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[build] detect std::system or ::wsystem

This commit is contained in:
Sjors Provoost 2019-02-21 14:00:33 +01:00
parent 03858b23fe
commit c1c91bb78d
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1 changed files with 23 additions and 0 deletions
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23
configure.ac
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@ -925,6 +925,29 @@ if test x$use_reduce_exports = xyes; then
[AC_MSG_ERROR([Cannot set default symbol visibility. Use --disable-reduce-exports.])])
fi
AC_MSG_CHECKING([for std::system])
AC_LINK_IFELSE(
[ AC_LANG_PROGRAM(
[[ #include <cstdlib> ]],
[[ int nErr = std::system(""); ]]
)],
[ AC_MSG_RESULT(yes); AC_DEFINE(HAVE_STD__SYSTEM, 1, Define to 1 if you have the `std::system' function.)],
[ AC_MSG_RESULT(no) ]
)
AC_MSG_CHECKING([for ::_wsystem])
AC_LINK_IFELSE(
[ AC_LANG_PROGRAM(
[[ ]],
[[ int nErr = ::_wsystem(""); ]]
)],
[ AC_MSG_RESULT(yes); AC_DEFINE(HAVE_WSYSTEM, 1, Define to 1 if you have the `::wsystem' function.)],
[ AC_MSG_RESULT(no) ]
)
# Define to 1 if std::system or ::wsystem (Windows) is available
AC_DEFINE([HAVE_SYSTEM], [HAVE_STD__SYSTEM || HAVE_WSYSTEM], [HAVE_WSYSTEM])
LEVELDB_CPPFLAGS=
LIBLEVELDB=
LIBMEMENV=