src/src/macro_predef.c

   1 /*************************************************
   2 *     Exim - an Internet mail transport agent    *
   3 *************************************************/
   4
   5 /* Copyright (c) Jeremy Harris 2017 */
   6 /* See the file NOTICE for conditions of use and distribution. */
   7
   8 /* Create a static data structure with the predefined macros, to be
   9 included in the main Exim build */
  10
  11 #include "exim.h"
  12 #include "macro_predef.h"
  13
  14 unsigned mp_index = 0;
  15
  16 /* Global dummy variables */
  17
  18 void fn_smtp_receive_timeout(const uschar * name, const uschar * str) {}
  19 uschar * syslog_facility_str;
  20
  21 /******************************************************************************/
  22
  23 void
  24 builtin_macro_create(const uschar * name)
  25 {
  26 printf ("static macro_item p%d = { ", mp_index);
  27 if (mp_index == 0)
  28   printf(".next=NULL,");
  29 else
  30   printf(".next=&p%d,", mp_index-1);
  31
  32 printf(" .command_line=FALSE, .namelen=%d, .replen=1,"
  33         " .name=US\"%s\", .replacement=US\"y\" };\n",
  34         Ustrlen(name), CS name);
  35 mp_index++;
  36 }
  37
  38 void
  39 spf(uschar * buf, int len, const uschar * fmt, ...)
  40 {
  41 va_list ap;
  42 va_start(ap, fmt);
  43
  44 while (*fmt && len > 1)
  45   if (*fmt == '%' && fmt[1] == 'T')
  46     {
  47     uschar * s = va_arg(ap, uschar *);
  48     while (*s && len-- > 1)
  49       *buf++ = toupper(*s++);
  50     fmt += 2;
  51     }
  52   else
  53     {
  54     *buf++ = *fmt++; len--;
  55     }
  56 *buf = '\0';
  57 va_end(ap);
  58 }
  59
  60 void
  61 options_from_list(optionlist * opts, unsigned nopt,
  62   const uschar * section, uschar * group)
  63 {
  64 int i;
  65 const uschar * s;
  66 uschar buf[64];
  67
  68 /* The 'previously-defined-substring' rule for macros in config file
  69 lines is done thus for these builtin macros: we know that the table
  70 we source from is in strict alpha order, hence the builtins portion
  71 of the macros list is in reverse-alpha (we prepend them) - so longer
  72 macros that have substrings are always discovered first during
  73 expansion. */
  74
  75 for (i = 0; i < nopt; i++)  if (*(s = US opts[i].name) && *s != '*')
  76   {
  77   if (group)
  78     spf(buf, sizeof(buf), CUS"_OPT_%T_%T_%T", section, group, s);
  79   else
  80     spf(buf, sizeof(buf), CUS"_OPT_%T_%T", section, s);
  81   builtin_macro_create(buf);
  82   }
  83 }
  84
  85
  86 /******************************************************************************/
  87
  88
  89 /* Create compile-time feature macros */
  90 static void
  91 features(void)
  92 {
  93 /* Probably we could work out a static initialiser for wherever
  94 macros are stored, but this will do for now. Some names are awkward
  95 due to conflicts with other common macros. */
  96
  97 #ifdef SUPPORT_CRYPTEQ
  98   builtin_macro_create(US"_HAVE_CRYPTEQ");
  99 #endif
 100 #if HAVE_ICONV
 101   builtin_macro_create(US"_HAVE_ICONV");
 102 #endif
 103 #if HAVE_IPV6
 104   builtin_macro_create(US"_HAVE_IPV6");
 105 #endif
 106 #ifdef HAVE_SETCLASSRESOURCES
 107   builtin_macro_create(US"_HAVE_SETCLASSRESOURCES");
 108 #endif
 109 #ifdef SUPPORT_PAM
 110   builtin_macro_create(US"_HAVE_PAM");
 111 #endif
 112 #ifdef EXIM_PERL
 113   builtin_macro_create(US"_HAVE_PERL");
 114 #endif
 115 #ifdef EXPAND_DLFUNC
 116   builtin_macro_create(US"_HAVE_DLFUNC");
 117 #endif
 118 #ifdef USE_TCP_WRAPPERS
 119   builtin_macro_create(US"_HAVE_TCPWRAPPERS");
 120 #endif
 121 #ifdef SUPPORT_TLS
 122   builtin_macro_create(US"_HAVE_TLS");
 123 # ifdef USE_GNUTLS
 124   builtin_macro_create(US"_HAVE_GNUTLS");
 125 # else
 126   builtin_macro_create(US"_HAVE_OPENSSL");
 127 # endif
 128 #endif
 129 #ifdef SUPPORT_TRANSLATE_IP_ADDRESS
 130   builtin_macro_create(US"_HAVE_TRANSLATE_IP_ADDRESS");
 131 #endif
 132 #ifdef SUPPORT_MOVE_FROZEN_MESSAGES
 133   builtin_macro_create(US"_HAVE_MOVE_FROZEN_MESSAGES");
