#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ(2.59)
AC_INIT(PCP_Utilities, 1.0, heber@ins.uni-bonn.de)
AC_CONFIG_SRCDIR([src/CreateGaAs.c])
AC_CONFIG_HEADER([config.h])

AM_INIT_AUTOMAKE

# Checks for programs.
AC_PROG_CC
AC_PROG_CXX
AC_PATH_PROG([PERL],[perl])
AC_PATH_PROG([SHELL],[sh])
AC_PROG_AWK
AM_MISSING_PROG([DOXYGEN], [doxygen])

AC_ARG_ENABLE([debug],AS_HELP_STRING([--enable-debug],[debugging level of compiler. Argument is yes or debugging level. (default is no)]),
              [enable_debugging=$enableval], [enable_debugging=no])
AC_ARG_ENABLE([optimization],AS_HELP_STRING([--enable-optimization],[Optimization level of compiler. Argument is yes or optimization. (default is 2)]),
              [enable_optimization=$enableval], [enable_optimization=2])
AC_ARG_ENABLE([warnings], AS_HELP_STRING([--enable-warnings],[Output compiler warnings, argument is none, some or full (default is some).]),
              [enable_warnings=$enableval], [enable_warnings=some])
AC_SET_COMPILER_FLAGS([$enable_optimization], [$enable_debugging], [$enable_warnings])

# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([stdlib.h string.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_SIZE_T

# Checks for library functions.
AC_FUNC_MALLOC
AC_FUNC_REALLOC
AC_CHECK_LIB(m, sqrt, ,AC_MSG_ERROR([compatible libc math library not found]))
# check for GNU Scientific Library
AC_CHECK_HEADERS([gsl/gsl_blas.h])
AC_SEARCH_LIBS(dnrm2, goto blas cblas gslblas gslcblas)
AC_CHECK_LIB(gsl, main, [], 
	[AC_SEARCH_LIBS(cblas_dnrm2, blas cblas gslblas gslcblas)])
AC_CHECK_LIB(gsl, gsl_blas_dnrm2, , [AC_MSG_ERROR(["No working BLAS found for GSL, stopping."])])

#AC_MSG_NOTICE(["CFLAGS: $CFLAGS, CXXFLAGS: $CXXFLAGS, LDFLAGS: $LDFLAGS, CC: $CC, CXX:, $CXX, MPICC: $MPICC, MPILIBS: $MPILIBS, LIBS: $LIBS"])

# test suite
AC_CONFIG_TESTDIR(tests)
AC_CONFIG_FILES([tests/atlocal tests/Makefile])
AC_CONFIG_FILES([tests/NanoCreator], [chmod +x tests/NanoCreator])

AC_CHECK_FUNCS([pow sqrt strchr strrchr strstr])
AC_CONFIG_FILES([Makefile doc/Makefile src/Makefile])
AC_CONFIG_FILES([src/Nanotubes.pl src/ReSequenceDX.pl src/BOSSMatcher.pl])
AC_CONFIG_FILES([src/average_result.sh src/CalculateDensity.sh src/CalculateMass.sh src/config2xyz.sh src/convert2old.sh src/convertpdb.sh src/gather_all_results.sh src/gather_averaged_results.sh src/gather_result.sh src/grep_shielding.sh src/meas2pdb.sh src/AdaptiveANOVA.sh src/CreateFromXYZ.sh src/dynamicANOVA.sh src/SortByRings.sh])
AC_OUTPUT