On 11/17/2009, "Jeff Bacon" <jbac.uc....@gmail.com> wrote:

>ucli...@browserseal.com wrote:
>> I first tried to compile for ARM SkyeEye simulator with default settings,
>> i.e. glibc. The compilation failed at the glibc patch phase.
>>
>> I than changed glibc to uClibc (BTW, why glibc is the default, it used to
>> be uClibc !?) and the compilation failed with the following error:
>>
>>
>Hmmm, I seem to recall that it DID default to uClibc, but it's been a
>while since I started from scratch.
>
>>   CC libc/sysdeps/linux/arm/syscall.o
>> libc/sysdeps/linux/arm/syscall.c: In function 'syscall':
>> libc/sysdeps/linux/arm/syscall.c:28: error: '__NR_syscall' undeclared
>> (first use in this function)
>> libc/sysdeps/linux/arm/syscall.c:28: error: (Each undeclared identifier
>> is reported only once
>> libc/sysdeps/linux/arm/syscall.c:28: error: for each function it appears
>> in.)
>> make[3]: *** [libc/sysdeps/linux/arm/syscall.o] Error 1
>> make[3]: Leaving directory `/unpackaged/uClinux-dist/uClibc'
>> make[2]: *** [uClibc] Error 2
>> make[2]: Leaving directory `/unpackaged/uClinux-dist/lib'
>> make[1]: *** [all] Error 2
>> make[1]: Leaving directory `/unpackaged/uClinux-dist/lib'
>> make: *** [subdirs] Error 1
>>
>>
>> After I uClibc parameter CONFIG_ARM_OABI to CONFIG_ARM_EABI (BTW, why
>> isn't it the default ?)
>Because not all working arm-compatible toolchains support EABI....you
>just happen to be using one that does.
>
>
>> this error went away, but another one appeared
>> quite quickly
>>
>> make[3]: Entering directory `/unpackaged/uClinux-dist/user/boa'
>> make[3]: warning: -jN forced in submake: disabling jobserver mode.
>> for i in src ; do make -C $i all || exit ; done
>> make[4]: Entering directory `/unpackaged/uClinux-dist/user/boa/src'
>> ucfront-gcc arm-linux-gnueabi-gcc  -Os                     -g -pipe
>> -msoft-float -fno-common -fno-builtin -Wall   -DEMBED -D__PIC__ -fpic
>> -msingle-pic-base -Dlinux -D__linux__ -Dunix -D__uClinux__   -c -o
>> alias.o alias.c
>> In file included from
>> /unpackaged/uClinux-dist/uClibc/include/bits/socket.h:31,
>>                  from
>> /unpackaged/uClinux-dist/uClibc/include/sys/socket.h:35,
>>                  from arp.c:23:
>> /unpackaged/uClinux-dist/uClibc/include/limits.h:124:26: error: limits.h:
>> No such file or directory
>> make[3]: Leaving directory `/unpackaged/uClinux-dist/user/games'
>> [ ! -d "inetd" ] || ( touch inetd/.sgbuilt_user && make -j1 -C inetd )
>> || exit $?
>> make[3]: *** [arp.o] Error 1
>> make[3]: Leaving directory `/unpackaged/uClinux-dist/user/dhcpcd-new'
>> In file included from
>> /unpackaged/uClinux-dist/uClibc/include/bits/socket.h:31,
>>                  from
>> /unpackaged/uClinux-dist/uClibc/include/sys/socket.h:35,
>>                  from defines.h:103,
>>                  from boa.h:32,
>>                  from alias.c:27:
>> /unpackaged/uClinux-dist/uClibc/include/limits.h:124:26: error: limits.h:
>> No such file or directory
>> make[2]: *** [dhcpcd-new] Error 2
>> make[2]: *** Waiting for unfinished jobs....
