everything works with autotools.

however, libxml2 idiosyncratic location of include's breaks portability

pub/configure.ac

+###############################################################################
+##  FRIDA: fast reliable interactive data analysis                           ##
+##  configure.ac: used by 'autoreconf -i' to prepare for 'configure'         ##
+##  (C) Joachim Wuttke, Sebastian Busch 2008-                                ##
+##  http://frida.sourceforge.net                                             ##
+###############################################################################
+
+###############################################################################
+##  Generic initialization                                                   ##
+###############################################################################
+
 AC_INIT([frida], [2], [j.wuttke@fz-juelich.de])
 AC_CONFIG_AUX_DIR([build-aux])
-AC_CONFIG_SRCDIR([src/frida2.cpp])    # check if src directory contains the specified file to assure it really contains the sources
+AC_CONFIG_SRCDIR([src/frida2.cpp]) # assure we have the right src dir
 AM_INIT_AUTOMAKE([-Wall -Werror foreign])
+
+###############################################################################
+##  Select compiler and related tools                                        ##
+###############################################################################
+
 AC_PROG_LIBTOOL
 AC_PROG_CXX
-AC_PROG_LEX    # if flex is found, set LEX to "flex" and LEXLIB to "-lfl". otherwise to "lex" and "-ll". there is also a AM_PROG_LEX
+AC_PROG_LEX   # LEX,LEXLIB = "flex","-lfl" or "lex","-ll"
 if test "$LEX" = :; then
   AC_MSG_ERROR([Cannot find lex. Aborting.])
 fi
-# AC_PROG_LN_S
-AC_PROG_YACC    # if bison is found, set YACC to "bison -y". otherwise, if byacc is found, set to "byacc". otherwise, set to "yacc"
+AC_PROG_YACC  # YACC = "bison -y" or "byacc" or "yacc"
 if test "$YACC" = "yacc"; then
   AC_MSG_ERROR([Cannot find yacc. Aborting.])
 fi
-AC_CHECK_PROGS([GNUPLOT], [gnuplot], [:])    # self-made after tar-example
-if test "$GNUPLOT" = :; then
-  AC_MSG_ERROR([Cannot find gnuplot. Aborting.])
-fi
-
-AC_CHECK_LIB([fftw3], [fftw_plan_r2r_1d], , [AC_MSG_ERROR(fftw_plan_r2r_1d() not found)])
-
-## gsl, taken from http://www.gnu.org/software/gsl/manual/html_node/Autoconf-Macros.html
-AC_CHECK_LIB([m], [cos], , [AC_MSG_ERROR(cos() not found)])
-AC_CHECK_LIB([gslcblas], [cblas_dgemm], , [AC_MSG_ERROR(cblas_dgemm() not found)])
-AC_CHECK_LIB([gsl], [gsl_blas_dgemm], , [AC_MSG_ERROR(gsl_blas_dgemm() not found)])
-
-## history
-AC_CHECK_LIB([history], [using_history], , [AC_MSG_ERROR(using_history() not found)])
 
-## ncurses
-AC_CHECK_LIB([ncurses], [initscr], , [AC_MSG_ERROR(initscr() not found)])
+###############################################################################
+##  Check for libraries, headers, defs needed at build time                  ##
+###############################################################################
 
-## readline
-AC_CHECK_LIB([readline], [readline], , [AC_MSG_ERROR(readline() not found)])
+AC_CHECK_LIB([fftw3], [fftw_plan_r2r_1d], ,
+		      [AC_MSG_ERROR(libfftw not found or out of sync)])
 
-## xml2 -- will be abolished soon
-CPPFLAGS="$CPPFLAGS -I/usr/include/libxml2"
-AC_CHECK_LIB([xml2], [xmlParseFile], , [AC_MSG_ERROR(xmlParseFile() not found)])
+AC_CHECK_LIB([m], [cos], ,
+		  [AC_MSG_ERROR(libm not found or corrupted)])
+AC_CHECK_LIB([gslcblas], [cblas_dgemm], ,
+			 [AC_MSG_ERROR(libgslcblas not found or out of sync)])
+AC_CHECK_LIB([gsl], [gsl_blas_dgemm], ,
+		    [AC_MSG_ERROR(libgsl not found or out of sync)])
+AC_CHECK_LIB([readline], [readline], ,
+			 [AC_MSG_ERROR(libreadline not found or corrupted)])
+AC_CHECK_LIB([history], [using_history], ,
+			[AC_MSG_ERROR(libhistory not found or corrupted)])
+# AC_CHECK_LIB([ncurses], [initscr], , [AC_MSG_ERROR(initscr() not found)]
+AC_CHECK_LIB([yaml], [yaml_parser_set_input_file], ,
+		       [AC_MSG_ERROR(libyaml not found por out of sync)])
 
