zhangyiss/editline
1
0
Fork 0
mirror of https://github.com/troglobit/editline.git synced 2025-12-16 02:54:46 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Add configurable support for using termcap library for terminal size.

Browse Source
This commit is contained in:
Joachim Nilsson
2010-07-18 18:57:07 +02:00
parent 8b85bab216
commit 6d2f4c99a3
12 changed files with 387 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files

86
configure.ac
View File

@@ -1,5 +1,16 @@
# Minix libeditline -*- Autoconf -*-
#
# Copyright (c) 2008-2010 Joachim Nilsson <troglobit()vmlinux!org>
#
# Process this file with autoconf to produce a configure script.
#
# This file is free software; as a special exception the author gives
# unlimited permission to copy and/or distribute it, with or without
# modifications, as long as this notice is preserved.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
AC_PREREQ(2.61)
AC_INIT(editline, 1.13.0, troglobit@vmlinux.org)
@@ -25,7 +36,10 @@ AC_HEADER_STAT
AC_HEADER_STDC
# Check for malloc.h instead of AC_FUNC_MALLOC/REALLOC AIX and others
# mess up the traditional malloc check.
AC_CHECK_HEADERS([malloc.h signal.h sgtty.h stdlib.h string.h termio.h termios.h])
AC_CHECK_HEADERS([malloc.h signal.h stdlib.h string.h termcap.h termio.h termios.h sgtty.h])
# In termios.h or in sys/ioctl.g?
AC_HEADER_TIOCGWINSZ
# Overrides and types, should be a check.
AC_DEFINE([SYS_UNIX], [1], [Default to UNIX backend, should be detected.])
@@ -55,6 +69,10 @@ AC_ARG_ENABLE(terminal-bell,
[ --enable-terminal-bell Enable terminal bell on completion.],
AC_DEFINE([CONFIG_ANNOYING_NOISE],, [Define to enable terminal bell on completion.]))
AC_ARG_ENABLE(termcap,
[ --enable-termcap Use the termcap library for terminal size.],
AC_DEFINE([CONFIG_USE_TERMCAP],, [Define to use the termcap library for terminal size.]))
# Default history size 1, i.e. disabled.
let HIST_SIZE=1
AC_ARG_ENABLE(history,
@@ -92,5 +110,71 @@ CFLAGS="$saved_cflags"
AM_CFLAGS="-std=gnu99 $inline_cflags -W -Wall -Wundef -Wunused -Wstrict-prototypes -Werror-implicit-function-declaration $nopointersign_cflags -Wshadow"
AC_SUBST(AM_CFLAGS)
### The following magic for determining the location of termcap library is from GNU Texinfo
### http://www.tex.ac.uk/tex-archive/macros/texinfo/texinfo/configure.ac
# Some GNU/Linux systems (e.g., SuSE 4.3, 1996) don't have curses, but
# rather ncurses. So we check for it.
TERMLIBS=
# Check for termlib before termcap because Solaris termcap needs libucb.
TERMLIB_VARIANTS="termlib termcap terminfo ncurses curses"
for termlib in ${TERMLIB_VARIANTS}; do
AC_CHECK_LIB(${termlib}, tgetent,
[TERMLIBS="${TERMLIBS} -l${termlib}"; break])
done
# don't bother warning on djgpp, it doesn't have a term library, it
# ports each termcap-needing program separately according to its needs.
if test -z "$TERMLIBS" && echo "$build" | grep -v djgpp >/dev/null; then
AC_MSG_WARN([probably need a terminal library, one of: ${TERMLIB_VARIANTS}])
fi
# Checks for variables.
# HP-UX 9 (at least) needs -lncurses which defines termcap variables PC etc.
AC_MSG_CHECKING(for library with termcap variables)
AC_CACHE_VAL(ac_cv_var_ospeed,
[oldLIBS=$LIBS
for trylib in $termlib ${TERMLIB_VARIANTS}; do
if test "x$trylib" != "x$termlib"; then
LIBS="$oldLIBS -l$termlib -l$trylib"
else
LIBS="$oldLIBS -l$termlib"
fi
AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[#ifdef HAVE_NCURSES_TERMCAP_H
#include <ncurses/termcap.h>
#else
#ifdef HAVE_TERMCAP_H
#include <termcap.h>
#else
#undef PC
char *BC;
char **UP;
char PC;
short ospeed;
#endif
#endif
/* Make sure all variables actually exist. AIX 4.3 has ospeed but no BC.
--Andreas Ley <andy@rz.uni-karlsruhe.de> 24 Aug 2000. */
BC++;
UP++;
PC++;
return ospeed != 0;
]])], [ac_cv_var_ospeed=$trylib; break])
done
LIBS=$oldLIBS
])
AC_MSG_RESULT($ac_cv_var_ospeed)
if test -n "$ac_cv_var_ospeed" \
&& test "x$termlib" != "x$ac_cv_var_ospeed"; then
TERMLIBS="${TERMLIBS} -l${ac_cv_var_ospeed}"
fi
AC_SUBST(TERMLIBS)#
# Do not use <ncurses/termcap.h> unless we're linking with ncurses.
# Must come after the termlib tests.
if test "x$termlib" = xncurses; then
# Use AC_CHECK_HEADERS so the HAVE_*_H symbol gets defined.
AC_CHECK_HEADERS(ncurses/termcap.h)
fi
### End-of-Termcap magic from http://www.tex.ac.uk/tex-archive/macros/texinfo/texinfo/configure.ac
AC_OUTPUT(Makefile src/Makefile include/Makefile man/Makefile examples/Makefile)