source3/script/mkbuildoptions.awk

   1 BEGIN {
   2         print "/* ";
   3         print "   Unix SMB/CIFS implementation.";
   4         print "   Build Options for Samba Suite";
   5         print "   Copyright (C) Vance Lankhaar <vlankhaar@linux.ca> 2003";
   6         print "   Copyright (C) Andrew Bartlett <abartlet@samba.org> 2001";
   7         print "   ";
   8         print "   This program is free software; you can redistribute it and/or modify";
   9         print "   it under the terms of the GNU General Public License as published by";
  10         print "   the Free Software Foundation; either version 3 of the License, or";
  11         print "   (at your option) any later version.";
  12         print "   ";
  13         print "   This program is distributed in the hope that it will be useful,";
  14         print "   but WITHOUT ANY WARRANTY; without even the implied warranty of";
  15         print "   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the";
  16         print "   GNU General Public License for more details.";
  17         print "   ";
  18         print "   You should have received a copy of the GNU General Public License";
  19         print "   along with this program; if not, see <http://www.gnu.org/licenses/>."
  20         print "*/";
  21         print "";
  22         print "#include \"includes.h\"";
  23         print "#include \"build_env.h\"";
  24         print "#include \"dynconfig.h\"";
  25         print "";
  26         print "static int output(bool screen, const char *format, ...) PRINTF_ATTRIBUTE(2,3);";
  27         print "void build_options(bool screen);";
  28         print "";
  29         print "";
  30         print "/****************************************************************************";
  31         print "helper function for build_options";
  32         print "****************************************************************************/";
  33         print "static int output(bool screen, const char *format, ...)";
  34         print "{";
  35         print "       char *ptr = NULL;";
  36         print "       int ret = 0;";
  37         print "       va_list ap;";
  38         print "       ";
  39         print "       va_start(ap, format);";
  40         print "       ret = vasprintf(&ptr,format,ap);";
  41         print "       va_end(ap);";
  42         print "";
  43         print "       if (screen) {";
  44         print "              d_printf(\"%s\", ptr ? ptr : \"\");";
  45         print "       } else {";
  46         print "        DEBUG(4,(\"%s\", ptr ? ptr : \"\"));";
  47         print "       }";
  48         print "       ";
  49         print "       SAFE_FREE(ptr);";
  50         print "       return ret;";
  51         print "}";
  52         print "";
  53         print "/****************************************************************************";
  54         print "options set at build time for the samba suite";
  55         print "****************************************************************************/";
  56         print "void build_options(bool screen)";
  57         print "{";
  58         print "       if ((DEBUGLEVEL < 4) && (!screen)) {";
  59         print "        return;";
  60         print "       }";
  61         print "";
  62         print "#ifdef _BUILD_ENV_H";
  63         print "       /* Output information about the build environment */";
  64         print "       output(screen,\"Build environment:\\n\");";
  65         print "       output(screen,\"   Built by:    %s@%s\\n\",BUILD_ENV_USER,BUILD_ENV_HOST);";
  66         print "       output(screen,\"   Built on:    %s\\n\",BUILD_ENV_DATE);";
  67         print "";
  68         print "       output(screen,\"   Built using: %s\\n\",BUILD_ENV_COMPILER);";
  69         print "       output(screen,\"   Build host:  %s\\n\",BUILD_ENV_UNAME);";
  70         print "       output(screen,\"   SRCDIR:      %s\\n\",BUILD_ENV_SRCDIR);";
  71         print "       output(screen,\"   BUILDDIR:    %s\\n\",BUILD_ENV_BUILDDIR);";
  72         print "";
  73         print "     ";
  74         print "#endif";
  75         print "";
  76
  77         print "       /* Output various paths to files and directories */";
  78         print "       output(screen,\"\\nPaths:\\n\");";
  79
  80         print "       output(screen,\"   SBINDIR: %s\\n\", get_dyn_SBINDIR());";
  81         print "       output(screen,\"   BINDIR: %s\\n\", get_dyn_BINDIR());";
