umax_pp breaks compilation

From: Marian Eichholz (
Date: Tue Jun 12 2001 - 01:41:39 PDT

  • Next message: Tim Waugh: "Re: umax_pp breaks compilation"

    Hi Tim, Hi Henning, Hi Oliver, Hi*

    > The recent PPGETMODES change breaks compilation on older kernels,
    > since the ioctl was only introduced quite recently.
    > Since kernel headers shouldn't be directly referenced by user-space
    > applications, umax_pp should use its own copy of ppdev.h, to prevent
    > things like this from happening. (Alternatively, it could use #ifdef,
    > but really it should include ppdev.h on its own.)

    Do You mention 2.4.4 to be an "older kernel"? :-)

    After disabling the umax-targets the tools work fine for our new sm3600
    xsane 0.78 looks well, too!
    "Thank You for the music"

    With my 2.4.4 the backend compilation breaks, too (glibc 2.2.1, kernel
    2.4.4, base SuSE 7.0i386):

    cd .libs && rm -f && ln -s ../
    gcc -c -g -O2 -W -Wall -Wcast-align -Wcast-qual -Wmissing-declarations
    -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wstrict-prototypes
    -pedantic -ansi -DHAVE_CONFIG_H -I. -I. -I../include -I../include
    -DBACKEND_NAME=umax_pp_low -DLIBDIR=/usr/lib/sane umax_pp_low.c -fPIC
    -DPIC -o umax_pp_low.lo
    umax_pp_low.c: In function `sanei_umax_pp_InitPort':
    umax_pp_low.c:556: `PPGETMODES' undeclared (first use in this function)
    umax_pp_low.c:556: (Each undeclared identifier is reported only once
    umax_pp_low.c:556: for each function it appears in.)
    umax_pp_low.c: At top level:
    umax_pp_low.c:7592: warning: no previous prototype for
    make[1]: *** [umax_pp_low.lo] Error 1
    make[1]: Leaving directory
    make: *** [all-recursive] Error 1
    marian@scully:/packin/sane-backends-CVS-2001-06-10 >


    Mit freundlichen Gruessen / Yours sincerely

    Marian Eichholz Postmaster AG Vorsitzender des Aufsichtsrates: Gerhard Schmid Deelbögenkamp 4c Vorstand: Eckhard Spoerr (Vors.), Axel Krieger 22297 Hamburg Amtsgericht Hamburg, HRB 74048

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