added disable-[protocol] support, largely provided by Miklos Nemeth

19 files changed, 127 insertions, 10 deletions

diff --git a/lib/arpa_telnet.h b/lib/arpa_telnet.h
index 063bc6fc1..caf6c7f03 100644
--- a/lib/arpa_telnet.h
+++ b/lib/arpa_telnet.h
@@ -22,7 +22,7 @@
  *
  * $Id$
  *****************************************************************************/
-
+#ifndef CURL_DISABLE_TELNET
 /*
  * Telnet option defines. Add more here if in need.
  */
@@ -97,5 +97,5 @@ static const char *telnetcmds[]=
 #define TELCMD_OK(x) ( ((unsigned int)(x) >= TELCMD_MINIMUM) && \
                        ((unsigned int)(x) <= TELCMD_MAXIMUM) )
 #define TELCMD(x)    telnetcmds[(x)-TELCMD_MINIMUM]
-
+#endif
 #endif
diff --git a/lib/cookie.c b/lib/cookie.c
index 2a90d0b8b..e7628a9b3 100644
--- a/lib/cookie.c
+++ b/lib/cookie.c
@@ -79,6 +79,8 @@ Example set of cookies:
 
 #include "setup.h"
 
+#ifndef CURL_DISABLE_HTTP
+
 #include <stdlib.h>
 #include <string.h>
 #include <ctype.h>
@@ -761,6 +763,8 @@ int main(int argc, char **argv)
 
 #endif
 
+#endif /* CURL_DISABLE_HTTP */
+
 /*
  * local variables:
  * eval: (load-file "../curl-mode.el")
diff --git a/lib/dict.h b/lib/dict.h
index ca76d36c1..cee36e073 100644
--- a/lib/dict.h
+++ b/lib/dict.h
@@ -23,7 +23,8 @@
  *
  * $Id$
  *****************************************************************************/
+#ifndef CURL_DISABLE_DICT
 CURLcode Curl_dict(struct connectdata *conn);
 CURLcode Curl_dict_done(struct connectdata *conn);
-
+#endif
 #endif
diff --git a/lib/file.c b/lib/file.c
index 4515d9d94..b3ab757fd 100644
--- a/lib/file.c
+++ b/lib/file.c
@@ -23,6 +23,7 @@
 
 #include "setup.h"
 
+#ifndef CURL_DISABLE_FILE
 /* -- WIN32 approved -- */
 #include <stdio.h>
 #include <string.h>
@@ -204,3 +205,4 @@ CURLcode Curl_file(struct connectdata *conn)
  * vim600: fdm=marker
  * vim: et sw=2 ts=2 sts=2 tw=78
  */
+#endif
diff --git a/lib/file.h b/lib/file.h
index f0dcf8ff3..4a26893e8 100644
--- a/lib/file.h
+++ b/lib/file.h
@@ -23,6 +23,8 @@
  *
  * $Id$
  *****************************************************************************/
+#ifndef CURL_DISABLE_FILE
 CURLcode Curl_file(struct connectdata *conn);
 CURLcode Curl_file_connect(struct connectdata *conn);
 #endif
+#endif
diff --git a/lib/formdata.c b/lib/formdata.c
index a5d367cd5..5c1575e57 100644
--- a/lib/formdata.c
+++ b/lib/formdata.c
@@ -109,6 +109,8 @@ Content-Disposition: form-data; name="FILECONTENT"
 
 #include "setup.h"
 
+#ifndef CURL_DISABLE_HTTP
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -1505,6 +1507,8 @@ int main(int argc, char **argv)
 
 #endif
 
+#endif /* CURL_DISABLE_HTTP */
+
 /*
  * local variables:
  * eval: (load-file "../curl-mode.el")
diff --git a/lib/ftp.c b/lib/ftp.c
index d86a344e5..388bba399 100644
--- a/lib/ftp.c
+++ b/lib/ftp.c
@@ -23,6 +23,8 @@
 
 #include "setup.h"
 
