curl-curl/docs/examples
Viktor Szakats 3aa4fbf2d4
cmake: add CURL_BUILD_EVERYTHING option
To build all targets in a single go, meaning curl and libcurl as normal,
and tests and examples in addition. To build-test everything without
running multiple cmake commands.

Enable with:
- `-DCURL_BUILD_EVERYTHING=ON`
  Special values: `QUICK` to build examples quickly for build test,
  `NOEXAMPLES` to not build examples.

A well-equipped build takes 2.8s of configure time, and 1.7s to build
everything (shared, unity, ninja, prefill), 1.4s with `QUICK`. Without
this option it takes <1s to build curl/libcurl.

Also: streamline `CURL_LINT` internal logic.

Closes #20429
2026-01-26 02:08:02 +01:00
..
.checksrc build: update to not need _CRT_NONSTDC_NO_DEPRECATE with MSVC 2026-01-20 23:19:54 +01:00
.gitignore examples/threaded-ssl: delete in favor of examples/threaded 2025-12-17 00:32:20 +01:00
10-at-a-time.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
adddocsref.pl scripts: enable strict warnings in Perl where missing, fix fallouts 2025-07-27 22:35:18 +02:00
address-scope.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
altsvc.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
anyauthput.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
block_ip.c windows: bump minimum to Vista (from XP) 2026-01-17 11:41:49 +01:00
cacertinmem.c openssl: drop includes unused or duplicate 2025-12-20 13:51:05 +01:00
certinfo.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
chkspeed.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
CMakeLists.txt cmake: add CURL_BUILD_EVERYTHING option 2026-01-26 02:08:02 +01:00
connect-to.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
cookie_interface.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
crawler.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
debug.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
default-scheme.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
ephiperfifo.c tidy-up: miscellaneous 2026-01-20 12:37:56 +01:00
evhiperfifo.c tidy-up: miscellaneous 2026-01-20 12:37:56 +01:00
externalsocket.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
fileupload.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
ftp-delete.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
ftp-wildcard.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
ftpget.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
ftpgetinfo.c tidy-up: miscellaneous 2025-12-18 21:27:58 +01:00
ftpgetresp.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
ftpsget.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
ftpupload.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
ftpuploadfrommem.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
ftpuploadresume.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
getinfo.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
getinmemory.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
getredirect.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
getreferrer.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
ghiper.c tidy-up: miscellaneous 2026-01-20 12:37:56 +01:00
headerapi.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
hiperfifo.c tidy-up: miscellaneous 2026-01-20 12:37:56 +01:00
hsts-preload.c tests: replace strcpy() with curlx_strcopy() 2025-12-23 22:25:39 +01:00
htmltidy.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
htmltitle.cpp tidy-up: miscellaneous 2026-01-15 13:06:13 +01:00
http2-download.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
http2-pushinmemory.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
http2-serverpush.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
http2-upload.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
http3-present.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
http3.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
http-options.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
http-post.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
httpcustomheader.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
httpput-postfields.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
httpput.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
https.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-append.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-authzid.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-copy.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-create.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-delete.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-examine.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-fetch.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-list.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-lsub.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-multi.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-noop.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-search.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-ssl.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-store.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
imap-tls.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
interface.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
ipv6.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
keepalive.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
localport.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
log_failed_transfers.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
Makefile.am cmake: support building some complicated examples, build them in CI 2025-10-07 19:09:02 +02:00
Makefile.example Makefile.example: make default options more likely to work 2025-10-20 13:52:58 +02:00
Makefile.inc examples/threaded-ssl: delete in favor of examples/threaded 2025-12-17 00:32:20 +01:00
maxconnects.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
multi-app.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
multi-debugcallback.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
multi-double.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
multi-event.c examples: omit forward declarations, apply misc fixes 2026-01-13 19:37:34 +01:00
multi-formadd.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
multi-legacy.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
multi-post.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
multi-single.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
multi-uv.c tidy-up: miscellaneous 2026-01-20 12:37:56 +01:00
netrc.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
parseurl.c examples: tidy-up headers and includes 2025-11-18 02:05:07 +01:00
persistent.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
pop3-authzid.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
pop3-dele.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
pop3-list.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
pop3-multi.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
pop3-noop.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
pop3-retr.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
pop3-ssl.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
pop3-stat.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
pop3-tls.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
pop3-top.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
pop3-uidl.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
post-callback.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
postinmemory.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
postit2-formadd.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
postit2.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
progressfunc.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
protofeats.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
range.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
README.md GHA: silence proselint warnings and an error 2024-10-15 16:44:17 +02:00
resolve.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
rtsp-options.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
sendrecv.c build: globally suppress DJGPP warnings in FD_SET() 2026-01-13 23:17:10 +01:00
sepheaders.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
sessioninfo.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
sftpget.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
sftpuploadresume.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
shared-connection-cache.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
simple.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
simplepost.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
simplessl.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
smooth-gtk-thread.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
smtp-authzid.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
smtp-expn.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
smtp-mail.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
smtp-mime.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
smtp-multi.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
smtp-ssl.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
smtp-tls.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
smtp-vrfy.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
sslbackend.c example: fix formatting nits 2025-11-28 15:01:59 +01:00
synctime.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
threaded.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
unixsocket.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
url2file.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
urlapi.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
usercertinmem.c openssl: drop includes unused or duplicate 2025-12-20 13:51:05 +01:00
version-check.pl scripts: enable strict warnings in Perl where missing, fix fallouts 2025-07-27 22:35:18 +02:00
websocket-cb.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
websocket-updown.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
websocket.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00
xmlstream.c docs: rename CURLcode variables to 'result' 2025-12-17 08:55:12 +01:00

libcurl examples

This directory is for libcurl programming examples. They are meant to show some simple steps on how you can build your own application to take full advantage of libcurl.

If you end up with other small but still useful example sources, please mail them for submission in future packages and on the website.

Building

The Makefile.example is an example Makefile that could be used to build these examples. Just edit the file according to your system and requirements first.

Most examples should build fine using a command line like this:

`curl-config --cc --cflags --libs` -o example-my example.c

Some compilers do not like having the arguments in this order but instead want you do reorganize them like:

`curl-config --cc` -o example-my example.c `curl-config --cflags --libs`

Please do not use the curl.se site as a test target for your libcurl applications/experiments. Even if some of the examples use that site as a URL at some places, it does not mean that the URLs work or that we expect you to actually torture our website with your tests. Thanks.

Examples

Each example source code file is designed to be and work stand-alone and rather self-explanatory. The examples may at times lack the level of error checks you need in a real world, but that is then only for the sake of readability: to make the code smaller and easier to follow.