fix compiler warning

lib/http.c

@@ -1836,13 +1836,10 @@ static CURLcode https_connecting(struct connectdata *conn, bool *done)
 
   /* perform SSL initialization for this socket */
   result = Curl_ssl_connect_nonblocking(conn, FIRSTSOCKET, done);
-  if(result) {
+  if(result)
     conn->bits.close = TRUE; /* a failed connection is marked for closure
                                 to prevent (bad) re-use or similar */
-    return result;
-  }
-
-  return CURLE_OK;
+  return result;
 }
 
 #ifdef USE_SSLEAY

lib/http_chunks.c

@@ -85,9 +85,9 @@
  We avoid the use of isxdigit to accommodate non-ASCII hosts. */
 static bool Curl_isxdigit(char digit)
 {
-  return (digit >= 0x30 && digit <= 0x39)    /* 0-9 */
-      || (digit >= 0x41 && digit <= 0x46)    /* A-F */
-      || (digit >= 0x61 && digit <= 0x66);   /* a-f */
+  return (bool)( (digit >= 0x30 && digit <= 0x39)    /* 0-9 */
+              || (digit >= 0x41 && digit <= 0x46)    /* A-F */
+              || (digit >= 0x61 && digit <= 0x66) ); /* a-f */
 }
 
 void Curl_httpchunk_init(struct connectdata *conn)

src/getpass.c

@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2005, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -113,7 +113,7 @@ char *getpass_r(const char *prompt, char *buffer, size_t buflen)
   fputs(prompt, stderr);
 
   for(i=0; i<buflen; i++) {
-    buffer[i] = getch();
+    buffer[i] = (char)getch();
     if ( buffer[i] == '\r' || buffer[i] == '\n' ) {
       buffer[i] = 0;
       break;

src/main.c

@@ -1852,7 +1852,7 @@ static ParameterError getparameter(char *flag, /* f or -long-flag */
         config->disable_epsv = toggle;
         break;
       case 'E': /* --epsv */
-        config->disable_epsv = !toggle;
+        config->disable_epsv = (bool)(!toggle);
         break;
 #ifdef USE_ENVIRONMENT
       case 'f':
@@ -2021,7 +2021,7 @@ static ParameterError getparameter(char *flag, /* f or -long-flag */
         config->disable_eprt = toggle;
         break;
       case 'Z': /* --eprt */
-        config->disable_eprt = !toggle;
+        config->disable_eprt = (bool)(!toggle);
         break;
 
       default: /* the URL! */
@@ -2148,7 +2148,7 @@ static ParameterError getparameter(char *flag, /* f or -long-flag */
         config->ftp_ssl_reqd = toggle;
         break;
       case 'w': /* --no-sessionid */
-        config->disable_sessionid = !toggle;
+        config->disable_sessionid = (bool)(!toggle);
         break;
       case 'x': /* --ftp-ssl-control */
         config->ftp_ssl_control = toggle;
@@ -2172,7 +2172,7 @@ static ParameterError getparameter(char *flag, /* f or -long-flag */
         config->post301 = toggle;
         break;
       case '1': /* --no-keepalive */
-        config->nokeepalive = !toggle;
+        config->nokeepalive = (bool)(!toggle);
         break;
       case '3': /* --keepalive-time */
         if(str2num(&config->alivetime, nextarg))
@@ -2602,7 +2602,7 @@ static ParameterError getparameter(char *flag, /* f or -long-flag */
       break;
     case 'N':
       /* disable the output I/O buffering */
-      config->nobuffer = !toggle;
+      config->nobuffer = (bool)(!toggle);
       break;
     case 'O': /* --remote-name */
       if(subletter == 'a') { /* --remote-name-all */
@@ -2727,7 +2727,7 @@ static ParameterError getparameter(char *flag, /* f or -long-flag */
         config->mute = config->noprogress = TRUE;
       else
         config->mute = config->noprogress = FALSE;
-      config->showerror = !toggle; /* toggle off */
+      config->showerror = (bool)(!toggle); /* toggle off */
       break;
     case 'S':
       /* show errors */