diff options
Diffstat (limited to 'mdk-stage1/dietlibc/libcruft/sysconf.c')
-rw-r--r-- | mdk-stage1/dietlibc/libcruft/sysconf.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libcruft/sysconf.c b/mdk-stage1/dietlibc/libcruft/sysconf.c new file mode 100644 index 000000000..e9c15cb66 --- /dev/null +++ b/mdk-stage1/dietlibc/libcruft/sysconf.c @@ -0,0 +1,43 @@ +#include <unistd.h> +#include <errno.h> +#include <limits.h> +#include <sys/resource.h> + +extern int __sc_nr_cpus(); + +long sysconf(int name) +{ + switch(name) + { + case _SC_OPEN_MAX: + { + struct rlimit limit; + getrlimit(RLIMIT_NOFILE, &limit); + return limit.rlim_cur; + } + case _SC_CLK_TCK: +#ifdef __alpha__ + return 1024; +#else + return 100; +#endif + + case _SC_PAGESIZE: +#if ( defined(__alpha__) || defined(__sparc__) ) + return 8192; +#else + return 4096; +#endif + + case _SC_ARG_MAX: + return ARG_MAX; + + case _SC_NGROUPS_MAX: + return NGROUPS_MAX; + + case _SC_NPROCESSORS_ONLN: + return __sc_nr_cpus(); + + } + return -1; +} |