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279 lines
6.7 KiB
279 lines
6.7 KiB
dnl
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dnl Process this file with autoconf to produce a configure script.
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dnl
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AC_INIT(Makefile.in)
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dnl If CFLAGS isn't defined and using gcc, set CFLAGS to something reasonable.
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dnl Otherwise, just prevent autoconf from molesting CFLAGS.
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CFLAGS=$CFLAGS
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AC_PROG_CC
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if test "x$CFLAGS" = "x" ; then
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no_CFLAGS="yes"
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fi
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if test "x$no_CFLAGS" = "xyes" -a "x$GCC" = "xyes" ; then
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CFLAGS="-Wall -pipe -g3"
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fi
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A_CFLAGS=""
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AC_SUBST(A_CFLAGS)
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S_CFLAGS="-fPIC -DPIC"
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AC_SUBST(S_CFLAGS)
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AC_PROG_CPP
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AC_PROG_AWK
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dnl Platform-specific settings. The ABI can probably be determined
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dnl programmatically, but doing so is error-prone, which makes it generally
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dnl not worth the trouble.
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AC_CANONICAL_HOST
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case "${host}" in
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*-*-darwin*)
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CFLAGS="$CFLAGS -fno-common -no-cpp-precomp"
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ABI="macho"
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;;
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*-*-freebsd*)
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ABI="elf"
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;;
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*-*-linux* | *cygwin*)
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if echo ${host} | grep -q cygwin ; then \
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echo "cygwin detected"; \
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S_CFLAGS=""; \
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echo "/* cygdef.h. Generated automatically by configure. */
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#ifndef _CYGDEF_H_
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#define _CYGDEF_H_ 1
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#include <sys/ioctl.h>
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#define __linux__ 1
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typedef void (*sig_t)(int);
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#endif /* _CYGDEF_H_ */" > cygdef.h; \
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echo "
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#define CYGWIN 1
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" > confdefs.h; \
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fi
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ABI="elf"
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;;
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*-*-netbsd*)
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AC_MSG_CHECKING(ABI)
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AC_EGREP_CPP(yes,
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[#ifdef __ELF__
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yes
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#endif
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],
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ABI="elf",
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ABI="aout")
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AC_MSG_RESULT($ABI)
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;;
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*-*-solaris2*)
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ABI="elf"
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AC_DEFINE(SUNOS)
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;;
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*)
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AC_MSG_RESULT(Unsupported operating system: ${host})
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ABI="elf"
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;;
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esac
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AC_PROG_INSTALL
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AC_PROG_RANLIB
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AC_PATH_PROG(AR, ar, , $PATH)
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dnl Search for termcap access routines in termcap, tinfo, curses, and ncurses.
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AC_CHECK_LIB(termcap, tgetent, , \
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AC_CHECK_LIB(tinfo, tgetent, , \
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AC_CHECK_LIB(curses, tgetent, , \
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AC_CHECK_LIB(ncurses, tgetent, , \
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AC_MSG_ERROR(termcap support not found)))))
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dnl Use termcap.h if it exists; otherwise we need both term.h and [n]curses.h.
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AC_CHECK_HEADERS(termcap.h, , \
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AC_CHECK_HEADERS(term.h, , \
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AC_MSG_RESULT(Need term.h since termcap.h is missing))
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AC_CHECK_HEADERS(curses.h, , \
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AC_CHECK_HEADERS(ncurses.h, , \
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AC_MSG_RESULT(Need curses.h or ncurses.h))))
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AC_CHECK_HEADERS(sys/cdefs.h vis.h)
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AC_CHECK_FUNCS(issetugid)
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AC_CHECK_FUNCS(fgetln, , CCSRCS="$CCSRCS np/fgetln.c")
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AC_CHECK_FUNCS(strvis, , CCSRCS="$CCSRCS np/vis.c")
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AC_CHECK_FUNCS(strunvis, , CCSRCS="$CCSRCS np/unvis.c")
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AC_CHECK_FUNCS(strlcpy, , CCSRCS="$CCSRCS np/strlcpy.c")
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AC_CHECK_FUNCS(strlcat, , CCSRCS="$CCSRCS np/strlcat.c")
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AC_EGREP_CPP(yes,
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[#include <sys/cdefs.h>
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#ifdef __RCSID
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yes
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#endif
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], , [CPPFLAGS="$CPPFLAGS '-D__RCSID(x)='"])
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AC_EGREP_CPP(yes,
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[#include <sys/cdefs.h>
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#ifdef __COPYRIGHT
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yes
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#endif
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], , [CPPFLAGS="$CPPFLAGS '-D__COPYRIGHT(x)='"])
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AC_EGREP_CPP(yes,
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[#include <sys/cdefs.h>
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#ifdef __RENAME
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yes
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#endif
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], , [CPPFLAGS="$CPPFLAGS '-D__RENAME(x)='"])
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AC_EGREP_CPP(yes,
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[#include <sys/cdefs.h>
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#ifdef _DIAGASSERT
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yes
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#endif
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], , [CPPFLAGS="$CPPFLAGS '-D_DIAGASSERT(x)='"])
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dnl Enable readline compatibility by default.
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AC_ARG_ENABLE(readline, [ --disable-readline Disable readline compatibility],
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if test "x$enable_readline" != "xyes" ; then
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enable_readline="no"
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fi
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,
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enable_readline="yes"
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)
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dnl Optionally enable debugging.
