--- MITgcm/tools/genmake2	2004/10/04 18:59:36	1.102
+++ MITgcm/tools/genmake2	2004/10/22 11:46:02	1.109
@@ -1,6 +1,6 @@
 #! /usr/bin/env bash
 #
-# $Header: /home/ubuntu/mnt/e9_copy/MITgcm/tools/genmake2,v 1.102 2004/10/04 18:59:36 edhill Exp $
+# $Header: /home/ubuntu/mnt/e9_copy/MITgcm/tools/genmake2,v 1.109 2004/10/22 11:46:02 heimbach Exp $
 #
 # Makefile generator for MITgcm UV codes
 #   created  by cnh 03/98
@@ -675,6 +675,48 @@
 }
 
 
+check_HAVE_STAT()  {
+    get_fortran_c_namemangling
+    cat <<EOF > genmake_tc_1.c
+$FC_NAMEMANGLE
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+void FC_NAMEMANGLE(tfsize) ( int *nbyte )
+{
+    char name[512];
+    struct stat astat;
+
+    name[0] = 'a'; name[1] = '\0';
+    if (! stat(name, &astat))
+        *nbyte = (int)(astat.st_size);
+    else
+        *nbyte = -1;
+}
+EOF
+    make genmake_tc_1.o >> genmake_tc.log 2>&1
+    RET_C=$?
+    cat <<EOF > genmake_tc_2.f
+      program hello
+      integer nbyte
+      call tfsize(nbyte)
+      print *," HELLO WORLD", nbyte
+      end program hello
+EOF
+    $FC $FFLAGS -o genmake_tc genmake_tc_2.f genmake_tc_1.o >> genmake_tc.log 2>&1
+    RET_F=$?
+    test -x ./genmake_tc  &&  ./genmake_tc >> genmake_tc.log 2>&1
+    RETVAL=$?
+    if test "x$RETVAL" = x0 ; then
+	HAVE_STAT=t
+	DEFINES="$DEFINES -DHAVE_STAT"
+    fi
+    rm -f genmake_tc*
+}
+
+
 check_netcdf_libs()  {
     echo "" > genmake_tnc.log
     cat <<EOF > genmake_tnc.for
@@ -768,6 +810,7 @@
 HAVE_FDATE=
 FC_NAMEMANGLE=
 HAVE_CLOC=
+HAVE_STAT=
 HAVE_NETCDF=
 HAVE_ETIME=
 
@@ -861,7 +904,7 @@
     echo "none found"
 fi
 
-echo "$0::$1:$2:$3:$4:$5:$6:$7:"
+#echo "$0::$1:$2:$3:$4:$5:$6:$7:"
 #OPTIONS=
 #n=0
 #for i ; do 
@@ -1293,6 +1336,15 @@
 fi
 rm -f genmake_t*
 
+printf "  Can we use stat() through C calls...  "
+check_HAVE_STAT
+if test "x$HAVE_STAT" != x ; then
+    echo "yes"
+else
+    echo "no"
+fi
+rm -f genmake_t*
+
 printf "  Can we create NetCDF-enabled binaries...  "
 check_netcdf_libs
 if test "x$HAVE_NETCDF" != x ; then
@@ -1345,7 +1397,30 @@
     exit 1
 fi
 if test "x$S64" = x ; then
-    S64='$(TOOLSDIR)/set64bitConst.sh'
+    echo "3.0 _d 3" | ${TOOLSDIR}/set64bitConst.sh > /dev/null 2>&1
+    RETVAL=$?
+    if test "x${RETVAL}" = x0 ; then
+	S64='$(TOOLSDIR)/set64bitConst.sh'
+    else
+	echo "3.0 _d 3" | ${TOOLSDIR}/set64bitConst.csh > /dev/null 2>&1
+	RETVAL=$?
+	if test "x${RETVAL}" = x0 ; then
+	    S64='$(TOOLSDIR)/set64bitConst.csh'
+	else
+	    cat <<EOF
+
+ERROR: neither of the two default scripts:
+
+    ${TOOLSDIR}/set64bitConst.sh
+    ${TOOLSDIR}/set64bitConst.csh
+
+  are working so please check paths or specify (with \$S64) a 
+  working version of this script.
+
+EOF
+	    exit 1
+	fi
+    fi
 fi
 THIS_SCRIPT=`echo ${0} | sed 's:'$TOOLSDIR':\$(TOOLSDIR):'`
 
@@ -1902,7 +1977,7 @@
 NOOPTFILES = ${NOOPTFILES}
 NOOPTFLAGS = ${NOOPTFLAGS}
 # Flags and libraries needed for linking
-LIBS = ${LIBS} \$(XLIBS)
+LIBS = ${LIBS}
 # Name of the Mekfile
 MAKEFILE=${MAKEFILE}
 
@@ -2073,6 +2148,11 @@
 ad_tamc: ad_tamc_output.o \$(OBJFILES)
 	\$(LINK) -o ${EXE_AD} \$(FFLAGS) \$(FOPTIM) \$(OBJFILES) ad_tamc_output.o \$(LIBS) 
 
+adonlyfwd:
+	patch < \$(TOOLSDIR)/ad_taf_output.f.onlyfwd.diff
+ 
+adtrick:
+	patch < \$(TOOLSDIR)/ad_taf_output.f.adtrick.diff
 
 # ... FTL ...
 ftlall: ftl_taf
@@ -2108,11 +2188,27 @@
 
 # ... SVD ...
 svdtaf: ad_taf_output.f ftl_taf_output.f
-svdall: svd_taf
+	@echo "--->>> Only ran TAF to generate SVD code!    <<<---"
+	@echo "--->>> Do make svdall afterwards to compile. <<<---"
+svdall: svd_touch svd_taf
 
-svd_taf: ad_taf_output.o ftl_taf_output.o \$(OBJFILES)
+svd_taf: \$(OBJFILES)
 	\$(LINK) -o mitgcmuv_svd \$(FFLAGS) \$(FOPTIM) \$(OBJFILES) ad_taf_output.o ftl_taf_output.o \$(LIBS)
 
+	@echo "--->>> Only COMPILE svd code! <<<---"
+	@echo "--->>> Assumes you previously <<<---"
+	@echo "--->>> did make svdtaf        <<<---"
+
+svd_touch:
+	@echo "--->>> Only COMPILE svd code! <<<---"
+	@echo "--->>> Assumes you previously <<<---"
+	@echo "--->>> did make svdtaf        <<<---"
+	touch ad_taf_output.f ftl_taf_output.f
+	\$(FC) \$(FFLAGS) \$(FOPTIM) -c ad_taf_output.f
+	\$(FC) \$(FFLAGS) \$(FOPTIM) -c ftl_taf_output.f
+	@$BASH\$(TOOLSDIR)/convert_cpp_cmd2defines "Warning - this file is automatically generated - do NOT edit" -UALLOW_ADJOINT_RUN -DALLOW_TANGENTLINEAR_RUN -UALLOW_ECCO_OPTIMIZATION > ftl_config.template
+	cmp ftl_config.template AD_CONFIG.h || cat ftl_config.template > AD_CONFIG.h
+	-rm -f ftl_config.template
 
 #=========================================