diff options
Diffstat (limited to '')
-rw-r--r-- | examples/autoconf/BASH_CHECK_LIB_TERMCAP | 41 | ||||
-rw-r--r-- | examples/autoconf/RL_LIB_READLINE_VERSION | 119 | ||||
-rw-r--r-- | examples/autoconf/wi_LIB_READLINE | 76 |
3 files changed, 236 insertions, 0 deletions
diff --git a/examples/autoconf/BASH_CHECK_LIB_TERMCAP b/examples/autoconf/BASH_CHECK_LIB_TERMCAP new file mode 100644 index 0000000..0a09883 --- /dev/null +++ b/examples/autoconf/BASH_CHECK_LIB_TERMCAP @@ -0,0 +1,41 @@ +AC_DEFUN([BASH_CHECK_LIB_TERMCAP], +[ +if test "X$bash_cv_termcap_lib" = "X"; then +_bash_needmsg=yes +else +AC_MSG_CHECKING(which library has the termcap functions) +_bash_needmsg= +fi +AC_CACHE_VAL(bash_cv_termcap_lib, +[AC_CHECK_FUNC(tgetent, bash_cv_termcap_lib=libc, + [AC_CHECK_LIB(termcap, tgetent, bash_cv_termcap_lib=libtermcap, + [AC_CHECK_LIB(tinfo, tgetent, bash_cv_termcap_lib=libtinfo, + [AC_CHECK_LIB(curses, tgetent, bash_cv_termcap_lib=libcurses, + [AC_CHECK_LIB(ncurses, tgetent, bash_cv_termcap_lib=libncurses, + [AC_CHECK_LIB(ncursesw, tgetent, bash_cv_termcap_lib=libncursesw, + bash_cv_termcap_lib=gnutermcap)])])])])])]) +if test "X$_bash_needmsg" = "Xyes"; then +AC_MSG_CHECKING(which library has the termcap functions) +fi +AC_MSG_RESULT(using $bash_cv_termcap_lib) +if test $bash_cv_termcap_lib = gnutermcap && test -z "$prefer_curses"; then +LDFLAGS="$LDFLAGS -L./lib/termcap" +TERMCAP_LIB="./lib/termcap/libtermcap.a" +TERMCAP_DEP="./lib/termcap/libtermcap.a" +elif test $bash_cv_termcap_lib = libtermcap && test -z "$prefer_curses"; then +TERMCAP_LIB=-ltermcap +TERMCAP_DEP= +elif test $bash_cv_termcap_lib = libtinfo; then +TERMCAP_LIB=-ltinfo +TERMCAP_DEP= +elif test $bash_cv_termcap_lib = libncurses; then +TERMCAP_LIB=-lncurses +TERMCAP_DEP= +elif test $bash_cv_termcap_lib = libc; then +TERMCAP_LIB= +TERMCAP_DEP= +else +TERMCAP_LIB=-lcurses +TERMCAP_DEP= +fi +]) diff --git a/examples/autoconf/RL_LIB_READLINE_VERSION b/examples/autoconf/RL_LIB_READLINE_VERSION new file mode 100644 index 0000000..cc158a8 --- /dev/null +++ b/examples/autoconf/RL_LIB_READLINE_VERSION @@ -0,0 +1,119 @@ +dnl need: prefix exec_prefix libdir includedir CC TERMCAP_LIB +dnl require: +dnl AC_PROG_CC +dnl BASH_CHECK_LIB_TERMCAP + +AC_DEFUN([RL_LIB_READLINE_VERSION], +[ +AC_REQUIRE([BASH_CHECK_LIB_TERMCAP]) + +AC_MSG_CHECKING([version of installed readline library]) + +# What a pain in the ass this is. + +# save cpp and ld options +_save_CFLAGS="$CFLAGS" +_save_LDFLAGS="$LDFLAGS" +_save_LIBS="$LIBS" + +# Don't set ac_cv_rl_prefix if the caller has already assigned a value. This +# allows the caller to do something like $_rl_prefix=$withval if the user +# specifies --with-installed-readline=PREFIX as an argument to configure + +if test -z "$ac_cv_rl_prefix"; then +test "x$prefix" = xNONE && ac_cv_rl_prefix=$ac_default_prefix || ac_cv_rl_prefix=${prefix} +fi + +eval ac_cv_rl_includedir=${ac_cv_rl_prefix}/include +eval ac_cv_rl_libdir=${ac_cv_rl_prefix}/lib + +LIBS="$LIBS -lreadline ${TERMCAP_LIB}" +CFLAGS="$CFLAGS -I${ac_cv_rl_includedir}" +LDFLAGS="$LDFLAGS -L${ac_cv_rl_libdir}" + +AC_CACHE_VAL(ac_cv_rl_version, +[AC_TRY_RUN([ +#include <stdio.h> +#include <readline/readline.h> +#include <stdlib.h> + +extern int rl_gnu_readline_p; + +main() +{ + FILE *fp; + fp = fopen("conftest.rlv", "w"); + if (fp == 0) + exit(1); + if (rl_gnu_readline_p != 1) + fprintf(fp, "0.0\n"); + else + fprintf(fp, "%s\n", rl_library_version ? rl_library_version : "0.0"); + fclose(fp); + exit(0); +} +], +ac_cv_rl_version=`cat conftest.rlv`, +ac_cv_rl_version='0.0', +ac_cv_rl_version='4.2')]) + +CFLAGS="$_save_CFLAGS" +LDFLAGS="$_save_LDFLAGS" +LIBS="$_save_LIBS" + +RL_MAJOR=0 +RL_MINOR=0 + +# ( +case "$ac_cv_rl_version" in +2*|3*|4*|5*|6*|7*|8*|9*) + RL_MAJOR=`echo $ac_cv_rl_version | sed 's:\..