auto.def

   1 # vim:se syn=tcl:
   2 #
   3
   4 define JIM_VERSION 77
   5
   6 # Note: modules which support options *must* be included before 'options'
   7 use cc cc-shared cc-db cc-lib pkg-config util
   8 use local
   9
  10 options {
  11     utf8            => "include support for utf8-encoded strings"
  12     lineedit=1      => "disable line editing"
  13     references=1    => "disable support for references"
  14     math            => "include support for math functions"
  15     ssl             => "include ssl/tls support in the aio extension"
  16     ipv6            => "include ipv6 support in the aio extension"
  17     maintainer      => {enable the [debug] command and JimPanic}
  18     full            => "Enable some optional features: ipv6, ssl, math, utf8, binary, oo, tree"
  19     with-jim-shared shared => "build a shared library instead of a static library"
  20     jim-regexp=1    => "prefer POSIX regex if over the the built-in (Tcl-compatible) regex"
  21     docs=1          => "don't build or install the documentation"
  22     docdir:path     => "path to install docs (if built)"
  23     random-hash     => "randomise hash tables. more secure but hash table results are not predicable"
  24     with-jim-ext: {with-ext:"ext1 ext2 ..."} => {
  25         Specify additional jim extensions to include.
  26         These are enabled by default:
  27
  28         aio       - ANSI I/O, including open and socket
  29         eventloop - after, vwait, update
  30         array     - Tcl-compatible array command
  31         clock     - Tcl-compatible clock command
  32         exec      - Tcl-compatible exec command
  33         file      - Tcl-compatible file command
  34         glob      - Tcl-compatible glob command
  35         history   - Tcl access to interactive history
  36         readdir   - Required for glob
  37         package   - Package management with the package command
  38         load      - Load binary extensions at runtime with load or package
  39         posix     - Posix APIs including os.fork, os.wait, pid
  40         regexp    - Tcl-compatible regexp, regsub commands
  41         signal    - Signal handling
  42         stdlib    - Built-in commands including lassign, lambda, alias
  43         syslog    - System logging with syslog
  44         tclcompat - Tcl compatible read, gets, puts, parray, case, ...
