diff options
Diffstat (limited to 'aclocal.m4')
-rw-r--r-- | aclocal.m4 | 43 |
1 files changed, 42 insertions, 1 deletions
@@ -1,4 +1,4 @@ -dnl $Id: aclocal.m4,v 1.4 2000/06/26 00:20:19 djm Exp $ +dnl $Id: aclocal.m4,v 1.5 2001/10/22 00:53:59 tim Exp $ dnl dnl OpenSSH-specific autoconf macros dnl @@ -43,3 +43,44 @@ AC_DEFUN(OSSH_PATH_ENTROPY_PROG, [ AC_SUBST($1) ]) +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], + [ + # 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 + + 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>]) +]) + |