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Fix warnings with new versions of autoconf

Browse Source 
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).
This commit is contained in:
Sebastian Hahn 2010-10-11 11:55:30 +02:00
parent 1b8c8059c7
commit 3d6e283087
2 changed files with 27 additions and 27 deletions
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8
acinclude.m4
View File

@ -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) # Can we link against (but not necessarily run, or find the headers for)
# the binary? # the binary?
AC_LINK_IFELSE(AC_LANG_PROGRAM([$5], [$6]), AC_LINK_IFELSE([AC_LANG_PROGRAM([$5], [$6])],
[linkable=yes], [linkable=no]) [linkable=yes], [linkable=no])
if test "$linkable" = yes; then if test "$linkable" = yes; then
tor_$1_any_linkable=yes tor_$1_any_linkable=yes
# Okay, we can link against it. Can we find the headers? # 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], [$6])],
[buildable=yes], [buildable=no]) [buildable=yes], [buildable=no])
if test "$buildable" = yes; then if test "$buildable" = yes; then
tor_cv_library_$1_dir=$tor_trydir tor_cv_library_$1_dir=$tor_trydir
@ -179,7 +179,7 @@ if test "$cross_compiling" != yes; then
else else
LDFLAGS="$tor_tryextra $orig_LDFLAGS" LDFLAGS="$tor_tryextra $orig_LDFLAGS"
fi fi
AC_RUN_IFELSE(AC_LANG_PROGRAM([$5], [$6]), AC_RUN_IFELSE([AC_LANG_PROGRAM([$5], [$6])],
[runnable=yes], [runnable=no]) [runnable=yes], [runnable=no])
if test "$runnable" = yes; then if test "$runnable" = yes; then
tor_cv_library_$1_linker_option=$tor_tryextra tor_cv_library_$1_linker_option=$tor_tryextra
@ -211,7 +211,7 @@ dnl
dnl TOR_CHECK_PROTYPE(1:functionname, 2:macroname, 2: includes) dnl TOR_CHECK_PROTYPE(1:functionname, 2:macroname, 2: includes)
AC_DEFUN([TOR_CHECK_PROTOTYPE], [ AC_DEFUN([TOR_CHECK_PROTOTYPE], [
AC_CACHE_CHECK([for declaration of $1], tor_cv_$1_declared, [ 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)]) tor_cv_$1_declared=yes,tor_cv_$1_declared=no)])
if test x$tor_cv_$1_declared != xno ; then if test x$tor_cv_$1_declared != xno ; then
AC_DEFINE($2, 1, AC_DEFINE($2, 1,