  45         namespace - Tcl compatible namespace support
  46
  47         These are disabled by default:
  48
  49         oo        - Jim OO extension
  50         tree      - OO tree structure, similar to tcllib ::struct::tree
  51         binary    - Tcl-compatible 'binary' command
  52         readline  - Interface to libreadline
  53         rlprompt  - Tcl wrapper around the readline extension
  54         mk        - Interface to Metakit
  55         tclprefix - Support for the tcl::prefix command
  56         sqlite3   - Interface to sqlite3
  57         zlib      - Interface to zlib
  58         win32     - Interface to win32
  59     }
  60     with-out-jim-ext: {without-ext:"default|ext1 ext2 ..."} => {
  61         Specify jim extensions to exclude.
  62         If 'default' is given, the default extensions will not be added.
  63     }
  64     with-jim-extmod: {with-mod:"ext1 ext2 ..."} => {
  65         Specify jim extensions to build as separate modules (either C or Tcl).
  66         Note that not all extensions can be built as loadable modules.
  67     }
  68     # To help out openocd with automake
  69     install-jim=1
  70 }
  71
  72 # Save the user-specified LIBS
  73 # We add detected libs to LDLIBS explicitly
  74 set LIBS [get-define LIBS]
  75
  76 # In case -Werror is passed in CFLAGS, set -Wno-error when doing checks
  77 # to prevent warnings from becoming errors
  78 if {"-Werror" in [get-define CFLAGS] && [cctest -cflags -Wno-error]} {
  79     cc-with {-cflags -Wno-error}
  80 }
  81
  82 cc-check-types "long long"
  83
  84 define CCOPTS ""
  85 define CXXOPTS ""
  86 if {[cctest -cflags -fno-unwind-tables]} {
  87     define-append CCOPTS -fno-unwind-tables
  88 }
  89 if {[cctest -cflags -fno-asynchronous-unwind-tables]} {
  90     define-append CCOPTS -fno-asynchronous-unwind-tables
  91 }
  92
  93 cc-check-includes sys/time.h sys/socket.h netinet/in.h arpa/inet.h netdb.h
  94 cc-check-includes sys/un.h dlfcn.h unistd.h dirent.h crt_externs.h
  95
  96 define LDLIBS ""
  97
  98 # Haiku needs -lnetwork, Solaris needs -lnsl
  99 if {[cc-check-function-in-lib inet_ntop {nsl network}]} {
 100     # This does nothing if no libs are needed
 101     cc-with [list -libs [get-define lib_inet_ntop]]
 102     define-append LDLIBS [get-define lib_inet_ntop]
 103 }
 104 # Solaris needs -lsocket, Windows needs -lwsock32
 105 if {[cc-check-function-in-lib socket socket]} {
 106     define-append LDLIBS [get-define lib_socket]
 107 }
 108
 109 cc-check-functions ualarm lstat fork vfork system select execvpe
 110 cc-check-functions geteuid mkstemp realpath isatty
 111 cc-check-functions regcomp waitpid sigaction sys_signame sys_siglist isascii
 112 cc-check-functions syslog opendir readlink sleep usleep pipe getaddrinfo utimes
 113 cc-check-functions shutdown socketpair isinf isnan link symlink fsync dup umask
 114 cc-check-functions localtime gmtime strptime timegm
 115
 116 if {[cc-check-function-in-lib backtrace execinfo]} {
 117     define-append LDLIBS [get-define lib_backtrace]
 118 }
 119
 120 if {[cc-check-functions sysinfo]} {
 121     cc-with {-includes sys/sysinfo.h} {
 122         cc-check-members "struct sysinfo.uptime"
 123     }
 124 }
 125
 126 cc-with {-includes fcntl.h} {
 127     cc-check-types "struct flock"
 128 }
 129
 130 cc-check-lfs
 131 cc-check-functions fseeko ftello
 132
 133 define TCL_LIBRARY [get-define prefix]/lib/jim
 134
 135 lassign [split [get-define host] -] host_cpu host_vendor host_os
 136 # Scrub revision from the host_os
 137 regsub -all {[0-9.]} $host_os {} host_os
 138
 139 switch -glob -- $host_os {
 140     mingw* {
 141         # We provide our own implementation of dlopen for mingw32
 142         define-feature dlopen-compat
 143         define-feature winconsole
 144         define TCL_PLATFORM_OS $host_os
 145         define TCL_PLATFORM_PLATFORM windows
 146         define TCL_PLATFORM_PATH_SEPARATOR {;}
 147     }
 148     default {
 149         # Note that cygwin is considered a unix platform
 150         define TCL_PLATFORM_OS $host_os
 151         define TCL_PLATFORM_PLATFORM unix
 152         define TCL_PLATFORM_PATH_SEPARATOR :
 153     }
 154 }
 155
 156 # Find some tools
 157 cc-check-tools ar ranlib strip
 158 define tclsh [info nameofexecutable]
 159
 160 if {[opt-bool docs]} {
 161     if {[cc-check-progs asciidoc]} {
 162         define INSTALL_DOCS docs
 163         define HAVE_ASCIIDOC
 164     } else {
 165         define INSTALL_DOCS shipped
 166     }
 167 } else {
 168     define INSTALL_DOCS nodocs
 169 }
 170
 171 if {![cc-check-functions _NSGetEnviron]} {
 172     msg-checking "Checking environ declared in unistd.h..."
 173     if {[cctest -cflags {-D_GNU_SOURCE -D_POSIX_SOURCE} -includes unistd.h -code {char **ep = environ;}]} {
 174         define NO_ENVIRON_EXTERN
 175         msg-result "yes"
 176     } else {
 177         msg-result "no"
 178     }
 179 }
 180
 181 # Windows has a mkdir with no permission arg
 182 cc-check-includes sys/types.h sys/stat.h
 183 msg-checking "Checking for mkdir with one arg..."
