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Simplify autoconfiguration for Windows

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Checking Windows libraries with autoconf is cumbersome, because
linking often fails unless you include the header, and AC_SEARCH_LIBS
doesn't permit that.

Just detect the Windows API instead, with new MY_WINDOWS_API.
This commit is contained in:
Markus Armbruster 2009-04-12 19:00:55 +02:00
parent c3d2786f1a
commit c02468fd69
3 changed files with 34 additions and 30 deletions
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18
m4/my_windows_api.m4 Normal file
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@ -0,0 +1,18 @@
AC_DEFUN([MY_WINDOWS_API],
[
AC_MSG_CHECKING([whether compiling for Windows API])
AC_COMPILE_IFELSE(
[AC_LANG_SOURCE([[#ifdef _WIN32
#Here's a nickel, kid
#endif]])],
[Windows_API=no],
[Windows_API=yes])
AC_MSG_RESULT([$Windows_API])
if test $Windows_API = yes; then
AC_DEFINE([WINDOWS], 1, [Define if compiling for Windows API])
LIBS_SOCKETS="-lws2_32"
else
LIBS_SOCKETS=
fi
AC_SUBST([LIBS_SOCKETS])
])