- Eric Wong introduced curlx_nonblock() that the curl tool now (re-)uses for

  setting a file descriptor non-blocking. Used by the functionality Eric
  himself brough on June 15th.

6 files changed, 15 insertions, 66 deletions

diff --git a/lib/Makefile.inc b/lib/Makefile.inc
index 412f5dece..99a6a723c 100644
--- a/lib/Makefile.inc
+++ b/lib/Makefile.inc
@@ -10,7 +10,7 @@ CSOURCES = file.c timeval.c base64.c hostip.c progress.c formdata.c	\
   hostares.c hostasyn.c hostip4.c hostip6.c hostsyn.c hostthre.c	\
   inet_ntop.c parsedate.c select.c gtls.c sslgen.c tftp.c splay.c	\
   strdup.c socks.c ssh.c nss.c qssl.c rawstr.c curl_addrinfo.c          \
-  socks_gssapi.c socks_sspi.c curl_sspi.c slist.c
+  socks_gssapi.c socks_sspi.c curl_sspi.c slist.c nonblock.c
 
 HHEADERS = arpa_telnet.h netrc.h file.h timeval.h qssl.h hostip.h	\
   progress.h formdata.h cookie.h http.h sendf.h ftp.h url.h dict.h	\
@@ -21,4 +21,4 @@ HHEADERS = arpa_telnet.h netrc.h file.h timeval.h qssl.h hostip.h	\
   strtoofft.h strerror.h inet_ntop.h curlx.h curl_memory.h setup.h	\
   transfer.h select.h easyif.h multiif.h parsedate.h sslgen.h gtls.h	\
   tftp.h sockaddr.h splay.h strdup.h setup_once.h socks.h ssh.h nssg.h	\
-  curl_base64.h rawstr.h curl_addrinfo.h curl_sspi.h slist.h
+  curl_base64.h rawstr.h curl_addrinfo.h curl_sspi.h slist.h nonblock.h
diff --git a/lib/connect.c b/lib/connect.c
index 49914e82f..7865216bd 100644
--- a/lib/connect.c
+++ b/lib/connect.c
@@ -177,59 +177,6 @@ long Curl_timeleft(struct connectdata *conn,
   return timeout_ms;
 }
 
-
-/*
- * Curl_nonblock() set the given socket to either blocking or non-blocking
- * mode based on the 'nonblock' boolean argument. This function is highly
- * portable.
- */
-int Curl_nonblock(curl_socket_t sockfd,    /* operate on this */
-                  int nonblock   /* TRUE or FALSE */)
-{
-#if defined(USE_BLOCKING_SOCKETS)
-
-  return 0; /* returns success */
-
-#elif defined(HAVE_FCNTL_O_NONBLOCK)
-
-  /* most recent unix versions */
-  int flags;
-  flags = fcntl(sockfd, F_GETFL, 0);
-  if(FALSE != nonblock)
-    return fcntl(sockfd, F_SETFL, flags | O_NONBLOCK);
-  else
-    return fcntl(sockfd, F_SETFL, flags & (~O_NONBLOCK));
-
-#elif defined(HAVE_IOCTL_FIONBIO)
-
-  /* older unix versions */
-  int flags;
-  flags = nonblock;
-  return ioctl(sockfd, FIONBIO, &flags);
-
-#elif defined(HAVE_IOCTLSOCKET_FIONBIO)
-
-  /* Windows */
-  unsigned long flags;
-  flags = nonblock;
-  return ioctlsocket(sockfd, FIONBIO, &flags);
-
-#elif defined(HAVE_IOCTLSOCKET_CAMEL_FIONBIO)
-
-  /* Amiga */
-  return IoctlSocket(sockfd, FIONBIO, (long)nonblock);
-
-#elif defined(HAVE_SETSOCKOPT_SO_NONBLOCK)
-
-  /* BeOS */
-  long b = nonblock ? 1 : 0;
-  return setsockopt(sockfd, SOL_SOCKET, SO_NONBLOCK, &b, sizeof(b));
-
-#else
-#  error "no non-blocking method was found/used/set"
-#endif
-}
-
 /*
  * waitconnect() waits for a TCP connect on the given socket for the specified
  * number if milliseconds. It returns:
@@ -846,7 +793,7 @@ singleipconnect(struct connectdata *conn,
   }
 
   /* set socket non-blocking */
-  Curl_nonblock(sockfd, TRUE);
+  curlx_nonblock(sockfd, TRUE);
 
