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POSIX: have sysconf(_SC_OPEN_MAX) return the rlimit value.

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* we use this value in posix_spawn_file_actions_adddup2() for instance, ninja then
fails with "Bad file descriptor".
This commit is contained in:
Jérôme Duval 2017-11-01 13:02:53 +01:00
parent 8357640d63
commit 87e6718233
1 changed files with 2 additions and 2 deletions
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4
src/system/libroot/posix/unistd/conf.cpp
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@ -37,7 +37,7 @@ getdtablesize(void)
{ {
struct rlimit rlimit; struct rlimit rlimit;
if (getrlimit(RLIMIT_NOFILE, &rlimit) < 0) if (getrlimit(RLIMIT_NOFILE, &rlimit) < 0)
return 0; return OPEN_MAX;
return rlimit.rlim_cur; return rlimit.rlim_cur;
} }
@ -74,7 +74,7 @@ __sysconf(int name)
case _SC_NGROUPS_MAX: case _SC_NGROUPS_MAX:
return NGROUPS_MAX; return NGROUPS_MAX;
case _SC_OPEN_MAX: case _SC_OPEN_MAX:
return OPEN_MAX; return getdtablesize();
case _SC_SAVED_IDS: case _SC_SAVED_IDS:
return 1; return 1;
case _SC_STREAM_MAX: case _SC_STREAM_MAX: