source/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 2 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, write to the Free Software";
  20         print "   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.";
  21         print "*/";
  22         print "";
  23         print "#include \"includes.h\"";
  24         print "#include \"build_env.h\"";
  25         print "#include \"dynconfig.h\"";
  26         print "";
  27         print "static void output(BOOL screen, const char *format, ...) PRINTF_ATTRIBUTE(2,3);";
  28         print "void build_options(BOOL screen);";
  29         print "";
  30         print "";
  31         print "/****************************************************************************";
  32         print "helper function for build_options";
  33         print "****************************************************************************/";
  34         print "static void output(BOOL screen, const char *format, ...)";
  35         print "{";
  36         print "       char *ptr;";
  37         print "       va_list ap;";
  38         print "       ";
  39         print "       va_start(ap, format);";
  40         print "       vasprintf(&ptr,format,ap);";
  41         print "       va_end(ap);";
  42         print "";
  43         print "       if (screen) {";
  44         print "              d_printf(\"%s\", ptr);";
  45         print "       } else {";
  46         print "        DEBUG(4,(\"%s\", ptr));";
  47         print "       }";
  48         print "       ";
  49         print "       SAFE_FREE(ptr);";
  50         print "}";
  51         print "";
  52         print "/****************************************************************************";
  53         print "options set at build time for the samba suite";
  54         print "****************************************************************************/";
  55         print "void build_options(BOOL screen)";
  56         print "{";
  57         print "       if ((DEBUGLEVEL < 4) && (!screen)) {";
  58         print "        return;";
  59         print "       }";
  60         print "";
  61         print "#ifdef _BUILD_ENV_H";
  62         print "       /* Output information about the build environment */";
  63         print "       output(screen,\"Build environment:\\n\");";
  64         print "       output(screen,\"   Built by:    %s@%s\\n\",BUILD_ENV_USER,BUILD_ENV_HOST);";
  65         print "       output(screen,\"   Built on:    %s\\n\",BUILD_ENV_DATE);";
  66         print "";
  67         print "       output(screen,\"   Built using: %s\\n\",BUILD_ENV_COMPILER);";
  68         print "       output(screen,\"   Build host:  %s\\n\",BUILD_ENV_UNAME);";
  69         print "       output(screen,\"   SRCDIR:      %s\\n\",BUILD_ENV_SRCDIR);";
  70         print "       output(screen,\"   BUILDDIR:    %s\\n\",BUILD_ENV_BUILDDIR);";
  71         print "";
  72         print "     ";
  73         print "#endif";
  74         print "";
  75
  76         print "       /* Output various paths to files and directories */";
  77         print "       output(screen,\"\\nPaths:\\n\");";
  78
  79         print "       output(screen,\"   SBINDIR: %s\\n\", dyn_SBINDIR);";
  80         print "       output(screen,\"   BINDIR: %s\\n\", dyn_BINDIR);";
  81         print "       output(screen,\"   SWATDIR: %s\\n\", dyn_SWATDIR);";
  82
  83         print "       output(screen,\"   CONFIGFILE: %s\\n\", dyn_CONFIGFILE);";
  84         print "       output(screen,\"   LOGFILEBASE: %s\\n\", dyn_LOGFILEBASE);";
  85         print "       output(screen,\"   LMHOSTSFILE: %s\\n\",dyn_LMHOSTSFILE);";
  86
  87         print "       output(screen,\"   LIBDIR: %s\\n\",dyn_LIBDIR);";
  88         print "       output(screen,\"   SHLIBEXT: %s\\n\",dyn_SHLIBEXT);";
  89
  90         print "       output(screen,\"   LOCKDIR: %s\\n\",dyn_LOCKDIR);";
  91         print "       output(screen,\"   PIDDIR: %s\\n\", dyn_PIDDIR);";
  92
  93         print "       output(screen,\"   SMB_PASSWD_FILE: %s\\n\",dyn_SMB_PASSWD_FILE);";
  94         print "       output(screen,\"   PRIVATE_DIR: %s\\n\",dyn_PRIVATE_DIR);";
  95         print "";
  96
  97
  98 ##################################################
  99 # predefine first element of *_ary
 100 # predefine *_i (num of elements in *_ary)
 101         with_ary[0]="";
 102         with_i=0;
 103         have_ary[0]="";
 104         have_i=0;
 105         utmp_ary[0]="";
 106         utmp_i=0;
 107         misc_ary[0]="";
 108         misc_i=0;
 109         sys_ary[0]="";
 110         sys_i=0;
 111         headers_ary[0]="";
 112         headers_i=0;
 113         in_comment = 0;
 114 }
 115
 116 # capture single line comments
 117 /^\/\* (.*?)\*\// {
 118         last_comment = $0;
 119         next;
 120 }
 121
 122 # end capture multi-line comments
 123 /(.*?)\*\// {
 124         last_comment = last_comment $0;
 125         in_comment = 0;
 126         next;
 127 }
 128
 129 # capture middle lines of multi-line comments
 130 in_comment {
 131         last_comment = last_comment $0;
 132         next;
 133 }
 134
 135 # begin capture multi-line comments
 136 /^\/\* (.*?)/ {
 137         last_comment = $0;
 138         in_comment = 1;
 139         next
 140 }
 141
 142 ##################################################
