X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=configure.ac;h=64922bb68227883657a27106451f0cb16938800b;hb=182b16bccea2eab1a8af93a6246db3d391e436c7;hp=9bcbe615f15f0431e09c6ad819f509dd657b4842;hpb=18abe9c04d5fc1695ad3657bc3180f92b892a871;p=ghc-hetmet.git

diff --git a/configure.ac b/configure.ac
index 9bcbe61..64922bb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1061,41 +1061,11 @@ FP_CHECK_CONSTS([E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN
 dnl ** can we open files in binary mode?
 FP_CHECK_CONST([O_BINARY], [#include <fcntl.h>], [0])
 
-dnl ** check for GetModuleFileName and WinExec (windows only)
-dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName)       dnl Windows
-dnl Doesn't work because the linker can't see the functions if
-dnl you omit the #include <windows.h>.  (I've no idea why not...)
-
-FPTOOLS_TRY_LINK_NOWARN(,[
-#if HAVE_WINDOWS_H
-#include <windows.h>
-#endif
-main() { 
-  WinExec("",0);
-  exit(0);
-}
-],
-[have_winexec=1],
-[have_winexec=0])
-if test "$have_winexec" = "1"; then
-  AC_DEFINE([HAVE_WINEXEC], [1], [Define to 1 if you have the WinExec function.])
-fi
+FP_CHECK_FUNC([WinExec],
+  [@%:@include <windows.h>], [WinExec("",0)])
 
-FPTOOLS_TRY_LINK_NOWARN(,[
-#if HAVE_WINDOWS_H
-#include <windows.h>
-#endif
-main() { 
-  char* dir;
-  GetModuleFileName((HMODULE)0,dir,0);
-  exit(0);
-}
-],
-[have_getmodulefilename=1],
-[have_getmodulefilename=0])
-if test "$have_getmodulefilename" = "1"; then
-AC_DEFINE([HAVE_GETMODULEFILENAME], [1], [Define to 1 if you have the GetModuleFileName function.])
-fi
+FP_CHECK_FUNC([GetModuleFileName],
+  [@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
 
 dnl ** check return type of signal handlers
 dnl Foo: assumes we can use prototypes.
@@ -1228,7 +1198,7 @@ else
 fi
 
 dnl ** check for math library
-AC_CHECK_LIB([m], [main], [LIBM="-lm"], [LIBM=])
+AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"], [LIBM=])
 AC_SUBST([LIBM])
 
 dnl ** check for X Window System
@@ -1339,8 +1309,6 @@ else
     AC_SUBST(HaveRtldNow)
 fi
 
-FPTOOLS_CHECK_LIB_NOWARN(m, atan)
-
 dnl ---------- usleep ----------
 dnl --- stolen from guile configure ---
 dnl --- FIXME: /usr/include/unistd.h can't be right?