x=0; x<map.xsize; x++) {
 	char ch=terline[x];
-	if(isxdigit(ch)) {
-	  map_get_tile(x, y)->known|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<8;
+	if(isxdigit((int) ch)) {
+	  map_get_tile(x, y)->known|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<8;
 	} else if(ch!=' ') {
 	  freelog(LOG_FATAL, "unknown known flag (map.c) in map "
 		  "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -402,8 +402,8 @@
       for(x=0; x<map.xsize; x++) {
 	char ch=terline[x];
 
-	if(isxdigit(ch)) {
-	  map_get_tile(x, y)->known|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<12;
+	if(isxdigit((int) ch)) {
+	  map_get_tile(x, y)->known|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<12;
 	} else if(ch!=' ') {
 	  freelog(LOG_FATAL, "unknown known flag (map.d) in map "
 		  "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -419,8 +419,8 @@
 	for(x=0; x<map.xsize; x++) {
 	  char ch=terline[x];
 
-	  if(isxdigit(ch)) {
-	    map_get_tile(x, y)->known|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<16;
+	  if(isxdigit((int) ch)) {
+	    map_get_tile(x, y)->known|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<16;
 	  } else if(ch!=' ') {
 	    freelog(LOG_FATAL, "unknown known flag (map.e) in map "
 		    "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -435,8 +435,8 @@
 	for(x=0; x<map.xsize; x++) {
 	  char ch=terline[x];
 
-	  if(isxdigit(ch)) {
-	    map_get_tile(x, y)->known|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<20;
+	  if(isxdigit((int) ch)) {
+	    map_get_tile(x, y)->known|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<20;
 	  } else if(ch!=' ') {
 	    freelog(LOG_FATAL, "unknown known flag (map.g) in map "
 		    "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -451,8 +451,8 @@
 	for(x=0; x<map.xsize; x++) {
 	  char ch=terline[x];
 
-	  if(isxdigit(ch)) {
-	    map_get_tile(x, y)->known|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<24;
+	  if(isxdigit((int) ch)) {
+	    map_get_tile(x, y)->known|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<24;
 	  } else if(ch!=' ') {
 	    freelog(LOG_FATAL, "unknown known flag (map.h) in map "
 		    "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -467,8 +467,8 @@
 	for(x=0; x<map.xsize; x++) {
 	  char ch=terline[x];
 
-	  if(isxdigit(ch)) {
-	    map_get_tile(x, y)->known|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<28;
+	  if(isxdigit((int) ch)) {
+	    map_get_tile(x, y)->known|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<28;
 	  } else if(ch!=' ') {
 	    freelog(LOG_FATAL, "unknown known flag (map.i) in map "
 		    "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -1280,8 +1280,8 @@
       for(x=0; x<map.xsize; x++) {
 	char ch=terline[x];
 	
-	if(isxdigit(ch)) {
-	  map_get_player_tile(x, y, plr)->special=ch-(isdigit(ch) ? '0' : ('a'-10));
+	if(isxdigit((int) ch)) {
+	  map_get_player_tile(x, y, plr)->special=ch-(isdigit((int) ch) ? '0' : ('a'-10));
 	} else if(ch!=' ') {
 	  freelog(LOG_FATAL, "unknown special flag(lower) (map.l) in map "
 		  "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -1299,8 +1299,8 @@
       for(x=0; x<map.xsize; x++) {
 	char ch=terline[x];
 	
-	if(isxdigit(ch)) {
-	  map_get_player_tile(x, y, plr)->special|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<4;
+	if(isxdigit((int) ch)) {
+	  map_get_player_tile(x, y, plr)->special|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<4;
 	} else if(ch!=' ') {
 	  freelog(LOG_FATAL, "unknown special flag(upper) (map.u) in map "
 		  "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -1317,8 +1317,8 @@
 	for(x=0; x<map.xsize; x++) {
 	  char ch=terline[x];
 	  