  82         print "       output(screen,\"   SWATDIR: %s\\n\", get_dyn_SWATDIR());";
  83
  84         print "       output(screen,\"   CONFIGFILE: %s\\n\", get_dyn_CONFIGFILE());";
  85         print "       output(screen,\"   LOGFILEBASE: %s\\n\", get_dyn_LOGFILEBASE());";
  86         print "       output(screen,\"   LMHOSTSFILE: %s\\n\",get_dyn_LMHOSTSFILE());";
  87
  88         print "       output(screen,\"   LIBDIR: %s\\n\",get_dyn_LIBDIR());";
  89         print "       output(screen,\"   MODULESDIR: %s\\n\",get_dyn_MODULESDIR());";
  90         print "       output(screen,\"   SHLIBEXT: %s\\n\",get_dyn_SHLIBEXT());";
  91
  92         print "       output(screen,\"   LOCKDIR: %s\\n\",get_dyn_LOCKDIR());";
  93         print "       output(screen,\"   PIDDIR: %s\\n\", get_dyn_PIDDIR());";
  94
  95         print "       output(screen,\"   SMB_PASSWD_FILE: %s\\n\",get_dyn_SMB_PASSWD_FILE());";
  96         print "       output(screen,\"   PRIVATE_DIR: %s\\n\",get_dyn_PRIVATE_DIR());";
  97         print "";
  98
  99
 100 ##################################################
 101 # predefine first element of *_ary
 102 # predefine *_i (num of elements in *_ary)
 103         with_ary[0]="";
 104         with_i=0;
 105         have_ary[0]="";
 106         have_i=0;
 107         utmp_ary[0]="";
 108         utmp_i=0;
 109         misc_ary[0]="";
 110         misc_i=0;
 111         sys_ary[0]="";
 112         sys_i=0;
 113         headers_ary[0]="";
 114         headers_i=0;
 115         in_comment = 0;
 116 }
 117
 118 # capture single line comments
 119 /^\/\* (.*?)\*\// {
 120         last_comment = $0;
 121         next;
 122 }
 123
 124 # end capture multi-line comments
 125 /(.*?)\*\// {
 126         last_comment = last_comment $0;
 127         in_comment = 0;
 128         next;
 129 }
 130
 131 # capture middle lines of multi-line comments
 132 in_comment {
 133         last_comment = last_comment $0;
 134         next;
 135 }
 136
 137 # begin capture multi-line comments
 138 /^\/\* (.*?)/ {
 139         last_comment = $0;
 140         in_comment = 1;
 141         next
 142 }
 143
 144 ##################################################
 145 # if we have an #undef and a last_comment, store it
 146 /^\#undef/ {
 147         split($0,a);
 148         comments_ary[a[2]] = last_comment;
 149         last_comment = "";
 150 }
 151
 152 ##################################################
 153 # for each line, sort into appropriate section
 154 # then move on
 155
 156 /^\#undef WITH/ {
 157         with_ary[with_i++] = a[2];
 158         # we want (I think) to allow --with to show up in more than one place, so no next
 159 }
 160
 161
 162 /^\#undef HAVE_UT_UT_/ || /^\#undef .*UTMP/ {
 163         utmp_ary[utmp_i++] = a[2];
 164         next;
 165 }
 166
 167 /^\#undef HAVE_SYS_.*?_H$/ {
 168         sys_ary[sys_i++] = a[2];
 169         next;
 170 }
 171
 172 /^\#undef HAVE_.*?_H$/ {
 173         headers_ary[headers_i++] = a[2];
 174         next;
 175 }
 176
 177 /^\#undef HAVE_/ {
 178         have_ary[have_i++] = a[2];
 179         next;
 180 }
 181
 182 /^\#undef/ {
 183         misc_ary[misc_i++] = a[2];
 184         next;
 185 }
 186
 187
 188 ##################################################
 189 # simple sort function
 190 function sort(ARRAY, ELEMENTS) {
 191         for (i = 1; i <= ELEMENTS; ++i) {
 192                 for (j = i; (j-1) in ARRAY && (j) in ARRAY && ARRAY[j-1] > ARRAY[j]; --j) {
 193                         temp = ARRAY[j];
 194                         ARRAY[j] = ARRAY[j-1];
 195                         ARRAY[j-1] = temp;
 196                 }
 197         }
 198         return;
 199 }
 200
 201
 202 ##################################################
 203 # output code from list of defined
 204 # expects: ARRAY     an array of things defined
 205 #          ELEMENTS  number of elements in ARRAY
 206 #          TITLE     title for section
 207 # returns: nothing
 208 function output(ARRAY, ELEMENTS, TITLE) {
 209
 210         # add section header
 211         print "\n\t/* Show " TITLE " */";
 212         print "\toutput(screen, \"\\n " TITLE ":\\n\");\n";
 213
 214
 215         # sort element using bubble sort (slow, but easy)
 216         sort(ARRAY, ELEMENTS);
 217
 218         # loop through array of defines, outputting code
 219         for (i = 0; i < ELEMENTS; i++) {
 220                 print "#ifdef " ARRAY[i];
 221
 222                 # I don't know which one to use....