 143 # if we have an #undef and a last_comment, store it
 144 /^\#undef/ {
 145         split($0,a);
 146         comments_ary[a[2]] = last_comment;
 147         last_comment = "";
 148 }
 149
 150 ##################################################
 151 # for each line, sort into appropriate section
 152 # then move on
 153
 154 /^\#undef WITH/ {
 155         with_ary[with_i++] = a[2];
 156         # we want (I think) to allow --with to show up in more than one place, so no next
 157 }
 158
 159
 160 /^\#undef HAVE_UT_UT_/ || /^\#undef .*UTMP/ {
 161         utmp_ary[utmp_i++] = a[2];
 162         next;
 163 }
 164
 165 /^\#undef HAVE_SYS_.*?_H$/ {
 166         sys_ary[sys_i++] = a[2];
 167         next;
 168 }
 169
 170 /^\#undef HAVE_.*?_H$/ {
 171         headers_ary[headers_i++] = a[2];
 172         next;
 173 }
 174
 175 /^\#undef HAVE_/ {
 176         have_ary[have_i++] = a[2];
 177         next;
 178 }
 179
 180 /^\#undef/ {
 181         misc_ary[misc_i++] = a[2];
 182         next;
 183 }
 184
 185
 186 ##################################################
 187 # simple sort function
 188 function sort(ARRAY, ELEMENTS) {
 189         for (i = 1; i <= ELEMENTS; ++i) {
 190                 for (j = i; (j-1) in ARRAY && (j) in ARRAY && ARRAY[j-1] > ARRAY[j]; --j) {
 191                         temp = ARRAY[j];
 192                         ARRAY[j] = ARRAY[j-1];
 193                         ARRAY[j-1] = temp;
 194                 }
 195         }
 196         return;
 197 }
 198
 199
 200 ##################################################
 201 # output code from list of defined
 202 # expects: ARRAY     an array of things defined
 203 #          ELEMENTS  number of elements in ARRAY
 204 #          TITLE     title for section
 205 # returns: nothing
 206 function output(ARRAY, ELEMENTS, TITLE) {
 207
 208         # add section header
 209         print "\n\t/* Show " TITLE " */";
 210         print "\toutput(screen, \"\\n " TITLE ":\\n\");\n";
 211
 212
 213         # sort element using bubble sort (slow, but easy)
 214         sort(ARRAY, ELEMENTS);
 215
 216         # loop through array of defines, outputting code
 217         for (i = 0; i < ELEMENTS; i++) {
 218                 print "#ifdef " ARRAY[i];
 219
 220                 # I don't know which one to use....
 221
 222                 print "\toutput(screen, \"   " ARRAY[i] "\\n\");";
 223                 #printf "\toutput(screen, \"   %s\\n   %s\\n\\n\");\n", comments_ary[ARRAY[i]], ARRAY[i];
 224                 #printf "\toutput(screen, \"   %-35s   %s\\n\");\n", ARRAY[i], comments_ary[ARRAY[i]];
 225
 226                 print "#endif";
 227         }
 228         return;
 229 }
 230
 231 END {
 232         ##################################################
 233         # add code to show various options
 234         print "/* Output various other options (as gleaned from include/config.h.in) */";
 235         output(sys_ary,     sys_i,     "System Headers");
 236         output(headers_ary, headers_i, "Headers");
 237         output(utmp_ary,    utmp_i,    "UTMP Options");
 238         output(have_ary,    have_i,    "HAVE_* Defines");
 239         output(with_ary,    with_i,    "--with Options");
 240         output(misc_ary,    misc_i,    "Build Options");
 241
 242         ##################################################
 243         # add code to display the various type sizes
 244         print "       /* Output the sizes of the various types */";
 245         print "       output(screen, \"\\nType sizes:\\n\");";
 246         print "       output(screen, \"   sizeof(char):         %lu\\n\",(unsigned long)sizeof(char));";
 247         print "       output(screen, \"   sizeof(int):          %lu\\n\",(unsigned long)sizeof(int));";
 248         print "       output(screen, \"   sizeof(long):         %lu\\n\",(unsigned long)sizeof(long));";
 249         print "#if HAVE_LONGLONG"
 250         print "       output(screen, \"   sizeof(long long):    %lu\\n\",(unsigned long)sizeof(long long));";
 251         print "#endif"
 252         print "       output(screen, \"   sizeof(uint8):        %lu\\n\",(unsigned long)sizeof(uint8));";
 253         print "       output(screen, \"   sizeof(uint16):       %lu\\n\",(unsigned long)sizeof(uint16));";
 254         print "       output(screen, \"   sizeof(uint32):       %lu\\n\",(unsigned long)sizeof(uint32));";
 255         print "       output(screen, \"   sizeof(short):        %lu\\n\",(unsigned long)sizeof(short));";
 256         print "       output(screen, \"   sizeof(void*):        %lu\\n\",(unsigned long)sizeof(void*));";
 257         print "       output(screen, \"   sizeof(size_t):       %lu\\n\",(unsigned long)sizeof(size_t));";
 258         print "       output(screen, \"   sizeof(off_t):        %lu\\n\",(unsigned long)sizeof(off_t));";
 259         print "       output(screen, \"   sizeof(ino_t):        %lu\\n\",(unsigned long)sizeof(ino_t));";
 260         print "       output(screen, \"   sizeof(dev_t):        %lu\\n\",(unsigned long)sizeof(dev_t));";
 261
 262         ##################################################
 263         # add code to give information about modules
 264         print "       output(screen, \"\\nBuiltin modules:\\n\");";
 265         print "       output(screen, \"   %s\\n\", STRING_STATIC_MODULES);";
 266
 267         print "}";
 268
 269 }
 270