On 07/02/20 10:39, Thomas Huth wrote:
Recent versions of Solaris (v11.4) now feature an openpty() function,
too, causing a build failure since we ship our own implementation of
openpty() for Solaris in util/qemu-openpty.c so far. Since there are
now both variants available in the wild, with and without this function,
let's introduce a proper HAVE_OPENPTY define for this to fix the build
failure.

Signed-off-by: Thomas Huth<th...@redhat.com>
---
  Note: Untested, since I do not have a VM with Solaris. Michele,
  Peter, I'd really appreciate a "Tested-by:" from you here. Thanks!
Sorry, I was off on another project (doing my taxes). Is this patch missing something? It looks like there should be more. The last line is

static void cfmakeraw (struct termios *termios_p) {

with no matching "}".


                        - Michele


  configure           | 9 ++++++++-
  util/qemu-openpty.c | 4 +++-
  2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index 4a22dcd563..0b5fd30fc4 100755
--- a/configure
+++ b/configure
@@ -5134,10 +5134,14 @@ extern int openpty(int *am, int *as, char *name, void 
*termp, void *winp);
  int main(void) { return openpty(0, 0, 0, 0, 0); }
  EOF

-if ! compile_prog "" "" ; then
+have_openpty="no"
+if compile_prog "" "" ; then
+  have_openpty="yes"
+else
    if compile_prog "" "-lutil" ; then
      libs_softmmu="-lutil $libs_softmmu"
      libs_tools="-lutil $libs_tools"
+    have_openpty="yes"
    fi
  fi

@@ -7380,6 +7384,9 @@ fi
  if test "$have_broken_size_max" = "yes" ; then
      echo "HAVE_BROKEN_SIZE_MAX=y">>  $config_host_mak
  fi
+if test "$have_openpty" = "yes" ; then
+    echo "HAVE_OPENPTY=y">>  $config_host_mak
+fi

  # Work around a system header bug with some kernel/XFS header
  # versions where they both try to define 'struct fsxattr':
diff --git a/util/qemu-openpty.c b/util/qemu-openpty.c
index 2e8b43bdf5..14e5c8ae8f 100644
--- a/util/qemu-openpty.c
+++ b/util/qemu-openpty.c
@@ -52,7 +52,8 @@
  #endif

  #ifdef __sun__
-/* Once Solaris has openpty(), this is going to be removed. */
+
+#if !defined(HAVE_OPENPTY)
  static int openpty(int *amaster, int *aslave, char *name,
                     struct termios *termp, struct winsize *winp)
  {
@@ -93,6 +94,7 @@ err:
          close(mfd);
          return -1;
  }
+#endif

  static void cfmakeraw (struct termios *termios_p)
  {

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