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822266b74b
Such setup is better for cross compilation. Also changed Makefile to properly make the project with these libraries.
22 lines
616 B
Plaintext
22 lines
616 B
Plaintext
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# GCC 4.x -fvisibility=hidden
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AC_DEFUN([CHECK_GCC_FVISIBILITY], [
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AC_LANG_PUSH([C])
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saved_CFLAGS="$CFLAGS"
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CFLAGS="$saved_CFLAGS -fvisibility=hidden"
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AC_CACHE_CHECK([whether compiler accepts -fvisibility=hidden],
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[ac_cv_fvisibility_hidden], AC_COMPILE_IFELSE(
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[AC_LANG_SOURCE()],
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[ac_cv_fvisibility_hidden=yes],
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[ac_cv_fvisibility_hidden=no]
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))
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if test "$ac_cv_fvisibility_hidden" = "yes"; then
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AC_DEFINE([HAVE_VISIBILITY_HIDDEN], [1],
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[True if compiler supports -fvisibility=hidden])
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AC_SUBST([GCC_FVISIBILITY_HIDDEN], [-fvisibility=hidden])
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fi
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CFLAGS="$saved_CFLAGS"
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AC_LANG_POP([C])
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])
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