On 21 May 2015, at 00:38, Shankar Athinarayanan <shankar...@gmail.com> wrote:Hi Anil,My name is Shankar Athinarayanan and I am a student here in the United States.I am trying to install core using "opam install core" but I get this odd error:=-=- Processing actions -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
[ERROR] The compilation of core failed at "make".
Processing 1/1: [core: ocamlfind remove]
#=== ERROR while installing core.112.06.02 ====================================#
# opam-version 1.2.1
# os darwin
# command make
# path /Users/shankar/.opam/system/build/core.112.06.02
# compiler system (4.02.1)
# exit-code 2
# env-file /Users/shankar/.opam/system/build/core.112.06.02/core-77700-e7966f.env
# stdout-file /Users/shankar/.opam/system/build/core.112.06.02/core-77700-e7966f.out
# stderr-file /Users/shankar/.opam/system/build/core.112.06.02/core-77700-e7966f.err
### stdout ###
# lib/unix_stubs.c:1396:49: warning: passing 'gid_t [16]' to parameter of type 'int *' converts between pointers to integer types with different sign [-Wpointer-sign]
# [...]
# ^~~~~~
# /usr/include/unistd.h:648:43: note: passing argument to parameter here
# int getgrouplist(const char *, int, int *, int *);
# ^
# lib/unix_stubs.c:1691:2: warning: "_POSIX_PRIORITY_SCHEDULING not present; sched_setscheduler undefined" [-W#warnings]
# #warning "_POSIX_PRIORITY_SCHEDULING not present; sched_setscheduler undefined"
# ^
# 8 warnings and 7 errors generated.
# Command exited with code 2.
### stderr ###
# [...]
# # warning "cpp test --defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0-- was false"
# ^
# config/test.c:56:4: warning: "Feature FDATASYNC will not be available" [-W#warnings]
# # warning "Feature FDATASYNC will not be available"
# ^
# 12 warnings generated.
# config/discover.sh: line 61: cc: command not found
# W: Cannot find source file matching module 'core' in library core
# E: Failure("Command ''/usr/local/bin/ocamlbuild' lib/libcore_stubs.a lib/dllcore_stubs.so lib/core.cma lib/core.cmxa lib/core.a lib/core.cmxs top/core_top.cma top/core_top.cmxa top/core_top.a top/core_top.cmxs -use-ocamlfind -tag debug' terminated with error code 10")
# make: *** [build] Error 1
=-=- Error report -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
The following actions failed
∗ install core 112.06.02
I am currently using gcc version 4.9.2 (Homebrew gcc49 4.9.2_1). If
you have any suggestions on how to fix this please let me know.
Thanks!
Sincerely,
Shankar