CURLOPT_*.3: added lots of small example sections

docs/libcurl/opts/CURLOPT_COOKIE.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, 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
@@ -51,7 +51,16 @@ NULL, no cookies
 .SH PROTOCOLS
 HTTP
 .SH EXAMPLE
-TODO
+.nf
+CURL *curl = curl_easy_init();
+if(curl) {
+  curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
+
+  curl_easy_setopt(curl, CURLOPT_COOKIE, "tool=curl; fun=yes;");
+
+  curl_easy_perform(curl);
+}
+.fi
 .SH AVAILABILITY
 If HTTP is enabled
 .SH RETURN VALUE

docs/libcurl/opts/CURLOPT_IGNORE_CONTENT_LENGTH.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, 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
@@ -42,7 +42,17 @@ Only use this option if strictly necessary.
 .SH PROTOCOLS
 HTTP
 .SH EXAMPLE
-TODO
+.nf
+CURL *curl = curl_easy_init();
+if(curl) {
+  curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
+
+  /* we know the server is silly, ignore content-length */
+  curl_easy_setopt(curl, CURLOPT_IGNORE_CONTENT_LENGTH, 1L);
+
+  curl_easy_perform(curl);
+}
+.fi
 .SH AVAILABILITY
 Added in 7.14.1
 .SH RETURN VALUE

docs/libcurl/opts/CURLOPT_INFILESIZE.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, 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
@@ -49,7 +49,20 @@ Unset
 .SH PROTOCOLS
 Many
 .SH EXAMPLE
-TODO
+.nf
+CURL *curl = curl_easy_init();
+if(curl) {
+  long uploadsize = FILE_SIZE;
+
+  curl_easy_setopt(curl, CURLOPT_URL, "ftp://example.com/destination.tar.gz");
+
+  curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L);
+
+  curl_easy_setopt(curl, CURLOPT_INFILESIZE, uploadsize);
+
+  curl_easy_perform(curl);
+}
+.fi
 .SH AVAILABILITY
 SMTP support added in 7.23.0
 .SH RETURN VALUE

docs/libcurl/opts/CURLOPT_INFILESIZE_LARGE.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, 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
@@ -50,7 +50,20 @@ Unset
 .SH PROTOCOLS
 Many
 .SH EXAMPLE
-TODO
+.nf
+CURL *curl = curl_easy_init();
+if(curl) {
+  curl_off_t uploadsize = FILE_SIZE;
+
+  curl_easy_setopt(curl, CURLOPT_URL, "ftp://example.com/destination.tar.gz");
+
+  curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L);
+
+  curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE, uploadsize);
+
+  curl_easy_perform(curl);
+}
+.fi
 .SH AVAILABILITY
 SMTP support added in 7.23.0
 .SH RETURN VALUE

docs/libcurl/opts/CURLOPT_READDATA.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, 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
@@ -42,7 +42,19 @@ By default, this is a FILE * to stdin.
 .SH PROTOCOLS
 This is used for all protocols when sending data.
 .SH EXAMPLE
-TODO
+.nf
+CURL *curl = curl_easy_init();
+struct MyData this;
+if(curl) {
+  curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
+
+  /* pass pointer that gets passed in to the
+     CURLOPT_READFUNCTION callback */
+  curl_easy_setopt(curl, CURLOPT_READDATA, &this);
+
+  curl_easy_perform(curl);
+}
+.fi
 .SH AVAILABILITY
 This option was once known by the older name \fICURLOPT_INFILE\fP, the name
 \fICURLOPT_READDATA\fP was introduced in 7.9.7.

docs/libcurl/opts/CURLOPT_REFERER.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, 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
@@ -37,7 +37,17 @@ NULL
 .SH PROTOCOLS
 HTTP
 .SH EXAMPLE
-TODO
+.nf
+CURL *curl = curl_easy_init();
+if(curl) {
+  curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
+
+  /* tell it where we found the link to this place */
+  curl_easy_setopt(curl, CURLOPT_REFERER, "http://example.com/aboutme.html");
+
+  curl_easy_perform(curl);
+}
+.fi
 .SH AVAILABILITY
 If built with HTTP support
 .SH RETURN VALUE

