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38 lines
1.0 KiB
38 lines
1.0 KiB
dnl Check to find the zlib headers/libraries
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AC_DEFUN([ss_ZLIB],
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[
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AC_ARG_ENABLE([zlib],
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AS_HELP_STRING([--disable-zlib], [disable zlib compression support]))
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AS_IF([test "x$enable_zlib" != "xno"], [
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AC_DEFINE(HAVE_ZLIB, 1, [have zlib compression support])
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AC_ARG_WITH(zlib,
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AS_HELP_STRING([--with-zlib=DIR], [zlib base directory, or:]),
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[zlib="$withval"
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CPPFLAGS="$CPPFLAGS -I$withval/include"
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LDFLAGS="$LDFLAGS -L$withval/lib"]
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)
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AC_ARG_WITH(zlib-include,
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AS_HELP_STRING([--with-zlib-include=DIR], [zlib headers directory]),
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[zlib_include="$withval"
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CPPFLAGS="$CPPFLAGS -I$withval"]
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)
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AC_ARG_WITH(zlib-lib,
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AS_HELP_STRING([--with-zlib-lib=DIR], [zlib library directory]),
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[zlib_lib="$withval"
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LDFLAGS="$LDFLAGS -L$withval"]
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)
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AC_CHECK_HEADERS(zlib.h,
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[],
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[AC_MSG_ERROR("zlib header files not found."); break]
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)
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AC_CHECK_LIB(z, compress2,
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[LIBS="$LIBS -lz"],
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[AC_MSG_ERROR("zlib libraries not found.")]
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)
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])
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])
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