 134 #endif
 135 #ifdef WITH_CONTENT_SCAN
 136   builtin_macro_create(US"_HAVE_CONTENT_SCANNING");
 137 #endif
 138 #ifndef DISABLE_DKIM
 139   builtin_macro_create(US"_HAVE_DKIM");
 140 #endif
 141 #ifndef DISABLE_DNSSEC
 142   builtin_macro_create(US"_HAVE_DNSSEC");
 143 #endif
 144 #ifndef DISABLE_EVENT
 145   builtin_macro_create(US"_HAVE_EVENT");
 146 #endif
 147 #ifdef SUPPORT_I18N
 148   builtin_macro_create(US"_HAVE_I18N");
 149 #endif
 150 #ifndef DISABLE_OCSP
 151   builtin_macro_create(US"_HAVE_OCSP");
 152 #endif
 153 #ifndef DISABLE_PRDR
 154   builtin_macro_create(US"_HAVE_PRDR");
 155 #endif
 156 #ifdef SUPPORT_PROXY
 157   builtin_macro_create(US"_HAVE_PROXY");
 158 #endif
 159 #ifdef SUPPORT_SOCKS
 160   builtin_macro_create(US"_HAVE_SOCKS");
 161 #endif
 162 #ifdef TCP_FASTOPEN
 163   builtin_macro_create(US"_HAVE_TCP_FASTOPEN");
 164 #endif
 165 #ifdef EXPERIMENTAL_LMDB
 166   builtin_macro_create(US"_HAVE_LMDB");
 167 #endif
 168 #ifdef EXPERIMENTAL_SPF
 169   builtin_macro_create(US"_HAVE_SPF");
 170 #endif
 171 #ifdef EXPERIMENTAL_SRS
 172   builtin_macro_create(US"_HAVE_SRS");
 173 #endif
 174 #ifdef EXPERIMENTAL_BRIGHTMAIL
 175   builtin_macro_create(US"_HAVE_BRIGHTMAIL");
 176 #endif
 177 #ifdef EXPERIMENTAL_DANE
 178   builtin_macro_create(US"_HAVE_DANE");
 179 #endif
 180 #ifdef EXPERIMENTAL_DCC
 181   builtin_macro_create(US"_HAVE_DCC");
 182 #endif
 183 #ifdef EXPERIMENTAL_DMARC
 184   builtin_macro_create(US"_HAVE_DMARC");
 185 #endif
 186 #ifdef EXPERIMENTAL_DSN_INFO
 187   builtin_macro_create(US"_HAVE_DSN_INFO");
 188 #endif
 189
 190 #ifdef LOOKUP_LSEARCH
 191   builtin_macro_create(US"_HAVE_LOOKUP_LSEARCH");
 192 #endif
 193 #ifdef LOOKUP_CDB
 194   builtin_macro_create(US"_HAVE_LOOKUP_CDB");
 195 #endif
 196 #ifdef LOOKUP_DBM
 197   builtin_macro_create(US"_HAVE_LOOKUP_DBM");
 198 #endif
 199 #ifdef LOOKUP_DNSDB
 200   builtin_macro_create(US"_HAVE_LOOKUP_DNSDB");
 201 #endif
 202 #ifdef LOOKUP_DSEARCH
 203   builtin_macro_create(US"_HAVE_LOOKUP_DSEARCH");
 204 #endif
 205 #ifdef LOOKUP_IBASE
 206   builtin_macro_create(US"_HAVE_LOOKUP_IBASE");
 207 #endif
 208 #ifdef LOOKUP_LDAP
 209   builtin_macro_create(US"_HAVE_LOOKUP_LDAP");
 210 #endif
 211 #ifdef EXPERIMENTAL_LMDB
 212   builtin_macro_create(US"_HAVE_LOOKUP_LMDB");
 213 #endif
 214 #ifdef LOOKUP_MYSQL
 215   builtin_macro_create(US"_HAVE_LOOKUP_MYSQL");
 216 #endif
 217 #ifdef LOOKUP_NIS
 218   builtin_macro_create(US"_HAVE_LOOKUP_NIS");
 219 #endif
 220 #ifdef LOOKUP_NISPLUS
 221   builtin_macro_create(US"_HAVE_LOOKUP_NISPLUS");
 222 #endif
 223 #ifdef LOOKUP_ORACLE
 224   builtin_macro_create(US"_HAVE_LOOKUP_ORACLE");
 225 #endif
 226 #ifdef LOOKUP_PASSWD
 227   builtin_macro_create(US"_HAVE_LOOKUP_PASSWD");
 228 #endif
 229 #ifdef LOOKUP_PGSQL
 230   builtin_macro_create(US"_HAVE_LOOKUP_PGSQL");
 231 #endif
 232 #ifdef LOOKUP_REDIS
 233   builtin_macro_create(US"_HAVE_LOOKUP_REDIS");
 234 #endif
 235 #ifdef LOOKUP_SQLITE
 236   builtin_macro_create(US"_HAVE_LOOKUP_SQLITE");
 237 #endif
 238 #ifdef LOOKUP_TESTDB
 239   builtin_macro_create(US"_HAVE_LOOKUP_TESTDB");
 240 #endif
 241 #ifdef LOOKUP_WHOSON
 242   builtin_macro_create(US"_HAVE_LOOKUP_WHOSON");
 243 #endif
 244
 245 #ifdef TRANSPORT_APPENDFILE
 246 # ifdef SUPPORT_MAILDIR
 247   builtin_macro_create(US"_HAVE_TRANSPORT_APPEND_MAILDIR");
 248 # endif
 249 # ifdef SUPPORT_MAILSTORE
 250   builtin_macro_create(US"_HAVE_TRANSPORT_APPEND_MAILSTORE");
 251 # endif
 252 # ifdef SUPPORT_MBX
 253   builtin_macro_create(US"_HAVE_TRANSPORT_APPEND_MBX");
 254 # endif
 255 #endif
 256 }
 257
 258
 259 static void
 260 options(void)
 261 {
 262 options_main();
 263 options_routers();
 264 options_transports();
 265 options_auths();
 266 }
 267
 268
 269 int
 270 main(void)
 271 {
 272 printf("#include \"exim.h\"\n");
 273 features();
 274 options();
 275
 276 printf("macro_item * macros = &p%d;\n", mp_index-1);
 277 printf("macro_item * mlast = &p0;\n");
 278 exit(0);
 279 }