1 files changed, 80 insertions, 0 deletions
diff --git a/ext/informix/config.m4 b/ext/informix/config.m4
new file mode 100644
index 0000000000..4ef3b5878e
--- /dev/null
+++ b/ext/informix/config.m4
@@ -0,0 +1,80 @@
+dnl $Id$
+
+divert(3)
+
+AC_MSG_CHECKING(for Informix support)
+AC_ARG_WITH(informix,
+[  --with-informix[=DIR]   Include Informix support.  DIR is the Informix base
+                          install directory, defaults to ${INFORMIXDIR:-nothing}.],
+[
+  if test "$withval" != "no"; then
+    if test "$INFORMIXDIR" = ""; then
+      INFORMIX_WARNING="
+WARNING: You asked for Informix support, but don't have \\\$INFORMIXDIR
+   environment value set up. Configuring and compiling Informix
+   support to PHP3 is impossible and has been turned off. Please
+   try again after setting up your environment."
+      AC_MSG_RESULT(no)
+    else
+      if test "$withval" = "yes"; then
+        IFX_INCDIR=$INFORMIXDIR/incl/esql
+        IFX_LIBDIR="-L$INFORMIXDIR/lib -L$INFORMIXDIR/lib/esql"
+      else
+        IFX_INCDIR=$withval/incl/esql
+        IFX_LIBDIR="-L$withval/lib -L$withval/lib/esql"
+        if test "$withval" != "$INFORMIXDIR"; then
+          INFORMIX_WARNING="
+WARNING: You specified Informix base install directory that is different
+   than your \\\$INFORMIXDIR environment variable. You'd better know
+   exactly what you are doing."
+        fi
+        fi
+      IFX_INCLUDE=-I$IFX_INCDIR
+      IFX_LFLAGS=$IFX_LIBDIR
+      if test -z "$IFX_LIBS"; then
+        IFX_LIBS=`esql -libs | sed -e 's/-lm$//'`
+        dnl  -lm twice otherwise?
+        IFX_LIBS=`echo $IFX_LIBS | sed -e 's/Libraries to be used://g' -e 's/esql: error -55923: No source or object file\.//g'`
+        dnl Seems to get rid of newlines.
+        dnl According to Perls DBD-Informix, might contain these strings.
+      else
+        dnl Allow override to use static and/or threaded libs
+        IFX_LIBS="$IFX_LIBS"
+      fi
+      CFLAGS="$CFLAGS $IFX_INCLUDE"
+      LDFLAGS="$LDFLAGS $IFX_LFLAGS"
+
+        if test "`uname -s 2>/dev/null`" = "AIX"; then
+        CFLAGS="$CFLAGS -D__H_LOCALEDEF"
+      fi
+      AC_DEFINE(HAVE_IFX)
+      AC_MSG_CHECKING([Informix version])
+      IFX_VERSION=[`esql -V | sed -ne '1 s/^[^0-9]*\([0-9]\)\.\([0-9]*\).*/\1\2/p'`]
+      if test $IFX_VERSION -ge "900"; then
+        AC_DEFINE(HAVE_IFX_IUS)
+        IFX_ESQL_FLAGS="-EDHAVE_IFX_IUS"
+      else
+        IFX_ESQL_FLAGS="-EUHAVE_IFX_IUS"
+      fi
+      AC_SUBST(IFX_ESQL_FLAGS)
+      AC_DEFINE_UNQUOTED(IFX_VERSION, $IFX_VERSION)
+      AC_MSG_RESULT(yes)
+      PHP_EXTENSION(informix)
+      EXTRA_LIBS="$EXTRA_LIBS $IFX_LIBS $IFX_LFLAGS"
+      INCLUDES="$INCLUDES $IFX_INCLUDE"
+    fi
+  else
+    INFORMIXDIR=
+    AC_MSG_RESULT(no)
+  fi
+],[
+  AC_MSG_RESULT(no)
+])
+AC_SUBST(INFORMIXDIR)
+
+divert(5)
+
+dnl Warn if Informix support was requested but environment is not set up correctly.
+if test "$INFORMIX_WARNING" != ""; then
+  echo "$INFORMIX_WARNING"
+fi