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AC_ARG_ENABLE(debug, [ --enable-debug Enable debugging code],
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if test "x$enable_debug" != "xyes" ; then
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enable_debug="no"
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fi
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,
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enable_debug="no"
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)
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if test "x$enable_debug" = "xyes" ; then
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CPPFLAGS="$CPPFLAGS -DDEBUG_TTY -DDEBUG_KEY -DDEBUG_READ -DDEBUG"
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CPPFLAGS="$CPPFLAGS -DDEBUG_REFRESH -DDEBUG_PASTE"
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else
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CFLAGS="$CFLAGS -O"
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fi
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dnl
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dnl File lists. This is done here instead of in the Makefile in order to avoid
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dnl the need for conditionals.
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dnl
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dnl .c files.
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ACSRCS="common.c emacs.c vi.c"
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BCSRCS="chared.c el.c hist.c key.c map.c parse.c prompt.c read.c refresh.c search.c sig.c term.c tty.c"
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CCSRCS="$CCSRCS history.c tokenizer.c"
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dnl Generated .c files.
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AGCSRCS="fcns.c help.c"
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BGCSRCS="editline.c"
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dnl .h files.
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HDRS="chared.h el.h hist.h key.h map.h parse.h prompt.h refresh.h search.h sig.h sys.h term.h tokenizer.h tty.h"
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dnl Installed .h files.
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IHDRS="histedit.h"
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dnl Installed headers for readline compatibility.
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IHDR_LINKS=
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dnl Generated .h files.
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AGHDRS="common.h emacs.h vi.h"
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BGHDRS="fcns.h help.h"
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dnl Header installation directories.
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HDR_DIRS="include"
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dnl Man pages.
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MAN3="editline.3"
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MAN5="editrc.5"
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MAN3_LINKS=
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for i in el_init.3 el_end.3 el_reset.3 el_gets.3 el_getc.3 el_push.3 \
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el_parse.3 el_set.3 el_get.3 el_source.3 el_resize.3 el_line.3 \
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el_insertstr.3 el_deletestr.3 history_init.3 history_end.3 \
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history.3 ; do
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MAN3_LINKS="$MAN3_LINKS editline.3 $i"
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done
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dnl Man page installation directories.
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MAN_DIRS="man/man3 man/man5"
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dnl Library settings.
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LIB_DIRS="lib"
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LIB_MAJOR="2"
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LIB_MINOR="6"
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LIB_A="libedit.a"
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LIB_A_LINKS=
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if test "x$ABI" = "xelf" ; then
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LIB_S="libedit.so.$LIB_MAJOR"
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LIB_S_LINK="libedit.so"
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LIB_S_LINKS="$LIB_S $LIB_S_LINK"
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S_LDFLAGS="-shared"
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elif test "x$ABI" = "xaout" ; then
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LIB_S="libedit.so.$LIB_MAJOR.$LIB_MINOR"
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LIB_S_LINKS=
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S_LDFLAGS="-shared"
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elif test "x$ABI" = "xmacho" ; then
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S_LDFLAGS="-shared"
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LIB_S="libedit.$LIB_MAJOR.dylib"
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LIB_S_LINK="libedit.dylib"
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LIB_S_LINKS="$LIB_S $LIB_S_LINK"
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if test "x$prefix" = "xNONE" ; then
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S_LDFLAGS="-undefined suppress -flat_namespace -dynamiclib -compatibility_version $LIB_MAJOR -current_version $LIB_MAJOR -install_name /usr/local/lib/$LIB_S"
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else
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S_LDFLAGS="-undefined suppress -flat_namespace -dynamiclib -compatibility_version $LIB_MAJOR -current_version $LIB_MAJOR -install_name $prefix/lib/$LIB_S"
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fi
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fi
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dnl Test program.
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TEST="TEST/test"
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TCSRCS="TEST/test.c"
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dnl Add files to the lists if readline compatibility is enabled.
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if test "x$enable_readline" = "xyes" ; then
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CCSRCS="$CCSRCS readline.c"
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IHDRS="$IHDRS readline/readline.h"
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IHDR_LINKS="readline.h readline/history.h"
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HDR_DIRS="$HDR_DIRS include/readline"
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LIB_A_LINKS="$LIB_A_LINKS libedit.a libreadline.a"
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if test "x$ABI" = "xelf" ; then
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LIB_S_LINKS="$LIB_S_LINKS $LIB_S_LINK libreadline.so"
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elif test "x$ABI" = "xaout" ; then
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LIB_S_LINKS="$LIB_S_LINKS $LIB_S libreadline.so.$LIB_MAJOR.$LIB_MINOR"
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elif test "x$ABI" = "xmacho" ; then
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LIB_S_LINKS="$LIB_S_LINKS $LIB_S_LINK libreadline.dylib"
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fi
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fi
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AC_SUBST(ACSRCS)
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AC_SUBST(BCSRCS)
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AC_SUBST(CCSRCS)
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AC_SUBST(AGCSRCS)
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AC_SUBST(BGCSRCS)
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AC_SUBST(HDRS)
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AC_SUBST(IHDRS)
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AC_SUBST(IHDR_LINKS)
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AC_SUBST(AGHDRS)
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AC_SUBST(BGHDRS)
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AC_SUBST(HDR_DIRS)
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AC_SUBST(MAN3)
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AC_SUBST(MAN5)
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AC_SUBST(MAN3_LINKS)
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AC_SUBST(MAN_DIRS)
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AC_SUBST(LIB_DIRS)
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AC_SUBST(LIB_VER)
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AC_SUBST(LIB_A)
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AC_SUBST(LIB_A_LINKS)
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AC_SUBST(LIB_S)
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AC_SUBST(LIB_S_LINKS)
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AC_SUBST(S_LDFLAGS)
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AC_SUBST(TEST)
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AC_SUBST(TCSRCS)
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AC_CONFIG_HEADER(config.h)
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AC_OUTPUT([Makefile makelist])
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