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archived-php-src/ext/odbc/config.m4
Calvin Buckley cebe50a1af Remove driver specific support from ODBC (#15727)
* Purge most special cases for building ODBC with specific drivers

PDO_ODBC doesn't do this, and most of these drivers are not in use with
PHP, at least like this. Chances are these expose an ODBC driver you can
use with a normal driver manager like unixODBC or iODBC. If not, it can
be specified as a custom driver, though it does not include any
workarounds.

There might be some redundant definitions now as a result.

IBM Db2 is kept as a special case due to it also being in PDO_ODBC,
though I wonder how good of an idea this is.

See GH-15630

* Remove never used include

This would only be used on 68k classic Mac OS. Did PHP ever run there?

* Fold HAVE_SQL_EXTENDED_FETCH

All supported driver managers can do extended fetches.

* Ope, accidentally deleted this in a refactor

* All driver managers support SQLDataSources now too

So we don't need the define?

* Remove undef CHAR

There's no justification behind as to why this should be.

* Don't special case SQL_TIMESTAMP

The default handling for turning into SQL_C_CHAR is fine, and the
special case for Adabas is no longer needed.

* Assume fetch_hash is always possible

The driver managers and even Db2 support this.

This would also allow simplifying the fetch code to merge fetch_into and
fetch_array into a single implementation perhaps.

