From 34875e6487738a81c2b09979b804556bc8ea885b Mon Sep 17 00:00:00 2001
From: Nick Clifton <nickc@redhat.com>
Date: Mon, 4 Apr 2005 11:27:16 +0000
Subject: Add a check for <unistd.h> providing a prototype for getopt() which
 is compatible with the one in	include/getopt.h.  If so then define
 HAVE_DECL_GETOPT.

---
 gprof/ChangeLog    |  8 +++++++
 gprof/configure    | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 gprof/configure.in | 10 +++++++++
 gprof/gconfig.in   |  2 ++
 4 files changed, 82 insertions(+)

(limited to 'gprof')

diff --git a/gprof/ChangeLog b/gprof/ChangeLog
index 623d00c..7df630e 100644
--- a/gprof/ChangeLog
+++ b/gprof/ChangeLog
@@ -1,3 +1,11 @@
+2005-04-04  Nick Clifton  <nickc@redhat.com>
+
+	* configure.in: Add a check for <unistd.h> providing a prototype
+	for getopt() which is compatible with the one in
+	include/getopt.h.  If so then define HAVE_DECL_GETOPT.
+	* configure: Regenerate.
+	* gconfig.in (HAVE_DECL_GETOPT): Add.
+
 2005-03-29  Nick Clifton  <nickc@redhat.com>
 
 	* po/de.po: Updated German translation.
diff --git a/gprof/configure b/gprof/configure
index e637b93..76a1312 100755
--- a/gprof/configure
+++ b/gprof/configure
@@ -8287,6 +8287,68 @@ fi
 done
 
 
+echo "$as_me:$LINENO: checking for a known getopt prototype in unistd.h" >&5
+echo $ECHO_N "checking for a known getopt prototype in unistd.h... $ECHO_C" >&6
+if test "${gprof_cv_decl_getopt_unistd_h+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.  */
+#include <unistd.h>
+int
+main ()
+{
+extern int getopt (int, char *const*, const char *);
+  ;
+  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 $ac_status); }; }; then
+  gprof_cv_decl_getopt_unistd_h=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+gprof_cv_decl_getopt_unistd_h=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+
+echo "$as_me:$LINENO: result: $gprof_cv_decl_getopt_unistd_h" >&5
+echo "${ECHO_T}$gprof_cv_decl_getopt_unistd_h" >&6
+if test $gprof_cv_decl_getopt_unistd_h = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_DECL_GETOPT 1
+_ACEOF
+
+fi
+
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
 
 # Check whether --enable-werror or --disable-werror was given.
diff --git a/gprof/configure.in b/gprof/configure.in
index 01dd81f..e130b0d 100644
--- a/gprof/configure.in
+++ b/gprof/configure.in
@@ -32,6 +32,16 @@ AC_EXEEXT
 
 AC_CHECK_HEADERS(sys/gmon_out.h)
 
+AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
+AC_CACHE_VAL(gprof_cv_decl_getopt_unistd_h,
+[AC_TRY_COMPILE([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);],
+gprof_cv_decl_getopt_unistd_h=yes, gprof_cv_decl_getopt_unistd_h=no)])
+AC_MSG_RESULT($gprof_cv_decl_getopt_unistd_h)
+if test $gprof_cv_decl_getopt_unistd_h = yes; then
+  AC_DEFINE([HAVE_DECL_GETOPT], 1,
+	    [Is the prototype for getopt in <unistd.h> in the expected format?])
+fi
+
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
 
 AC_ARG_ENABLE(werror,
diff --git a/gprof/gconfig.in b/gprof/gconfig.in
index d57b258..1495bfe 100644
--- a/gprof/gconfig.in
+++ b/gprof/gconfig.in
@@ -139,3 +139,5 @@
 /* Define as 1 if you have gettext and don't want to use GNU gettext. */
 #undef HAVE_GETTEXT
 
+/* Is the prototype for getopt in <unistd.h> in the expected format?  */
+#undef HAVE_DECL_GETOPT
-- 
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