basic support for builtins
[m6w6/ext-psi] / m4 / psi / psi.m4
index b137ec6484f23201d1ab4e7e5ea60013deb78ad2..bb8254bf2f25e0b9a0081d7d00e2d591e0f00ecd 100644 (file)
@@ -7,61 +7,67 @@ AC_DEFUN(PSI_CONFIG_INIT, [
        psi_save_LIBS=$LIBS
        LIBS=
 
+       ac_includes_default="AC_INCLUDES_DEFAULT"
+       
+       AC_PROG_AWK
+       
+       AC_MSG_CHECKING(for preprocessor defaults)
+       psi_cpp_predef=`$CPP -Wp,-dM $CPPFLAGS -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -U__BLOCKS__ - </dev/null`
+       psi_cpp_search=`$CPP -Wp,-v $CPPFLAGS -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 - </dev/null 2>&1 >/dev/null \
+               | $AWK '
+                       /include.*search.*start/ { 
+                               capture = 1
+                               next
+                       }
+                       /@<:@Ee@:>@nd.*search/ {
+                               capture = 0
+                       }
+                       { 
+                               if (capture)
+                                       print $1
+                       }
+               ' \
+       `
+       psi_cpp_predef_count=`printf %s "$psi_cpp_predef" | wc -l`
+       psi_cpp_search_count=`printf %s "$psi_cpp_search" | wc -l`
+       AC_MSG_RESULT([$psi_cpp_predef_count predefined macros, and $psi_cpp_search_count search paths])
+       PSI_CPP_PREDEF=`printf "%s\n" "$psi_cpp_predef" | \
+               $AWK '{
+                       gsub(/"/, "\\\\\"");
+                       printf "\"%s\\\n\"\n", $[]0
+               }' \
+       `
+       PSI_CPP_SEARCH=`printf %s "$psi_cpp_search" | \
+               $AWK '{
+                       if (i) printf ":";
+                       gsub(/^@<:@@<:@:space:@:>@@:>@+/,"");
+                       gsub(/@<:@@<:@:space:@:>@@:>@+$/,"");
+                       printf "%s", $[]0;
+                       ++i
+               }' \
+       `
+
        if test "$PHP_PSI_MAINTAINER_MODE" = "yes"; then
-               PSI_FAST_CONFIG=true
                PSI_DEPS=true
-               PSI_EXTRA_REDIRS=true
-               
                PHP_SUBST(PSI_DEPS)
-               
-               PSI_CONFIG_TMP=$(mktemp -d)
-               PSI_FUNC_LIBC_MAIN
        else
-               PSI_FAST_CONFIG=false
                PSI_DEPS=false
-               if test "$PHP_DEBUG" = "1"; then
-                       PSI_EXTRA_REDIRS=true
-               else
-                       PSI_EXTRA_REDIRS=false
-               fi
        fi
        
        PSI_STDTYPES=
-       PSI_TYPES=
-       PSI_COMPOSITES=
        PSI_CONSTS=
-       PSI_REDIRS=
-       PSI_MACROS=
-       PSI_DECLS=
        
        AC_CONFIG_FILES(
                [$PHP_PSI_BUILDDIR/php_psi_stdinc.h:$PHP_PSI_SRCDIR/php_psi_stdinc.h.in]
                [$PHP_PSI_BUILDDIR/php_psi_posix.h:$PHP_PSI_SRCDIR/php_psi_posix.h.in]
+               [$PHP_PSI_BUILDDIR/php_psi_cpp.h:$PHP_PSI_SRCDIR/php_psi_cpp.h.in]
        )
 
 ])
 