 184 if {[cctest -includes {sys/types.h sys/stat.h} -code {mkdir("/dummy");}]} {
 185     define HAVE_MKDIR_ONE_ARG
 186     msg-result yes
 187 } else {
 188     msg-result no
 189 }
 190
 191 cc-with {-includes sys/stat.h} {
 192     foreach i {S_IXUSR S_IRWXG S_IRWXO} {
 193         if {![cc-check-decls $i]} {
 194             define $i 0
 195         }
 196     }
 197 }
 198
 199 set extra_objs {}
 200 set jimregexp 0
 201
 202 # Returns 1 if either the given option is enabled, or
 203 # --full is enabled and the option isn't explicitly disabled
 204 #
 205 proc opt-bool-or-full {opt} {
 206     if {[opt-bool $opt]} {
 207         return 1
 208     }
 209     if {[opt-bool full] && [opt-bool -nodefault $opt] != 0} {
 210         return 1
 211     }
 212     return 0
 213 }
 214
 215 if {[opt-bool-or-full utf8]} {
 216     msg-result "Enabling UTF-8"
 217     define JIM_UTF8
 218     define-append CCOPTS -DUSE_UTF8
 219     define PARSE_UNIDATA_FLAGS ""
 220     incr jimregexp
 221 } else {
 222     define JIM_UTF8 0
 223 }
 224 if {[opt-bool maintainer]} {
 225     msg-result "Enabling maintainer settings"
 226     define JIM_MAINTAINER
 227 }
 228 # If --math or --full and not --disable-math
 229 if {[opt-bool-or-full math]} {
 230     msg-result "Enabling math functions"
 231     define JIM_MATH_FUNCTIONS
 232     cc-check-function-in-lib sin m
 233     define-append LDLIBS [get-define lib_sin]
 234 }
 235 if {[opt-bool-or-full ipv6]} {
 236     msg-result "Enabling IPv6"
 237     define JIM_IPV6
 238 }
 239 define-append PKG_CONFIG_REQUIRES ""
 240 if {[opt-bool-or-full ssl]} {
 241     if {[pkg-config-init 0]} {
 242         foreach pkg {openssl libssl} {
 243             if {[pkg-config $pkg]} {
 244                 define JIM_SSL
 245                 define-append LDLIBS [pkg-config-get $pkg LIBS]
 246                 define-append LDFLAGS [pkg-config-get $pkg LDFLAGS]
 247                 define-append CCOPTS [pkg-config-get $pkg CFLAGS]
 248                 msg-result "Enabling SSL ($pkg)"
 249                 define-append PKG_CONFIG_REQUIRES $pkg
 250                 break
 251             }
 252         }
 253     }
 254     if {![is-defined JIM_SSL]} {
 255         if {[cc-check-includes openssl/ssl.h] && [cc-check-function-in-lib ERR_error_string crypto] && [cc-check-function-in-lib TLSv1_2_method ssl]} {
 256             msg-result "Enabling SSL"
 257             define JIM_SSL
 258             define-append LDLIBS [get-define lib_ERR_error_string] [get-define lib_TLSv1_2_method]
 259         } elseif {[opt-bool ssl]} {
 260             user-error "SSL support requires OpenSSL"
 261         }
 262     }
 263 }
 264 if {[opt-bool-or-full lineedit]} {
 265     if {([cc-check-includes termios.h] && [have-feature isatty]) || [have-feature winconsole]} {
 266         msg-result "Enabling line editing"
 267         define USE_LINENOISE
 268         define-append PARSE_UNIDATA_FLAGS -width
 269         lappend extra_objs linenoise.o
 270     }
 271 }
 272 if {[opt-bool references]} {
 273     msg-result "Enabling references"
 274     define JIM_REFERENCES
 275 }
 276 if {[opt-bool shared with-jim-shared]} {
 277     msg-result "Building shared library"
 278 } else {
 279     msg-result "Building static library"
 280     define JIM_STATICLIB
 281 }
 282 define VERSION [format %.2f [expr {[get-define JIM_VERSION] / 100.0}]]