+/* MN 06/07/02 */
+#ifndef CURL_DISABLE_FTP
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
@@ -2141,3 +2143,5 @@ CURLcode Curl_ftp_disconnect(struct connectdata *conn)
  * vim600: fdm=marker
  * vim: et sw=2 ts=2 sts=2 tw=78
  */
+
+#endif /* CURL_DISABLE_FTP */
diff --git a/lib/ftp.h b/lib/ftp.h
index 6f91da53f..baf9f40e6 100644
--- a/lib/ftp.h
+++ b/lib/ftp.h
@@ -23,6 +23,10 @@
  *
  * $Id$
  *****************************************************************************/
+
+/* MN 06/07/02 */
+#ifndef CURL_DISABLE_FTP
+
 CURLcode Curl_ftp(struct connectdata *conn);
 CURLcode Curl_ftp_done(struct connectdata *conn);
 CURLcode Curl_ftp_connect(struct connectdata *conn);
@@ -34,4 +38,8 @@ CURLcode Curl_ftpsendf(struct connectdata *, const char *fmt, ...);
 int Curl_GetFTPResponse(char *buf, struct connectdata *conn,
                         int *ftpcode);
 
+/* MN 06/07/02 */
+#endif
+
+
 #endif
diff --git a/lib/http.c b/lib/http.c
index b135912bb..763b90a3a 100644
--- a/lib/http.c
+++ b/lib/http.c
@@ -23,6 +23,7 @@
 
 #include "setup.h"
 
+#ifndef CURL_DISABLE_HTTP
 /* -- WIN32 approved -- */
 #include <stdio.h>
 #include <string.h>
@@ -987,3 +988,4 @@ CURLcode Curl_http(struct connectdata *conn)
  * vim600: fdm=marker
  * vim: et sw=2 ts=2 sts=2 tw=78
  */
+#endif
diff --git a/lib/http.h b/lib/http.h
index ef5bedebb..2650106cc 100644
--- a/lib/http.h
+++ b/lib/http.h
@@ -23,7 +23,7 @@
  *
  * $Id$
  *****************************************************************************/
-
+#ifndef CURL_DISABLE_HTTP
 /* ftp can use this as well */
 CURLcode Curl_ConnectHTTPProxyTunnel(struct connectdata *conn,
                                      int tunnelsocket,
@@ -38,5 +38,5 @@ CURLcode Curl_http_connect(struct connectdata *conn);
 void Curl_httpchunk_init(struct connectdata *conn);
 CHUNKcode Curl_httpchunk_read(struct connectdata *conn, char *datap,
                               ssize_t length, ssize_t *wrote);
-
+#endif
 #endif
diff --git a/lib/http_chunks.c b/lib/http_chunks.c
index a49e405e7..939e86a91 100644
--- a/lib/http_chunks.c
+++ b/lib/http_chunks.c
@@ -22,6 +22,7 @@
  *****************************************************************************/
 #include "setup.h"
 
+#ifndef CURL_DISABLE_HTTP
 /* -- WIN32 approved -- */
 #include <stdio.h>
 #include <string.h>
@@ -228,3 +229,4 @@ CHUNKcode Curl_httpchunk_read(struct connectdata *conn,
  * vim600: fdm=marker
  * vim: et sw=2 ts=2 sts=2 tw=78
  */
+#endif /* CURL_DISABLE_HTTP */
diff --git a/lib/krb4.c b/lib/krb4.c
index 10b386fbe..b59638310 100644
--- a/lib/krb4.c
+++ b/lib/krb4.c
@@ -40,6 +40,7 @@
 
 #include "setup.h"
 
+#ifndef CURL_DISABLE_FTP
 #ifdef KRB4
 
 #include "security.h"
@@ -391,6 +392,7 @@ void Curl_krb_kauth(struct connectdata *conn)
 }
 
 #endif /* KRB4 */
+#endif /* CURL_DISABLE_FTP */
 
 /*
  * local variables:
diff --git a/lib/ldap.c b/lib/ldap.c
index 910907f58..331ba1622 100644
--- a/lib/ldap.c
+++ b/lib/ldap.c
@@ -23,6 +23,7 @@
 
