Mail Archives: cygwin/1998/11/05/11:42:49
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Here is output produced with -H switch, to me it seems that all inclides are
CYGWIN **NOT* MINGW! See my specs file also.
gcc -mno-cygwin -H -O3 -I. -c jerror.c -o jerror.o
jinclude.h
jconfig.h
c:\cygnus\CYGWIN~1\H-I586~1\bin\..\lib\gcc-lib\i586-cygwin32\egcs-2.91.57\include\stddef.h
c:\cygnus\CYGWIN~1\H-I586~1\bin\..\lib\gcc-lib\i586-cygwin32\egcs-2.91.57\..\..\..\..\i586-cygwin32\include\stdlib.h
c:\cygnus\CYGWIN~1\H-I586~1\bin\..\lib\gcc-lib\i586-cygwin32\egcs-2.91.57\..\..\..\..\i586-cygwin32\include\_ansi.h
c:\cygnus\CYGWIN~1\H-I586~1\bin\..\lib\gcc-lib\i586-cygwin32\egcs-2.91.57\..\..\..\..\i586-cygwin32\include\sys/config.h
c:\cygnus\CYGWIN~1\H-I586~1\bin\..\lib\gcc-lib\i586-cygwin32\egcs-2.91.57\include\stddef.h
c:\cygnus\CYGWIN~1\H-I586~1\bin\..\lib\gcc-lib\i586-cygwin32\egcs-2.91.57\..\..\..\..\i586-cygwin32\include\sys/reent.h
c:\cygnus\CYGWIN~1\H-I586~1\bin\..\lib\gcc-lib\i586-cygwin32\egcs-2.91.57\..\..\..\..\i586-cygwin32\include\stdio.h
c:\cygnus\CYGWIN~1\H-I586~1\bin\..\lib\gcc-lib\i586-cygwin32\egcs-2.91.57\include\stddef.h
c:\cygnus\CYGWIN~1\H-I586~1\bin\..\lib\gcc-lib\i586-cygwin32\egcs-2.91.57\include\stdarg.h
c:\cygnus\CYGWIN~1\H-I586~1\bin\..\lib\gcc-lib\i586-cygwin32\egcs-2.91.57\..\..\..\..\i586-cygwin32\include\string.h
c:\cygnus\CYGWIN~1\H-I586~1\bin\..\lib\gcc-lib\i586-cygwin32\egcs-2.91.57\include\stddef.h
jpeglib.h
jmorecfg.h
jversion.h
jerror.h
jerror.h
gcc -mno-cygwin -mdll -o junk.tmp -Wl,--base-file,base.tmp jcapimin.o
jcapistd.o jctrans.o jcparam.o jdatadst.o jcinit.o jcmaster.o jcmarker.o
jcmainct.o jcprep
ct.o jccoefct.o jccolor.o jcsample.o jchuff.o jcphuff.o jcdctmgr.o
jfdctfst.o jfdctflt.o jfdctint.o jdapimin.o jdapistd.o jdtrans.o jdatasrc.o
jdmaster.o jdinpu
t.o jdmarker.o jdhuff.o jdphuff.o jdmainct.o jdcoefct.o jdpostct.o
jddctmgr.o jidctfst.o jidctflt.o jidctint.o jidctred.o jdsample.o jdcolor.o
jquant1.o jquant2
..o jdmerge.o jcomapi.o jutils.o jerror.o jmemmgr.o jmemnobs.o
jerror.o(.text+0x1a3b):jerror.c: undefined reference to `_impure_ptr'
collect2: ld returned 1 exit status
make: *** [jpeg.dll] Error 1
Earnie Boyd wrote:
> I didn't see anything particularly incorrect. Anybody else?
>
> Next add a -H to the gcc command so that you can visually see what
> headers are being included. One of the headers being included has the
> _impure_ptr referenced. It is undefined because the -mno-cygwin
> switch doesn't include the libcygwin.a library where it would be
> defined. The headers from include and include/sys will be the ones
> you'll need to be concerned about. The ones from include/mingw32 or
> include/mingw32/sys will be ok. _reent is a structure that uses the
> _impure_ptr so if you see it in the header you've also got a problem.
