Commit 3d6e2830 authored by Sebastian Hahn's avatar Sebastian Hahn
Browse files

Fix warnings with new versions of autoconf 

It looks like autoconf 2.68 introduced a bunch of new warnings when it
didn't like the syntax you used or forgot to use
AC_LANG_(SOURCE|PROGRAM).
parent 1b8c8059

acinclude.m4

+4 −4
Original line number Diff line number Diff line
@@ -121,13 +121,13 @@ AC_CACHE_CHECK([for $1 directory], tor_cv_library_$1_dir, [ 


    # Can we link against (but not necessarily run, or find the headers for)

    # the binary?

    AC_LINK_IFELSE(AC_LANG_PROGRAM([$5], [$6]),

    AC_LINK_IFELSE([AC_LANG_PROGRAM([$5], [$6])],

                   [linkable=yes], [linkable=no])



    if test "$linkable" = yes; then

      tor_$1_any_linkable=yes

      # Okay, we can link against it.  Can we find the headers?

      AC_COMPILE_IFELSE(AC_LANG_PROGRAM([$4], [$6]),

      AC_COMPILE_IFELSE([AC_LANG_PROGRAM([$4], [$6])],

                        [buildable=yes], [buildable=no])

      if test "$buildable" = yes; then

         tor_cv_library_$1_dir=$tor_trydir
@@ -179,7 +179,7 @@ if test "$cross_compiling" != yes; then 
     else

       LDFLAGS="$tor_tryextra $orig_LDFLAGS"

     fi

     AC_RUN_IFELSE(AC_LANG_PROGRAM([$5], [$6]),

     AC_RUN_IFELSE([AC_LANG_PROGRAM([$5], [$6])],

                   [runnable=yes], [runnable=no])

     if test "$runnable" = yes; then

        tor_cv_library_$1_linker_option=$tor_tryextra
@@ -211,7 +211,7 @@ dnl 
dnl TOR_CHECK_PROTYPE(1:functionname, 2:macroname, 2: includes)

AC_DEFUN([TOR_CHECK_PROTOTYPE], [

 AC_CACHE_CHECK([for declaration of $1], tor_cv_$1_declared, [

   AC_COMPILE_IFELSE(AC_LANG_PROGRAM([$3],[void *ptr= $1 ;]),

   AC_COMPILE_IFELSE([AC_LANG_PROGRAM([$3],[void *ptr= $1 ;])],

                     tor_cv_$1_declared=yes,tor_cv_$1_declared=no)])

if test x$tor_cv_$1_declared != xno ; then

  AC_DEFINE($2, 1,

configure.in

+23 −23
Original line number Diff line number Diff line
@@ -156,7 +156,7 @@ AC_SUBST(TORGROUP) 


dnl If WIN32 is defined and non-zero, we are building for win32

AC_MSG_CHECKING([for win32])

AC_RUN_IFELSE([

AC_RUN_IFELSE([AC_LANG_SOURCE([

int main(int c, char **v) {

#ifdef WIN32

#if WIN32
@@ -167,7 +167,7 @@ int main(int c, char **v) { 
#else

  return 2;

#endif

}],

}])],

bwin32=true; AC_MSG_RESULT([yes]),

bwin32=false; AC_MSG_RESULT([no]),

bwin32=cross; AC_MSG_RESULT([cross])
@@ -175,14 +175,14 @@ bwin32=cross; AC_MSG_RESULT([cross]) 


if test "$bwin32" = cross; then

AC_MSG_CHECKING([for win32 (cross)])

AC_COMPILE_IFELSE([

AC_COMPILE_IFELSE([AC_LANG_SOURCE([

#ifdef WIN32

int main(int c, char **v) {return 0;}

#else

#error

int main(int c, char **v) {return x(y);}

#endif

],

])],

bwin32=true; AC_MSG_RESULT([yes]),

bwin32=false; AC_MSG_RESULT([no]))

fi
@@ -194,14 +194,14 @@ AM_CONDITIONAL(BUILD_NT_SERVICES, test x$bwin32 = xtrue) 


dnl Enable C99 when compiling with MIPSpro

AC_MSG_CHECKING([for MIPSpro compiler])

AC_COMPILE_IFELSE(AC_LANG_PROGRAM(, [

AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, [

#if (defined(__sgi) && defined(_COMPILER_VERSION))

#error

  return x(y);

