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Provide fallback is struct winsize is not defined

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darcs-hash:20060730205544-ac50b-26f34eb04b56924baa34f560fd274cf38413b5f5.gz
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axel 2006-07-31 06:55:44 +10:00
parent 60f0533821
commit e79fdcb194
3 changed files with 31 additions and 0 deletions
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5
common.c
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@ -1412,10 +1412,15 @@ int acquire_lock_file( const char *lockfile, const int timeout, int force )
void common_handle_winch( int signal ) void common_handle_winch( int signal )
{ {
#ifdef HAVE_WINSIZE
if (ioctl(1,TIOCGWINSZ,&termsize)!=0) if (ioctl(1,TIOCGWINSZ,&termsize)!=0)
{ {
return; return;
} }
#else
termsize.ws_col = 80;
termsizews_row = 24;
#endif
} }
int common_get_width() int common_get_width()

16
configure.ac
View file

@ -286,6 +286,22 @@ else
AC_MSG_RESULT(no) AC_MSG_RESULT(no)
fi fi
# Check if struct winsize exists
AC_MSG_CHECKING([if struct winsize exists])
AC_LINK_IFELSE(
[AC_LANG_PROGRAM([
#include <sys/types.h>
#include <signal.h>
#include <sys/ioctl.h>
#ifdef HAVE_SIGINFO_H
#include <siginfo.h>
#endif],
[struct winsize termsize; ioctl(1,TIOCGWINSZ,&termsize);])],
[AC_MSG_RESULT(yes); AC_DEFINE([HAVE_WINSIZE], [1], [Define to 1 if the winsize struct exists])],
AC_MSG_RESULT(no))
# If we have a fwprintf in libc, test that it actually works. As of # If we have a fwprintf in libc, test that it actually works. As of
# March 2006, it is broken under Dragonfly BSD. # March 2006, it is broken under Dragonfly BSD.
if test "$ac_cv_func_fwprintf" = yes; then if test "$ac_cv_func_fwprintf" = yes; then

10
fallback.h
View file

@ -43,6 +43,16 @@ typedef int tputs_arg_t;
typedef char tputs_arg_t; typedef char tputs_arg_t;
#endif #endif
#ifndef HAVE_WINSIZE
struct winsize
{
unsigned short ws_row;
unsigned short ws_col;
}
;
#endif
#ifdef TPUTS_KLUDGE #ifdef TPUTS_KLUDGE
/** /**