* Update UPGRADING for driver specific removal

* Update NEWS for driver specific removal
2025-09-09 00:07:15 -03:00

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dnl
dnl PHP_ODBC_CHECK_HEADER(header)
dnl
dnl Check if required header file exists in the ODBC include directory.
dnl
AC_DEFUN([PHP_ODBC_CHECK_HEADER],
[AS_IF([test ! -f "$ODBC_INCDIR/$1"],
[AC_MSG_ERROR([ODBC header file '$ODBC_INCDIR/$1' not found!])])])
dnl
dnl configure options
dnl
AS_VAR_IF([ODBC_TYPE],, [
PHP_ARG_WITH([ibm-db2],
[for IBM DB2 support],
[AS_HELP_STRING([[--with-ibm-db2[=DIR]]],
[Include IBM DB2 support [/home/db2inst1/sqllib]])])
AS_VAR_IF([PHP_IBM_DB2], [no], [], [
AS_VAR_IF([PHP_IBM_DB2], [yes], [
ODBC_INCDIR=/home/db2inst1/sqllib/include
ODBC_LIBDIR=/home/db2inst1/sqllib/lib
], [
ODBC_INCDIR=$PHP_IBM_DB2/include
ODBC_LIBDIR=$PHP_IBM_DB2/$PHP_LIBDIR
])
PHP_ODBC_CHECK_HEADER([sqlcli1.h])
ODBC_CFLAGS=-I$ODBC_INCDIR
ODBC_LFLAGS=-L$ODBC_LIBDIR
ODBC_TYPE=ibm-db2
ODBC_LIBS=-ldb2
dnl Sanity check.
old_LIBS=$LIBS
LIBS="$ODBC_LFLAGS $ODBC_LIBS $LIBS"
AC_CHECK_FUNC([SQLExecute],
[AC_DEFINE([HAVE_IBMDB2], [1],
[Define to 1 if the odbc extension uses the IBM DB2.])],
[AC_MSG_FAILURE([
ODBC build test failed. You need to source your DB2 environment before running
PHP configure:
# . \$IBM_DB2/db2profile
])])
LIBS=$old_LIBS
])
])
AS_VAR_IF([ODBC_TYPE],, [
PHP_ARG_WITH([custom-odbc],
[for a custom ODBC support],
[AS_HELP_STRING([[--with-custom-odbc[=DIR]]],
[Include user defined ODBC support. DIR is ODBC install base directory
[/usr/local]. Make sure to define CUSTOM_ODBC_LIBS and have some odbc.h in
your include dirs. For example, you should define following for Sybase SQL
Anywhere 5.5.00 on QNX, prior to running this configure script:
CPPFLAGS="-DODBC_QNX -DSQLANY_BUG" LDFLAGS=-lunix
CUSTOM_ODBC_LIBS="-ldblib -lodbc"])])
AS_VAR_IF([PHP_CUSTOM_ODBC], [no], [], [
AS_VAR_IF([PHP_CUSTOM_ODBC], [yes], [PHP_CUSTOM_ODBC=/usr/local])
ODBC_INCDIR=$PHP_CUSTOM_ODBC/include
ODBC_LIBDIR=$PHP_CUSTOM_ODBC/$PHP_LIBDIR
ODBC_LFLAGS=-L$ODBC_LIBDIR
ODBC_CFLAGS=-I$ODBC_INCDIR
ODBC_LIBS=$CUSTOM_ODBC_LIBS
ODBC_TYPE=custom-odbc
AC_DEFINE([HAVE_CODBC], [1],
[Define to 1 if the odbc extension uses custom ODBC installation.])
])
])
AS_VAR_IF([ODBC_TYPE],, [
PHP_ARG_WITH([iodbc],
[whether to build with iODBC support],
[AS_HELP_STRING([--with-iodbc],
[Include iODBC support])])
AS_VAR_IF([PHP_IODBC], [no], [], [
PKG_CHECK_MODULES([ODBC], [libiodbc])
PHP_EVAL_INCLINE([$ODBC_CFLAGS])
ODBC_TYPE=iodbc
AC_DEFINE([HAVE_IODBC], [1],
[Define to 1 if the odbc extension uses the iODBC.])
])
])
AS_VAR_IF([ODBC_TYPE],, [
PHP_ARG_WITH([unixODBC],
[whether to build with unixODBC support],
[AS_HELP_STRING([[--with-unixODBC[=DIR]]],
[Include unixODBC support. Use PKG_CONFIG_PATH (or ODBC_CFLAGS and
ODBC_LIBS) environment variables, or alternatively the optional DIR argument
to customize where to look for the unixODBC library.])])
AS_VAR_IF([PHP_UNIXODBC], [no], [], [
AS_VAR_IF([PHP_UNIXODBC], [yes], [
PKG_CHECK_MODULES([ODBC], [odbc])
PHP_EVAL_INCLINE([$ODBC_CFLAGS])
], [
dnl keep old DIR way for old version without libodbc.pc
ODBC_INCDIR=$PHP_UNIXODBC/include
ODBC_LIBDIR=$PHP_UNIXODBC/$PHP_LIBDIR
ODBC_LFLAGS=-L$ODBC_LIBDIR
ODBC_CFLAGS=-I$ODBC_INCDIR
ODBC_LIBS=-lodbc
PHP_ODBC_CHECK_HEADER([sqlext.h])
AC_MSG_NOTICE([Using unixODBC in $PHP_UNIXODBC])
])
ODBC_TYPE=unixODBC
AC_DEFINE([HAVE_UNIXODBC], [1],
[Define to 1 if the odbc extension uses the unixODBC.])
])
])
dnl Extension setup
if test -n "$ODBC_TYPE"; then
PHP_EVAL_LIBLINE([$ODBC_LFLAGS $ODBC_LIBS], [ODBC_SHARED_LIBADD])
AC_DEFINE([HAVE_UODBC], [1],
[Define to 1 if the PHP extension 'odbc' is available.])
AC_DEFINE_UNQUOTED([PHP_ODBC_CFLAGS], ["$ODBC_CFLAGS"],
[The compile options that PHP odbc extension was built with.])
AC_DEFINE_UNQUOTED([PHP_ODBC_LIBS], ["$ODBC_LIBS"],
[The libraries linker flags that PHP odbc extension was built with.])
AC_DEFINE_UNQUOTED([PHP_ODBC_LFLAGS], ["$ODBC_LFLAGS"],
[The linker flags that PHP odbc extension was built with.])
AC_DEFINE_UNQUOTED([PHP_ODBC_TYPE], ["$ODBC_TYPE"],
[The ODBC library used in the PHP odbc extension.])
PHP_SUBST([ODBC_SHARED_LIBADD])
PHP_NEW_EXTENSION([odbc],
[php_odbc.c odbc_utils.c],
[$ext_shared],,
[$ODBC_CFLAGS -DZEND_ENABLE_STATIC_TSRMLS_CACHE=1])
else
AC_MSG_CHECKING([for any ODBC driver support])
AC_MSG_RESULT([no])
fi