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Improve portability to BeOS via some configure.ac fixes and cleanups.

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This commit is contained in:
Gregory Maxwell 2012-05-14 00:30:34 -04:00 • committed by Jean-Marc Valin
parent 1096fe5cfa
commit bada4442b9
1 changed files with 19 additions and 11 deletions
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30
configure.ac
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@ -82,7 +82,11 @@ has_alloca=no
)
AC_MSG_RESULT($has_alloca)
AC_CHECK_LIB(m, sin)
AC_CHECK_FUNC(exp,[fp_libm_not_needed=yes;LIBM=],[fp_libm_not_needed=dunno])
if test x"$fp_libm_not_needed" = xdunno; then
AC_CHECK_LIB([m], [exp], [LIBS="-lm $LIBS"; LIBM="-lm"],[LIBM=])
fi
AC_SUBST([LIBM])
AC_DEFINE_UNQUOTED(OPUS_VERSION, "${OPUS_VERSION}", [Complete version string])
AC_DEFINE_UNQUOTED(OPUS_MAJOR_VERSION, ${OPUS_MAJOR_VERSION}, [Version major])
@ -159,29 +163,37 @@ if test "$HAVE_DOXYGEN" != "yes" -o "$ac_enable_doc" != "yes"; then
fi
AM_CONDITIONAL(HAVE_DOXYGEN, [test $HAVE_DOXYGEN = yes])
if test "$OPUS_BUILD" != "true" ; then
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -fvisibility=hidden"
AC_MSG_CHECKING([if ${CC} supports -fvisibility=hidden])
AC_COMPILE_IFELSE([char foo;],
AC_COMPILE_IFELSE([AC_LANG_SOURCE([char foo;])],
[ AC_MSG_RESULT([yes])
SYMBOL_VISIBILITY="-fvisibility=hidden" ],
AC_MSG_RESULT([no]))
CFLAGS="$saved_CFLAGS $SYMBOL_VISIBILITY"
AC_SUBST(SYMBOL_VISIBILITY)
if test $ac_cv_c_compiler_gnu = yes ; then
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -fstack-protector-all"
AC_MSG_CHECKING([if ${CC} supports -fstack-protector-all])
AC_COMPILE_IFELSE([char foo;],
AC_COMPILE_IFELSE([AC_LANG_SOURCE([char foo;])],
[ AC_MSG_RESULT([yes])
STACK_PROTECTOR="-fstack-protector-all" ],
AC_MSG_RESULT([no]))
CFLAGS="$saved_CFLAGS $STACK_PROTECTOR"
fi
if test $ac_cv_c_compiler_gnu = yes ; then
CFLAGS="$CFLAGS -W -Wstrict-prototypes -Wall -Wextra -Wcast-align -Wnested-externs -Wshadow"
fi
CFLAGS="$CFLAGS -W"
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wextra -Wcast-align -Wnested-externs -Wshadow -Wstrict-prototypes"
AC_MSG_CHECKING([if ${CC} supports -Wall -Wextra -Wcast-align -Wnested-externs -Wshadow -Wstrict-prototypes])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([char foo;])],
[ AC_MSG_RESULT([yes])
EXTRA_WARNS="-Wall -Wextra -Wcast-align -Wnested-externs -Wshadow -Wstrict-prototypes" ],
AC_MSG_RESULT([no]))
CFLAGS="$saved_CFLAGS $EXTRA_WARNS"
AC_CHECK_FUNCS([lrintf])
AC_CHECK_FUNCS([lrint])
@ -221,10 +233,6 @@ fi
AC_SUBST(SIZE16)
AC_SUBST(SIZE32)
if test "$OPUS_BUILD" = "true" ; then
AC_DEFINE(OPUS_BUILD, [], [We're part of Opus])
fi
AM_CONDITIONAL([FIXED_POINT], [test x$ac_enable_fixed = xyes])
AM_CONDITIONAL([CUSTOM_MODES], [test x$ac_enable_custom_modes = xyes])