*$::'` + RL_MINOR=`echo $ac_cv_rl_version | sed -e 's:^.*\.::' -e 's:[[a-zA-Z]]*$::'` + ;; +esac + +# ((( +case $RL_MAJOR in +[[0-9][0-9]]) _RL_MAJOR=$RL_MAJOR ;; +[[0-9]]) _RL_MAJOR=0$RL_MAJOR ;; +*) _RL_MAJOR=00 ;; +esac + +# ((( +case $RL_MINOR in +[[0-9][0-9]]) _RL_MINOR=$RL_MINOR ;; +[[0-9]]) _RL_MINOR=0$RL_MINOR ;; +*) _RL_MINOR=00 ;; +esac + +RL_VERSION="0x${_RL_MAJOR}${_RL_MINOR}" + +# Readline versions greater than 4.2 have these defines in readline.h + +if test $ac_cv_rl_version = '0.0' ; then + AC_MSG_WARN([Could not test version of installed readline library.]) +elif test $RL_MAJOR -gt 4 || { test $RL_MAJOR = 4 && test $RL_MINOR -gt 2 ; } ; then + # set these for use by the caller + RL_PREFIX=$ac_cv_rl_prefix + RL_LIBDIR=$ac_cv_rl_libdir + RL_INCLUDEDIR=$ac_cv_rl_includedir + AC_MSG_RESULT($ac_cv_rl_version) +else + +AC_DEFINE_UNQUOTED(RL_READLINE_VERSION, $RL_VERSION, [encoded version of the installed readline library]) +AC_DEFINE_UNQUOTED(RL_VERSION_MAJOR, $RL_MAJOR, [major version of installed readline library]) +AC_DEFINE_UNQUOTED(RL_VERSION_MINOR, $RL_MINOR, [minor version of installed readline library]) + +AC_SUBST(RL_VERSION) +AC_SUBST(RL_MAJOR) +AC_SUBST(RL_MINOR) + +# set these for use by the caller +RL_PREFIX=$ac_cv_rl_prefix +RL_LIBDIR=$ac_cv_rl_libdir +RL_INCLUDEDIR=$ac_cv_rl_includedir + +AC_MSG_RESULT($ac_cv_rl_version) + +fi +]) diff --git a/examples/autoconf/wi_LIB_READLINE b/examples/autoconf/wi_LIB_READLINE new file mode 100644 index 0000000..c738322 --- /dev/null +++ b/examples/autoconf/wi_LIB_READLINE @@ -0,0 +1,76 @@ +dnl Borut Razem +dnl +dnl This macro checks for the presence of the readline library. +dnl It works also in cross-compilation environment. +dnl +dnl To get it into the aclocal.m4 dnl file, do this: +dnl aclocal -I . --verbose +dnl +dnl The --verbose will show all of the files that are searched +dnl for .m4 macros. + +AC_DEFUN([wi_LIB_READLINE], [ + dnl check for the readline.h header file + + AC_CHECK_HEADER(readline/readline.h) + + if test "$ac_cv_header_readline_readline_h" = yes; then + dnl check the readline version + + cat > conftest.$ac_ext <<EOF +#include <stdio.h> +#include <readline/readline.h> +wi_LIB_READLINE_VERSION RL_VERSION_MAJOR RL_VERSION_MINOR +EOF + + wi_READLINE_VERSION=$($CPP $CPPFLAGS conftest.$ac_ext | sed -n -e "s/^wi_LIB_READLINE_VERSION *\([[0-9\]][[0-9\]]*\) *\([[0-9\]][[0-9\]]*\)$/\1.\2/p") + rm -rf conftest* + + if test -n "$wi_READLINE_VERSION"; then + wi_MAJOR=$(expr $wi_READLINE_VERSION : '\([[0-9]][[0-9]]*\)\.') + wi_MINOR=$(expr $wi_READLINE_VERSION : '[[0-9]][[0-9]]*\.\([[0-9]][[0-9]]*$\)') + if test $wi_MINOR -lt 10; then + wi_MINOR=$(expr $wi_MINOR \* 10) + fi + wi_READLINE_VERSION=$(expr $wi_MAJOR \* 100 + $wi_MINOR) + else + wi_READLINE_VERSION=-1 + fi + + dnl check for the readline library + + ac_save_LIBS="$LIBS" + # Note: $LIBCURSES is permitted to be empty. + + for LIBREADLINE in "-lreadline.dll" "-lreadline" "-lreadline $LIBCURSES" "-lreadline -ltermcap" "-lreadline -lncurses" "-lreadline -lcurses" + do + AC_MSG_CHECKING([for GNU Readline library $LIBREADLINE]) + + LIBS="$ac_save_LIBS $LIBREADLINE" + + AC_TRY_LINK([ + /* includes */ + #include <stdio.h> + #include <readline/readline.h> + ],[ + /* function-body */ + int dummy = rl_completion_append_character; /* rl_completion_append_character appeared in version 2.1 */ + readline(NULL); + ],[ + wi_cv_lib_readline=yes + AC_MSG_RESULT(yes) + ],[ + wi_cv_lib_readline=no + AC_MSG_RESULT(no) + ]) + + if test "$wi_cv_lib_readline" = yes; then + AC_SUBST(LIBREADLINE) + AC_DEFINE_UNQUOTED(HAVE_LIBREADLINE, $wi_READLINE_VERSION, [Readline]) + break + fi + done + + LIBS="$ac_save_LIBS" + fi +]) |