granicus.if.org Git - linux-pam/blob - configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 AC_INIT(conf/pam_conv1/pam_conv.y)
   3
   4 dnl The configuration header file
   5 AC_CONFIG_HEADER(_pam_aconf.h)
   6
   7 dnl
   8 dnl Release specific
   9 dnl
  10
  11 LIBPAM_VERSION_MAJOR=0
  12 LIBPAM_VERSION_MINOR=76
  13
  14 AC_SUBST(LIBPAM_VERSION_MAJOR)
  15 AC_SUBST(LIBPAM_VERSION_MINOR)
  16 AC_DEFINE(LIBPAM_VERSION_MAJOR)
  17 AC_DEFINE(LIBPAM_VERSION_MINOR)
  18
  19 dnl
  20 dnl By default, everything under PAM is installed under the root fs.
  21 dnl
  22
  23 AC_PREFIX_DEFAULT()
  24
  25 dnl
  26 dnl Rules needed for the following (hardcoded Linux defaults for now)
  27 dnl
  28
  29 CC=gcc                          ; AC_SUBST(CC)
  30 CONF_CFLAGS=                    ; AC_SUBST(CONF_CFLAGS)
  31 MKDIR="mkdir -p"                ; AC_SUBST(MKDIR)
  32 LOCALSRCDIR=`/bin/pwd`          ; AC_SUBST(LOCALSRCDIR)
  33 OS=`uname|sed -e 'y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/'`
  34 AC_SUBST(OS)
  35
  36 SHLIBMODE=755                   ; AC_SUBST(SHLIBMODE)
  37
  38 dnl These are most likely platform specific - I think HPUX differs
  39 DYNTYPE=so                      ; AC_SUBST(DYNTYPE)
  40 USESONAME=yes                   ; AC_SUBST(USESONAME)
  41 SOSWITCH=-soname                ; AC_SUBST(SOSWITCH)
  42 NEEDSONAME=no                   ; AC_SUBST(NEEDSONAME)
  43 LDCONFIG=/sbin/ldconfig         ; AC_SUBST(LDCONFIG)
  44
  45 dnl ### Should enable this INSTALL detection.
  46 dnl ### Would need to distribute GNU's config.guess and config.sub
  47 dnl AC_PROG_INSTALL
  48 INSTALL=/usr/bin/install        ; AC_SUBST(INSTALL)
  49
  50 dnl Checks for programs.
  51 AC_PROG_CC
  52 dnl ### AC_PROG_CXX
  53 AC_PROG_YACC
  54 AC_PROG_LEX
  55 dnl AC_PROG_INSTALL
  56 AC_PROG_LN_S
  57 AC_PROG_MAKE_SET
  58
  59 dnl
  60 dnl options and defaults
  61 dnl
  62
  63 dnl lots of debugging information goes to /tmp/pam-debug.log
  64 AC_ARG_ENABLE(debug,
  65 [  --enable-debug           qspecify you are building with debugging on],
  66         WITH_DEBUG=yes ; AC_DEFINE(DEBUG) , WITH_DEBUG=no)
  67 AC_SUBST(WITH_DEBUG)
  68
  69 dnl build specially named libraries (for debugging purposes)
  70 AC_ARG_ENABLE(libdebug,
  71 [  --enable-libdebug        specify you are building debugging libraries],
  72         WITH_LIBDEBUG=yes ; AC_DEFINE(WITH_LIBDEBUG) , WITH_LIBDEBUG=no)
  73 AC_SUBST(WITH_LIBDEBUG)
  74
  75 dnl packaging convenience
  76 AC_ARG_ENABLE(fakeroot,
  77 [  --enable-fakeroot=<path to packaging directory>], FAKEROOT=$enableval)
  78 AC_SUBST(FAKEROOT)
  79
  80 AC_ARG_ENABLE(securedir,
  81 [  --enable-securedir=<path to location of PAMs> [default \$libdir/security]],
  82         SECUREDIR=$enableval, SECUREDIR=$libdir/security)
  83 AC_SUBST(SECUREDIR)
  84
  85 AC_ARG_ENABLE(sconfigdir,
  86 [  --enable-sconfigdir=<path to module conf files> [default \$sysconfdir/security]],
  87         SCONFIGDIR=$enableval, SCONFIGDIR=$sysconfdir/security)
  88 AC_SUBST(SCONFIGDIR)
