fixed code a bit more for the old sco compiler

qse/Makefile.in

@@ -51,7 +51,7 @@ POST_UNINSTALL = :
 build_triplet = @build@
 host_triplet = @host@
 subdir = .
-DIST_COMMON = $(am__configure_deps) $(srcdir)/Makefile.am \
+DIST_COMMON = README $(am__configure_deps) $(srcdir)/Makefile.am \
 	$(srcdir)/Makefile.in $(srcdir)/README.in \
 	$(top_srcdir)/configure ac/config.guess ac/config.sub \
 	ac/depcomp ac/install-sh ac/ltmain.sh ac/missing

qse/configure

@@ -17451,7 +17451,7 @@ fi
 
 done
 
-for ac_header in sys/sysctl.h sys/socket.h sys/sockio.h ifaddrs.h linux/netfilter_ipv4.h netinet/sctp.h
+for ac_header in sys/sysctl.h sys/socket.h sys/sockio.h sys/un.h ifaddrs.h linux/netfilter_ipv4.h netinet/sctp.h
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"

qse/configure.ac

@@ -123,7 +123,7 @@ AC_CHECK_HEADERS([stddef.h wchar.h wctype.h errno.h signal.h fcntl.h dirent.h])
 AC_CHECK_HEADERS([time.h sys/time.h utime.h spawn.h execinfo.h ucontext.h])
 AC_CHECK_HEADERS([sys/resource.h sys/wait.h sys/syscall.h sys/ioctl.h])
 AC_CHECK_HEADERS([sys/sendfile.h sys/epoll.h sys/event.h])
-AC_CHECK_HEADERS([sys/sysctl.h sys/socket.h sys/sockio.h ifaddrs.h linux/netfilter_ipv4.h netinet/sctp.h])
+AC_CHECK_HEADERS([sys/sysctl.h sys/socket.h sys/sockio.h sys/un.h ifaddrs.h linux/netfilter_ipv4.h netinet/sctp.h])
 AC_CHECK_HEADERS([net/if.h net/if_dl.h], [], [], [
 	#include <sys/types.h>
 	#include <sys/socket.h>])

qse/include/qse/cmn/utf8.h

@@ -32,9 +32,12 @@
  * The QSE_UTF8LEN_MAX macro defines the maximum number of bytes
  * needed to form a single unicode character.
  */
-#if QSE_SIZEOF_WCHAR_T == 2
+#if (QSE_SIZEOF_WCHAR_T == QSE_SIZEOF_MCHAR_T)
+	/* cannot handle utf8 conversion properly */
+#	define QSE_UTF8LEN_MAX 1
+#elif (QSE_SIZEOF_WCHAR_T == 2)
 #	define QSE_UTF8LEN_MAX 3
-#elif QSE_SIZEOF_WCHAR_T == 4
+#elif (QSE_SIZEOF_WCHAR_T == 4)
 #	define QSE_UTF8LEN_MAX 6
 #else
 #	error Unsupported wide-character size

qse/include/qse/config.h.in

@@ -631,6 +631,9 @@
 /* Define to 1 if you have the <sys/types.h> header file. */
 #undef HAVE_SYS_TYPES_H
 
+/* Define to 1 if you have the <sys/un.h> header file. */
+#undef HAVE_SYS_UN_H
+
 /* Define to 1 if you have the <sys/wait.h> header file. */
 #undef HAVE_SYS_WAIT_H
 

qse/lib/cmn/fio.c

@@ -1207,9 +1207,8 @@ qse_ssize_t qse_fio_read (qse_fio_t* fio, void* buf, qse_size_t size)
 	return rab->rab$w_rsz;
 #else
 
-	ssize_t n;
+	qse_ssize_t n;
-	if (size > (QSE_TYPE_MAX(qse_ssize_t) & QSE_TYPE_MAX(size_t))) 
+	if (size > QSE_TYPE_MAX(qse_ssize_t)) size = QSE_TYPE_MAX(qse_ssize_t);
-		size = QSE_TYPE_MAX(qse_ssize_t) & QSE_TYPE_MAX(size_t);
 	n = QSE_READ (fio->handle, buf, size);
 	if (n <= -1) fio->errnum = syserr_to_errnum (errno);
 	return n;
@@ -1312,9 +1311,8 @@ qse_ssize_t qse_fio_write (qse_fio_t* fio, const void* data, qse_size_t size)
 
