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authorDaniel Stenberg <daniel@haxx.se>2000-10-27 12:25:00 +0000
committerDaniel Stenberg <daniel@haxx.se>2000-10-27 12:25:00 +0000
commit09ba856e3902a439c516c6cc1f40767b838b2a44 (patch)
tree51915765978459ae2a11c7f396e7e41e71ec7b11
parent1df033a1c5230ac7e98b7c9a62579c75b01f29fd (diff)
Added section 4.8 I found a bug and did some minor cosmetics
-rw-r--r--docs/FAQ94
1 files changed, 56 insertions, 38 deletions
diff --git a/docs/FAQ b/docs/FAQ
index f9052447a..9742b78ef 100644
--- a/docs/FAQ
+++ b/docs/FAQ
@@ -1,4 +1,4 @@
-Updated: October 18, 2000 (http://curl.haxx.se/docs/faq.shtml)
+Updated: October 27, 2000 (http://curl.haxx.se/docs/faq.shtml)
_ _ ____ _
___| | | | _ \| |
/ __| | | | |_) | |
@@ -43,6 +43,8 @@ FAQ
4.5.4 "404 Not Found"
4.5.5 "405 Method Not Allowed"
4.6 Can you tell me what error code 142 means?
+ 4.7 How do I keep usernames and passwords secret in Curl command lines?
+ 4.8 I found a bug!
5. libcurl Issues
5.1 Is libcurl thread safe?
@@ -63,7 +65,8 @@ FAQ
cURL (or simply just 'curl') is a command line tool for getting or sending
files using URL syntax. The name is a play on 'Client for URLs', originally
- with URL spelled in uppercase to make it obvious it deals with URLs.
+ with URL spelled in uppercase to make it obvious it deals with URLs. The
+ fact it can also be pronounced 'see URL' also helped.
Curl supports a range of common internet protocols, currently including
HTTP, HTTPS, FTP, GOPHER, LDAP, DICT and FILE.
@@ -76,7 +79,7 @@ FAQ
transfer library.
Any application is free to use libcurl, even commercial or closed-source
- ones. Just make sure changes to the lib itself is made public.
+ ones. Just make sure changes to the lib itself are made public.
1.3 What is cURL not?
@@ -97,7 +100,7 @@ FAQ
or with PHP.
Curl is not a single-OS program. Curl exists, compiles, builds and runs
- under a long range of operating systems, including all modern Unixes,
+ under a wide range of operating systems, including all modern Unixes,
Windows, Amiga, BeOS, OS/2, OS X, QNX etc.
1.4 When will you make curl do XXXX ?
@@ -135,7 +138,7 @@ FAQ
This may be because of several reasons.
- 2.1.1. native linker doesn't find openssl
+ 2.1.1. native linker doesn't find openssl
Affected platforms:
Solaris (native cc compiler)
@@ -157,7 +160,7 @@ FAQ
Solution submitted by: Bob Allison <allisonb@users.sourceforge.net>
- 2.1.2. only the libssl lib is missing
+ 2.1.2. only the libssl lib is missing
If all include files and the libcrypto lib is present, with only the
libssl being missing according to configure, this is mostly likely because
@@ -194,7 +197,6 @@ FAQ
brings this functionality.
-
3. Usage problems
3.1. curl: (1) SSL is disabled, https: not supported
@@ -325,26 +327,26 @@ FAQ
RFC2616 clearly explains the return codes. I'll make a short transcript
here. Go read the RFC for exact details:
- 4.5.1 "400 Bad Request"
+ 4.5.1 "400 Bad Request"
The request could not be understood by the server due to malformed
syntax. The client SHOULD NOT repeat the request without modifications.
- 4.5.2 "401 Unauthorized"
+ 4.5.2 "401 Unauthorized"
The request requires user authentication.
- 4.5.3 "403 Forbidden"
+ 4.5.3 "403 Forbidden"
The server understood the request, but is refusing to fulfill it.
Authorization will not help and the request SHOULD NOT be repeated.
- 4.5.4 "404 Not Found"
+ 4.5.4 "404 Not Found"
The server has not found anything matching the Request-URI. No indication
is given of whether the condition is temporary or permanent.
- 4.5.5 "405 Method Not Allowed"
+ 4.5.5 "405 Method Not Allowed"
The method specified in the Request-Line is not allowed for the resource
identified by the Request-URI. The response MUST include an Allow header
@@ -353,9 +355,9 @@ FAQ
4.6. Can you tell me what error code 142 means?
All error codes that are larger than the highest documented error code means
- that curl has existed due to a timeout. There is currentl no nice way for
+ that curl has existed due to a timeout. There is currently no nice way for
curl to abort from such a condition and that's why it gets this undocumented
- error. This is planned to change in a future release.