#endif

]),

bmipspro=false; AC_MSG_RESULT(no),

bmipspro=true; AC_MSG_RESULT(yes))

bmipspro=true; AC_MSG_RESULT(yes)])



if test "$bmipspro" = true; then

  CFLAGS="$CFLAGS -c99"
@@ -565,7 +565,7 @@ AC_CHECK_TYPES([rlim_t], , , 
])



AC_CACHE_CHECK([whether time_t is signed], tor_cv_time_t_signed, [

AC_RUN_IFELSE(AC_LANG_SOURCE([

AC_RUN_IFELSE([AC_LANG_SOURCE([

#ifdef HAVE_SYS_TYPES_H

#include <sys/types.h>

#endif
@@ -576,7 +576,7 @@ AC_RUN_IFELSE(AC_LANG_SOURCE([ 
#include <time.h>

#endif

int main(int c, char**v) { if (((time_t)-1)<0) return 1; else return 0; }]),

  tor_cv_time_t_signed=no, tor_cv_time_t_signed=yes, tor_cv_time_t_signed=cross)

  tor_cv_time_t_signed=no, tor_cv_time_t_signed=yes, tor_cv_time_t_signed=cross])

])



if test "$tor_cv_time_t_signed" = cross; then
@@ -724,14 +724,14 @@ AC_CHECK_FUNC(gethostbyname_r, [ 
  AC_MSG_CHECKING([how many arguments gethostbyname_r() wants])

  OLD_CFLAGS=$CFLAGS

  CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"

  AC_COMPILE_IFELSE(AC_LANG_PROGRAM([

  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([

#include <netdb.h>

  ], [[

    char *cp1, *cp2;

    struct hostent *h1, *h2;

    int i1, i2;

    (void)gethostbyname_r(cp1,h1,cp2,i1,&h2,&i2);

  ]]),[

  ]])],[

    AC_DEFINE(HAVE_GETHOSTBYNAME_R)

    AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1,

     [Define this if gethostbyname_r takes 6 arguments])
@@ -772,25 +772,25 @@ AC_CHECK_FUNC(gethostbyname_r, [ 


AC_CACHE_CHECK([whether the C compiler supports __func__],

  tor_cv_have_func_macro,

  AC_COMPILE_IFELSE([

  AC_COMPILE_IFELSE([AC_LANG_SOURCE([

#include <stdio.h>

int main(int c, char **v) { puts(__func__); }],

int main(int c, char **v) { puts(__func__); }])],

  tor_cv_have_func_macro=yes,

  tor_cv_have_func_macro=no))



AC_CACHE_CHECK([whether the C compiler supports __FUNC__],

  tor_cv_have_FUNC_macro,

  AC_COMPILE_IFELSE([

  AC_COMPILE_IFELSE([AC_LANG_SOURCE([

#include <stdio.h>

int main(int c, char **v) { puts(__FUNC__); }],

int main(int c, char **v) { puts(__FUNC__); }])],

  tor_cv_have_FUNC_macro=yes,

  tor_cv_have_FUNC_macro=no))



AC_CACHE_CHECK([whether the C compiler supports __FUNCTION__],

  tor_cv_have_FUNCTION_macro,

  AC_COMPILE_IFELSE([

  AC_COMPILE_IFELSE([AC_LANG_SOURCE([

#include <stdio.h>

int main(int c, char **v) { puts(__FUNCTION__); }],

int main(int c, char **v) { puts(__FUNCTION__); }])],

  tor_cv_have_FUNCTION_macro=yes,

  tor_cv_have_FUNCTION_macro=no))
@@ -848,24 +848,24 @@ fi 
# released versions.  (Some relevant gcc versions can't handle these.)

if test x$enable_gcc_warnings = xyes || test x$enable_gcc_warnings_advisory = xyes; then



  AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [

  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [

#if !defined(__GNUC__) || (__GNUC__ < 4)

#error

#endif]), have_gcc4=yes, have_gcc4=no)

#endif])], have_gcc4=yes, have_gcc4=no)



  AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [

  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [

#if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 2)

#error

#endif]), have_gcc42=yes, have_gcc42=no)

#endif])], have_gcc42=yes, have_gcc42=no)



  AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [

  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [

#if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 3)

#error

#endif]), have_gcc43=yes, have_gcc43=no)

#endif])], have_gcc43=yes, have_gcc43=no)



  save_CFLAGS="$CFLAGS"

  CFLAGS="$CFLAGS -Wshorten-64-to-32"

  AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], []), have_shorten64_flag=yes,

  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], have_shorten64_flag=yes,

                    have_shorten64_flag=no)

  CFLAGS="$save_CFLAGS"