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Diffstat (limited to 'acinclude.m4')
| -rw-r--r-- | acinclude.m4 | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/acinclude.m4 b/acinclude.m4 deleted file mode 100644 index 185907f..0000000 --- a/acinclude.m4 +++ /dev/null @@ -1,127 +0,0 @@ -dnl Special Autoconf Macros for OpenVPN - -dnl OPENVPN_ADD_LIBS(LIB) -AC_DEFUN([OPENVPN_ADD_LIBS], [ - LIBS="$1 $LIBS" -]) - -dnl @synopsis AX_EMPTY_ARRAY -dnl -dnl Define EMPTY_ARRAY_SIZE to be either "0" -dnl or "" depending on which syntax the compiler -dnl prefers for empty arrays in structs. -dnl -dnl @version -dnl @author James Yonan <jim@yonan.net> - - -AC_DEFUN([AX_EMPTY_ARRAY], [ - AC_MSG_RESULT([checking for C compiler empty array support]) - AC_COMPILE_IFELSE( - [ - struct { int foo; int bar[[0]]; } mystruct; - ], [ - AC_DEFINE_UNQUOTED(EMPTY_ARRAY_SIZE, 0, [Dimension to use for empty array declaration]) - ], [ - AC_COMPILE_IFELSE( - [ - struct { int foo; int bar[[]]; } mystruct; - ], [ - AC_DEFINE_UNQUOTED(EMPTY_ARRAY_SIZE,, [Dimension to use for empty array declaration]) - ], [ - AC_MSG_ERROR([C compiler is unable to creaty empty arrays]) - ]) - ]) - ] -) - -dnl @synopsis AX_CPP_VARARG_MACRO_GCC -dnl -dnl Test if the preprocessor understands GNU GCC-style vararg macros. -dnl If it does, defines HAVE_CPP_VARARG_MACRO_GCC to 1. -dnl -dnl @version -dnl @author James Yonan <jim@yonan.net>, Matthias Andree <matthias.andree@web.de> -AC_DEFUN([AX_CPP_VARARG_MACRO_GCC], [dnl - AS_VAR_PUSHDEF([VAR],[ax_cv_cpp_vararg_macro_gcc])dnl - AC_CACHE_CHECK([for GNU GCC vararg macro support], VAR, [dnl - AC_COMPILE_IFELSE([ - #define macro(a, b...) func(a, b) - int func(int a, int b, int c); - int test() { return macro(1, 2, 3); } - ], [ VAR=yes ], [VAR=no])]) - if test $VAR = yes ; then - AC_DEFINE([HAVE_CPP_VARARG_MACRO_GCC], 1, - [Define to 1 if your compiler supports GNU GCC-style variadic macros]) - fi - AS_VAR_POPDEF([VAR])dnl -]) - -dnl @synopsis AX_CPP_VARARG_MACRO_ISO -dnl -dnl Test if the preprocessor understands ISO C 1999 vararg macros. -dnl If it does, defines HAVE_CPP_VARARG_MACRO_ISO to 1. -dnl -dnl @version -dnl @author James Yonan <jim@yonan.net>, Matthias Andree <matthias.andree@web.de> -AC_DEFUN([AX_CPP_VARARG_MACRO_ISO], [dnl - AS_VAR_PUSHDEF([VAR],[ax_cv_cpp_vararg_macro_iso])dnl - AC_CACHE_CHECK([for ISO C 1999 vararg macro support], VAR, [dnl - AC_COMPILE_IFELSE([ -#define macro(a, ...) func(a, __VA_ARGS__) - int func(int a, int b, int c); - int test() { return macro(1, 2, 3); } - ], [ VAR=yes ], [VAR=no])]) - if test $VAR = yes ; then - AC_DEFINE([HAVE_CPP_VARARG_MACRO_ISO], 1, - [Define to 1 if your compiler supports ISO C99 variadic macros]) - fi - AS_VAR_POPDEF([VAR])dnl -]) - -dnl -- The following is taken from curl's acinclude.m4 -- -dnl Check for socklen_t: historically on BSD it is an int, and in -dnl POSIX 1g it is a type of its own, but some platforms use different -dnl types for the argument to getsockopt, getpeername, etc. So we -dnl have to test to find something that will work. -AC_DEFUN([TYPE_SOCKLEN_T], -[ - AC_CHECK_TYPE([socklen_t], ,[ - AC_MSG_CHECKING([for socklen_t equivalent]) - AC_CACHE_VAL([curl_cv_socklen_t_equiv], - [ - case "$host" in - *-mingw*) curl_cv_socklen_t_equiv=int ;; - *) - # Systems have either "struct sockaddr *" or - # "void *" as the second argument to getpeername - curl_cv_socklen_t_equiv= - for arg2 in "struct sockaddr" void; do - for t in int size_t unsigned long "unsigned long"; do - AC_TRY_COMPILE([ - #include <sys/types.h> - #include <sys/socket.h> - - int getpeername (int, $arg2 *, $t *); - ],[ - $t len; - getpeername(0,0,&len); - ],[ - curl_cv_socklen_t_equiv="$t" - break - ]) - done - done - ;; - esac - - if test "x$curl_cv_socklen_t_equiv" = x; then - AC_MSG_ERROR([Cannot find a type to use in place of socklen_t]) - fi - ]) - AC_MSG_RESULT($curl_cv_socklen_t_equiv) - AC_DEFINE_UNQUOTED(socklen_t, $curl_cv_socklen_t_equiv, - [type to use in place of socklen_t if not defined])], - [#include <sys/types.h> -#include <sys/socket.h>]) -]) |