 283 define LIBSOEXT [format [get-define SH_SOEXTVER] [get-define VERSION]]
 284 define JIM_INSTALL [opt-bool install-jim]
 285 define JIM_DOCS [opt-bool docs]
 286 define JIM_RANDOMISE_HASH [opt-bool random-hash]
 287 if {[opt-val docdir] ne ""} {
 288     define docdir [lindex [opt-val docdir] end]
 289 } else {
 290     define docdir {${prefix}/docs/jim}
 291 }
 292
 293 # Attributes of the extensions
 294 # tcl=Pure Tcl extension
 295 # static=Can't be built as a module
 296 # optional=Not selected by default
 297 # cpp=Is a C++ extension
 298 global extdb
 299 dict set extdb attrs {
 300     aio       { static }
 301     array     {}
 302     binary    { tcl }
 303     clock     {}
 304     eventloop { static }
 305     exec      { static }
 306     file      {}
 307     glob      { tcl }
 308     history   {}
 309     interp    { }
 310     load      { static }
 311     mk        { cpp optional }
 312     namespace { static }
 313     nshelper  { tcl optional }
 314     oo        { tcl }
 315     pack      {}
 316     package   { static }
 317     posix     {}
 318     readdir   {}
 319     readline  { optional }
 320     regexp    {}
 321     rlprompt  { tcl optional }
 322     sdl       { optional }
 323     signal    { static }
 324     sqlite3   { optional }
 325     zlib      { optional }
 326     stdlib    { tcl static }
 327     syslog    {}
 328     tclcompat { tcl static }
 329     tclprefix {}
 330     tree      { tcl }
 331     win32     { optional }
 332 }
 333
 334 # Additional information about certain extensions
 335 # dep=list of extensions which are required for this extension
 336 # check=[expr] expression to evaluate to determine if the extension can be used
 337 # libdep=list of 'define' symbols for dependent libraries
 338 dict set extdb info {
 339     binary   { dep pack }
 340     exec     { check {([have-feature vfork] && [have-feature waitpid]) || [have-feature system]} }
 341     glob     { dep readdir }
 342     load     { check {[have-feature dlopen-compat] || [cc-check-function-in-lib dlopen dl]} libdep lib_dlopen }
 343     mk       { check {[check-metakit]} libdep lib_mk }
 344     namespace { dep nshelper }
 345     posix    { check {[have-feature waitpid]} }
 346     readdir  { check {[have-feature opendir]} }
 347     readline { pkg-config readline check {[cc-check-function-in-lib readline readline]} libdep lib_readline}
 348     rlprompt { dep readline }
 349     tree     { dep oo }
 350     sdl      { pkg-config SDL_gfx check {[cc-check-function-in-lib SDL_SetVideoMode SDL] && [cc-check-function-in-lib rectangleRGBA SDL_gfx]}
 351                libdep {lib_SDL_SetVideoMode lib_rectangleRGBA}
 352              }
 353     signal   { check {[have-feature sigaction] && [have-feature vfork]} }
 354     sqlite3  { pkg-config sqlite3 check {[cc-check-function-in-lib sqlite3_prepare_v2 sqlite3]} libdep lib_sqlite3_prepare_v2 }
 355     zlib     { pkg-config zlib check {[cc-check-function-in-lib deflate z]} libdep lib_deflate }
 356     syslog   { check {[have-feature syslog]} }
 357     tree     { dep oo }
 358     win32    { check {[have-feature windows]} }
 359 }
 360
 361 # autosetup cc-check-function-in-library can't handle C++ libraries
 362 proc check-metakit {} {
 363     set found 0
 364     msg-checking "Checking for Metakit..."
