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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
#
# Compile with debug symbols:
# CFLAGS="-ggdb -pedandic -O0" ./configure
# CFLAGS="-ggdb -Wall -Wextra -pedantic -O0" ./configure
#
# Use libtool (glibtool on OSX) to debug:
#
# libtool --mode=execute gdb examples/tc1
#
# Run valgrind like this, but note
# http://invisible-island.net/ncurses/ncurses.faq.html#config_leaks.
#
# libtool --mode=execute valgrind --leak-check=full examples/tc1
#
# A valgrind suppressions file for ncurses is available at
# http://www.opensource.apple.com/source/ncurses/ncurses-27/ncurses/misc/ncurses.supp
#
# libtool --mode=execute valgrind --suppressions=ncurses.supp.txt --leak-check=full examples/tc1
#
# Verbose output can be enabled with
# "./configure --disable-silent-rules" or "make V=1"
#
AC_INIT(libedit, [EL_RELEASE],, libedit-[EL_TIMESTAMP])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_SRCDIR([src/strlcat.c])
AC_CONFIG_HEADER([config.h])
# features of Posix that are extensions to C (define _GNU_SOURCE)
AC_USE_SYSTEM_EXTENSIONS
AM_INIT_AUTOMAKE
AC_PROG_LIBTOOL
# libtool -version-info
AC_SUBST(LT_VERSION, [0:61:0])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
# Checks for programs.
AC_PROG_CC_C99
#AC_PROG_CC
AC_PROG_LN_S
AC_PROG_AWK
EL_MANTYPE
AC_CHECK_LIB(ncurses, tgetent,,
[AC_CHECK_LIB(curses, tgetent,,
[AC_CHECK_LIB(termcap, tgetent,,
[AC_MSG_ERROR([libncurses, libcurses, or libtermcap is required!])]
)]
)]
)
### deprecate option --enable-widec to turn on use of wide-character support
EL_DEPRECATE_WIDEC
AC_ARG_ENABLE(
[examples],
[AS_HELP_STRING([--enable-examples], [build the example programs [default=yes]])],
[enable_examples="$enableval"],
[enable_examples="yes"]
)
AM_CONDITIONAL(ENABLE_EXAMPLES, [test "$enable_examples" = "yes"])
# Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS([fcntl.h limits.h malloc.h stdlib.h string.h sys/ioctl.h sys/param.h unistd.h curses.h ncurses.h sys/cdefs.h termcap.h])
AC_CHECK_HEADER([ncurses.h], [],
[AC_CHECK_HEADER([curses.h], [],
[AC_CHECK_HEADER([termcap.h], [],
[AC_MSG_ERROR([ncurses.h, curses.h, or termcap.h is required!])],
[])],
[])],
[])
AC_CHECK_HEADER([termios.h], [], [AC_MSG_ERROR([termios.h is required!])], [])
## include curses.h to prevent "Present But Cannot Be Compiled"
AC_CHECK_HEADERS([term.h],,,
[[#if HAVE_CURSES_H
# include <curses.h>
#elif HAVE_NCURSES_H
# include <ncurses.h>
#endif
]])
# Check for dirent.d_namlen field explicitly
# (This is a bit more straightforward than, if not quite as portable as,
# the recipe given by the autoconf maintainers.)
AC_CHECK_MEMBER(struct dirent.d_namlen,
AC_DEFINE([HAVE_STRUCT_DIRENT_D_NAMLEN],[1],
[Define to 1 if struct dirent has member d_namlen]),,
[#if HAVE_DIRENT_H
#include <dirent.h>
#endif
])
# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_CHECK_TYPES([u_int32_t])
# Checks for library functions.
AC_FUNC_CLOSEDIR_VOID
AC_FUNC_FORK
AC_PROG_GCC_TRADITIONAL
## _AIX is offended by rpl_malloc and rpl_realloc
#AC_FUNC_MALLOC
#AC_FUNC_REALLOC
AC_TYPE_SIGNAL
AC_FUNC_STAT
AC_CHECK_FUNCS([endpwent isascii memchr memset re_comp regcomp strcasecmp strchr strcspn strdup strerror strrchr strstr strtol issetugid wcsdup strlcpy strlcat getline vis strvis strunvis __secure_getenv secure_getenv])
# strlcpy
AC_CHECK_FUNC(strlcpy, found_strlcpy=yes, found_strlcpy=no)
AM_CONDITIONAL(HAVE_STRLCPY, [test "x$found_strlcpy" = xyes])
# strlcat
AC_CHECK_FUNC(strlcat, found_strlcat=yes, found_strlcat=no)
AM_CONDITIONAL(HAVE_STRLCAT, [test "x$found_strlcat" = xyes])
# vis
AC_CHECK_FUNC(vis, found_vis=yes, found_vis=no)
AM_CONDITIONAL(HAVE_VIS, [test "x$found_vis" = xyes])
# unvis
AC_CHECK_FUNC(unvis, found_unvis=yes, found_unvis=no)
AM_CONDITIONAL(HAVE_UNVIS, [test "x$found_unvis" = xyes])
EL_GETPW_R_POSIX
EL_GETPW_R_DRAFT
AH_BOTTOM([
#include "sys.h"
#define SCCSID
#undef LIBC_SCCS
#define lint
])
AC_CONFIG_FILES([Makefile
libedit.pc
src/Makefile
doc/Makefile
examples/Makefile])
AC_OUTPUT
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