  89
  90 AC_ARG_ENABLE(suplementedir,
  91 [  --enable-suplementedir=<path to module helper binaries> [default \$sbindir]],
  92         SUPLEMENTED=$enableval, SUPLEMENTED=$sbindir)
  93 AC_SUBST(SUPLEMENTED)
  94
  95 AC_ARG_ENABLE(includedir,
  96 [  --enable-includedir=<path to include location> - where to put <security>],
  97         INCLUDEDIR=$enableval, INCLUDEDIR=/usr/include)
  98 AC_SUBST(INCLUDEDIR)
  99
 100 AC_ARG_ENABLE(pamlocking,
 101 [  --enable-pamlocking      configure libpam to observe a global authentication lock],
 102         WITH_PAMLOCKING=yes ; AC_DEFINE(PAM_LOCKING) , WITH_PAMLOCKING=no)
 103 AC_SUBST(WITH_PAMLOCKING)
 104
 105 AC_ARG_ENABLE(uglyhack,
 106 [  --enable-uglyhack        configure libpam to try to honor old pam_strerror syntax],
 107         AC_DEFINE(UGLY_HACK_FOR_PRIOR_BEHAVIOR_SUPPORT))
 108
 109 AC_ARG_ENABLE(read-both-confs,
 110 [  --enable-read-both-confs  read both /etc/pam.d and /etc/pam.conf files],
 111         AC_DEFINE(PAM_READ_BOTH_CONFS))
 112 AC_SUBST(PAM_READ_BOTH_CONFS)
 113
 114 AC_ARG_ENABLE(static-libpam, [  --enable-static-libpam   build a libpam.a library],
 115         STATIC_LIBPAM=yes , STATIC_LIBPAM=no)
 116 AC_SUBST(STATIC_LIBPAM)
 117
 118 AC_ARG_ENABLE(dynamic-libpam,
 119 [  --disable-dynamic-libpam do not build a shared libpam library],
 120         DYNAMIC_LIBPAM=no, DYNAMIC_LIBPAM=yes)
 121 AC_SUBST(DYNAMIC_LIBPAM)
 122
 123 DYNAMIC=-DPAM_DYNAMIC
 124 AC_SUBST(DYNAMIC)
 125
 126 AC_ARG_ENABLE(static-modules,
 127 [  --enable-static-modules  do not make the modules dynamically loadable],
 128         STATIC=-DPAM_STATIC)
 129 AC_SUBST(STATIC)
 130
 131 AC_ARG_ENABLE(lckpwdf,
 132 [  --disable-lckpwdf do not use the lckpwdf function],
 133         WITH_LCKPWDF=no, WITH_LCKPWDF=yes)
 134 AC_SUBST(WITH_LCKPWDF)
 135
 136 AC_CHECK_HEADERS(paths.h)
 137 AC_ARG_WITH(mailspool,
 138 [  --with-mailspool         path to mail spool directory
 139                            [default _PATH_MAILDIR if defined in paths.h, otherwise /var/spool/mail]],
 140 with_mailspool=${withval})
 141 if test x$with_mailspool != x ; then
 142         pam_mail_spool="\"$with_mailspool\""
 143 else
 144         AC_TRY_RUN([
 145 #include <paths.h>
 146 int main() {
 147 #ifdef _PATH_MAILDIR
 148 exit(0);
 149 #else
 150 exit(1);
 151 #endif
 152 }], pam_mail_spool="_PATH_MAILDIR",
 153 pam_mail_spool="\"/var/spool/mail\"",
 154 pam_mail_spool="\"/var/spool/mail\"")
 155 fi
 156 AC_DEFINE_UNQUOTED(PAM_PATH_MAILDIR, $pam_mail_spool)
 157
 158 dnl Checks for libraries.
 159 AC_CHECK_LIB(c, __libc_sched_setscheduler, PAM_NEEDS_LIBC=, PAM_NEEDS_LIBC=-lc)
 160 AC_SUBST(PAM_NEEDS_LIBC)
 161
 162 dnl Checks for the existence of lckpwdf in libc
 163 AC_CHECK_LIB(c, lckpwdf, HAVE_LCKPWDF=yes, HAVE_LCKPWDF=no)
 164 AC_SUBST(HAVE_LCKPWDF)
 165
 166 dnl Checks for the existence of libdl - on BSD its part of libc
 167 AC_CHECK_LIB(dl, dlopen, LIBDL=-ldl)
 168 AC_SUBST(LIBDL)
 169
 170 dnl
 171 dnl At least on Solaris, the existing libcrack must be dynamic.
