make-bootstrap-jim

   1 #!/bin/sh
   2
   3 # This script writes to stdout, a single source file (e.g. jimsh0.c)
   4 # which can be compiled to provide a bootstrap version of jimsh.
   5 # e.g. cc -o jimsh0 jimsh0.c
   6
   7 makeext()
   8 {
   9         source="$1"
  10         basename=`basename "$source" .tcl`
  11 cat <<EOF
  12 int Jim_${basename}Init(Jim_Interp *interp)
  13 {
  14         if (Jim_PackageProvide(interp, "$basename", "1.0", JIM_ERRMSG))
  15                 return JIM_ERR;
  16
  17         return Jim_EvalSource(interp, "$source", 1,
  18 EOF
  19
  20 # Note: Keep newlines so that line numbers match in error messages
  21 sed -e 's/^[    ]*#.*//' -e 's@\\@\\\\@g' -e 's@"@\\"@g' -e 's@^\(.*\)$@"\1\\n"@' $source
  22
  23 echo ");"
  24 echo "}"
  25 }
  26
  27 makeloadexts()
  28 {
  29 cat <<EOF
  30 int Jim_InitStaticExtensions(Jim_Interp *interp)
  31 EOF
  32     echo "{"
  33     for ext in $*; do
  34         echo "extern int Jim_${ext}Init(Jim_Interp *);"
  35     done
  36     for ext in $*; do
  37         echo "Jim_${ext}Init(interp);"
  38     done
  39     echo "return JIM_OK;"
  40     echo "}"
  41 }
  42
  43 cexts="aio readdir regexp file exec clock array"
  44 tclexts="bootstrap initjimsh glob stdlib tclcompat"
  45
  46 # Note ordering
  47 allexts="bootstrap aio readdir glob regexp file exec clock array stdlib tclcompat"
  48
  49 echo "/* This is single source file, bootstrap version of Jim Tcl. See http://jim.tcl.tk/ */"
  50
  51 # define some core features
  52 for i in _GNU_SOURCE JIM_TCL_COMPAT JIM_REFERENCES JIM_ANSIC JIM_REGEXP HAVE_NO_AUTOCONF _JIMAUTOCONF_H; do
  53         echo "#define $i"
  54 done
  55 echo '#define TCL_LIBRARY "."'
  56 # and extensions
  57 for i in $allexts; do
  58         echo "#define jim_ext_$i"
  59 done
  60
  61 cat <<EOF
  62 #if defined(_MSC_VER)
  63 #define TCL_PLATFORM_OS "windows"
  64 #define TCL_PLATFORM_PLATFORM "windows"
  65 #define TCL_PLATFORM_PATH_SEPARATOR ";"
  66 #define HAVE_MKDIR_ONE_ARG
  67 #define HAVE_SYSTEM
  68 #elif defined(__MINGW32__)
  69 #define TCL_PLATFORM_OS "mingw"
  70 #define TCL_PLATFORM_PLATFORM "windows"
  71 #define TCL_PLATFORM_PATH_SEPARATOR ";"
  72 #define HAVE_MKDIR_ONE_ARG
  73 #define HAVE_SYSTEM
  74 #define HAVE_SYS_TIME_H
  75 #define HAVE_DIRENT_H
  76 #define HAVE_UNISTD_H
  77 #else
  78 #define TCL_PLATFORM_OS "unknown"
  79 #define TCL_PLATFORM_PLATFORM "unix"
  80 #define TCL_PLATFORM_PATH_SEPARATOR ":"
  81 #define HAVE_VFORK
  82 #define HAVE_WAITPID
  83 #define HAVE_ISATTY
  84 #define HAVE_SYS_TIME_H
  85 #define HAVE_DIRENT_H
  86 #define HAVE_UNISTD_H
  87 #endif
  88 EOF
  89
  90 # get JIM_VERSION from auto.def
  91 sed -n -e 's/^\(define JIM_VERSION.*\)/#\1/p' auto.def
  92
  93 outputsource()
  94 {
  95         sed -e '/#include.*jim/d' -e '/#include.*utf8/d' \
  96                 -e '/^#.*if.*JIM_BOOTSTRAP/,/^#endif.*JIM_BOOTSTRAP/d' \
  97                 -e 's/\/\*.*\*\///' -e '/^[     ]*\/\*/,/\*\//d' $1
  98 }
  99
 100 # Now output header files, removing references to jim header files
 101 for i in jim-win32compat.h utf8.h jim.h jim-subcmd.h jimregexp.h ; do
 102         outputsource $i
 103 done
 104
 105 # Now extension source code
 106 for i in $tclexts; do
 107         makeext $i.tcl
 108 done
 109 for i in $cexts; do
 110         outputsource jim-$i.c
 111 done
 112 makeloadexts $allexts
 113
 114 # And finally the core source code
 115 for i in jim.c jim-subcmd.c utf8.c jim-format.c jimregexp.c jim-win32compat.c; do
 116         outputsource $i
 117 done
 118 echo "#ifndef JIM_BOOTSTRAP_LIB_ONLY"
 119 outputsource jim-interactive.c
 120 outputsource jimsh.c
 121 echo "#endif"