 #include "setup.h"
 
+#ifndef CURL_DISABLE_LDAP
 /* -- WIN32 approved -- */
 #include <stdio.h>
 #include <string.h>
@@ -229,3 +230,4 @@ CURLcode Curl_ldap(struct connectdata *conn)
  * vim600: fdm=marker
  * vim: et sw=2 ts=2 sts=2 tw=78
  */
+#endif
diff --git a/lib/ldap.h b/lib/ldap.h
index 9bc487551..084fd1024 100644
--- a/lib/ldap.h
+++ b/lib/ldap.h
@@ -23,7 +23,8 @@
  *
  * $Id$
  *****************************************************************************/
+#ifndef CURL_DISABLE_LDAP
 CURLcode Curl_ldap(struct connectdata *conn);
 CURLcode Curl_ldap_done(struct connectdata *conn);
-
+#endif
 #endif /* __LDAP_H */
diff --git a/lib/security.c b/lib/security.c
index 1be54c8b8..06dec3258 100644
--- a/lib/security.c
+++ b/lib/security.c
@@ -40,6 +40,7 @@
 
 #include "setup.h"
 
+#ifndef CURL_DISABLE_FTP
 #ifdef KRB4
 
 #define _MPRINTF_REPLACE /* we want curl-functions instead of native ones */
@@ -552,6 +553,7 @@ Curl_sec_end(struct connectdata *conn)
 }
 
 #endif /* KRB4 */
+#endif /* CURL_DISABLE_FTP */
 
 /*
  * local variables:
diff --git a/lib/setup.h b/lib/setup.h
index fef994297..2bd0588e8 100644
--- a/lib/setup.h
+++ b/lib/setup.h
@@ -23,7 +23,17 @@
  * $Id$
  *****************************************************************************/
 
-
+/* MN 06/07/02 */
+/* #define HTTP_ONLY
+*/
+#ifdef HTTP_ONLY
+#define CURL_DISABLE_FTP
+#define CURL_DISABLE_LDAP
+#define CURL_DISABLE_TELNET
+#define CURL_DISABLE_DICT
+#define CURL_DISABLE_FILE
+#define CURL_DISABLE_GOPHER
+#endif
 
 #if !defined(WIN32) && defined(_WIN32)
 /* This _might_ be a good Borland fix. Please report whether this works or
diff --git a/lib/telnet.c b/lib/telnet.c
index 5b6423fb7..e658a5e2d 100644
--- a/lib/telnet.c
+++ b/lib/telnet.c
@@ -23,6 +23,7 @@
 
 #include "setup.h"
 
+#ifndef CURL_DISABLE_TELNET
 /* -- WIN32 approved -- */
 #include <stdio.h>
 #include <string.h>
@@ -1211,3 +1212,4 @@ CURLcode Curl_telnet(struct connectdata *conn)
  * vim600: fdm=marker
  * vim: et sw=2 ts=2 sts=2 tw=78
  */
+#endif
diff --git a/lib/telnet.h b/lib/telnet.h
index c566b4a56..41ec79df1 100644
--- a/lib/telnet.h
+++ b/lib/telnet.h
@@ -23,7 +23,8 @@
  *
  * $Id$
  *****************************************************************************/
+#ifndef CURL_DISABLE_TELNET
 CURLcode Curl_telnet(struct connectdata *conn);
 CURLcode Curl_telnet_done(struct connectdata *conn);
-
+#endif
 #endif
diff --git a/lib/url.c b/lib/url.c
index d008ba459..dd55d861d 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -139,10 +139,16 @@ static unsigned int ConnectionStore(struct SessionHandle *data,
 #define RETSIGTYPE void
 #endif
 static
+RETSIGTYPE sigintfunc(int signal)
+{
+  (void)signal; /* ignored */
+  return;
+}
 RETSIGTYPE alarmfunc(int signal)
 {
   /* this is for "-ansi -Wall -pedantic" to stop complaining!   (rabe) */
   (void)signal;
+  kill(getpid(), SIGINT);
   return;
 }
 #endif
@@ -182,11 +188,13 @@ CURLcode Curl_close(struct SessionHandle *data)
   if(data->state.headerbuff)
     free(data->state.headerbuff);
 