-	  if(isxdigit(ch)) {
-	    map_get_player_tile(x, y, plr)->special|=(ch-(isdigit(ch) ? '0' : 'a'-10))<<8;
+	  if(isxdigit((int) ch)) {
+	    map_get_player_tile(x, y, plr)->special|=(ch-(isdigit((int) ch) ? '0' : 'a'-10))<<8;
 	  } else if(ch!=' ') {
 	    freelog(LOG_FATAL, "unknown special flag(next) (map.n) in map "
 		    "at position(%d,%d): %d '%c'", x, y, ch, ch);
@@ -1335,7 +1335,7 @@
       
       for(x=0; x<map.xsize; x++) {
 	char ch=terline[x];
-	map_get_player_tile(x, y, plr)->last_updated = ch-(isdigit(ch) ? '0' : ('a'-10));
+	map_get_player_tile(x, y, plr)->last_updated = ch-(isdigit((int) ch) ? '0' : ('a'-10));
       }
     }
     
@@ -1345,7 +1345,7 @@
       
       for(x=0; x<map.xsize; x++) {
 	char ch=terline[x];
-	map_get_player_tile(x, y, plr)->last_updated |= (ch-(isdigit(ch) ? '0' : 'a'-10))<<4;
+	map_get_player_tile(x, y, plr)->last_updated |= (ch-(isdigit((int) ch) ? '0' : 'a'-10))<<4;
       }
     }
     
@@ -1356,7 +1356,7 @@
       if (terline) {
 	for(x=0; x<map.xsize; x++) {
 	  char ch=terline[x];
-	  map_get_player_tile(x, y, plr)->last_updated |= (ch-(isdigit(ch) ? '0' : 'a'-10))<<8;
+	  map_get_player_tile(x, y, plr)->last_updated |= (ch-(isdigit((int) ch) ? '0' : 'a'-10))<<8;
 	}
       }
     }
@@ -1368,7 +1368,7 @@
       if (terline) {
 	for(x=0; x<map.xsize; x++) {
 	  char ch=terline[x];
-	  map_get_player_tile(x, y, plr)->last_updated |= (ch-(isdigit(ch) ? '0' : 'a'-10))<<12;
+	  map_get_player_tile(x, y, plr)->last_updated |= (ch-(isdigit((int) ch) ? '0' : 'a'-10))<<12;
 	}
       }
     }
Index: server/stdinhand.c
===================================================================
RCS file: /home/freeciv/CVS/freeciv/server/stdinhand.c,v
retrieving revision 1.191
diff -u -r1.191 stdinhand.c
--- server/stdinhand.c	2001/09/08 21:33:50	1.191
+++ server/stdinhand.c	2001/09/10 23:37:49
@@ -1911,7 +1911,7 @@
   if (*s == '\0') goto usage;
   rules = s;
 
-  while (*s && !isspace(*s)) s++;
+  while (*s && !isspace((int) *s)) s++;
   if (*s == '\0') goto usage;
   *s = '\0';			/* terminate rules */
   
@@ -2044,10 +2044,10 @@
   struct connection *ptarget;
 
   /* find the start of the level: */
-  for(cptr_s=str; *cptr_s && !isalnum(*cptr_s); cptr_s++);
+  for(cptr_s=str; *cptr_s && !isalnum((int) *cptr_s); cptr_s++);
 
   /* copy the level into arg_level[] */
-  for(cptr_d=arg_level; *cptr_s && isalnum(*cptr_s); cptr_s++, cptr_d++) {
+  for(cptr_d=arg_level; *cptr_s && isalnum((int) *cptr_s); cptr_s++, cptr_d++) {
     *cptr_d=*cptr_s;
   }
   *cptr_d='\0';
@@ -2087,11 +2087,11 @@
   }
 
   /* find the start of the name: */
-  for(; *cptr_s && !isalnum(*cptr_s); cptr_s++);
+  for(; *cptr_s && !isalnum((int) *cptr_s); cptr_s++);
 
   /* copy the name into arg_name[] */
   for(cptr_d=arg_name;
-      *cptr_s && (*cptr_s == '-' || *cptr_s == ' ' || isalnum(*cptr_s));
+      *cptr_s && (*cptr_s == '-' || *cptr_s == ' ' || isalnum((int) *cptr_s));
       cptr_s++ , cptr_d++) {
     *cptr_d=*cptr_s;
   }
@@ -2311,8 +2311,8 @@
   char command[MAX_LEN_CONSOLE_LINE], *cptr_s, *cptr_d;
   int cmd;
 