   /* Connect TCP sockets, bind UDP */
   if(conn->socktype == SOCK_STREAM)
diff --git a/lib/connect.h b/lib/connect.h
index ae47c2174..e8261776a 100644
--- a/lib/connect.h
+++ b/lib/connect.h
@@ -23,8 +23,7 @@
  * $Id$
  ***************************************************************************/
 
-int Curl_nonblock(curl_socket_t sockfd,    /* operate on this */
-                  int nonblock   /* TRUE or FALSE */);
+#include "nonblock.h" /* for curlx_nonblock(), formerly Curl_nonblock() */
 
 CURLcode Curl_is_connected(struct connectdata *conn,
                            int sockindex,
diff --git a/lib/curlx.h b/lib/curlx.h
index 9558845e9..1e03a05fc 100644
--- a/lib/curlx.h
+++ b/lib/curlx.h
@@ -53,6 +53,9 @@
   curlx_tvdiff_secs()
 */
 
+#include "nonblock.h"
+/* "nonblock.h" provides curlx_nonblock() */
+
 /* Now setup curlx_ * names for the functions that are to become curlx_ and
    be removed from a future libcurl official API:
    curlx_getenv
diff --git a/lib/ftp.c b/lib/ftp.c
index 8360e5859..d2a80e07f 100644
--- a/lib/ftp.c
+++ b/lib/ftp.c
@@ -351,7 +351,7 @@ static CURLcode AllowServerConnect(struct connectdata *conn)
       infof(data, "Connection accepted from server\n");
 
       conn->sock[SECONDARYSOCKET] = s;
-      Curl_nonblock(s, TRUE); /* enable non-blocking */
+      curlx_nonblock(s, TRUE); /* enable non-blocking */
     }
     break;
   }
diff --git a/lib/socks.c b/lib/socks.c
index 826e1383a..fba0bef38 100644
--- a/lib/socks.c
+++ b/lib/socks.c
@@ -144,7 +144,7 @@ CURLcode Curl_SOCKS4(const char *proxy_name,
     return CURLE_OPERATION_TIMEDOUT;
   }
 
-  Curl_nonblock(sock, FALSE);
+  curlx_nonblock(sock, FALSE);
 
   /*
    * Compose socks4 request
@@ -344,7 +344,7 @@ CURLcode Curl_SOCKS4(const char *proxy_name,
     }
   }
 
-  Curl_nonblock(sock, TRUE);
+  curlx_nonblock(sock, TRUE);
 
   return CURLE_OK; /* Proxy was successful! */
 }
@@ -406,7 +406,7 @@ CURLcode Curl_SOCKS5(const char *proxy_name,
     return CURLE_OPERATION_TIMEDOUT;
   }
 
-  Curl_nonblock(sock, TRUE);
+  curlx_nonblock(sock, TRUE);
 
   /* wait until socket gets connected */
   result = Curl_socket_ready(CURL_SOCKET_BAD, sock, (int)timeout);
@@ -437,7 +437,7 @@ CURLcode Curl_SOCKS5(const char *proxy_name,
   socksreq[3] = 2; /* username/password */
 #endif
 
-  Curl_nonblock(sock, FALSE);
+  curlx_nonblock(sock, FALSE);
 
   code = Curl_write_plain(conn, sock, (char *)socksreq, (2 + (int)socksreq[1]),
                           &written);
@@ -446,7 +446,7 @@ CURLcode Curl_SOCKS5(const char *proxy_name,
     return CURLE_COULDNT_CONNECT;
   }
 
-  Curl_nonblock(sock, TRUE);
+  curlx_nonblock(sock, TRUE);
 
   result = Curl_socket_ready(sock, CURL_SOCKET_BAD, (int)timeout);
 
@@ -464,7 +464,7 @@ CURLcode Curl_SOCKS5(const char *proxy_name,
     return CURLE_RECV_ERROR;
   }
 
-  Curl_nonblock(sock, FALSE);
+  curlx_nonblock(sock, FALSE);
 
   result=Curl_blockread_all(conn, sock, (char *)socksreq, 2, &actualread,
                             timeout);
@@ -719,7 +719,7 @@ CURLcode Curl_SOCKS5(const char *proxy_name,
   }
 #endif
 
-  Curl_nonblock(sock, TRUE);
+  curlx_nonblock(sock, TRUE);
   return CURLE_OK; /* Proxy was successful! */
 }