(assuan_get_data_fp): Fail with ENOSYS if we

can't implement this.

4 files changed, 25 insertions, 4 deletions

diff --git a/NEWS b/NEWS
index d21363f..3f547e7 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,9 @@
 Noteworthy changes in version 0.6.4
 ------------------------------------------------
 
+ * Will now also build on systems not providing funopen or
+   fopencookie.
+
 
 Noteworthy changes in version 0.6.3 (2004-01-29)
 ------------------------------------------------
diff --git a/configure.ac b/configure.ac
index 45aff1e..3f67b73 100644
--- a/configure.ac
+++ b/configure.ac
@@ -91,12 +91,20 @@ AC_CHECK_FUNCS(flockfile funlockfile)
 # Check for funopen
 AC_CHECK_FUNCS(funopen)
 if test $ac_cv_func_funopen != yes; then
-  # No funopen but we can implement that in terms of fopencookie.
-  AC_CHECK_FUNCS(fopencookie, AC_LIBOBJ(funopen), AC_MSG_ERROR([[
-No implementation of fopencookie or funopen available.
-]]))
+    # No funopen but we can implement that in terms of fopencookie.
+    AC_CHECK_FUNCS(fopencookie)
+    if test $ac_cv_func_fopencookie = yes; then
+        AC_LIBOBJ([funopen])
+    else
+        AC_MSG_WARN([
+***
+*** No implementation of fopencookie or funopen available.
+*** The assuan_get_data_fp feature won't work.
+***])
+    fi
 fi
 
+
 AC_REPLACE_FUNCS(isascii)
 AC_REPLACE_FUNCS(putc_unlocked)
 AC_REPLACE_FUNCS(memrchr)
diff --git a/src/ChangeLog b/src/ChangeLog
index 00825fb..fa5968a 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2004-02-18  Werner Koch  <[email protected]>
+
+	* assuan-handler.c (assuan_get_data_fp): Fail with ENOSYS if we
+	can't implement this.
+
 2004-02-15  Werner Koch  <[email protected]>
 
 	* memrchr.c (memrchr): Fixed implementation. Taken from gpgme.
diff --git a/src/assuan-handler.c b/src/assuan-handler.c
index f135bc2..478a1e5 100644
--- a/src/assuan-handler.c
+++ b/src/assuan-handler.c
@@ -637,6 +637,7 @@ assuan_get_active_fds (ASSUAN_CONTEXT ctx, int what,
 FILE *
 assuan_get_data_fp (ASSUAN_CONTEXT ctx)
 {
+#if defined (HAVE_FOPENCOOKIE) || defined (HAVE_FUNOPEN)
   if (ctx->outbound.data.fp)
     return ctx->outbound.data.fp;
   
@@ -646,6 +647,10 @@ assuan_get_data_fp (ASSUAN_CONTEXT ctx)
 				   0, _assuan_cookie_write_flush);
   ctx->outbound.data.error = 0;
   return ctx->outbound.data.fp;
+#else
+  errno = ENOSYS;
+  return NULL;
+#endif
 }