>> In file included from gdb/defs.h:27,
>>                  from server.h:20,
>>                  from utils.c:20:
>> /unpackaged/uClinux-dist/uClibc/include/limits.h:124:26: error: limits.h:
>> No such file or directory
>> make[3]: Entering directory `/unpackaged/uClinux-dist/user/inetd'
>> make[3]: warning: -jN forced in submake: disabling jobserver mode.
>> ucfront-gcc arm-linux-gnueabi-gcc  -Os                     -g -pipe
>> -msoft-float -fno-common -fno-builtin -Wall   -DEMBED -D__PIC__ -fpic
>> -msingle-pic-base -Dlinux -D__linux__ -Dunix -D__uClinux__
>> -DSERVICES=\"/etc/services\" -DINETD_CONF=\"/etc/inetd.conf\"
>> -Wall -DMODIFY_CONFIG -DALT_INETD_CONF=\"/etc/config/inetd.conf\"
>> -c -o inetd.o inetd.c
>> make[3]: *** [utils.o] Error 1
>> make[3]: Leaving directory `/unpackaged/uClinux-dist/user/gdbserver'
>> make[4]: *** [alias.o] Error 1
>> make[4]: Leaving directory `/unpackaged/uClinux-dist/user/boa/src'
>> make[2]: *** [gdbserver] Error 2
>> make[3]: *** [all] Error 2
>> make[3]: Leaving directory `/unpackaged/uClinux-dist/user/boa'
>> make[2]: *** [boa] Error 2
>> In file included from
>> /unpackaged/uClinux-dist/uClibc/include/bits/socket.h:31,
>>                  from
>> /unpackaged/uClinux-dist/uClibc/include/sys/socket.h:35,
>>                  from /unpackaged/uClinux-dist/uClibc/include/net/if.h:27,
>>                  from inetd.c:38:
>> /unpackaged/uClinux-dist/uClibc/include/limits.h:124:26: error: limits.h:
>> No such file or directory
>> inetd.c: In function ‘handle_incoming_fds’:
>> inetd.c:284: warning: pointer targets in passing argument 3 of ‘accept’
>> differ in signedness
>> make[3]: *** [inetd.o] Error 1
>> make[3]: Leaving directory `/unpackaged/uClinux-dist/user/inetd'
>> make[2]: *** [inetd] Error 2
>> make[2]: Leaving directory `/unpackaged/uClinux-dist/user'
>> make[1]: *** [all] Error 2
>> make[1]: Leaving directory `/unpackaged/uClinux-dist/user'
>> make: *** [subdirs] Error 1
>>
>>
>
>This thread might help, try that instead of the "fix" you attempted
>afterwards:
>
>http://mailman.uclinux.org/pipermail/uclinux-dev/2009-May/000890.html
>
>> I managed to work around this problem by adding the following flag
>> VENDOR_CFLAGS=-I/usr/lib/gcc/arm-linux-gnueabi/4.3.2/include-fixed/
>>
>> only to discover yet another issue:
>>
>> ucfront-gcc arm-linux-gnueabi-gcc  -Wl,-elf2flt -msoft-float -D__PIC__
>> -fpic -msingle-pic-base -Wl,-elf2flt -msoft-float -D__PIC__ -fpic
>> -msingle-pic-base -o dhcpcd arp.o buildmsg.o client.o dhcpcd.o peekfd.o
>> signals.o udpipgen.o
>> /usr/lib/gcc/arm-linux-gnueabi/4.3.2/../../../../arm-linux-gnueabi/bin/ld:
>> warning: cannot find entry symbol lf2flt; defaulting to 000080d0
>> /unpackaged/uClinux-dist/uClibc/lib/libc.a(sigrestorer.o):(.ARM.exidx+0x0):
>> undefined reference to `__aeabi_unwind_cpp_pr1'
>> collect2: ld returned 1 exit status
>> make[3]: *** [dhcpcd] Error 1