-dnl PSI_CONFIG_WAIT()
-dnl Internal: waits for sub configures in maintainer mode
-AC_DEFUN(PSI_CONFIG_WAIT, [
-       wait
-       if test $? -gt 0; then
-               cat $PSI_CONFIG_TMP/*/stderr.log >&2
-               exit 1
-       fi
-])
-
 dnl PSI_CONFIG_DONE()
 dnl Finish the headers with the pre-defined types etc.
 AC_DEFUN(PSI_CONFIG_DONE, [
-       PSI_CONFIG_WAIT
-       
-       if $PSI_FAST_CONFIG; then
-               for conf_env in $PSI_CONFIG_TMP/*/conf.env; do
-                       source $conf_env
-               done
-       fi
-       
        psi_eval_LIBS=$LIBS
        LIBS=$psi_save_LIBS
        PHP_EVAL_LIBLINE($psi_eval_LIBS, PSI_SHARED_LIBADD)
@@ -69,114 +75,9 @@ AC_DEFUN(PSI_CONFIG_DONE, [
        [PSI_INCLUDES]="PSI_INCLUDES"
        AC_SUBST([PSI_INCLUDES])
        AC_SUBST([PSI_STDTYPES])
-       AC_SUBST([PSI_TYPES])
-       AC_SUBST([PSI_COMPOSITES])
        AC_SUBST([PSI_CONSTS])
-       AC_SUBST([PSI_REDIRS])
-       AC_SUBST([PSI_MACROS])
-       AC_SUBST([PSI_DECLS])
-])
-
-dnl PSI_SH_CONFIG_POSIX_ENABLED(section)
-dnl Expand to $psi_config_posix_<section>
-AC_DEFUN(PSI_SH_CONFIG_POSIX_ENABLED, [$AS_TR_SH([psi_config_posix_]$1)])
-
-dnl PSI_CONFIG_POSIX_ENABLED(section, action-if-yes, action-if-not)
-dnl Internal. Used to check if --enable-psi-posix=section was given.
-AC_DEFUN(PSI_CONFIG_POSIX_ENABLED, [
-       AS_TR_SH([psi_config_posix_]$1)=false
-       case "$PHP_PSI_POSIX" in
-       yes|all)
-               AS_TR_SH([psi_config_posix_]$1)=true
-               ;;
-       *)
-               if expr "$PHP_PSI_POSIX" : '.*\b$1\b' >/dev/null; then
-                       AS_TR_SH([psi_config_posix_]$1)=true
-               fi
-               ;;
-       esac
-       if $AS_TR_SH([psi_config_posix_]$1); then
-               ifelse([$2],,:,[$2])
-       else
-               ifelse([$3],,:,[$3])
-       fi
-])
-
-dnl PSI_TEST_POSIX_ENABLED(section, action-if-yes, action-if-not)
-dnl Shell-if test if PSI POSIX section was configured.
-AC_DEFUN(PSI_SH_TEST_POSIX_ENABLED, [
-       if test "PSI_SH_CONFIG_POSIX_ENABLED([$1])" && $PSI_SH_CONFIG_POSIX_ENABLED([$1]); then
-               ifelse([$2],,:,[$2])
-       else
-               ifelse([$3],,:,[$3])
-       fi
-])
-
-dnl PSI_CONFIG_POSIX(section, headers, dependents)
-AC_DEFUN(PSI_CONFIG_POSIX, [
-       PSI_CONFIG_POSIX_ENABLED($1, [
-               if $PSI_FAST_CONFIG; then
-                       PSI_CONFIG_POSIX_PARALLEL($1, $2, [$3])
-               else
-                       ifelse([$2],,:,[AC_CHECK_HEADERS($2)])
-                       AS_TR_CPP([PSI_CHECK_$1])
-                       $3
-               fi 
-       ])
-])
-
-AC_DEFUN([PSI_CONFIG_POSIX_PARALLEL], [
-       (
-               dnl chaway
-               mkdir $PSI_CONFIG_TMP/AS_TR_SH([$1])
-               cd $PSI_CONFIG_TMP/AS_TR_SH([$1])
-               
-               dnl AC_DEFINEs 
-               ln -s $abs_builddir/confdefs.h confdefs.h
-               
-               dnl STDOUT, STDERR
-               exec {PSI_MESSAGE_FD}>&AS_MESSAGE_FD {PSI_ERROR_FD}>&2
-               exec AS_MESSAGE_FD>stdout.log 2>stderr.log
-               
-               dnl check for headers?
-               ifelse([$2],,:,[AC_CHECK_HEADERS($2)])
-               
-               dnl run checks
-               PSI_TYPES=
-               PSI_CONSTS=
-               PSI_COMPOSITES=
-               PSI_REDIRS=
-               PSI_MACROS=
-               PSI_DECLS=
-               AS_TR_CPP([PSI_CHECK_$1])
-               
-               dnl save env
-               cat >conf.env <<EOF
-LIBS="$LIBS \$LIBS"
-EOF
-               for env in TYPES CONSTS COMPOSITES MACROS REDIRS DECLS; do
-                       eval var=\$PSI_$env
-                       if test -n "$var"; then
-                               cat >>conf.env <<EOF
-PSI_$env='$var'"
-\$PSI_$env"
-EOF
-                       fi
-               done
-               
-               _AC_CACHE_DUMP >>conf.env
-               dnl restore STDOUT,STDERR
-               exec >&$PSI_MESSAGE_FD 2>&$PSI_ERROR_FD
-               
-               dnl done
-               AS_ECHO_N(["$1 "])
-               cd - >/dev/null
-               
-               dnl run dependents
-               $3
-               
-               PSI_CONFIG_WAIT
-       ) &
+       AC_SUBST([PSI_CPP_SEARCH])
+       AC_SUBST([PSI_CPP_PREDEF])
 ])
 