 #else
 
-	ssize_t n;
+	qse_ssize_t n;
-	if (size > (QSE_TYPE_MAX(qse_ssize_t) & QSE_TYPE_MAX(size_t))) 
+	if (size > QSE_TYPE_MAX(qse_ssize_t)) size = QSE_TYPE_MAX(qse_ssize_t);
-		size = QSE_TYPE_MAX(qse_ssize_t) & QSE_TYPE_MAX(size_t);
 	n = QSE_WRITE (fio->handle, data, size);
 	if (n <= -1) fio->errnum = syserr_to_errnum (errno);
 	return n;
@@ -1605,7 +1603,7 @@ int qse_fio_unlock (qse_fio_t* fio, qse_fio_lck_t* lck, int flags)
 int qse_getstdfiohandle (qse_fio_std_t std, qse_fio_hnd_t* hnd)
 {
 #if defined(_WIN32)
-	DWORD tab[] =
+	static DWORD tab[] =
 	{
 		STD_INPUT_HANDLE,
 		STD_OUTPUT_HANDLE,
@@ -1613,10 +1611,10 @@ int qse_getstdfiohandle (qse_fio_std_t std, qse_fio_hnd_t* hnd)
 	};
 #elif defined(vms) || defined(__vms)
 	/* TODO */
-	int tab[] = { 0, 1, 2 };
+	static int tab[] = { 0, 1, 2 };
 #else
 
-	qse_fio_hnd_t tab[] =
+	static qse_fio_hnd_t tab[] =
 	{
 #if defined(__OS2__)
 		(HFILE)0, (HFILE)1, (HFILE)2

qse/lib/cmn/nwad-skad.c

@@ -48,9 +48,12 @@
 #	include <tcp.h> /* watt-32 */
 #	undef AF_UNIX
 #else
+#	include <sys/types.h>
 #	include <sys/socket.h>
 #	include <netinet/in.h>
+#	if defined(HAVE_SYS_UN_H)
 #		include <sys/un.h>
+#	endif
 
 #	if defined(QSE_SIZEOF_STRUCT_SOCKADDR_IN6) && (QSE_SIZEOF_STRUCT_SOCKADDR_IN6 <= 0)
 #		undef AF_INET6

qse/lib/cmn/utf8.c

@@ -56,6 +56,12 @@ static __utf8_t utf8_table[] =
 
 static QSE_INLINE __utf8_t* get_utf8_slot (qse_wchar_t uc)
 {
+#if (QSE_SIZEOF_WCHAR_T == QSE_SIZEOF_MCHAR_T)
+	/* no utf8 support */
+
+	return QSE_NULL; /* invalid character */
+
+#else
 	__utf8_t* cur, * end;
 
 	QSE_ASSERT (QSE_SIZEOF(qse_mchar_t) == 1);
@@ -71,6 +77,7 @@ static QSE_INLINE __utf8_t* get_utf8_slot (qse_wchar_t uc)
 	}
 
 	return QSE_NULL; /* invalid character */
+#endif
 }
 
 qse_size_t qse_uctoutf8 (qse_wchar_t uc, qse_mchar_t* utf8, qse_size_t size)
@@ -100,9 +107,12 @@ qse_size_t qse_uctoutf8 (qse_wchar_t uc, qse_mchar_t* utf8, qse_size_t size)
 	return (qse_size_t)cur->length;
 }
 
-qse_size_t qse_utf8touc (
+qse_size_t qse_utf8touc (const qse_mchar_t* utf8, qse_size_t size, qse_wchar_t* uc)
-	const qse_mchar_t* utf8, qse_size_t size, qse_wchar_t* uc)
 {
+#if (QSE_SIZEOF_WCHAR_T == QSE_SIZEOF_MCHAR_T)
+	/* no utf8 support */
+	return 0;
+#else
 	__utf8_t* cur, * end;
 
 	QSE_ASSERT (utf8 != QSE_NULL);
@@ -170,6 +180,7 @@ qse_size_t qse_utf8touc (
 	}
 
 	return 0; /* error - invalid sequence */
+#endif
 }
 
 qse_size_t qse_utf8len (const qse_mchar_t* utf8, qse_size_t size)

qse/lib/http/httpd-std.c

@@ -88,7 +88,9 @@
 #	include "../cmn/syscall.h"
 #	include <sys/socket.h>
 #	include <netinet/in.h>
+#	if defined(HAVE_SYS_UN_H)
 #		include <sys/un.h>
+#	endif
 #	if defined(QSE_SIZEOF_STRUCT_SOCKADDR_IN6) && (QSE_SIZEOF_STRUCT_SOCKADDR_IN6 <= 0)
 #		undef AF_INET6
 #	endif