Re: Fw: 3 Bugs in Lightning

[Paulo César Pereira de Andrade]

Em qui., 27 de ago. de 2020 às 18:14, Max Barraclough
<maxbarraclough@outlook.com> escreveu:

> Hi Paulo, so far I've only had time to look again at Issue 1:
>
> I see I'd missed the '--enable-disassembler' flag in the configure script. 
> Using it confirms the configure script failed to discover binutils-dev, as 
> the script fails with a message saying such: 'configure: error: binutils not 
> found, see http://www.gnu.org/software/binutils/'
>
>
> I don't see any of what you mentioned in the config.log file. There's no 
> mention of 'jit_private' or 'disassembler_ftype'. This is the case whether 
> running './configure' or './configure --enable-disassembler'.
>
> I'm not familiar with autotools but I took a look in configure.ac and saw a 
> mention of libiberty, but installing the package libiberty-dev didn't make 
> any difference. I also tried installing binutils-multiarch-dev but that made 
> no difference either.
>
> Here's a line-numbered excerpt from the config.log from when I ran 
> './configure --enable-disassembler'. Line 517 is the only line matching 
> 'binutils'. It's a fresh Ubuntu 20.04, except for the packages mentioned 
> above, and for the following: build-essential gdb m4 binutils-dev
>
>
>
>    -Max
>
>
> 466 configure: failed program was:
> 467 | /* confdefs.h */
> 468 | #define PACKAGE_NAME "GNU lightning"
> 469 | #define PACKAGE_TARNAME "lightning"
> 470 | #define PACKAGE_VERSION "2.1.3"
> 471 | #define PACKAGE_STRING "GNU lightning 2.1.3"
> 472 | #define PACKAGE_BUGREPORT "pcpa@gnu.org"
> 473 | #define PACKAGE_URL "http://www.gnu.org/software/lightning/";
> 474 | #define PACKAGE "lightning"
> 475 | #define VERSION "2.1.3"
> 476 | #define STDC_HEADERS 1
> 477 | #define HAVE_SYS_TYPES_H 1
> 478 | #define HAVE_SYS_STAT_H 1
> 479 | #define HAVE_STDLIB_H 1
> 480 | #define HAVE_STRING_H 1
> 481 | #define HAVE_MEMORY_H 1
> 482 | #define HAVE_STRINGS_H 1
> 483 | #define HAVE_INTTYPES_H 1
> 484 | #define HAVE_STDINT_H 1
> 485 | #define HAVE_UNISTD_H 1
> 486 | #define HAVE_DLFCN_H 1
> 487 | #define LT_OBJDIR ".libs/"
> 488 | #define HAVE_MREMAP 1
> 489 | #define HAVE_FFSL 1
> 490 | #define HAVE_GETOPT_LONG_ONLY 1
> 491 | #define HAVE_ISNAN 1
> 492 | #define HAVE_ISINF 1
> 493 | #define HAVE_GETOPT_H 1
> 494 | #define HAVE_STDINT_H 1
> 495 | #define HAVE_LIBBFD 1
> 496 | /* end confdefs.h.  */
> 497 |
> 498 | /* Override any GCC internal prototype to avoid an error.
> 499 |    Use char because int might match the return type of a GCC
> 500 |    builtin and then its argument prototype would still apply.  */
> 501 | #ifdef __cplusplus
> 502 | extern "C"
> 503 | #endif
> 504 | char compressBound ();
> 505 | int
> 506 | main ()
> 507 | {
> 508 | return compressBound ();
> 509 |   ;
> 510 |   return 0;
> 511 | }
> 512 configure:9005: result: no
> 513 configure:9018: checking for init_disassemble_info in -lopcodes
> 514 configure:9043: gcc -o conftest -g -O2   conftest.c -lopcodes  -lbfd  >&5
> 515 configure:9043: $? = 0
> 516 configure:9052: result: yes
> 517 configure:9070: error: binutils not found, see 
> http://www.gnu.org/software/binutils/
> 518

  Looks like it is missing a zlib devel package. The message should
be more clear about it. In configure.ac it is failing in the chunk:

    AC_CHECK_LIB(z, compressBound, ,
                 [HAVE_Z="no"])

and just prints a generic message if zlib devel is not installed.

Thanks!
Paulo