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# ========== export compiler / linker options ======== # | # ========== export compiler / linker options ======== # |
AC_SUBST(CFLAGS) | AC_SUBST(CFLAGS) |
AC_SUBST(CPPFLAGS) | AC_SUBST(CPPFLAGS) |
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AC_SUBST(LIBS) |
AC_SUBST(LDFLAGS) | AC_SUBST(LDFLAGS) |
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# ============== look for dependencies =============== # | # ============== look for dependencies =============== # |
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AC_CHECK_LIB(X11, XOpenDisplay, [ HAVE_X11=true ])) | AC_CHECK_LIB(X11, XOpenDisplay, [ HAVE_X11=true ])) |
# can't embed next AC_CHECK_HEADERS in true case of AC_CHECK_LIB | # can't embed next AC_CHECK_HEADERS in true case of AC_CHECK_LIB |
if test "${HAVE_X11}" = "true"; then | if test "${HAVE_X11}" = "true"; then |
LDFLAGS="${LDFLAGS} -lX11 -lXext" |
LIBS="${LIBS} -lX11 -lXext" |
# need to specifically include X11/Xlib header when | # need to specifically include X11/Xlib header when |
# doing checks for NVCtrl headers | # doing checks for NVCtrl headers |
AC_CHECK_HEADERS(NVCtrl/NVCtrl.h NVCtrl/NVCtrlLib.h, [ HAVE_NVIDIA=true ], [], | AC_CHECK_HEADERS(NVCtrl/NVCtrl.h NVCtrl/NVCtrlLib.h, [ HAVE_NVIDIA=true ], [], |