configure.ac revision 1.58
1# $NetBSD: configure.ac,v 1.58 2006/08/20 18:52:05 thorpej Exp $ 2# 3# Autoconf definition file for libnbcompat. 4# 5 6AC_INIT([libnbcompat], [noversion], [lib-bug-people@NetBSD.org]) 7AC_CONFIG_HEADERS(nbtool_config.h) 8AC_CONFIG_FILES(defs.mk) 9 10# Autoheader header and footer 11AH_TOP([/* $NetBSD: configure.ac,v 1.58 2006/08/20 18:52:05 thorpej Exp $ */ 12 13#ifndef __NETBSD_NBTOOL_CONFIG_H__ 14#define __NETBSD_NBTOOL_CONFIG_H__]) 15 16AH_BOTTOM([#include "compat_defs.h" 17#endif /* !__NETBSD_NBTOOL_CONFIG_H__ */]) 18 19AC_DEFUN([AC_NETBSD], 20[AC_BEFORE([$0], [AC_COMPILE_IFELSE])dnl 21 AC_BEFORE([$0], [AC_RUN_IFELSE])dnl 22 AC_MSG_CHECKING([for NetBSD]) 23 AC_EGREP_CPP(yes, 24 [#ifdef __NetBSD__ 25 yes 26 #endif 27 ], 28 [AC_MSG_RESULT([yes]) 29 AC_DEFINE([_POSIX_SOURCE], 1, [Define for NetBSD headers.]) 30 AC_DEFINE([_POSIX_C_SOURCE], 200112L, [Define for NetBSD headers.]) 31 AC_DEFINE([_XOPEN_SOURCE], 600, [Define for NetBSD headers.])], 32 [AC_MSG_RESULT([no])]) 33])# AC_NETBSD 34 35AC_NETBSD 36AC_PATH_PROG(BSHELL, sh, ) 37if test x"$BSHELL" = x; then 38 AC_MSG_ERROR([sh must be somewhere on \$PATH]) 39fi 40AC_DEFINE_UNQUOTED([PATH_BSHELL], "$BSHELL", [Path to sh(1).]) 41 42AC_C_BIGENDIAN 43AC_HEADER_STDC 44 45# Confirm existence of zlib. (This is available as a default install 46# option on many OS's; this could be added as a reachover build in the 47# future.) 48AC_CHECK_HEADER(zlib.h,, 49 AC_MSG_ERROR([zlib must be installed in a compiler-visible path])) 50AC_CHECK_LIB(z, gzdopen,, 51 AC_MSG_ERROR([zlib must be installed in a compiler-visible path])) 52 53# Make sure certain required headers are available. 54# These are not necessarily required by the code, but they are not 55# currently conditionalized. 56AC_CHECK_HEADERS(sys/ioctl.h sys/mman.h sys/mtio.h sys/param.h \ 57 sys/socket.h sys/stat.h sys/time.h sys/types.h sys/utsname.h \ 58 sys/wait.h assert.h ctype.h errno.h fcntl.h grp.h limits.h locale.h \ 59 netdb.h pwd.h signal.h stdarg.h stdio.h stdlib.h string.h \ 60 termios.h unistd.h,, 61 AC_MSG_ERROR([standard system header file not found])) 62 63# Find headers that may not be available. 64AC_HEADER_DIRENT 65AC_CHECK_HEADERS(sys/sysmacros.h sys/syslimits.h \ 66 getopt.h features.h malloc.h sys/poll.h stddef.h) 67AC_CHECK_HEADERS(sys/bswap.h machine/bswap.h sys/cdefs.h machine/endian.h \ 68 sys/featuretest.h err.h inttypes.h libgen.h paths.h stdint.h util.h,, 69 [test -f include/$ac_header || touch include/$ac_header]) 70AC_CHECK_HEADERS(rpc/types.h netconfig.h,, 71 [echo '#include "nbtool_config.h"' >include/$ac_header.new 72 echo '#include "'$srcdir/../../include/$ac_header'"' >>include/$ac_header.new 73 if cmp include/$ac_header.new include/$ac_header >/dev/null 2>&1; then 74 rm -f include/$ac_header.new 75 else 76 mv -f include/$ac_header.new include/$ac_header 77 fi]) 78 79# Typedefs. 