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author | Daniel Stenberg <daniel@haxx.se> | 2017-05-05 13:54:32 +0200 |
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committer | Daniel Stenberg <daniel@haxx.se> | 2017-05-05 13:54:56 +0200 |
commit | 9b47f67929d8a962def79121b585e5e4754c9e1d (patch) | |
tree | 7218659c9837f8a6af5963c94c7858c5db3ace8a /docs | |
parent | ad8c1472fec946a9bae2d688bbadb7d77123b147 (diff) |
curl_slist_append.3: clarify a NULL input creates a new list
Diffstat (limited to 'docs')
-rw-r--r-- | docs/libcurl/curl_slist_append.3 | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/docs/libcurl/curl_slist_append.3 b/docs/libcurl/curl_slist_append.3 index fed802929..2d4e30527 100644 --- a/docs/libcurl/curl_slist_append.3 +++ b/docs/libcurl/curl_slist_append.3 @@ -5,7 +5,7 @@ .\" * | (__| |_| | _ <| |___ .\" * \___|\___/|_| \_\_____| .\" * -.\" * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al. +.\" * Copyright (C) 1998 - 2017, 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 @@ -29,11 +29,11 @@ curl_slist_append - add a string to an slist .BI "const char * "string ");" .ad .SH DESCRIPTION -curl_slist_append() appends a specified string to a linked list of -strings. The existing \fIlist\fP should be passed as the first argument while -the new list is returned from this function. The specified \fIstring\fP has -been appended when this function returns. curl_slist_append() copies the -string. +\fIcurl_slist_append(3)\fP appends a string to a linked list of strings. The +existing \fBlist\fP should be passed as the first argument and the new list is +returned from this function. Pass in NULL in the \fBlist\fP argument to create +a new list. The specified \fBstring\fP has been appended when this function +returns. \fIcurl_slist_append(3)\fP copies the string. The list should be freed again (after usage) with \fIcurl_slist_free_all(3)\fP. @@ -42,19 +42,19 @@ A null pointer is returned if anything went wrong, otherwise the new list pointer is returned. .SH EXAMPLE .nf - CURL handle; - struct curl_slist *slist=NULL; +CURL *handle; +struct curl_slist *slist=NULL; - slist = curl_slist_append(slist, "pragma:"); +slist = curl_slist_append(slist, "pragma:"); - if (slist == NULL) - return -1; +if (slist == NULL) + return -1; - curl_easy_setopt(handle, CURLOPT_HTTPHEADER, slist); +curl_easy_setopt(handle, CURLOPT_HTTPHEADER, slist); - curl_easy_perform(handle); +curl_easy_perform(handle); - curl_slist_free_all(slist); /* free the list again */ +curl_slist_free_all(slist); /* free the list again */ .fi .SH "SEE ALSO" .BR curl_slist_free_all "(3), " |