docs/libcurl/opts/CURLOPT_SSL_VERIFYHOST.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, 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
@@ -66,7 +66,17 @@ also set to zero and cannot be overridden.
 .SH PROTOCOLS
 All TLS based protocols: HTTPS, FTPS, IMAPS, POP3, SMTPS etc.
 .SH EXAMPLE
-TODO
+.nf
+CURL *curl = curl_easy_init();
+if(curl) {
+  curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
+
+  /* Set the default value: strict name check please */
+  curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 2L);
+
+  curl_easy_perform(curl);
+}
+.fi
 .SH AVAILABILITY
 If built TLS enabled.
 .SH RETURN VALUE

docs/libcurl/opts/CURLOPT_SSL_VERIFYPEER.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, 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
@@ -62,7 +62,17 @@ By default, curl assumes a value of 1.
 .SH PROTOCOLS
 All TLS based protocols: HTTPS, FTPS, IMAPS, POP3, SMTPS etc.
 .SH EXAMPLE
-TODO
+.nf
+CURL *curl = curl_easy_init();
+if(curl) {
+  curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
+
+  /* Set the default value: strict certificate check please */
+  curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 1L);
+
+  curl_easy_perform(curl);
+}
+.fi
 .SH AVAILABILITY
 If built TLS enabled.
 .SH RETURN VALUE

docs/libcurl/opts/CURLOPT_TCP_KEEPALIVE.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, 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
@@ -38,7 +38,23 @@ disable keepalive probes
 .SH PROTOCOLS
 All
 .SH EXAMPLE
-TODO
+.nf
+CURL *curl = curl_easy_init();
+if(curl) {
+  curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
+
+  /* enable TCP keep-alive for this transfer */
+  curl_easy_setopt(curl, CURLOPT_TCP_KEEPALIVE, 1L);
+
+  /* keep-alive idle time to 120 seconds */
+  curl_easy_setopt(curl, CURLOPT_TCP_KEEPIDLE, 120L);
+
+  /* interval time between keep-alive probes: 60 seconds */
+  curl_easy_setopt(curl, CURLOPT_TCP_KEEPIDLE, 60L);
+
+  curl_easy_perform(curl);
+}
+.fi
 .SH AVAILABILITY
 Added in 7.25.0
 .SH RETURN VALUE

docs/libcurl/opts/CURLOPT_TCP_KEEPIDLE.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, 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
@@ -36,7 +36,23 @@ operating systems support this option.
 .SH PROTOCOLS
 All
 .SH EXAMPLE
-TODO
+.nf
+CURL *curl = curl_easy_init();
+if(curl) {
+  curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
+
+  /* enable TCP keep-alive for this transfer */
+  curl_easy_setopt(curl, CURLOPT_TCP_KEEPALIVE, 1L);
+
+  /* set keep-alive idle time to 120 seconds */
+  curl_easy_setopt(curl, CURLOPT_TCP_KEEPIDLE, 120L);
+
+  /* interval time between keep-alive probes: 60 seconds */
+  curl_easy_setopt(curl, CURLOPT_TCP_KEEPIDLE, 60L);
+
+  curl_easy_perform(curl);
+}
+.fi
 .SH AVAILABILITY
 Added in 7.25.0
 .SH RETURN VALUE

docs/libcurl/opts/CURLOPT_TCP_KEEPINTVL.3

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2015, 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
@@ -34,7 +34,23 @@ option. (Added in 7.25.0)
 .SH DEFAULT
 .SH PROTOCOLS
 .SH EXAMPLE
-TODO
+.nf
+CURL *curl = curl_easy_init();
+if(curl) {
+  curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
+
+  /* enable TCP keep-alive for this transfer */
+  curl_easy_setopt(curl, CURLOPT_TCP_KEEPALIVE, 1L);
+
+  /* keep-alive idle time to 120 seconds */
+  curl_easy_setopt(curl, CURLOPT_TCP_KEEPIDLE, 120L);
+
+  /* interval time between keep-alive probes: 60 seconds */
+  curl_easy_setopt(curl, CURLOPT_TCP_KEEPIDLE, 60L);
+
+  curl_easy_perform(curl);
+}
+.fi
 .SH AVAILABILITY
 Always
 .SH RETURN VALUE