>> make[3]: Leaving directory `/unpackaged/uClinux-dist/user/dhcpcd-new'
>> ucfront-gcc arm-linux-gnueabi-gcc  -Os                     -g -pipe
>> -msoft-float -fno-common -fno-builtin -Wall
>> -I/usr/lib/gcc/arm-linux-gnueabi/4.3.2/include-fixed/ -DEMBED -D__PIC__
>> -fpic -msingle-pic-base -Dlinux -D__linux__ -Dunix -D__uClinux__   -c -o
>> response.o response.c
>> make[2]: *** [dhcpcd-new] Error 2
>> ucfront-gcc arm-linux-gnueabi-gcc  -Os                     -g -pipe
>> -msoft-float -fno-common -fno-builtin -Wall
>> -I/usr/lib/gcc/arm-linux-gnueabi/4.3.2/include-fixed/ -DEMBED -D__PIC__
>> -fpic -msingle-pic-base -Dlinux -D__linux__ -Dunix -D__uClinux__   -c -o
>> signals.o signals.c
>> ucfront-gcc arm-linux-gnueabi-gcc  -Os                     -g -pipe
>> -msoft-float -fno-common -fno-builtin -Wall
>> -I/usr/lib/gcc/arm-linux-gnueabi/4.3.2/include-fixed/ -DEMBED -D__PIC__
>> -fpic -msingle-pic-base -Dlinux -D__linux__ -Dunix -D__uClinux__   -c -o
>> timestamp.o timestamp.c
>> ucfront-gcc arm-linux-gnueabi-gcc  -Os                     -g -pipe
>> -msoft-float -fno-common -fno-builtin -Wall
>> -I/usr/lib/gcc/arm-linux-gnueabi/4.3.2/include-fixed/ -DEMBED -D__PIC__
>> -fpic -msingle-pic-base -Dlinux -D__linux__ -Dunix -D__uClinux__   -c -o
>> util.o util.c
>> ucfront-gcc arm-linux-gnueabi-gcc  -Wl,-elf2flt -msoft-float -D__PIC__
>> -fpic -msingle-pic-base -Wl,-elf2flt -msoft-float -D__PIC__ -fpic
>> -msingle-pic-base -o boa alias.o auth.o boa.o cgi.o cgi_header.o
>> config.o get.o hash.o globals.o log.o nls.o pipe.o queue.o read.o
>> request.o response.o signals.o timestamp.o util.o -lcrypt
>> /usr/lib/gcc/arm-linux-gnueabi/4.3.2/../../../../arm-linux-gnueabi/bin/ld:
>> warning: cannot find entry symbol lf2flt; defaulting to 000080d0
>> /unpackaged/uClinux-dist/uClibc/lib/libc.a(sigrestorer.o):(.ARM.exidx+0x0):
>> undefined reference to `__aeabi_unwind_cpp_pr1'
>> collect2: ld returned 1 exit status
>> make[4]: *** [boa] Error 1
>> make[4]: Leaving directory `/unpackaged/uClinux-dist/user/boa/src'
>> make[3]: *** [all] Error 2
>> make[3]: Leaving directory `/unpackaged/uClinux-dist/user/boa'
>> make[2]: *** [boa] Error 2
>> make[2]: Leaving directory `/unpackaged/uClinux-dist/user'
>> make[1]: *** [all] Error 2
>> make[1]: Leaving directory `/unpackaged/uClinux-dist/user'
>> make: *** [subdirs] Error 1
>>
>>
>>
>
>Sounds like a toolchain issue, not a source issue. I'm not an expert in
>this area though, perhaps someone else will respond..
>
>> At which point I gave up. What happened to uClinux !!??
>>
>> I tried both Codesourcery (uClinux version) and emdebian cross compiler
>> toolchains with the same results.
>>
>there are many codesourcery versions. They seem to be released on a set
>schedule. Which one are you using?

gcc version 4.4.1 (Sourcery G++ Lite 2009q3-66)

>
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>
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