diff options
Diffstat (limited to 'gl/m4/socklen.m4')
| -rw-r--r-- | gl/m4/socklen.m4 | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/gl/m4/socklen.m4 b/gl/m4/socklen.m4 index b755757b..2933d4b8 100644 --- a/gl/m4/socklen.m4 +++ b/gl/m4/socklen.m4 @@ -1,5 +1,5 @@ -# socklen.m4 serial 6 -dnl Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc. +# socklen.m4 serial 7 +dnl Copyright (C) 2005, 2006, 2007, 2009, 2010 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -20,30 +20,30 @@ AC_DEFUN([gl_TYPE_SOCKLEN_T], AC_CHECK_TYPE([socklen_t], , [AC_MSG_CHECKING([for socklen_t equivalent]) AC_CACHE_VAL([gl_cv_socklen_t_equiv], - [# Systems have either "struct sockaddr *" or - # "void *" as the second argument to getpeername - gl_cv_socklen_t_equiv= - for arg2 in "struct sockaddr" void; do - for t in int size_t "unsigned int" "long int" "unsigned long int"; do - AC_TRY_COMPILE( - [#include <sys/types.h> - #include <sys/socket.h> + [# Systems have either "struct sockaddr *" or + # "void *" as the second argument to getpeername + gl_cv_socklen_t_equiv= + for arg2 in "struct sockaddr" void; do + for t in int size_t "unsigned int" "long int" "unsigned long int"; do + AC_COMPILE_IFELSE([AC_LANG_PROGRAM( + [[#include <sys/types.h> + #include <sys/socket.h> - int getpeername (int, $arg2 *, $t *);], - [$t len; - getpeername (0, 0, &len);], - [gl_cv_socklen_t_equiv="$t"]) - test "$gl_cv_socklen_t_equiv" != "" && break - done - test "$gl_cv_socklen_t_equiv" != "" && break - done + int getpeername (int, $arg2 *, $t *);]], + [[$t len; + getpeername (0, 0, &len);]])], + [gl_cv_socklen_t_equiv="$t"]) + test "$gl_cv_socklen_t_equiv" != "" && break + done + test "$gl_cv_socklen_t_equiv" != "" && break + done ]) if test "$gl_cv_socklen_t_equiv" = ""; then - AC_MSG_ERROR([Cannot find a type to use in place of socklen_t]) + AC_MSG_ERROR([Cannot find a type to use in place of socklen_t]) fi AC_MSG_RESULT([$gl_cv_socklen_t_equiv]) AC_DEFINE_UNQUOTED([socklen_t], [$gl_cv_socklen_t_equiv], - [type to use in place of socklen_t if not defined])], + [type to use in place of socklen_t if not defined])], [#include <sys/types.h> #if HAVE_SYS_SOCKET_H # include <sys/socket.h> |