-  for(cptr_s=str; *cptr_s && !isalnum(*cptr_s); cptr_s++);
-  for(cptr_d=command; *cptr_s && isalnum(*cptr_s); cptr_s++, cptr_d++)
+  for(cptr_s=str; *cptr_s && !isalnum((int) *cptr_s); cptr_s++);
+  for(cptr_d=command; *cptr_s && isalnum((int) *cptr_s); cptr_s++, cptr_d++)
     *cptr_d=*cptr_s;
   *cptr_d='\0';
 
@@ -2463,8 +2463,8 @@
   int cmd,i,len1;
   int clen = 0;
 
-  for(cptr_s=str; *cptr_s && !isalnum(*cptr_s); cptr_s++);
-  for(cptr_d=command; *cptr_s && isalnum(*cptr_s); cptr_s++, cptr_d++)
+  for(cptr_s=str; *cptr_s && !isalnum((int) *cptr_s); cptr_s++);
+  for(cptr_d=command; *cptr_s && isalnum((int) *cptr_s); cptr_s++, cptr_d++)
     *cptr_d=*cptr_s;
   *cptr_d='\0';
 
@@ -2552,7 +2552,7 @@
 ******************************************************************/
 static int is_ok_opt_name_char(char c)
 {
-  return isalnum(c);
+  return isalnum((int) c);
 }
 
 /******************************************************************
@@ -2560,7 +2560,7 @@
 ******************************************************************/
 static int is_ok_opt_value_char(char c)
 {
-  return (c == '-') || (c == '*') || (c == '+') || (c == '=') || isalnum(c);
+  return (c == '-') || (c == '*') || (c == '+') || (c == '=') || isalnum((int) c);
 }
 
 /******************************************************************
@@ -2568,7 +2568,7 @@
 ******************************************************************/
 static int is_ok_opt_name_value_sep_char(char c)
 {
-  return (c == '=') || isspace(c);
+  return (c == '=') || isspace((int) c);
 }
 
 /******************************************************************
@@ -2725,7 +2725,7 @@
 
   /* Is it a comment or a blank line? */
   /* line is comment if the first non-whitespace character is '#': */
-  for(cptr_s=str; *cptr_s && isspace(*cptr_s); cptr_s++);
+  for(cptr_s=str; *cptr_s && isspace((int) *cptr_s); cptr_s++);
   if(*cptr_s == 0 || *cptr_s == '#') {
     return;
   }
@@ -2734,14 +2734,14 @@
      given on the server command line - rp */
   if (*cptr_s == SERVER_COMMAND_PREFIX) cptr_s++;
 
-  for(; *cptr_s && !isalnum(*cptr_s); cptr_s++);
+  for(; *cptr_s && !isalnum((int) *cptr_s); cptr_s++);
 
   /*
    * cptr_s points now to the beginning of the real command. It has
    * skipped leading whitespace, the SERVER_COMMAND_PREFIX and any
    * other non-alphanumeric characters.
    */
-  for(cptr_d=command; *cptr_s && isalnum(*cptr_s) &&
+  for(cptr_d=command; *cptr_s && isalnum((int) *cptr_s) &&
       cptr_d < command+sizeof(command)-1; cptr_s++, cptr_d++)
     *cptr_d=*cptr_s;
   *cptr_d='\0';
@@ -2765,13 +2765,13 @@
     return;
   }
 
-  for(; *cptr_s && isspace(*cptr_s); cptr_s++);
+  for(; *cptr_s && isspace((int) *cptr_s); cptr_s++);
   sz_strlcpy(arg, cptr_s);
 
   cut_comment(arg);
 
   i=strlen(arg)-1;
-  while(i>0 && isspace(arg[i]))
+  while(i>0 && isspace((int) arg[i]))
     arg[i--]='\0';
 
   switch(cmd) {