 172 dnl Ought to introduce a check for this.
 173 dnl
 174 AC_CHECK_LIB(crack, FascistCheck, HAVE_LIBCRACK=yes ; AC_DEFINE(HAVE_LIBCRACK),
 175         HAVE_LIBCRACK=no)
 176 AC_SUBST(HAVE_LIBCRACK)
 177
 178 AC_CHECK_LIB(crypt, fcrypt, HAVE_LIBCRYPT=yes ; AC_DEFINE(HAVE_LIBCRYPT),
 179         HAVE_LIBCRYPT=no)
 180 AC_SUBST(HAVE_LIBCRYPT)
 181 AC_CHECK_LIB(util, logwtmp, HAVE_LIBUTIL=yes ; AC_DEFINE(HAVE_LIBUTIL),
 182         HAVE_LIBUTIL=no)
 183 AC_SUBST(HAVE_LIBUTIL)
 184 AC_CHECK_LIB(ndbm, dbm_store, HAVE_LIBNDBM=yes ; AC_DEFINE(HAVE_LIBNDBM),
 185         HAVE_LIBNDBM=no)
 186 AC_SUBST(HAVE_LIBNDBM)
 187 AC_CHECK_LIB(db, dbm_store, HAVE_LIBDB=yes ; AC_DEFINE(HAVE_LIBDB),
 188         HAVE_LIBDB=no)
 189 AC_SUBST(HAVE_LIBDB)
 190 AC_CHECK_LIB(fl, yylex, yyterminate, HAVE_LIBFL=yes ; AC_DEFINE(HAVE_LIBFL),
 191         HAVE_LIBFL=no)
 192 AC_SUBST(HAVE_LIBFL)
 193 AC_CHECK_LIB(nsl, yp_maplist, HAVE_LIBNSL=yes ; AC_DEFINE(HAVE_LIBNSL),
 194         HAVE_LIBNSL=no)
 195 AC_SUBST(HAVE_LIBNSL)
 196 AC_CHECK_LIB(pwdb, pwdb_db_name, HAVE_LIBPWDB=yes ; AC_DEFINE(HAVE_LIBPWDB),
 197         HAVE_LIBPWDB=no)
 198 AC_SUBST(HAVE_LIBPWDB)
 199
 200 dnl Checks for header files.
 201 AC_HEADER_DIRENT
 202 AC_HEADER_STDC
 203 AC_HEADER_SYS_WAIT
 204 AC_CHECK_HEADERS(fcntl.h limits.h malloc.h sys/file.h sys/ioctl.h sys/time.h syslog.h termio.h unistd.h)
 205
 206 dnl Linux wants features.h in some of the source files.
 207 AC_CHECK_HEADERS(features.h)
 208
 209 dnl For module/pam_cracklib
 210 AC_CHECK_HEADERS(crypt.h)
 211
 212 dnl For module/pam_userdb
 213 AC_CHECK_HEADERS(ndbm.h db.h)
 214 dnl I suspect the following two lines are a hack.
 215 HAVE_NDBM_H=$ac_cv_header_ndbm_h
 216 AC_SUBST(HAVE_NDBM_H)
 217
 218 dnl For module/pam_lastlog
 219 AC_CHECK_HEADERS(lastlog.h utmp.h utmpx.h)
 220
 221 dnl This following rule should be made conditional upon HAVE_LIBCRYPT
 222 dnl being found.
 223
 224 dnl Look for cracklib dictionary
 225 AC_MSG_CHECKING(path to cracklib dictionary)
 226 DICT_DIR_CANDIDATES="/usr/lib /usr/share/dict /usr/share/lib \
 227   /usr/local/lib /usr/local/share/lib"
 228 DICT_FILE_CANDIDATES="pw_dict cracklib_dict"
 229 CRACKLIB_DICTPATH=""
 230 for d in $DICT_DIR_CANDIDATES ; do
 231       for f in $DICT_FILE_CANDIDATES ; do
 232               if test -r $d/$f.hwm ; then
 233                       CRACKLIB_DICTPATH=$d/$f
 234                       break 2
 235               elif test -r $d/dict/$f.hwm ; then
 236                       CRACKLIB_DICTPATH=$d/dict/$f
 237                       break 2
 238               fi
 239       done
 240 done
 241 if test -z "$CRACKLIB_DICTPATH" ; then
 242       AC_MSG_RESULT(none found)
 243 else
 244       AC_MSG_RESULT($CRACKLIB_DICTPATH)
 245 fi
 246 AC_SUBST(CRACKLIB_DICTPATH)
 247
 248 dnl Set FLAGS, linker options etc. depending on C compiler.
