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authorGeoffrey Noer <noer@cygnus>1998-11-19 23:22:51 +0000
committerGeoffrey Noer <noer@cygnus>1998-11-19 23:22:51 +0000
commit2196638d08bdb82200ebee2b9a2f68ff91a06f48 (patch)
tree5828368d2ebb58d8d0f4559add801e944116d035 /gdb/rdi-share
parentd2e2384b83e9027b9bedffbd58e8ef28c36147c6 (diff)
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Thu Nov 19 15:21:04 1998 Geoffrey Noer <noer@cygnus.com>
* rdi-share/host.h: if compiling under Cygwin, make sure new preprocessor define is defined. Define it if not. * rdi-share/aclocal.m4: regenerate * rdi-share/configure: regenerate
Diffstat (limited to 'gdb/rdi-share')
-rw-r--r--gdb/rdi-share/aclocal.m416
-rwxr-xr-xgdb/rdi-share/configure2
-rw-r--r--gdb/rdi-share/host.h8
3 files changed, 10 insertions, 16 deletions
diff --git a/gdb/rdi-share/aclocal.m4 b/gdb/rdi-share/aclocal.m4
index ab1e3e2..55a8225 100644
--- a/gdb/rdi-share/aclocal.m4
+++ b/gdb/rdi-share/aclocal.m4
@@ -179,26 +179,12 @@ AC_SUBST(EXEEXT)])
dnl AM_CYGWIN()
AC_DEFUN(AM_CYGWIN,
[AC_CACHE_CHECK(for Cygwin environment, am_cv_cygwin,
-[AC_TRY_COMPILE(,[return __CYGWIN__;],
+[AC_TRY_COMPILE(,[return __CYGWIN32__;],
am_cv_cygwin=yes, am_cv_cygwin=no)
rm -f conftest*])
CYGWIN=
test "$am_cv_cygwin" = yes && CYGWIN=yes])
-# Check to see if we're running under Cygwin32, without using
-# AC_CANONICAL_*. If so, set output variable CYGWIN32 to "yes".
-# Otherwise set it to "no".
-# Note: Although Cygwin32 has changed names, for now we keep the
-# old macro around...
-
-dnl AM_CYGWIN32()
-AC_DEFUN(AM_CYGWIN32,
-[AC_CACHE_CHECK(for Cygwin32 environment, am_cv_cygwin32,
-[AC_TRY_COMPILE(,[return __CYGWIN32__;],
-am_cv_cygwin32=yes, am_cv_cygwin32=no)
-rm -f conftest*])
-CYGWIN32=
-test "$am_cv_cygwin32" = yes && CYGWIN32=yes])
# Check to see if we're running under Mingw, without using
diff --git a/gdb/rdi-share/configure b/gdb/rdi-share/configure
index 6729f7c..e85f4f8 100755
--- a/gdb/rdi-share/configure
+++ b/gdb/rdi-share/configure
@@ -1759,7 +1759,7 @@ else
#include "confdefs.h"
int main() {
-return __CYGWIN__;
+return __CYGWIN32__;
; return 0; }
EOF
if { (eval echo configure:1766: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
diff --git a/gdb/rdi-share/host.h b/gdb/rdi-share/host.h
index ba09d82..e30d965 100644
--- a/gdb/rdi-share/host.h
+++ b/gdb/rdi-share/host.h
@@ -219,4 +219,12 @@ extern double strtod(const char *str, char **ptr);
#endif
+/* If under Cygwin, provide backwards compatibility with older
+ Cygwin compilers that don't define the current cpp define. */
+#ifdef __CYGWIN32__
+#ifndef __CYGWIN__
+#define __CYGWIN__
+#endif
+#endif
+
/* end of host.h */