C99 no longer has implicit function declarations and implicit ints.
Current GCC versions enable them as an extension, but this will
change in a future GCC version.
When building PHP outside of the source tree:
mkdir custom-build-dir
cd custom-build-dir
../path/to/php-src/configure
The directories need to be manually created including the pear directory
so the pear installation PHAR file doesn't need to be downloaded from
the remote location.
Closes GH-4639
This was a left over for supporting old code in PHP extensions out there.
Check is not needed anymore since this is part of C89+ standard.
Closes GH-4445
- yp_get_default_domain was part of ext/yp
- functions checks produce HAVE_function_name symbols. These checks are
currently not used in php-src neither in the extensions out there.
- Removed symbols because they are not used in the code:
- HAVE_GCVT
- HAVE_PUTENV
- HAVE_PUTENV
- HAVE_SETVBUF
- HAVE_TEMPNAM
- HAVE_SIN (sin is also defined in C89 standard)
- HAVE_SETSOCKOPT
- HAVE_LOCKF
- HAVE_ISASCII
- HAVE_YP_GET_DEFAULT_DOMAIN (and other yp extension related unused checks)
- HAVE_LINK
- HAVE_USLEEP is already defined in Windows configuration header
- HAVE_LIBBIND has not been used in php-src for a while anymore
- HAVE_GETHOSTNAME is duplicated in Windows configuration header
Closes GH-4417
The undef PTHREADS converts to define if thread safety is configured.
This step is already done by pthreads m4 macros from TSRM so this now
removes duplicated PTHREADS defines from php_config.h.
Instead of patching configuration headers template generated by
the given tools - autoheader, this moves patching these symbols to
the configure step before creating and invoking the config.status
and before the configuration header file is generated from the
patched template.
Closes GH-4374
Changes:
- Coding style fixes
- ${1+"$@"} replaced with "$@" [1]
- EXTRA_MODULE_PTRS variable is not used anymore
- awk tool defined via environment variable
- srcdir determined automatically from the genif.sh location
[1] https://www.in-ulm.de/~mascheck/various/bourne_args/
Closes GH-4372
These are part of the C89 and on today's systems not needed to be
checked anymore. This removes symbols HAVE_SIGNAL and HAVE_STRERROR.
- http://port70.net/~nsz/c/c89/c89-draft.html
- locale.h is also part of C89 but will be removed per request in PHP 8
- Variables php_abs_top_srcdir php_abs_top_builddir are no longer used.
- ZEND_EXT_TYPE is always zend_extension and variable is no longer used.
Closes GH-4378
This simplifies TSRM build steps a bit and avoids doing unnecessary
steps:
- The `PTHREADS_CHECK_COMPILE` can called inside the for loops only
since this is only where the `$pthreads_checked` variable is used.
- Assigning variables can be then done only in the configure.ac
once.
- use `m4_include()` instead of the `sinclude()` in the middle of
the build steps.
- The `$threads_result` variable is not used in the code or in
extensions.
Instead of building a custom macro for checking configure options,
Autoconf 2.62+ already outputs a warning at the beginning and the end
of the output of configure script. It automatically detects correct
and wrong options better.
This is related also to bug #55634.
So now instead a better way is the default Autoconf approach:
This outputs a warning at the beginning and end of the configure output:
./configure --with-non-existing
This results in fatal error:
./configure --non-existing
configure: error: unrecognized option: `--non-existing'
Try `./configure --help' for more information
The `--enable-option-checking=fatal` results in fatal error for all non
existing options:
./configure --with-non-existing --enable-option-checking=fatal
configure: error: unrecognized options: --with-non-existing
Closes GH-4348
Dmitry Stogov