+#ifndef CURL_DISABLE_HTTP
   if(data->set.cookiejar)
     /* we have a "destination" for all the cookies to get dumped to */
     Curl_cookie_output(data->cookies, data->set.cookiejar);
     
   Curl_cookie_cleanup(data->cookies);
+#endif
 
   /* free the connection cache */
   free(data->state.connects);
@@ -514,6 +522,7 @@ CURLcode Curl_setopt(struct SessionHandle *data, CURLoption option, ...)
     data->set.cookiesession = (bool)va_arg(param, long);
     break;
 
+#ifndef CURL_DISABLE_HTTP
   case CURLOPT_COOKIEFILE:
     /*
      * Set cookie file to read and parse. Can be used multiple times.
@@ -537,6 +546,8 @@ CURLcode Curl_setopt(struct SessionHandle *data, CURLoption option, ...)
     data->cookies = Curl_cookie_init(NULL, data->cookies,
                                      data->set.cookiesession);
     break;
+#endif
+
   case CURLOPT_WRITEHEADER:
     /*
      * Custom pointer to pass the header write callback function
@@ -1712,6 +1723,7 @@ static CURLcode CreateConnection(struct SessionHandle *data,
     conn->protocol &= ~PROT_MISSING; /* switch that one off again */
   }
 
+#ifndef CURL_DISABLE_HTTP
   /************************************************************
    * RESUME on a HTTP page is a tricky business. First, let's just check that
    * 'range' isn't used, then set the range parameter and leave the resume as
@@ -1730,12 +1742,13 @@ static CURLcode CreateConnection(struct SessionHandle *data,
       conn->bits.use_range = 1; /* switch on range usage */
     }
   }
-
+#endif
   /*************************************************************
    * Setup internals depending on protocol
    *************************************************************/
 
   if (strequal(conn->protostr, "HTTP")) {
+#ifndef CURL_DISABLE_HTTP
     conn->port = (data->set.use_port && data->state.allow_port)?
       data->set.use_port:PORT_HTTP;
     conn->remote_port = PORT_HTTP;
@@ -1743,9 +1756,14 @@ static CURLcode CreateConnection(struct SessionHandle *data,
     conn->curl_do = Curl_http;
     conn->curl_done = Curl_http_done;
     conn->curl_connect = Curl_http_connect;
+#else
+    failf(data, LIBCURL_NAME
+          " was built with HTTP disabled, http: not supported!");
+    return CURLE_UNSUPPORTED_PROTOCOL;
+#endif
   }
   else if (strequal(conn->protostr, "HTTPS")) {
-#ifdef USE_SSLEAY
+#if defined(USE_SSLEAY) && !defined(CURL_DISABLE_HTTP)
 
     conn->port = (data->set.use_port && data->state.allow_port)?
       data->set.use_port:PORT_HTTPS;
@@ -1763,6 +1781,7 @@ static CURLcode CreateConnection(struct SessionHandle *data,
 #endif /* !USE_SSLEAY */
   }
   else if (strequal(conn->protostr, "GOPHER")) {
+#ifndef CURL_DISABLE_GOPHER
     conn->port = (data->set.use_port && data->state.allow_port)?
       data->set.use_port:PORT_GOPHER;
     conn->remote_port = PORT_GOPHER;
@@ -1775,9 +1794,16 @@ static CURLcode CreateConnection(struct SessionHandle *data,
     conn->protocol |= PROT_GOPHER;
     conn->curl_do = Curl_http;
     conn->curl_done = Curl_http_done;
+#else
+    failf(data, LIBCURL_NAME
+          " was built with GOPHER disabled, gopher: not supported!");
+#endif
   }
   else if(strequal(conn->protostr, "FTP") ||
           strequal(conn->protostr, "FTPS")) {
+
+/* MN 06/07/02 */
+#ifndef CURL_DISABLE_FTP
     char *type;
 
