curl: add long option '--out-null'

Add a new commandline option --out-null that discards all
response bytes into the void. Replaces non-portable use of
'-o /dev/null' with more efficiency.

Feature added in 8.16.0

Closes #17800
This commit is contained in:
Stefan Eissing 2025-07-02 09:43:13 +02:00 committed by Daniel Stenberg
parent 0e49234128
commit 6845533e24
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13 changed files with 137 additions and 6 deletions

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@ -108,7 +108,7 @@ test718 test719 test720 test721 test722 test723 test724 test725 test726 \
test727 test728 test729 test730 test731 test732 test733 test734 test735 \
test736 test737 test738 test739 test740 test741 test742 test743 test744 \
test745 test746 test747 test748 test749 test750 test751 test752 test753 \
test754 test755 \
test754 test755 test756 \
test780 test781 test782 test783 test784 test785 test786 test787 test788 \
test789 test790 test791 test792 test793 \
\

80
tests/data/test756 Normal file
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@ -0,0 +1,80 @@
<testcase>
<info>
<keywords>
HTTP
</keywords>
</info>
# Server-side
<reply>
<data nocheck="yes">
HTTP/1.1 200 OK
Date: Thu, 09 Nov 2010 14:49:00 GMT
Server: test-server/fake
Response: 1
Content-Type: text/html
Content-Length: 8
Hello1!
</data>
<data2>
HTTP/1.1 200 OK
Date: Thu, 09 Nov 2010 14:49:00 GMT
Server: test-server/fake
Response: 2
Content-Type: text/html
Content-Length: 8
Hello2!
</data2>
</reply>
# Client-side
<client>
<server>
http
</server>
<features>
</features>
<name>
mix --output and --out-null
</name>
<command>
http://%HOSTIP:%HTTPPORT/want/%TESTNUMBER http://%HOSTIP:%HTTPPORT/want/%TESTNUMBER0002 --out-null -o -
</command>
</client>
# Verify data after the test has been "shot"
<verify>
<protocol>
GET /want/%TESTNUMBER HTTP/1.1
Host: %HOSTIP:%HTTPPORT
User-Agent: curl/%VERSION
Accept: */*
GET /want/%TESTNUMBER0002 HTTP/1.1
Host: %HOSTIP:%HTTPPORT
User-Agent: curl/%VERSION
Accept: */*
</protocol>
<stdout>
HTTP/1.1 200 OK
Date: Thu, 09 Nov 2010 14:49:00 GMT
Server: test-server/fake
Response: 1
Content-Type: text/html
Content-Length: 8
HTTP/1.1 200 OK
Date: Thu, 09 Nov 2010 14:49:00 GMT
Server: test-server/fake
Response: 2
Content-Type: text/html
Content-Length: 8
Hello2!
</stdout>
</verify>
</testcase>