-## lmmin
-#CPPFLAGS="$CPPFLAGS -I../lmfit"    # think we don't need that
-#AC_CHECK_FILE([lmfit/lmmin.c], LIBS="$LIBS -L../lmfit -llmmin", AC_CHECK_FILE([../lmfit/lmmin.c], LIBS="$LIBS -L../../lmfit -llmmin", [AC_MSG_ERROR(lmfit/lmmin.c not found)]))
-
-## yaml
-# AC_CHECK_FILE([yaml/src/api.c], LIBS="$LIBS -L../yaml/src -lyaml", [AC_MSG_ERROR(yaml/src/api.c not found)])
+# xml2 (obsolescent, used for old SPHERES data)
+AC_CHECK_LIB([xml2], [xmlParseFile], ,
+		     [AC_MSG_ERROR(libxml2 not found or corrupted)])
 
+AC_CHECK_LIB([lmmin], [lm_minimize], ,
+		       [AC_MSG_ERROR(liblmmin not found por out of sync)])
 
 # Checks for header files
 ## I put this one here only because qmake does: Make sure off_t is 64-bit in *nix, taken from http://www.google.com/search?q=cache:wlNJ8Qe4dBgJ:www.sfr-fresh.com/unix/privat/libfb-v0.18.4b-src.zip:a/src/rtlib/configure.ac+configure.ac+file+offset+bits&hl=de&ct=clnk&cd=5&gl=de&client=firefox-a
@@ -54,7 +65,6 @@ AC_FUNC_ALLOCA
 AC_HEADER_STDC
 AC_CHECK_HEADERS([fcntl.h inttypes.h libintl.h malloc.h stddef.h stdlib.h string.h sys/time.h unistd.h])
 
-
 # Checks for typedefs, structures, and compiler characteristics
 AC_HEADER_STDBOOL
 AC_C_CONST
@@ -76,8 +86,24 @@ AC_FUNC_REALLOC
 AC_FUNC_STRFTIME
 AC_CHECK_FUNCS([floor gettimeofday memset mkfifo modf pow sqrt strchr strspn])
 
-# Output files
-# AC_CONFIG_HEADERS([config.h])    # declare output config header
-AC_CONFIG_FILES([Makefile src/Makefile])    # declare output Makefiles
-# AC_CONFIG_SUBDIRS([lmfit yaml])    # call their ./configure script recursively
+###############################################################################
+##  Check for facilities needed at run time                                  ##
+###############################################################################
+
+AC_CHECK_PROGS([GNUPLOT], [gnuplot], [:])
+if test "$GNUPLOT" = :; then
+  AC_MSG_ERROR([Cannot find gnuplot. Aborting.])
+fi
+
+###############################################################################
+##  Files needed at run time                                                 ##
+###############################################################################
+
+datadir = @datarootdir@/frida2
+
+###############################################################################
+##  Execute                                                                  ##
+###############################################################################
+
+AC_CONFIG_FILES([Makefile src/Makefile])
 AC_OUTPUT

pub/kww

-/home/jwu/code/kww/pub
\ No newline at end of file

pub/lmfit

-/home/jwu/code/lmfit/pub
\ No newline at end of file

pub/share/frida2.ini

+\d psdir ~/gnew/
+\d pshead ~/gcode/g3.ps
+\d psdict ~/gcode/wups07a.ps
+\d cv_mode -1
+\d cv_epsabs 1e-8
+\d cv_epsrel 1e-8
\ No newline at end of file

pub/src/Makefile.am

 BUILT_SOURCES = xax_yacc.h    # otherwise we cannot include it into flex
 AM_YFLAGS = -d -p xax    # options passed to yacc
 AM_LFLAGS = -Pxax -olex.yy.c    # options passed to lex
-AM_CFLAGS = -I$(srcdir)/../lib
+AM_CXXFLAGS = -I/usr/include/libxml2
 bin_PROGRAMS = frida2
-#frida2_SOURCES = `ls *.cpp *.h *.y *.l`
 frida2_SOURCES = asi.cpp \
 asi.h \
 coord.cpp \

pub/src/curve.cpp

@@ -5,9 +5,10 @@
 //* http://frida.sourceforge.net                                           *//
 //**************************************************************************//
 
+#include <iostream>
 #include <stdlib.h>
 #include <math.h>
-#include <iostream>
+#include <lmmin.h>
 using namespace std;
 
 #include "mystd.h"
@@ -15,7 +16,6 @@ using namespace std;
 #include "expr.h"
 #include "readln.h"
 #include "asi.h"
-#include "../lmfit/lib/lmmin.h"
 #include "xax_lex.h"
 
 //! local functions (wouldn't suffice "static" ??)