The new environment variable provides means to declare all or some libpcap
cmake run of a specific environment (CI or a working copy) as tainted.
Add explicit conditions to exempt the cmake run that emit warnings
now and request the compiler to treat warnings as errors *iff* the cmake
run is not tainted. This way if a cmake run that is warning-free now
degrades later, CI will fail it.
The treat warnings as errors cmake option used is:
-Werror=dev
Make developer warnings errors.
Make warnings that are meant for the author of the CMake-
Lists.txt files errors. By default this will also turn on depre-
cated warnings as errors.
This change do, in a fresh directory from a release archive:
1) a "configure --enable-smb" and build,
2) a "cmake -DENABLE_SMB=yes" and build.
It may allow to find some necessary files missing in the release archive.
Define CMAKE_MESSAGE_LOG_LEVEL=NOTICE to minimize the cmake output.
Define CMAKE_RULE_MESSAGES=OFF to minimize the make output in cmake case.
[skip ci]
Windows minimum required is already 3.12.
This change avoids this warning:
CMake Deprecation Warning at CMakeLists.txt:7 (cmake_minimum_required):
Compatibility with CMake < 2.8.12 will be removed from a future version of
CMake.
Update the VERSION argument <min> value or use a ...<max> suffix to tell
CMake that the project does not need compatibility with older versions.
(Same as in libpcap.)
These tricky targets used "autoreconf -f" (via "make releasetar") and
they changed the VERSION and configure files locally.
If building a release candidate tar archive is needed, it's better to:
Update VERSION with rcX suffix and configure via "autoreconf -f",
commit them, add a tag and build the archive via "make releasetar".
It should display: Archive build from tag tcpdump-...rcX.
Note: the "autoreconf -f" command changes the configure file in an
uncontrolled way (runstatedir, #define LARGE_OFF_T, etc.) depending on
the autoconf version.
It is necessary to choose the parts that will be added in the commit
with "git add -i".
This is a follow-up to c378c2a04c.
[skip ci]
Use the release tag if it exists or use HEAD.
Remove the "autoreconf -f" command, because it changes the configure file
locally in an uncontrolled way (runstatedir, #define LARGE_OFF_T, etc.)
depending on the autoconf version. This command is run in the release
process before a commit and we can choose the parts that will be added
in the commit.
Note:
The following target (rcX) must be updated ou removed in a next step
because it was using "autoreconf -f" (via "make releasetar") and it
changes the VERSION and configure files locally.
This change
1) Ensures that we only release files from tag/HEAD, not locally
modified ones.
2) Avoids disclosing personal data such as the username/group of the
local user.
3) Puts by default a umask of 0002, which turns off the world write bit
on files in the archive.
4) Avoids problems on some OSes (no more tar, Git builtin tar.gz
handling).
If we're linking with a libpcap in ../libpcap*, it's static, but we only
need to link with the libraries on wich it immediately depends, we don't
need to link with the libraries on which those libraries depend, etc..
So, if ../libpcap*/pcap-config supports --static-pcap-only, use that.
Clang 15 makes implicit function declarations fatal by default which
leads to some of tcpdump's configure tests silently failing/returning
the wrong result.
This adds the needed #includes to various tests for the functions used,
resolving the following errors:
```
net-analyzer/tcpdump-4.99.1/clang15.log:47:error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
net-analyzer/tcpdump-4.99.1/clang15.log:51:error: call to undeclared library function 'strcmp' with type 'int (const char *, const char *)'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
net-analyzer/tcpdump-4.99.1/clang15.log:55:error: call to undeclared library function 'sscanf' with type 'int (const char *restrict, const char *restrict, ...)'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
net-analyzer/tcpdump-4.99.1/clang15.log:68:error: call to undeclared library function 'memset' with type 'void *(void *, int, unsigned long)'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
net-analyzer/tcpdump-4.99.1/clang15.log:112:error: call to undeclared function 'ether_ntohost'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
net-analyzer/tcpdump-4.99.1/clang15.log:115:error: call to undeclared library function 'exit' with type 'void (int) __attribute__((noreturn))'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
```
Signed-off-by: Sam James <sam@gentoo.org>
Don't use htons() when defining the constants because the flags
field is already eventually swapped by fetching with GET_BE_U_2().
Remove unused flags NI_SUPTYPE_FLAG_COMPRESS and NI_FQDN_FLAG_VALIDTTL.
Add a test file with various NI_NODEADDR_FLAG* flags.
