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27 lines
981 B
Plaintext
27 lines
981 B
Plaintext
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AC_DEFUN([TR_GSL_HOME],[
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AC_ARG_WITH([gsl],
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AS_HELP_STRING([--with-gsl@<:@=DIR@:>@], [GSL root directory]),
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[GSL_HOME="$withval"
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AS_IF([test "$GSL_HOME" = "yes"],
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AC_CHECK_HEADER(gsl/gsl_rng.h,[GSL_HOME="/usr"],AC_MSG_ERROR([could not find gsl/gsl_rng.h])),
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AS_IF([test "$GSL_HOME" = "no"],[GSL_HOME=""],
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AC_CHECK_FILE([$GSL_HOME/include/gsl],
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[],
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AC_MSG_ERROR([could not find $GSL_HOME/include/gsl])
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)
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)
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)],
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[AC_CHECK_HEADER(gsl/gsl_rng.h, [GSL_HOME="/usr"], [GSL_HOME=""])]
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)
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AS_IF([test "$GSL_HOME" != ""],
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[
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LDFLAGS="${LDFLAGS} -L${GSL_HOME}/lib"
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AC_CHECK_LIB(gsl, main, [],AC_MSG_ERROR([could not find libgsl]),[-lgslcblas])
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],
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[]
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)
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AC_SUBST([GSL_HOME])
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])
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