46
configure.in
View File

@ -156,7 +156,7 @@ AC_SUBST(TORGROUP)
dnl If WIN32 is defined and non-zero, we are building for win32 dnl If WIN32 is defined and non-zero, we are building for win32
AC_MSG_CHECKING([for win32]) AC_MSG_CHECKING([for win32])
AC_RUN_IFELSE([ AC_RUN_IFELSE([AC_LANG_SOURCE([
int main(int c, char **v) { int main(int c, char **v) {
#ifdef WIN32 #ifdef WIN32
#if WIN32 #if WIN32
@ -167,7 +167,7 @@ int main(int c, char **v) {
#else #else
return 2; return 2;
#endif #endif
}], }])],
bwin32=true; AC_MSG_RESULT([yes]), bwin32=true; AC_MSG_RESULT([yes]),
bwin32=false; AC_MSG_RESULT([no]), bwin32=false; AC_MSG_RESULT([no]),
bwin32=cross; AC_MSG_RESULT([cross]) bwin32=cross; AC_MSG_RESULT([cross])
@ -175,14 +175,14 @@ bwin32=cross; AC_MSG_RESULT([cross])
if test "$bwin32" = cross; then if test "$bwin32" = cross; then
AC_MSG_CHECKING([for win32 (cross)]) AC_MSG_CHECKING([for win32 (cross)])
AC_COMPILE_IFELSE([ AC_COMPILE_IFELSE([AC_LANG_SOURCE([
#ifdef WIN32 #ifdef WIN32
int main(int c, char **v) {return 0;} int main(int c, char **v) {return 0;}
#else #else
#error #error
int main(int c, char **v) {return x(y);} int main(int c, char **v) {return x(y);}
#endif #endif
], ])],
bwin32=true; AC_MSG_RESULT([yes]), bwin32=true; AC_MSG_RESULT([yes]),
bwin32=false; AC_MSG_RESULT([no])) bwin32=false; AC_MSG_RESULT([no]))
fi fi
@ -194,14 +194,14 @@ AM_CONDITIONAL(BUILD_NT_SERVICES, test x$bwin32 = xtrue)
dnl Enable C99 when compiling with MIPSpro dnl Enable C99 when compiling with MIPSpro
AC_MSG_CHECKING([for MIPSpro compiler]) AC_MSG_CHECKING([for MIPSpro compiler])
AC_COMPILE_IFELSE(AC_LANG_PROGRAM(, [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, [
#if (defined(__sgi) && defined(_COMPILER_VERSION)) #if (defined(__sgi) && defined(_COMPILER_VERSION))
#error #error
return x(y); return x(y);
#endif #endif
]), ]),
bmipspro=false; AC_MSG_RESULT(no), bmipspro=false; AC_MSG_RESULT(no),
bmipspro=true; AC_MSG_RESULT(yes)) bmipspro=true; AC_MSG_RESULT(yes)])
if test "$bmipspro" = true; then if test "$bmipspro" = true; then
CFLAGS="$CFLAGS -c99" CFLAGS="$CFLAGS -c99"
@ -565,7 +565,7 @@ AC_CHECK_TYPES([rlim_t], , ,
]) ])
AC_CACHE_CHECK([whether time_t is signed], tor_cv_time_t_signed, [ AC_CACHE_CHECK([whether time_t is signed], tor_cv_time_t_signed, [
AC_RUN_IFELSE(AC_LANG_SOURCE([ AC_RUN_IFELSE([AC_LANG_SOURCE([
#ifdef HAVE_SYS_TYPES_H #ifdef HAVE_SYS_TYPES_H
#include <sys/types.h> #include <sys/types.h>
#endif #endif
@ -576,7 +576,7 @@ AC_RUN_IFELSE(AC_LANG_SOURCE([
#include <time.h> #include <time.h>
#endif #endif
int main(int c, char**v) { if (((time_t)-1)<0) return 1; else return 0; }]), int main(int c, char**v) { if (((time_t)-1)<0) return 1; else return 0; }]),
tor_cv_time_t_signed=no, tor_cv_time_t_signed=yes, tor_cv_time_t_signed=cross) tor_cv_time_t_signed=no, tor_cv_time_t_signed=yes, tor_cv_time_t_signed=cross])
]) ])
if test "$tor_cv_time_t_signed" = cross; then if test "$tor_cv_time_t_signed" = cross; then
@ -724,14 +724,14 @@ AC_CHECK_FUNC(gethostbyname_r, [
AC_MSG_CHECKING([how many arguments gethostbyname_r() wants]) AC_MSG_CHECKING([how many arguments gethostbyname_r() wants])
OLD_CFLAGS=$CFLAGS OLD_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS" CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
AC_COMPILE_IFELSE(AC_LANG_PROGRAM([ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
#include <netdb.h> #include <netdb.h>
], [[ ], [[
char *cp1, *cp2; char *cp1, *cp2;
struct hostent *h1, *h2; struct hostent *h1, *h2;
int i1, i2; int i1, i2;
(void)gethostbyname_r(cp1,h1,cp2,i1,&h2,&i2); (void)gethostbyname_r(cp1,h1,cp2,i1,&h2,&i2);
]]),[ ]])],[
AC_DEFINE(HAVE_GETHOSTBYNAME_R) AC_DEFINE(HAVE_GETHOSTBYNAME_R)
AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1, AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1,
[Define this if gethostbyname_r takes 6 arguments]) [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__], AC_CACHE_CHECK([whether the C compiler supports __func__],
tor_cv_have_func_macro, tor_cv_have_func_macro,
AC_COMPILE_IFELSE([ AC_COMPILE_IFELSE([AC_LANG_SOURCE([
#include <stdio.h> #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=yes,
tor_cv_have_func_macro=no)) tor_cv_have_func_macro=no))
AC_CACHE_CHECK([whether the C compiler supports __FUNC__], AC_CACHE_CHECK([whether the C compiler supports __FUNC__],
tor_cv_have_FUNC_macro, tor_cv_have_FUNC_macro,
AC_COMPILE_IFELSE([ AC_COMPILE_IFELSE([AC_LANG_SOURCE([
#include <stdio.h> #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=yes,
tor_cv_have_FUNC_macro=no)) tor_cv_have_FUNC_macro=no))
AC_CACHE_CHECK([whether the C compiler supports __FUNCTION__], AC_CACHE_CHECK([whether the C compiler supports __FUNCTION__],
tor_cv_have_FUNCTION_macro, tor_cv_have_FUNCTION_macro,
AC_COMPILE_IFELSE([ AC_COMPILE_IFELSE([AC_LANG_SOURCE([
#include <stdio.h> #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=yes,
tor_cv_have_FUNCTION_macro=no)) tor_cv_have_FUNCTION_macro=no))
@ -848,24 +848,24 @@ fi
# released versions. (Some relevant gcc versions can't handle these.) # released versions. (Some relevant gcc versions can't handle these.)
if test x$enable_gcc_warnings = xyes || test x$enable_gcc_warnings_advisory = xyes; then if test x$enable_gcc_warnings = xyes || test x$enable_gcc_warnings_advisory = xyes; then
AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [
#if !defined(__GNUC__) || (__GNUC__ < 4) #if !defined(__GNUC__) || (__GNUC__ < 4)
#error #error
#endif]), have_gcc4=yes, have_gcc4=no) #endif])], have_gcc4=yes, have_gcc4=no)
AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [
#if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 2) #if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 2)
#error #error
#endif]), have_gcc42=yes, have_gcc42=no) #endif])], have_gcc42=yes, have_gcc42=no)
AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [
#if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 3) #if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 3)
#error #error
#endif]), have_gcc43=yes, have_gcc43=no) #endif])], have_gcc43=yes, have_gcc43=no)
save_CFLAGS="$CFLAGS" save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wshorten-64-to-32" CFLAGS="$CFLAGS -Wshorten-64-to-32"
AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], []), have_shorten64_flag=yes, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], have_shorten64_flag=yes,
have_shorten64_flag=no) have_shorten64_flag=no)
CFLAGS="$save_CFLAGS" CFLAGS="$save_CFLAGS"