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configure: Fix libgmp check.

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This commit is contained in:
Jason Volk 2020-02-03 19:02:23 -08:00
parent cbd95adb49
commit 9106e927ba
1 changed files with 24 additions and 4 deletions
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28
configure.ac
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@ -1449,12 +1449,32 @@ dnl libgmp support
dnl
dnl
PKG_CHECK_MODULES(GMP, [gmp], [have_gmp="yes"], [have_gmp="no"])
AM_CONDITIONAL([GMP], [test "x$have_gmp" = "xyes"])
AC_SUBST(GMP_CPPFLAGS, [])
AC_SUBST(GMP_LDFLAGS, [])
AC_SUBST(GMP_LIBS, ["-lgmp"])
AC_SUBST(GMP_LIBS, [])
AC_ARG_WITH(gmp-includes,
AC_HELP_STRING([--with-gmp-includes=[[[DIR]]]], [Path to libgmp include directory]),
[
GMP_CPPFLAGS="-isystem $withval"
], [])
AC_ARG_WITH(gmp-libs,
AC_HELP_STRING([--with-gmp-libs=[[[DIR]]]], [Path to libgmp library directory]),
[
GMP_LDFLAGS="-L$withval"
], [])
AC_CHECK_LIB([gmp], [__gmp_version],
[
have_gmp="yes"
GMP_LIBS="-lgmp"
], [
have_gmp="no"
AC_MSG_WARN([Unable to find GNU Multi-Precision library (libgmp) on this system.])
])
AM_CONDITIONAL([GMP], [test "x$have_gmp" = "xyes" ])
dnl
dnl