Check if we need -lm for fe[gs]etenv()

2013-04-18 10:37:32 +02:00 · 2013-04-18 10:37:32 +02:00 · 707dcb0c44
commit 707dcb0c44
parent b64beede1d
2 changed files with 3 additions and 0 deletions
--- a/configure.ac
+++ b/configure.ac
@ -169,6 +169,7 @@ return sizeof(x) / CHAR_BIT != 16U
 dnl Checks for functions and headers

 AC_CHECK_FUNC(clock_gettime, , [AC_CHECK_LIB(rt, clock_gettime)])
+AC_CHECK_FUNC(fegetenv, , [AC_CHECK_LIB(m, fegetenv)])

 AC_CHECK_FUNCS([SecureZeroMemory])

--- a/src/libsodium/crypto_onetimeauth/poly1305/53/auth_poly1305.c
+++ b/src/libsodium/crypto_onetimeauth/poly1305/53/auth_poly1305.c
@ -10,6 +10,8 @@ Public domain.

 #include "crypto_onetimeauth.h"

+#pragma STDC FENV_ACCESS ON
+
 typedef uint8_t  uchar;
 typedef int32_t  int32;
 typedef uint32_t uint32;