From 9bdb21a27a7b8e81043d6143ed795fba7de70e5c Mon Sep 17 00:00:00 2001
From: tromey <tromey@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 31 Jan 2007 17:11:11 +0000
Subject: [PATCH] 	PR libgcj/30606: 	* configure,
 include/config.h.in: Rebuilt. 	* configure.ac: Check for magic_t in magic.h. 
 * java/net/natVMURLConnection.cc: Use HAVE_MAGIC_T.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@121425 138bc75d-0d04-0410-961f-82ee72b054a4
---
 libjava/ChangeLog                      |  7 ++++
 libjava/configure                      | 69 ++++++++++++++++++++++++++++++++++
 libjava/configure.ac                   |  5 +++
 libjava/include/config.h.in            |  3 ++
 libjava/java/net/natVMURLConnection.cc | 12 +++---
 5 files changed, 90 insertions(+), 6 deletions(-)

diff --git a/libjava/ChangeLog b/libjava/ChangeLog
index 123edd3b338..2e685371356 100644
--- a/libjava/ChangeLog
+++ b/libjava/ChangeLog
@@ -1,3 +1,10 @@
+2007-01-31  Tom Tromey  <tromey@redhat.com>
+
+	PR libgcj/30606:
+	* configure, include/config.h.in: Rebuilt.
+	* configure.ac: Check for magic_t in magic.h.
+	* java/net/natVMURLConnection.cc: Use HAVE_MAGIC_T.
+
 2007-01-30  Tom Tromey  <tromey@redhat.com>
 
 	* Makefile.in: Rebuilt.
diff --git a/libjava/configure b/libjava/configure
index 74dfc0967ab..0e87e5c2483 100755
--- a/libjava/configure
+++ b/libjava/configure
@@ -15768,6 +15768,75 @@ _ACEOF
 
 fi
 
+echo "$as_me:$LINENO: checking for magic_t" >&5
+echo $ECHO_N "checking for magic_t... $ECHO_C" >&6
+if test "${ac_cv_type_magic_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+#ifdef HAVE_MAGIC_H
+#include <magic.h>
+#endif
+
+int
+main ()
+{
+if ((magic_t *) 0)
+  return 0;
+if (sizeof (magic_t))
+  return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_type_magic_t=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_type_magic_t=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_type_magic_t" >&5
+echo "${ECHO_T}$ac_cv_type_magic_t" >&6
+if test $ac_cv_type_magic_t = yes; then
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_MAGIC_T 1
+_ACEOF
+
+fi
+
 
 echo "$as_me:$LINENO: checking for in_addr_t" >&5
 echo $ECHO_N "checking for in_addr_t... $ECHO_C" >&6
diff --git a/libjava/configure.ac b/libjava/configure.ac
index a62805c1fab..a3a9d80a2b1 100644
--- a/libjava/configure.ac
+++ b/libjava/configure.ac
@@ -1383,6 +1383,11 @@ AC_CHECK_HEADERS(inttypes.h, [
 AC_HEADER_SYS_WAIT
 
 AC_CHECK_TYPE([ssize_t], [int])
+AC_CHECK_TYPE([magic_t], [
+    AC_DEFINE(HAVE_MAGIC_T, 1, [Define if magic.h declares magic_t])], [], [
+#ifdef HAVE_MAGIC_H
+#include <magic.h>
+#endif])
 
 AC_MSG_CHECKING([for in_addr_t])
 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
diff --git a/libjava/include/config.h.in b/libjava/include/config.h.in
index 6a5bc9696c6..a4e013d735f 100644
--- a/libjava/include/config.h.in
+++ b/libjava/include/config.h.in
@@ -187,6 +187,9 @@
 /* Define to 1 if you have the <magic.h> header file. */
 #undef HAVE_MAGIC_H
 
+/* Define if magic.h declares magic_t */
+#undef HAVE_MAGIC_T
+
 /* Define to 1 if you have the `memcpy' function. */
 #undef HAVE_MEMCPY
 
diff --git a/libjava/java/net/natVMURLConnection.cc b/libjava/java/net/natVMURLConnection.cc
index 643f90a978c..a683fc6fdaf 100644
--- a/libjava/java/net/natVMURLConnection.cc
+++ b/libjava/java/net/natVMURLConnection.cc
@@ -13,7 +13,7 @@ details.  */
 #include <java/lang/UnsupportedOperationException.h>
 #include <stdio.h>
 
-#if defined (HAVE_MAGIC_H) && defined (USE_LTDL)
+#if defined (HAVE_MAGIC_T) && defined (HAVE_MAGIC_H) && defined (USE_LTDL)
 
 #include <magic.h>
 #include <ltdl.h>
@@ -26,12 +26,12 @@ static void (*p_magic_close)(magic_t cookie);
 static const char * (*p_magic_buffer) (magic_t cookie, const void *buffer,
 				       size_t length);
 
-#endif /* HAVE_MAGIC_H && defined (USE_LTDL) */
+#endif /* HAVE_MAGIC_T && HAVE_MAGIC_H && defined (USE_LTDL) */
 
 void
 java::net::VMURLConnection::init ()
 {
-#if defined (HAVE_MAGIC_H) && defined (USE_LTDL)
+#if defined (HAVE_MAGIC_T) && defined (HAVE_MAGIC_H) && defined (USE_LTDL)
   lt_dlhandle handle = lt_dlopenext ("libmagic.so");
   if (!handle)
     return;
@@ -57,14 +57,14 @@ java::net::VMURLConnection::init ()
       p_magic_close (cookie);
       cookie = (magic_t) NULL;
     }
-#endif /* HAVE_MAGIC_H  && defined (USE_LTDL) */
+#endif /* HAVE_MAGIC_T && HAVE_MAGIC_H  && defined (USE_LTDL) */
 }
 
 ::java::lang::String *
 java::net::VMURLConnection::guessContentTypeFromBuffer (jbyteArray bytes,
 							jint valid)
 {
-#if defined (HAVE_MAGIC_H) && defined (USE_LTDL)
+#if defined (HAVE_MAGIC_T) && defined (HAVE_MAGIC_H) && defined (USE_LTDL)
   const char *result;
 
   if (cookie == (magic_t) NULL)
@@ -77,5 +77,5 @@ java::net::VMURLConnection::guessContentTypeFromBuffer (jbyteArray bytes,
   return _Jv_NewStringUTF (result);
 #else
   return NULL;
-#endif /* HAVE_MAGIC_H  && defined (USE_LTDL) */
+#endif /* HAVE_MAGIC_T && HAVE_MAGIC_H  && defined (USE_LTDL) */
 }
-- 
2.11.0