 365     cc-with {-lang c++} {
 366         if {[cctest -includes mk4.h -libs -lmk4 -code {c4_Storage dummy();}]} {
 367             msg-result ok
 368             define lib_mk -lmk4
 369             incr found
 370         } else {
 371             msg-result "not found"
 372         }
 373     }
 374     return $found
 375 }
 376
 377 # Set up the withinfo array based on what the user selected
 378 global withinfo
 379 set withinfo(without) [join [opt-val {without-ext with-out-jim-ext}]]
 380 set withinfo(ext) [join [opt-val {with-ext with-jim-ext}]]
 381 set withinfo(mod) [join [opt-val {with-mod with-jim-extmod}]]
 382 set withinfo(nodefault) 0
 383 if {$withinfo(without) eq "default"} {
 384     set withinfo(without) {}
 385     set withinfo(nodefault) 1
 386 }
 387
 388 # Now go check everything - see autosetup/local.tcl
 389 array set extinfo [check-extensions]
 390
 391 # Now special checks
 392 if {[have-feature windows]} {
 393     lappend extra_objs jim-win32compat.o
 394
 395     if {[llength $extinfo(module-c)] && [get-define JIM_STATICLIB]} {
 396         user-error "cygwin/mingw require --shared for dynamic modules"
 397     }
 398 }
 399 if {[have-feature termios.h]} {
 400     lappend extra_objs jim-tty.o
 401 }
 402
 403 if {[ext-get-status regexp] in {y m}} {
 404     if {![have-feature regcomp]} {
 405         # No regcomp means we need to use the built-in version
 406         incr jimregexp
 407     }
 408 }
 409
 410 if {$jimregexp || [opt-bool jim-regexp]} {
 411     msg-result "Using built-in regexp"
 412     define JIM_REGEXP
 413
 414     # If the built-in regexp overrides the system regcomp, etc.
 415     # jim must be built shared so that the correct symbols are found
 416     if {[ext-get-status regexp] eq "m" && [get-define JIM_STATICLIB] && [have-feature regcomp]} {
 417         user-error "Must use --shared with regexp module and built-in regexp"
 418     }
 419 }
 420
 421 if {[ext-get-status load] eq "n"} {
 422     # If we don't have load, no need to support shared objects
 423     define SH_LINKFLAGS ""
 424 }
 425
 426 msg-result "Jim static extensions: [lsort [concat $extinfo(static-tcl) $extinfo(static-c)]]"
 427 if {[llength $extinfo(module-tcl)]} {
 428     msg-result "Jim Tcl extensions: [lsort $extinfo(module-tcl)]"
 429 }
 430 if {[llength $extinfo(module-c)]} {
 431     msg-result "Jim dynamic extensions: [lsort $extinfo(module-c)]"
 432 }
 433
 434 define STATIC_EXTS [concat $extinfo(static-c) $extinfo(static-tcl)]
 435 define C_EXT_OBJS [prefix jim- [suffix .o $extinfo(static-c)]]
 436 define TCL_EXT_OBJS [suffix .o $extinfo(static-tcl)]
 437 define C_EXT_SHOBJS [suffix .so $extinfo(module-c)]
 438 define TCL_EXTS [suffix .tcl $extinfo(module-tcl)]
 439 define EXTRA_OBJS $extra_objs
 440
 441 # Restore the user-specified LIBS
 442 define LIBS $LIBS
 443
 444 make-config-header jim-config.h -auto {HAVE_LONG_LONG* JIM_UTF8} -bare JIM_VERSION -none *
 445 make-config-header jimautoconf.h -auto {jim_ext_* TCL_PLATFORM_* TCL_LIBRARY USE_* JIM_* _FILE_OFFSET*} -bare {S_I*}
 446 make-template Makefile.in
 447 make-template build-jim-ext.in
 448 make-template jimtcl.pc.in
 449
 450 catch {exec chmod +x build-jim-ext}