     if(strequal(conn->protostr, "FTPS")) {
@@ -1805,8 +1831,13 @@ static CURLcode CreateConnection(struct SessionHandle *data,
         failf(data, "ftps does not work through http proxy!");
         return CURLE_UNSUPPORTED_PROTOCOL;
       }
+#ifndef CURL_DISABLE_HTTP
       conn->curl_do = Curl_http;
       conn->curl_done = Curl_http_done;
+#else
+      failf(data, "FTP over http proxy requires HTTP support built-in!");
+      return CURLE_UNSUPPORTED_PROTOCOL;
+#endif
     }
     else {
       conn->curl_do = Curl_ftp;
@@ -1841,8 +1872,16 @@ static CURLcode CreateConnection(struct SessionHandle *data,
 	break;
       }
     }
+
+/* MN 06/07/02 */
+#else /* CURL_DISABLE_FTP */
+    failf(data, LIBCURL_NAME
+          " was built with FTP disabled, ftp/ftps: not supported!");
+    return CURLE_UNSUPPORTED_PROTOCOL;
+#endif
   }
   else if(strequal(conn->protostr, "TELNET")) {
+#ifndef CURL_DISABLE_TELNET
     /* telnet testing factory */
     conn->protocol |= PROT_TELNET;
 
@@ -1851,24 +1890,39 @@ static CURLcode CreateConnection(struct SessionHandle *data,
     conn->remote_port = PORT_TELNET;
     conn->curl_do = Curl_telnet;
     conn->curl_done = Curl_telnet_done;
+#else
+    failf(data, LIBCURL_NAME
+          " was built with TELNET disabled!");
+#endif
   }
   else if (strequal(conn->protostr, "DICT")) {
+#ifndef CURL_DISABLE_DICT
     conn->protocol |= PROT_DICT;
     conn->port = (data->set.use_port && data->state.allow_port)?
       data->set.use_port:PORT_DICT;
     conn->remote_port = PORT_DICT;
     conn->curl_do = Curl_dict;
     conn->curl_done = NULL; /* no DICT-specific done */
+#else
+    failf(data, LIBCURL_NAME
+          " was built with DICT disabled!");
+#endif
   }
   else if (strequal(conn->protostr, "LDAP")) {
+#ifndef CURL_DISABLE_LDAP
     conn->protocol |= PROT_LDAP;
     conn->port = (data->set.use_port && data->state.allow_port)?
       data->set.use_port:PORT_LDAP;
     conn->remote_port = PORT_LDAP;
     conn->curl_do = Curl_ldap;
     conn->curl_done = NULL; /* no LDAP-specific done */
+#else
+    failf(data, LIBCURL_NAME
+          " was built with LDAP disabled!");
+#endif
   }
   else if (strequal(conn->protostr, "FILE")) {
+#ifndef CURL_DISABLE_FILE
     conn->protocol |= PROT_FILE;
 
     conn->curl_do = Curl_file;
@@ -1885,6 +1939,10 @@ static CURLcode CreateConnection(struct SessionHandle *data,
     }
 
     return result;
+#else
+    failf(data, LIBCURL_NAME
+          " was built with FILE disabled!");
+#endif
   }
   else {
     /* We fell through all checks and thus we don't support the specified
@@ -2203,6 +2261,16 @@ static CURLcode CreateConnection(struct SessionHandle *data,
 
 #ifdef HAVE_SIGACTION
     struct sigaction sigact;
+    sigaction(SIGINT, NULL, &sigact);
+    keep_sigact = sigact;
+    sigact.sa_handler = sigintfunc;
+#ifdef SA_RESTART
+    /* HPUX doesn't have SA_RESTART but defaults to that behaviour! */
+    sigact.sa_flags &= ~SA_RESTART;
+#endif
+    /* now set the new struct */
+    sigaction(SIGINT, &sigact, NULL);
+
     sigaction(SIGALRM, NULL, &sigact);
     keep_sigact = sigact;
     keep_copysig = TRUE; /* yes, we have a copy */