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