diff options
Diffstat (limited to 'src/secp256k1/build-aux/m4/bitcoin_secp.m4')
-rw-r--r-- | src/secp256k1/build-aux/m4/bitcoin_secp.m4 | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/secp256k1/build-aux/m4/bitcoin_secp.m4 b/src/secp256k1/build-aux/m4/bitcoin_secp.m4 index c14d09fa1b..9cb54de098 100644 --- a/src/secp256k1/build-aux/m4/bitcoin_secp.m4 +++ b/src/secp256k1/build-aux/m4/bitcoin_secp.m4 @@ -1,7 +1,7 @@ dnl escape "$0x" below using the m4 quadrigaph @S|@, and escape it again with a \ for the shell. AC_DEFUN([SECP_64BIT_ASM_CHECK],[ AC_MSG_CHECKING(for x86_64 assembly availability) -AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ +AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include <stdint.h>]],[[ uint64_t a = 11, tmp; __asm__ __volatile__("movq \@S|@0x100000000,%1; mulq %%rsi" : "+a"(a) : "S"(tmp) : "cc", "%rdx"); @@ -38,3 +38,16 @@ AC_DEFUN([SECP_TRY_APPEND_CFLAGS], [ unset flag_works AC_SUBST($2) ]) + +dnl SECP_SET_DEFAULT(VAR, default, default-dev-mode) +dnl Set VAR to default or default-dev-mode, depending on whether dev mode is enabled +AC_DEFUN([SECP_SET_DEFAULT], [ + if test "${enable_dev_mode+set}" != set; then + AC_MSG_ERROR([[Set enable_dev_mode before calling SECP_SET_DEFAULT]]) + fi + if test x"$enable_dev_mode" = x"yes"; then + $1="$3" + else + $1="$2" + fi +]) |