>
> ---Maxim Sobolev <max AT vega DOT pfts DOT com> wrote:
> >
> > I'm rebuilding jpeg.dll (on separate Mingw pakage it builds just
> fine). Here
> > is Makefile in attachment.
> >
> > Earnie Boyd wrote:
> >
> > > What library is it from?
> > >
> > > What command(s) are you or your package makefile using to build your
> > > executable?
> > >
>
> <snip>
>
> ==
> - \\||//
> -------------o0O0--Earnie--0O0o--------------
> -- earnie_boyd AT yahoo DOT com --
> -- http://www.freeyellow.com/members5/gw32 --
> ----------------ooo0O--O0ooo-----------------
>
> PS: Newbie's, you should visit my page.
> _________________________________________________________
> DO YOU YAHOO!?
> Get your free @yahoo.com address at http://mail.yahoo.com
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name="specs"
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filename="specs"
*asm:
*asm_final:
*cpp:
-remap %(cpp_cpu) %{posix:-D_POSIX_SOURCE} %{!mno-cygwin:-D__CYGWIN32__ -D__CYGWIN__} %{mno-cygwin:-iwithprefixbefore ../../../../include/mingw32 -D__MINGW32__=0.2}
*cc1:
%(cc1_spec)
*cc1plus:
*endfile:
*link:
%{mwindows:--subsystem windows} %{mdll:--dll -e _DllMainCRTStartup AT 12}
*lib:
%{pg:-lgmon} %{!mno-cygwin:-lcygwin} %{mno-cygwin:-lmingw32 -lmoldname -lcrtdll} %{mwindows:-luser32 -lgdi32 -lcomdlg32} -lkernel32 -ladvapi32 -lshell32
*libgcc:
-lgcc
*startfile:
%{mdll: %{!mno-cygwin:dllcrt0%O%s} %{mno-cygwin:dllcrt1%O%s}} %{!mdll: %{!mno-cygwin:crt0%O%s} %{mno-cygwin:crt1%O%s} %{pg:gcrt0%O%s}}
*switches_need_spaces:
*signed_char:
%{funsigned-char:-D__CHAR_UNSIGNED__}
*predefines:
-Di386 -D_WIN32 -DWINNT -D_X86_=1 -D__STDC__=1 -D__stdcall=__attribute__((__stdcall__)) -D__cdecl=__attribute__((__cdecl__)) -D__declspec(x)=__attribute__((x)) -Asystem(winnt) -Acpu(i386) -Amachine(i386)
*cross_compile:
1
*version:
egcs-2.91.57
*multilib:
.. ;
*multilib_defaults:
*multilib_extra:
*multilib_matches:
*linker:
collect2
*cpp_486:
%{!ansi:-Di486} -D__i486 -D__i486__
*cpp_586:
%{!ansi:-Di586 -Dpentium} -D__i586 -D__i586__ -D__pentium -D__pentium__
*cpp_686:
%{!ansi:-Di686 -Dpentiumpro} -D__i686 -D__i686__ -D__pentiumpro -D__pentiumpro__
*cpp_cpu_default:
%(cpp_586)
*cpp_cpu:
-Acpu(i386) -Amachine(i386) %{!ansi:-Di386} -D__i386 -D__i386__ %{mcpu=i486:%(cpp_486)} %{m486:%(cpp_486)} %{mpentium:%(cpp_586)} %{mcpu=pentium:%(cpp_586)} %{mpentiumpro:%(cpp_686)} %{mcpu=pentiumpro:%(cpp_686)} %{!mcpu*:%{!m486:%{!mpentium*:%(cpp_cpu_default)}}}
*cc1_cpu:
%{!mcpu*: %{m386:-mcpu=i386 -march=i386} %{mno-486:-mcpu=i386 -march=i386} %{m486:-mcpu=i486 -march=i486} %{mno-386:-mcpu=i486 -march=i486} %{mno-pentium:-mcpu=i486 -march=i486} %{mpentium:-mcpu=pentium} %{mno-pentiumpro:-mcpu=pentium} %{mpentiumpro:-mcpu=pentiumpro}}
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