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