DeforaOS/utils
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getconf: get configurable variables with sysconf()

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This commit is contained in:
Pierre Pronchery 2020-12-20 03:28:03 +01:00
parent 5f2794f85f
commit e33cec5b1d
1 changed files with 6 additions and 3 deletions
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9
src/getconf.c
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@ -48,8 +48,8 @@ static const getconf_catalog _getconf_catalog_confstr[] =
static const getconf_catalog _getconf_catalog_limits[] = static const getconf_catalog _getconf_catalog_limits[] =
{ {
#ifdef NGROUPS_MAX #ifdef _SC_NGROUPS_MAX
{ NGROUPS_MAX, "NGROUPS_MAX" }, { _SC_NGROUPS_MAX, "NGROUPS_MAX" },
#endif #endif
}; };
@ -176,13 +176,16 @@ static int _getconf_limits(char const * var)
size_t i; size_t i;
size_t cnt = sizeof(_getconf_catalog_limits) size_t cnt = sizeof(_getconf_catalog_limits)
/ sizeof(*_getconf_catalog_limits); / sizeof(*_getconf_catalog_limits);
long value;
for(i = 0; i < cnt; i++) for(i = 0; i < cnt; i++)
if(strcmp(_getconf_catalog_limits[i].string, var) == 0) if(strcmp(_getconf_catalog_limits[i].string, var) == 0)
break; break;
if(i == cnt) if(i == cnt)
return _getconf_error(var, -ENOENT); return _getconf_error(var, -ENOENT);
printf("%d\n", _getconf_catalog_limits[i].name); if((value = sysconf(_getconf_catalog_limits[i].name)) < 0)
return _getconf_error(var, 2);
printf("%ld\n", value);
return 0; return 0;
} }