 AC_DEFUN(PSI_PTHREAD_ONCE, [
@@ -191,16 +92,15 @@ AC_DEFUN(PSI_PTHREAD, [
 
 dnl PSI_INCLUDES()
 dnl Expands to a complete list of include statements including
-dnl AC_INCLUDES_DEFAULT().
-AC_DEFUN(PSI_INCLUDES, [dnl
-#define PSI_INCLUDES
+dnl autoconf's defaults.
+AC_DEFUN(PSI_INCLUDES, [
 #ifndef _GNU_SOURCE
 # define _GNU_SOURCE
 #endif
 #ifndef _REENTRANT
 # define _REENTRANT
 #endif
-AC_INCLUDES_DEFAULT()
+$ac_includes_default
 #ifdef HAVE_STDBOOL_H
 # include <stdbool.h>
 #else
@@ -237,6 +137,9 @@ typedef bool _Bool;
 #ifdef HAVE_ARPA_NAMESER_H
 # include <arpa/nameser.h>
 #endif
+#ifdef HAVE_ARPA_INET_H
+# include <arpa/inet.h>
+#endif
 #ifdef HAVE_FCNTL_H
 # include <fcntl.h>
 #endif
@@ -371,7 +274,7 @@ AC_DEFUN(PSI_CHECK_OFFSETOF, [
                [offset of $2 in $1],
                [AS_TR_SH([ac_cv_offsetof_$1_$2])],
                [(long int) (offsetof ($1, $2))],
-               [PSI_INCLUDES],
+               PSI_INCLUDES,
                [AC_MSG_FAILURE([cannot compute offsetof ($1, $2)])]
        )
        AC_DEFINE_UNQUOTED(
@@ -467,6 +370,13 @@ AC_DEFUN(PSI_CHECK_LIBFFI, [
                        AC_MSG_WARN([Could not find libffi, please provide the base install path])
                fi
        fi
+       
+       save_CFLAGS=$CFLAGS
+       CFLAGS="$CFLAGS $INCLUDES"
+       AC_CHECK_DECL(FFI_STDCALL,[AC_DEFINE([HAVE_FFI_STDCALL],[1],[ ])],,[#include "ffi.h"])
+       AC_CHECK_DECL(FFI_FASTCALL,[AC_DEFINE([HAVE_FFI_FASTCALL],[1],[ ])],,[#include "ffi.h"])
+       CFLAGS=$save_CFLAGS
+       
        PHP_CHECK_LIBRARY(ffi, ffi_closure_alloc, [
                PHP_CHECK_LIBRARY(ffi, ffi_prep_closure_loc, [
                        AC_DEFINE(PSI_HAVE_FFI_PREP_CLOSURE_LOC, 1, [ ])