mkvtoolnix/ac/magic.m4
2021-05-01 22:35:11 +00:00

39 lines
1.2 KiB
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dnl
dnl Check for libmagic
dnl
AC_ARG_ENABLE([magic],
AC_HELP_STRING([--enable-magic],[file type detection via libmagic (yes)]),
[],[enable_magic=yes])
if test x"$enable_magic" = xyes; then
magic_mingw_libs=""
if test "x$ac_cv_mingw32" = "xyes"; then
magic_mingw_libs="-lshlwapi"
fi
PKG_CHECK_EXISTS([libmagic],[libmagic_pkgfound=yes],[libmagic_pkgfound=no])
if test x"$libmagic_pkgfound" = xyes; then
PKG_CHECK_MODULES([MAGIC],[libmagic],[libmagic_pkgfound=yes],[libmagic_pkgfound=no])
MAGIC_LIBS="`$PKG_CONFIG --libs libmagic`"
else
AC_CHECK_LIB(magic, magic_open, [ magic_found=yes ], [ magic_found=no ], [-lz $GNURX_LIBS $magic_mingw_libs])
fi
if test "x$magic_found" = "xyes" ; then
AC_CHECK_HEADERS([magic.h])
if test "x$ac_cv_header_magic_h" = "xyes" ; then
MAGIC_LIBS="-lmagic -lz $GNURX_LIBS $magic_mingw_libs"
opt_features_yes="$opt_features_yes\n * libMagic file type detection"
else
opt_features_no="$opt_features_no\n * libMagic file type detection"
fi
elif test x"$libmagic_pkgfound" = xyes; then
opt_features_yes="$opt_features_yes\n * libMagic file type detection"
else
opt_features_no="$opt_features_no\n * libMagic file type detection"
fi
fi
AC_SUBST(MAGIC_LIBS)