[svn] New function xsleep that resumes sleeps interrupted by signals

[wget] / configure.in

diff --git a/configure.in b/configure.in
index 3476f89ecbb8c8e25297863bc31e84aa91fd61d3..eed67f1e669b98b32dba8c813e51586fa7750643 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -157,9 +157,15 @@ AC_TYPE_SIZE_T
 AC_TYPE_PID_T
 AC_C_BIGENDIAN
 
-# Check size of long.
+dnl
+dnl Check integral type sizes.
+dnl
+AC_CHECK_SIZEOF(short)
+AC_CHECK_SIZEOF(int)
 AC_CHECK_SIZEOF(long)
 AC_CHECK_SIZEOF(long long)
+AC_CHECK_HEADERS(inttypes.h)
+AC_CHECK_TYPES(uint32_t)
 
 dnl
 dnl Checks for headers
@@ -175,8 +181,10 @@ dnl
 AC_TYPE_SIGNAL
 
 dnl
-dnl Check for struct utimbuf
+dnl Call several of Wget's macros.
+dnl
 WGET_STRUCT_UTIMBUF
+WGET_SOCKLEN_T
 
 dnl
 dnl Checks for library functions.
@@ -186,7 +194,7 @@ AC_FUNC_MMAP
 AC_CHECK_FUNCS(strdup strstr strcasecmp strncasecmp strpbrk memmove)
 AC_CHECK_FUNCS(gettimeofday mktime strptime strerror snprintf vsnprintf)
 AC_CHECK_FUNCS(select sigblock sigsetjmp signal symlink access isatty)
-AC_CHECK_FUNCS(uname gethostname usleep)
+AC_CHECK_FUNCS(uname gethostname nanosleep usleep)
 
 dnl
 dnl Check if we need to compile in getopt.c.
@@ -445,6 +453,12 @@ dnl **********************************************************************
 dnl Checks for IPv6
 dnl **********************************************************************
 
+dnl
+dnl If --enable-ipv6 is specified, we try to use IPv6 (as long as
+dnl getaddrinfo is also present).  If --disable-ipv6 is specified, we
+dnl don't use IPv6 or getaddrinfo.
+dnl
+
 ipv6=
 check_for_ipv6=no
 AC_ARG_ENABLE(ipv6,
@@ -458,7 +472,8 @@ AC_ARG_ENABLE(ipv6,
     ipv6=yes
     ;;
   esac],
-  [check_for_ipv6=no]
+  dnl If unspecified, check for IPv6 and use it where available.
+  [check_for_ipv6=yes]
 )
 
 if test "X$ipv6" = "Xyes" || test "X$check_for_ipv6" = "Xyes"; then
@@ -486,7 +501,7 @@ if test "X$ipv6" = "Xyes" || test "X$check_for_ipv6" = "Xyes"; then
     ipv6=no
   ])
 fi
-  
+
 if test "X$ipv6" = "Xyes" || test "X$check_for_ipv6" = "Xyes"; then
   PROTO_INET6(,[
     AC_MSG_NOTICE([Disabling IPv6 support: your system does not support the PF_INET6 protocol family])