 223
 224                 print "\toutput(screen, \"   " ARRAY[i] "\\n\");";
 225                 #printf "\toutput(screen, \"   %s\\n   %s\\n\\n\");\n", comments_ary[ARRAY[i]], ARRAY[i];
 226                 #printf "\toutput(screen, \"   %-35s   %s\\n\");\n", ARRAY[i], comments_ary[ARRAY[i]];
 227
 228                 print "#endif";
 229         }
 230         return;
 231 }
 232
 233 END {
 234         ##################################################
 235         # add code to show various options
 236         print "/* Output various other options (as gleaned from include/config.h.in) */";
 237         output(sys_ary,     sys_i,     "System Headers");
 238         output(headers_ary, headers_i, "Headers");
 239         output(utmp_ary,    utmp_i,    "UTMP Options");
 240         output(have_ary,    have_i,    "HAVE_* Defines");
 241         output(with_ary,    with_i,    "--with Options");
 242         output(misc_ary,    misc_i,    "Build Options");
 243
 244         ##################################################
 245         # add code to display the various type sizes
 246         print "       /* Output the sizes of the various types */";
 247         print "       output(screen, \"\\nType sizes:\\n\");";
 248         print "       output(screen, \"   sizeof(char):         %lu\\n\",(unsigned long)sizeof(char));";
 249         print "       output(screen, \"   sizeof(int):          %lu\\n\",(unsigned long)sizeof(int));";
 250         print "       output(screen, \"   sizeof(long):         %lu\\n\",(unsigned long)sizeof(long));";
 251         print "#if HAVE_LONGLONG"
 252         print "       output(screen, \"   sizeof(long long):    %lu\\n\",(unsigned long)sizeof(long long));";
 253         print "#endif"
 254         print "       output(screen, \"   sizeof(uint8):        %lu\\n\",(unsigned long)sizeof(uint8));";
 255         print "       output(screen, \"   sizeof(uint16):       %lu\\n\",(unsigned long)sizeof(uint16));";
 256         print "       output(screen, \"   sizeof(uint32):       %lu\\n\",(unsigned long)sizeof(uint32));";
 257         print "       output(screen, \"   sizeof(short):        %lu\\n\",(unsigned long)sizeof(short));";
 258         print "       output(screen, \"   sizeof(void*):        %lu\\n\",(unsigned long)sizeof(void*));";
 259         print "       output(screen, \"   sizeof(size_t):       %lu\\n\",(unsigned long)sizeof(size_t));";
 260         print "       output(screen, \"   sizeof(off_t):        %lu\\n\",(unsigned long)sizeof(off_t));";
 261         print "       output(screen, \"   sizeof(ino_t):        %lu\\n\",(unsigned long)sizeof(ino_t));";
 262         print "       output(screen, \"   sizeof(dev_t):        %lu\\n\",(unsigned long)sizeof(dev_t));";
 263
 264         ##################################################
 265         # add code to give information about modules
 266         print "       output(screen, \"\\nBuiltin modules:\\n\");";
 267         print "       output(screen, \"   %s\\n\", STRING_STATIC_MODULES);";
 268
 269         print "}";
 270
 271 }
 272