diff options
Diffstat (limited to 'docs/libcurl/curl_global_init_mem.3')
-rw-r--r-- | docs/libcurl/curl_global_init_mem.3 | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/docs/libcurl/curl_global_init_mem.3 b/docs/libcurl/curl_global_init_mem.3 index 9cddef7c..7252cf9f 100644 --- a/docs/libcurl/curl_global_init_mem.3 +++ b/docs/libcurl/curl_global_init_mem.3 @@ -9,7 +9,7 @@ .\" * .\" * This software is licensed as described in the file COPYING, which .\" * you should have received as part of this distribution. The terms -.\" * are also available at http://curl.haxx.se/docs/copyright.html. +.\" * are also available at https://curl.haxx.se/docs/copyright.html. .\" * .\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell .\" * copies of the Software, and permit persons to whom the Software is @@ -36,11 +36,13 @@ This function works exactly as \fIcurl_global_init(3)\fP with one addition: it allows the application to set callbacks to replace the otherwise used internal memory functions. -This man page only adds documentation for the callbacks, see the -\fIcurl_global_init(3)\fP man page for all the rest. When you use this -function, all callback arguments must be set to valid function pointers. +If you are using libcurl from multiple threads or libcurl was built with the +threaded resolver option then the callback functions must be thread safe. The +threaded resolver is a common build option to enable (and in some cases the +default) so we strongly urge you to make your callback functions thread safe. -The prototypes for the given callbacks should match these: +All callback arguments must be set to valid function pointers. The +prototypes for the given callbacks must match these: .IP "void *malloc_callback(size_t size);" To replace malloc() .IP "void free_callback(void *ptr);" @@ -51,6 +53,9 @@ To replace realloc() To replace strdup() .IP "void *calloc_callback(size_t nmemb, size_t size);" To replace calloc() +.RE +This function is otherwise the same as \fIcurl_global_init(3)\fP, please refer +to that man page for documentation. .SH "CAUTION" Manipulating these gives considerable powers to the application to severely screw things up for libcurl. Take care! |