80AC_TYPE_SIZE_T 81AC_CHECK_TYPES([id_t, long long, u_long, u_char, u_short, u_int, u_quad_t]) 82AC_CHECK_TYPE(socklen_t, [AC_DEFINE([HAVE_SOCKLEN_T], 1, 83 [Define if you have the socklen_t type.])],, 84[#include <sys/types.h> 85#include <sys/socket.h>]) 86 87dnl XXX - This is UGLY. Need a better way to homogenize the bitsized types, 88dnl including use of compiler primitive types via AC_CHECK_SIZEOF. 89dnl 90define([NB_CHECK_INTTYPE], [ 91 AC_CHECK_TYPE(uint][$1][_t,, [ 92 AC_CHECK_TYPE(u_int][$1][_t, 93 AC_DEFINE(uint][$1][_t, u_int][$1][_t, \ 94 [Define if you have u_int][$1][_t, but not uint][$1][_t.]), 95 AC_MSG_ERROR([cannot find a suitable type for uint][$1][_t])) 96 ]) 97 AC_CHECK_TYPE(u_int][$1][_t,, [ 98 AC_CHECK_TYPE(uint][$1][_t, 99 AC_DEFINE(u_int][$1][_t, uint][$1][_t, \ 100 [Define if you have uint][$1][_t, but not u_int][$1][_t.]), 101 AC_MSG_ERROR([cannot find a suitable type for u_int][$1][_t])) 102 ]) 103]) 104 105NB_CHECK_INTTYPE(8) 106NB_CHECK_INTTYPE(16) 107NB_CHECK_INTTYPE(32) 108NB_CHECK_INTTYPE(64) 109 110# Struct members. 111AC_CHECK_MEMBERS([DIR.dd_fd, DIR.__dd_fd, struct dirent.d_namlen],,, 112[#include <sys/types.h> 113#include <dirent.h>]) 114AC_CHECK_MEMBERS([struct stat.st_flags, struct stat.st_gen, 115 struct stat.st_birthtime, struct stat.st_birthtimensec, 116 struct stat.st_atim, struct stat.st_mtimensec],,, 117 [#include <sys/stat.h>]) 118AC_CHECK_MEMBERS(struct statvfs.f_iosize,,, [#include <sys/statvfs.h>]) 119 120# Global variable decls. 121AC_CHECK_DECLS([optind, optreset],,, [ 122#include <stdio.h> 123#include <stdlib.h> 124#include <unistd.h> 125]) 126AC_CHECK_DECLS(sys_signame,,, [#include <signal.h>]) 127 128# Library functions (where a .h check isn't enough). 129AC_FUNC_ALLOCA 130AC_CHECK_FUNCS(atoll asprintf asnprintf basename devname dirfd dirname \ 131 fgetln flock fparseln futimes getopt getopt_long group_from_gid \ 132 heapsort isblank issetugid lchflags lchmod lchown lutimes mkstemp \ 133 mkdtemp poll pread putc_unlocked pwcache_userdb pwrite random setenv \ 134 setgroupent setprogname setpassent snprintf strlcat strlcpy strsep \ 135 strsuftoll strtoll \ 136 user_from_uid vasprintf vasnprintf vsnprintf) 137 138AC_CHECK_DECLS([strsuftoll],,,[#include <stdlib.h>]) 139 140AC_CHECK_DECLS([htobe16, htobe32, htobe64, htole16, htole32, htole64, be16toh, be32toh, be64toh, le16toh, le32toh, le64toh],,, [#include <sys/types.h>]) 141 142AC_CHECK_DECLS([bswap16, bswap32, bswap64],,, [#include <machine/bswap.h>]) 143 144AC_CHECK_DECLS([fstatvfs],,, [#include <sys/statvfs.h>]) 145 146AC_CHECK_DECLS([setgroupent, setpassent],,, [ 147#include <sys/types.h> 148#include <grp.h> 149#include <pwd.h> 150]) 151 152# regcomp() and regexec() are also names of functions in the old V8 153# regexp package. To avoid them, we need to find out who has regfree(). 154 155dnl # Cygwin: We *MUST* look at -lregex *before* the "no libs" condition. 156dnl # Thus AC_CHECK_LIB(regex...) comes first, and AC_SEARCHLIBS next. 157AC_CHECK_LIB(regex, regfree) 158AC_SEARCH_LIBS(regfree, rx posix) 159 160AC_OUTPUT 161