Hi, I have problem when compiling sage7.6: ... [sagelib-7.6] building 'sage.tests.stl_vector' extension [sagelib-7.6] building 'sage.tests.cython' extension [sagelib-7.6] Executing 454 commands (using 1 thread) [sagelib-7.6] ************************************************************************ [sagelib-7.6] Traceback (most recent call last): [sagelib-7.6] File "setup.py", line 768, in <module> [sagelib-7.6] ext_modules = ext_modules) [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/distutils/core.py", line 151, in setup [sagelib-7.6] dist.run_commands() [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/distutils/dist.py", line 953, in run_commands [sagelib-7.6] self.run_command(cmd) [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/distutils/dist.py", line 972, in run_command [sagelib-7.6] cmd_obj.run() [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/distutils/command/build.py", line 127, in run [sagelib-7.6] self.run_command(cmd_name) [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/distutils/cmd.py", line 326, in run_command [sagelib-7.6] self.distribution.run_command(command) [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/distutils/dist.py", line 972, in run_command [sagelib-7.6] cmd_obj.run() [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/distutils/command/build_ext.py", line 340, in run [sagelib-7.6] self.build_extensions() [sagelib-7.6] File "setup.py", line 514, in build_extensions [sagelib-7.6] execute_list_of_commands(compile_commands) [sagelib-7.6] File "setup.py", line 316, in execute_list_of_commands [sagelib-7.6] execute_list_of_commands_in_parallel(command_list, nthreads) [sagelib-7.6] File "setup.py", line 263, in execute_list_of_commands_in_parallel [sagelib-7.6] pool = Pool(nthreads) [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/multiprocessing/__init__.py", line 232, in Pool [sagelib-7.6] return Pool(processes, initializer, initargs, maxtasksperchild) [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/multiprocessing/pool.py", line 138, in __init__ [sagelib-7.6] self._setup_queues() [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/multiprocessing/pool.py", line 233, in _setup_queues [sagelib-7.6] from .queues import SimpleQueue [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/multiprocessing/queues.py", line 48, in <module> [sagelib-7.6] from .synchronize import Lock, BoundedSemaphore, Semaphore, Condition [sagelib-7.6] File "/usr/local/src/sage-7.6/local/lib/python/multiprocessing/synchronize.py", line 59, in <module> [sagelib-7.6] " function, see issue 3770.") [sagelib-7.6] ImportError: This platform lacks a functioning sem_open implementation, therefore, the required synchronization primitives needed will not function, see issue 3770. [sagelib-7.6] ************************************************************************ [sagelib-7.6] Error building the Sage library [sagelib-7.6] ************************************************************************ [sagelib-7.6] Please email sage-devel (http://groups.google.com/group/sage-devel) [sagelib-7.6] explaining the problem and including the relevant part of the log file [sagelib-7.6] /usr/local/src/sage-7.6/logs/pkgs/sagelib-7.6.log [sagelib-7.6] Describe your computer, operating system, etc. [sagelib-7.6] ************************************************************************ [sagelib-7.6] make[3]: *** [Makefile:34: sage] Error 1 [sagelib-7.6] make[3]: Leaving directory '/usr/local/src/sage-7.6/src' [sagelib-7.6] [sagelib-7.6] real 0m2.641s [sagelib-7.6] user 0m2.474s [sagelib-7.6] sys 0m0.150s make[2]: *** [Makefile:1040: sagelib] Error 2 make[2]: Leaving directory '/usr/local/src/sage-7.6/build/make' make[1]: *** [Makefile:912: all] Error 2 make[1]: Leaving directory '/usr/local/src/sage-7.6/build/make'
real 0m3.087s user 0m2.863s sys 0m0.192s *************************************************************** Error building Sage. The following package(s) may have failed to build (not necessarily during this run of 'make all'): * package: sagelib-7.6 log file: /usr/local/src/sage-7.6/logs/pkgs/sagelib-7.6.log build directory: /usr/local/src/sage-7.6/local/var/tmp/sage/build/sagelib-7.6 The build directory may contain configuration files and other potentially helpful information. WARNING: if you now run 'make' again, the build directory will, by default, be deleted. Set the environment variable SAGE_KEEP_BUILT_SPKGS to 'yes' to prevent this. ----- seems my semaphores works ok (read https://groups.google.com/forum/#!topic/sage-devel/uPqvQQ9GzNE) bash-4.4$ mount | grep shm tmpfs on /run/shm type tmpfs (rw,nosuid,nodev) bash-4.4$ cat sem.c #include <unistd.h> #include <fcntl.h> #include <stdio.h> #include <semaphore.h> #include <sys/stat.h> //bash-4.4$ gcc sem.c -lpthread -o sem int main(void) { sem_t *a = sem_open("/autoconf", O_CREAT, S_IRUSR|S_IWUSR, 0); if (a == SEM_FAILED) { perror("sem_open"); return 1; } printf("All OK!"); sem_close(a); sem_unlink("/autoconf"); return 0; } bash-4.4$ ./sem All OK! bash-4.4$ uname -a Linux xxx 4.9.26 #2 SMP Thu May 4 03:46:26 CDT 2017 x86_64 Intel(R) Core(TM) i5-3570K CPU @ 3.40GHz GenuineIntel GNU/Linux distro: slackware 14.2 (current) -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.