Re: [Caml-list] state of native dynlink on os x

[Alan Schmitt <alan.schmitt@polytechnique.org>]

On 27 févr. 2012, at 16:43, Damien Doligez wrote:

> Hi Alan,
>> Following a suggestion by Daniel Bünzli, I used the minimum example from http://caml.inria.fr/mantis/view.php?id=5093 then I can see that native dynlink does work.
>> 
>> However two questions remain. I get `ld: warning: -read_only_relocs cannot be used with x86_64` each time I link natively. Does this mean I should reopen http://caml.inria.fr/mantis/view.php?id=4863 (the patch there is applied to my version of caml)?
> 
> Which version of Mac OS X, which version of OCaml, and what is the output of configure?

Here is the output of configure:

Configuring for a i686-apple-darwin11.3.0 ...
The C compiler is ANSI-compliant.
Checking the sizes of integers and pointers...
Wow! A 64 bit architecture!
This is a little-endian architecture.
Doubles can be word-aligned.
64-bit integers can be word-aligned.
Native division and modulus have round-towards-zero semantics, will use them.
ranlib found
#! appears to work in shell scripts
POSIX signal handling found.
expm1() and log1p() found.
getrusage() found.
times() found.
termcap functions found (with libraries '-lcurses')
You have BSD sockets.
socklen_t is defined in <sys/socket.h>
inet_aton() found.
IPv6 is supported.
unistd.h found.
off_t is defined in <sys/types.h>
dirent.h found.
rewinddir() found.
lockf() found.
mkfifo() found.
getcwd() found.
getwd() found.
getpriority() found.
utime() found.
utimes() found.
dup2() found.
fchmod() found.
truncate() found.
sys/select.h found.
select() found.
symlink() found.
waitpid() found.
wait4() found.
getgroups() found.
setgroups() found.
initgroups() found.
POSIX termios found.
Asynchronous I/O are supported.
setitimer() found.
gethostname() found.
uname() found.
gettimeofday() found.
mktime() found.
setsid() found.
putenv() found.
setlocale() and <locale.h> found.
dlopen() found.
Dynamic loading of shared libraries is supported.
mmap() found.
Replay debugger supported.
System stack overflow can be detected.
POSIX threads library supported.
Options for linking with POSIX threads: -lpthread
sigwait() found
Bytecode threads library supported.
Location of X11 include files: /usr/X11R6/include/X11
Options for linking with X11: -L/usr/X11R6/lib -lX11
NDBM found (in /usr/include)
Configuring LablTk...
tcl.h and tk.h version 8.5 found with "".
Tcl/Tk libraries found.
BFD library not found, 'objinfo' will be unable to display info on .cmxs files

** Configuration summary **

Directories where Objective Caml will be installed:
        binaries.................. /Users/schmitta/godi/bin
        standard library.......... /Users/schmitta/godi/lib/ocaml/std-lib
        manual pages.............. /Users/schmitta/godi/man (with extension .1)
Configuration for the bytecode compiler:
        C compiler used........... gcc
        options for compiling.....  -fno-defer-pop -no-cpp-precomp -Wall -D_FILE_OFFSET_BITS=64 -D_REENTRANT
        options for linking.......     -lcurses -lpthread
        shared libraries are supported
        options for compiling.....   -fno-defer-pop -no-cpp-precomp -Wall -D_FILE_OFFSET_BITS=64 -D_REENTRANT
        command for building...... gcc -bundle -flat_namespace -undefined suppress -read_only_relocs suppress -o lib.so /a/path objs
Configuration for the native-code compiler:
        hardware architecture..... amd64
        OS variant................ macosx
        C compiler used........... gcc
        options for compiling.....  -D_FILE_OFFSET_BITS=64 -D_REENTRANT
        options for linking.......   
        assembler ................ as -arch x86_64
        preprocessed assembler ... gcc -arch x86_64 -c
        native dynlink ........... true
        profiling with gprof ..... supported
Source-level replay debugger: supported
Additional libraries supported:
        unix str num dynlink bigarray systhreads threads graph dbm labltk
Configuration for the "num" library:
        target architecture ...... amd64 (asm level 1)
Configuration for the "graph" library:
        options for compiling .... -I/usr/X11R6/include
        options for linking ...... -L/usr/X11R6/lib -lX11
Configuration for the "labltk" library:
        use tcl/tk version ....... 8.5
        options for compiling .... 
        options for linking ......  -ltk8.5 -ltcl8.5 

Alan