diff options
Diffstat (limited to 'libc/src/unistd/linux/sysconf.cpp')
| -rw-r--r-- | libc/src/unistd/linux/sysconf.cpp | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/libc/src/unistd/linux/sysconf.cpp b/libc/src/unistd/linux/sysconf.cpp index 03f224b..979e178 100644 --- a/libc/src/unistd/linux/sysconf.cpp +++ b/libc/src/unistd/linux/sysconf.cpp @@ -11,17 +11,20 @@ #include "src/__support/common.h" #include "hdr/unistd_macros.h" +#include "src/__support/OSUtil/linux/auxv.h" #include "src/__support/libc_errno.h" #include "src/__support/macros/config.h" -#include "src/sys/auxv/getauxval.h" -#include <sys/auxv.h> namespace LIBC_NAMESPACE_DECL { LLVM_LIBC_FUNCTION(long, sysconf, (int name)) { long ret = 0; - if (name == _SC_PAGESIZE) - return static_cast<long>(getauxval(AT_PAGESZ)); + if (name == _SC_PAGESIZE) { + cpp::optional<unsigned long> page_size = auxv::get(AT_PAGESZ); + if (page_size) + return static_cast<long>(*page_size); + ret = -1; + } // TODO: Complete the rest of the sysconf options. if (ret < 0) { |