* configure.ac: Check declarations for basename, ffs,

          asprintf, vasprintf.
        * configure: Regenerate.
        * config.in: Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@98022 138bc75d-0d04-0410-961f-82ee72b054a4

4 files changed, 305 insertions, 0 deletions

diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index df6106e8c60..d5e97f32585 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,10 @@
+2005-04-12  Gabriel Dos Reis  <gdr@integrable-solutions.net>
+
+	* configure.ac: Check declarations for basename, ffs, asprintf,
+	vasprintf.
+	* configure: Regenerate.
+	* config.in: Likewise.
+
 2005-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* Makefile.in (CFILES): Add fopen_unlocked.c.
diff --git a/libiberty/config.in b/libiberty/config.in
index d50aff9895e..1d8414bd402 100644
--- a/libiberty/config.in
+++ b/libiberty/config.in
@@ -40,6 +40,21 @@
 /* Define to 1 if you have the `clock' function. */
 #undef HAVE_CLOCK
 
+/* Define to 1 if you have the declaration of `asprintf', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ASPRINTF
+
+/* Define to 1 if you have the declaration of `basename', and to 0 if you
+   don't. */
+#undef HAVE_DECL_BASENAME
+
+/* Define to 1 if you have the declaration of `ffs', and to 0 if you don't. */
+#undef HAVE_DECL_FFS
+
+/* Define to 1 if you have the declaration of `vasprintf', and to 0 if you
+   don't. */
+#undef HAVE_DECL_VASPRINTF
+
 /* Define to 1 if you have the <fcntl.h> header file. */
 #undef HAVE_FCNTL_H
 
diff --git a/libiberty/configure b/libiberty/configure
index adc09628566..c518aecb7ad 100755
--- a/libiberty/configure
+++ b/libiberty/configure
@@ -5000,6 +5000,288 @@ _ACEOF
 fi
 done
 
+  echo "$as_me:$LINENO: checking whether basename is declared" >&5
+echo $ECHO_N "checking whether basename is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_basename+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.  */
+$ac_includes_default
+int
+main ()
+{
+#ifndef basename
+  char *p = (char *) basename;
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$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 $ac_status); }; }; then
+  ac_cv_have_decl_basename=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_have_decl_basename=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_have_decl_basename" >&5
+echo "${ECHO_T}$ac_cv_have_decl_basename" >&6
+if test $ac_cv_have_decl_basename = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_BASENAME 1
+_ACEOF
+
+
+else
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_BASENAME 0
+_ACEOF
+
+
+fi
+echo "$as_me:$LINENO: checking whether ffs is declared" >&5
+echo $ECHO_N "checking whether ffs is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_ffs+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.  */
+$ac_includes_default
+int
+main ()
+{
+#ifndef ffs
+  char *p = (char *) ffs;
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$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 $ac_status); }; }; then
+  ac_cv_have_decl_ffs=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_have_decl_ffs=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_have_decl_ffs" >&5
+echo "${ECHO_T}$ac_cv_have_decl_ffs" >&6
+if test $ac_cv_have_decl_ffs = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FFS 1
+_ACEOF
+
+
+else
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FFS 0
+_ACEOF
+
+
+fi
+echo "$as_me:$LINENO: checking whether asprintf is declared" >&5
+echo $ECHO_N "checking whether asprintf is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_asprintf+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.  */
+$ac_includes_default
+int
+main ()
+{
+#ifndef asprintf
+  char *p = (char *) asprintf;
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$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 $ac_status); }; }; then
+  ac_cv_have_decl_asprintf=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_have_decl_asprintf=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_have_decl_asprintf" >&5
+echo "${ECHO_T}$ac_cv_have_decl_asprintf" >&6
+if test $ac_cv_have_decl_asprintf = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ASPRINTF 1
+_ACEOF
+
+
+else
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ASPRINTF 0
+_ACEOF
+
+
+fi
+echo "$as_me:$LINENO: checking whether vasprintf is declared" >&5
+echo $ECHO_N "checking whether vasprintf is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_vasprintf+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.  */
+$ac_includes_default
+int
+main ()
+{
+#ifndef vasprintf
+  char *p = (char *) vasprintf;
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$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 $ac_status); }; }; then
+  ac_cv_have_decl_vasprintf=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_have_decl_vasprintf=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_have_decl_vasprintf" >&5
+echo "${ECHO_T}$ac_cv_have_decl_vasprintf" >&6
+if test $ac_cv_have_decl_vasprintf = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_VASPRINTF 1
+_ACEOF
+
+
+else
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_VASPRINTF 0
+_ACEOF
+
+
+fi
+
+
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_SYS_ERRLIST 1
diff --git a/libiberty/configure.ac b/libiberty/configure.ac
index cd31f6a1a59..b7932ec0846 100644
--- a/libiberty/configure.ac
+++ b/libiberty/configure.ac
@@ -282,6 +282,7 @@ if test "x" = "y"; then
   sysconf times sbrk gettimeofday ffs snprintf vsnprintf \
   pstat_getstatic pstat_getdynamic sysmp getsysinfo table sysctl wait3 wait4 \
   realpath canonicalize_file_name __fsetlocking)
+  AC_CHECK_DECLS([basename, ffs, asprintf, vasprintf])
   AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.])
   AC_DEFINE(HAVE_SYS_NERR,    1, [Define if you have the sys_nerr variable.])
   AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.])