+ error. This should be changed in releases after 7.4.1.
4.7. How do I keep usernames and passwords secret in Curl command lines?
@@ -371,15 +373,30 @@ FAQ
at least hide them from being read by human eyes, but that is not what
anyone would call security.
+ 4.8 I found a bug!
+
+ It is not a bug if the behaviour is documented. Read the docs first.
+
+ If it is a problem with a binary you've downloaded or a package for your
+ particular platform, try contacting the person who built the package/archive
+ you have.
+
+ If there is a bug, post a bug report in the Curl Bug Track System over at
+ http://sourceforge.net/bugs/?group_id=976 or mail a detailed bug description
+ to curl-bug@haxx.se.
+
+ Always include as many details you can think of, including curl version,
+ operating system name and version and complete instructions how to repeat
+ the bug.
+
5. libcurl Issues
5.1. Is libcurl thread safe?
- As version seven is slowly marching in as the libcurl version to use, we
- have made a serious attempt to address all places in the code where we could
- forsee problems for multi-threaded programs. If your system has them, curl
- will attempt to use threadsafe functions instead of non-safe ones.
+ We have attempted to write the entire code adjusted for multi-threaded
+ programs. If your system has such, curl will attempt to use threadsafe
+ functions instead of non-safe ones.
I am very interested in once and for all getting some kind of report or
README file from those who have used libcurl in a threaded environment,
@@ -388,10 +405,11 @@ FAQ
6. License Issues
Curl and libcurl are released under the MPL, the Mozilla Public License. To
- get a really good answer to this or other licensing questions, you should
+ get a really good answer to your license conflict questions, you should
study the MPL license and the license you are about to use and check for
- clashes yourself. This is a brief summary for the cases we get the most
- questions. (Parts of this section was enhanced by Bjorn Reese.)
+ clashes yourself. This section is just a brief summary for the cases we get
+ the most questions. (Parts of this section was much enhanced by Bjorn
+ Reese.)
6.1. I have a GPL program, can I use the libcurl library?
@@ -427,33 +445,33 @@ FAQ
6.2. I have a closed-source program, can I use the libcurl library?
- Yes, libcurl does not put any restrictions on the program that uses the
- library. If you end up doing changes to the library, only those changes
- must be made available, not the ones to your program.
+ Yes, libcurl does not put any restrictions on the program that uses the
+ library. If you end up doing changes to the library, only those changes must
+ be made available, not the ones to your program.
6.3. I have a BSD licensed program, can I use the libcurl library?
- Yes, libcurl does not put any restrictions on the program that uses the
- library. If you end up doing changes to the library, only those changes
- must be made available, not the ones to your program.
+ Yes, libcurl does not put any restrictions on the program that uses the
+ library. If you end up doing changes to the library, only those changes must
+ be made available, not the ones to your program.
6.4. I have a program that uses LGPL libraries, can I use libcurl?
- Yes you can. LGPL libraries don't spread to other libraries the same way
- GPL ones do.
+ Yes you can. LGPL libraries don't spread to other libraries the same way GPL
+ ones do.
- However, when you read paragraph (3) of the LGPL license, you'll see that
- anyone - at will - may at any time convert that LGPL program into GPL. And
- GPL programs can't be distributed together with MPL programs, neither with
- (lib)curl source code and not as a binary.
+ However, when you read paragraph (3) of the LGPL license, you'll see that
+ anyone - at will - may at any time convert that LGPL program into GPL. And
+ GPL programs can't be distributed together with MPL programs, neither with
+ (lib)curl source code and not as a binary.
6.5. Can I modify curl/libcurl for my program and keep the changes secret?
- No, you're not allowed to do that.
+ No, you're not allowed to do that.
6.6. Can you please change the curl/libcurl license to XXXX?
- No. We carefully picked this license years ago and a large amount of
- people have contributed with source code knowing that this is the license
- we use. This license puts the restrictions we want on curl/libcurl and it
- does not spread to other programs or libraries that use it.
+ No. We carefully picked this license years ago and a large amount of people
+ have contributed with source code knowing that this is the license we
+ use. This license puts the restrictions we want on curl/libcurl and it does
+ not spread to other programs or libraries that use it.