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WebSVN – planix.SVN – Blame – /os/branches/feature_fixcpp/sys/src/ape/lib/ap/posix/sysconf.c – Rev 2

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#include	<stdio.h>
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#include	<unistd.h>
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#include	<limits.h>
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#include	<time.h>
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#include	<errno.h>
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#include	<sys/limits.h>
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long
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sysconf(int name)
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{
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	switch(name)
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	{
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	case _SC_ARG_MAX:
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		return ARG_MAX;
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	case _SC_CHILD_MAX:
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		return CHILD_MAX;
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	case _SC_CLK_TCK:
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		return CLOCKS_PER_SEC;
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	case _SC_NGROUPS_MAX:
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		return NGROUPS_MAX;
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	case _SC_OPEN_MAX:
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		return OPEN_MAX;
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	case _SC_JOB_CONTROL:
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#ifdef	_POSIX_JOB_CONTROL
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		return _POSIX_JOB_CONTROL;
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#else
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		return -1;
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#endif
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	case _SC_SAVED_IDS:
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#ifdef	_POSIX_SAVED_IDS
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		return _POSIX_SAVED_IDS;
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#else
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		return -1;
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#endif
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	case _SC_VERSION:
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		return _POSIX_VERSION;
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	case _SC_LOGIN_NAME_MAX:
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		return L_cuserid;
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	}
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	errno = EINVAL;
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	return -1;
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}