> Le 1 août 2021 à 19:01, John Ralls <jra...@ceridwen.us> a écrit :
>
>> On Aug 1, 2021, at 1:58 AM, Pascal <p....@orange.fr> wrote:
>>
>>> Le 26 juil. 2021 à 17:51, John Ralls <jra...@ceridwen.us> a écrit :
>>>
>>>> On Jul 25, 2021, at 9:54 PM, Pascal <p....@orange.fr> wrote:
>>>>
>>>> Hello,
>>>>
>>>> I built GNUTLS with Xcode 12.5.1.
>>>> I have got the error:
>>>>
>>>> % jhbuild build gnutls
>>>> ...
>>>> *** Building libtasn1 *** [4/7]
>>>> ...
>>>> CCLD libtasn1.la
>>>> gl/.libs/libgnu.a:c-ctype.o: no symbols
>>>> Undefined symbols for architecture x86_64:
>>>> "_c_isdigit", referenced from:
>>>> __asn1_expand_object_id in parser_aux.o
>>>> __asn1_check_identifier in parser_aux.o
>>>>
>>>> Digging in config.h, I've found:
>>>> OS X 10.9 has a macro __header_inline indicating the bug is fixed for C and
>>>> for clang but remains for g++; see
>>>> <https://trac.macports.org/ticket/41033>.
>>>>
>>>> Well it might not be the case, thus I forced C_CTYPE_INLINE macro to
>>>> static in libtasn1-4.16.0/lib/gl/c-ctype.h.
>>>
>>> Pascal,
>>>
>>> You want C_CTYPE_INLINE to be inline rather than static.
>>>
>>> #ifndef C_CTYPE_INLINE
>>> #define C_CTYPE_INLINE _GL_INLINE
>>> #endif
>>>
>>> and config.h *should* have
>>> #define _GL_INLINE inline
>>>
>>> So one of two things went wrong in your build: Either C_CTYPE_INLINE got
>>> defined incorrectly somewhere before c_ctypes.h got included or configure
>>> got something wrong and didn't define _GL_INLINE to inline.
>>
>> Hello John,
>>
>> Intentionally, I set inline in libtasn1-4.16.0/lib/gl/c-ctype.h to be sure
>> it is taken by the preprocessor:
>>
>> % make
>> /Applications/Xcode.app/Contents/Developer/usr/bin/make all-recursive
>> Making all in lib
>> Making all in gl
>> /Applications/Xcode.app/Contents/Developer/usr/bin/make all-recursive
>> CC c-ctype.lo
>> In file included from c-ctype.c:3:
>> ./c-ctype.h:32:10: warning: 'C_CTYPE_INLINE' macro redefined
>> [-Wmacro-redefined]
>> # define C_CTYPE_INLINE inline
>> ^
>> c-ctype.c:2:9: note: previous definition is here
>> #define C_CTYPE_INLINE _GL_EXTERN_INLINE
>> ^
>> 1 warning generated.
>> CCLD libgnu.la
>> /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib:
>> file: .libs/libgnu.a(c-ctype.o) has no symbols
>> /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib:
>> file: .libs/libgnu.a(c-ctype.o) has no symbols
>> CC ASN1.lo
>> CC decoding.lo
>> CC element.lo
>> CC parser_aux.lo
>> CCLD libtasn1.la
>> gl/.libs/libgnu.a:c-ctype.o: no symbols
>> Undefined symbols for architecture x86_64:
>> "_c_isdigit", referenced from:
>> __asn1_yylex in ASN1.o
>> __asn1_get_time_der in decoding.o
>> _asn1_write_value in element.o
>> _asn1_read_value_type in element.o
>> __asn1_expand_object_id in parser_aux.o
>> __asn1_check_identifier in parser_aux.o
>> ld: symbol(s) not found for architecture x86_64
>> clang: error: linker command failed with exit code 1 (use -v to see
>> invocation)
>> make[3]: *** [libtasn1.la] Error 1
>> make[2]: *** [all-recursive] Error 1
>> make[1]: *** [all-recursive] Error 1
>> make: *** [all] Error 2
>>
>> I guess the value inline is puzzling the linker.
>> Is the bug actually fixed as written in config.h line 337?
>> How to cope with it then?
>
> Pascal,
>
> Compiler, not linker. The error suggests that the compiler is generating
> calls to c_isdigit in the indicated compilation units (ASN1.o, decoding.o,
> element.o, and parser_aux.o) but isn't creating the function in libgnu.a.
> That could be explained by your getting the warning only when building
> c-ctype.c: That compile saw the `inline` modifier and didn't create the
> symbol, but the other compiles didn't see it and inserted a call to
> _c_isdigit.
>
> Notice that your hack made the situation worse: before it only parser_aux
> failed to inline c_isdigit. So take out your hack and do what I told you to
> do: Figure out why parser_aux isn't inlining c_digit.
>
> FWIW I've built libtasn1 several times in the last week on 10.14 and 11.5
> without any issues.
Hello John,
Ok I guess something is wrong on my side, you're feedback is useful as usual.
Here are the changes I made:
--- ./jhbuildrc-custom.0 2021-07-25 10:44:22.000000000 +0200
+++ ./jhbuildrc-custom 2021-07-25 11:07:36.000000000 +0200
@@ -18,6 +18,8 @@
# You can also read environment variables and decide what to do based
# on their values:
+print ("in jhbuildrc-custom")
+
_target = os.environ.get("TARGET")
if _target is None:
# The default setup...
@@ -27,6 +29,10 @@
#
#
+_root = os.path.expanduser("/usr/local")
+checkoutroot = os.path.join(_root, "src-2021")
+prefix = os.path.join(_root, "xnadalib-2021")
+
# The moduleset can be overridden.
#
# moduleset = "gtk-osx"
@@ -113,3 +119,11 @@
# systems running Mojave and later:
# setup_sdk(target="10.14")
+environ_append('CFLAGS', "-g -O0 -ggdb3")
+environ_append('CXXFLAGS', "-g -O0 -ggdb3")
+environ_append('CPPFLAGS', "-g -O0 -ggdb3")
+environ_append('OBJCFLAGS', "-g -O0 -ggdb3")
+environ_append('BUILDCFLAGS', "-g -O0 -ggdb3")
+environ_append('CFLAGS_FOR_BUILD', "-g -O0 -ggdb3")
+environ_append('LDFLAGS', "-Wl,-no_pie")
+
Your question is the good one but not so easy to answer ;-)
I try to print the macro value:
(trick from
https://stackoverflow.com/questions/1562074/how-do-i-show-the-value-of-a-define-at-compile-time)
--- ./lib/gl/c-ctype.h.0 2020-01-03 23:26:54.000000000 +0100
+++ ./lib/gl/c-ctype.h 2021-08-02 07:02:29.000000000 +0200
@@ -33,6 +33,10 @@
# define C_CTYPE_INLINE _GL_INLINE
#endif
+#define XSTR(x) STR(x)
+#define STR(x) #x
+#pragma message "The value of C_CTYPE_INLINE: " XSTR(C_CTYPE_INLINE)
+
#ifdef __cplusplus
extern "C" {
#endif
The build log:
ppi% make -w
make: Entering directory `/usr/local/src-2021/libtasn1-4.16.0'
/Applications/Xcode.app/Contents/Developer/usr/bin/make all-recursive
make[1]: Entering directory `/usr/local/src-2021/libtasn1-4.16.0'
Making all in lib
make[2]: Entering directory `/usr/local/src-2021/libtasn1-4.16.0/lib'
Making all in gl
make[3]: Entering directory `/usr/local/src-2021/libtasn1-4.16.0/lib/gl'
/Applications/Xcode.app/Contents/Developer/usr/bin/make all-recursive
make[4]: Entering directory `/usr/local/src-2021/libtasn1-4.16.0/lib/gl'
make[5]: Entering directory `/usr/local/src-2021/libtasn1-4.16.0/lib/gl'
CC c-ctype.lo
In file included from c-ctype.c:3:
./c-ctype.h:38:9: warning: The value of C_CTYPE_INLINE: static __attribute__
((__unused__)) [-W#pragma-messages]
#pragma message "The value of C_CTYPE_INLINE: " XSTR(C_CTYPE_INLINE)
^
1 warning generated.
CCLD libgnu.la
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib:
file: .libs/libgnu.a(c-ctype.o) has no symbols
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib:
file: .libs/libgnu.a(c-ctype.o) has no symbols
make[5]: Leaving directory `/usr/local/src-2021/libtasn1-4.16.0/lib/gl'
make[4]: Leaving directory `/usr/local/src-2021/libtasn1-4.16.0/lib/gl'
make[3]: Leaving directory `/usr/local/src-2021/libtasn1-4.16.0/lib/gl'
make[3]: Entering directory `/usr/local/src-2021/libtasn1-4.16.0/lib'
CC ASN1.lo
In file included from ASN1.y:34:
./gl/c-ctype.h:38:9: warning: The value of C_CTYPE_INLINE: static __attribute__
((__unused__)) [-W#pragma-messages]
#pragma message "The value of C_CTYPE_INLINE: " XSTR(C_CTYPE_INLINE)
^
1 warning generated.
CC decoding.lo
In file included from decoding.c:35:
./gl/c-ctype.h:38:9: warning: The value of C_CTYPE_INLINE: static __attribute__
((__unused__)) [-W#pragma-messages]
#pragma message "The value of C_CTYPE_INLINE: " XSTR(C_CTYPE_INLINE)
^
1 warning generated.
CC element.lo
In file included from element.c:33:
./gl/c-ctype.h:38:9: warning: The value of C_CTYPE_INLINE: static __attribute__
((__unused__)) [-W#pragma-messages]
#pragma message "The value of C_CTYPE_INLINE: " XSTR(C_CTYPE_INLINE)
^
1 warning generated.
CC parser_aux.lo
In file included from parser_aux.c:29:
./gl/c-ctype.h:38:9: warning: The value of C_CTYPE_INLINE: inline
[-W#pragma-messages]
#pragma message "The value of C_CTYPE_INLINE: " XSTR(C_CTYPE_INLINE)
^
1 warning generated.
CCLD libtasn1.la
gl/.libs/libgnu.a:c-ctype.o: no symbols
Undefined symbols for architecture x86_64:
"_c_isdigit", referenced from:
__asn1_expand_object_id in parser_aux.o
__asn1_check_identifier in parser_aux.o
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make[3]: *** [libtasn1.la] Error 1
make[3]: Leaving directory `/usr/local/src-2021/libtasn1-4.16.0/lib'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/usr/local/src-2021/libtasn1-4.16.0/lib'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/usr/local/src-2021/libtasn1-4.16.0'
make: *** [all] Error 2
make: Leaving directory `/usr/local/src-2021/libtasn1-4.16.0'
Frankly speaking, it makes me more puzzled. The behavior is definitely
different, not so obvious to find out.
By chance if you have some clues it might help.
Thanks, Pascal.
https://blady.pagesperso-orange.fr
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