 249 dnl gcc is tested and much preferred; others less so, if at all
 250 dnl
 251 dnl If compiling with gcc, linking is also supposed to be done with gcc;
 252 dnl since we use linker-specific arguments, we may not gain anything by
 253 dnl switching LD_L over, but I think we can use LD_D as-is.
 254 dnl
 255 dnl For the moment, gcc is enforced above at "CC=gcc".
 256 dnl
 257 dnl There is an issue over _POSIX_SOURCE _BSD_SOURCE and _GNU_SOURCE .
 258 dnl The original "Linux-PAM" had blanket inclusion.  But portability
 259 dnl requires their default absence: if particular OSes require them,
 260 dnl this should be done selectively.
 261
 262 GCC_WARNINGS="-Wall -Wwrite-strings \
 263         -Wpointer-arith -Wcast-qual -Wcast-align \
 264         -Wstrict-prototypes -Wmissing-prototypes \
 265         -Wnested-externs -Winline -Wshadow"
 266
 267 if test "$GCC" = yes; then
 268 ###
 269 ### Non-Linux needs attention on per-OS basis
 270         OS_CFLAGS="-ansi -D_POSIX_SOURCE -pedantic"
 271         WARNINGS="$GCC_WARNINGS"
 272         PIC="-fPIC"
 273 #can/should we use LD=gcc ???
 274         LD=ld
 275         LD_D="gcc -shared -Xlinker -x"
 276         LD_L="$LD -x -shared"
 277         RANLIB=ranlib
 278         STRIP=strip
 279         CC_STATIC="-Xlinker -export-dynamic"
 280 else
 281 ###
 282 ### Non-gcc needs attention on per-OS basis
 283 ###
 284 ### [These are Solaris-C specific...]
 285         OS_CFLAGS=""
 286         WARNINGS=""
 287         PIC="-K pic"
 288         LD=ld
 289         LD_D="cc -z text -G -R."
 290         LD_L="$LD_D"
 291         RANLIB=ranlib
 292         STRIP=strip
 293         CC_STATIC=
 294 fi
 295
 296 AC_SUBST(OS_CFLAGS)
 297 AC_SUBST(WARNINGS)
 298 AC_SUBST(PIC)
 299 AC_SUBST(LD)
 300 AC_SUBST(LD_D)
 301 AC_SUBST(LD_L)
 302 AC_SUBST(RANLIB)
 303 AC_SUBST(STRIP)
 304 AC_SUBST(CC_STATIC)
 305
 306 dnl Checks for typedefs, structures, and compiler characteristics.
 307 AC_C_BIGENDIAN
 308 AC_C_CONST
 309 AC_TYPE_UID_T
 310 AC_TYPE_OFF_T
 311 AC_TYPE_PID_T
 312 AC_TYPE_SIZE_T
 313 AC_HEADER_TIME
 314 AC_STRUCT_TM
 315
 316 dnl Checks for library functions.
 317 AC_TYPE_GETGROUPS
 318 AC_PROG_GCC_TRADITIONAL
 319 AC_FUNC_MEMCMP
 320 AC_FUNC_VPRINTF
 321 AC_CHECK_FUNCS(gethostname gettimeofday mkdir select strcspn strdup strerror strspn strstr strtol uname)
 322
 323 dnl Checks for programs/utilities
 324 AC_CHECK_PROG(HAVE_SGML2TXT, sgml2txt, yes, no)
 325 AC_CHECK_PROG(HAVE_SGML2HTML, sgml2html, yes, no)
 326 AC_CHECK_PROG(HAVE_SGML2LATEX, sgml2latex, yes, no)
 327 if test $HAVE_SGML2LATEX = "yes" ; then
 328   if sgml2latex -h | grep -e --paper | grep  ' -p ' > /dev/null ; then
 329     PSER="sgml2latex -o ps"
 330   else
 331     PSER="sgml2latex -p"
 332   fi
 333 else
 334   AC_CHECK_PROG(HAVE_SGML2PS, sgml2ps, yes, no)
 335   if test $HAVE_SGML2PS = yes ; then
 336     PSER="sgml2ps"
 337   fi
 338 fi
 339 AC_SUBST(PSER)
 340
 341 dnl Files to be created from when we run configure
 342 AC_OUTPUT(Make.Rules)