config.sh

   1 #!/bin/sh
   2
   3 # Configuration shell script
   4
   5 # gets program version
   6 VERSION=`cut -f2 -d\" VERSION`
   7
   8 # default installation prefix
   9 PREFIX=/usr/local
  10
  11 # installation directory for documents
  12 DOCDIR=""
  13
  14 # parse arguments
  15 while [ $# -gt 0 ] ; do
  16
  17         case $1 in
  18         --without-win32)        WITHOUT_WIN32=1 ;;
  19         --without-unix-glob)    WITHOUT_UNIX_GLOB=1 ;;
  20         --with-included-regex)  WITH_INCLUDED_REGEX=1 ;;
  21         --with-pcre)            WITH_PCRE=1 ;;
  22         --without-gettext)      WITHOUT_GETTEXT=1 ;;
  23         --without-iconv)        WITHOUT_ICONV=1 ;;
  24         --without-wcwidth)      WITHOUT_WCWIDTH=1 ;;
  25         --help)                 CONFIG_HELP=1 ;;
  26
  27         --prefix)               PREFIX=$2 ; shift ;;
  28         --prefix=*)             PREFIX=`echo $1 | sed -e 's/--prefix=//'` ;;
  29
  30         --docdir)               DOCDIR=$2 ; shift ;;
  31         --docdir=*)             DOCDIR=`echo $1 | sed -e 's/--docdir=//'` ;;
  32
  33         esac
  34
  35         shift
  36 done
  37
  38 if [ "$CONFIG_HELP" = "1" ] ; then
  39
  40         echo "Available options:"
  41         echo "--prefix=PREFIX       Installation prefix ($PREFIX)."
  42         echo "--docdir=DOCDIR       Instalation directory for documentation."
  43         echo "--without-win32       Disable win32 interface detection."
  44         echo "--without-unix-glob   Disable glob.h usage (use workaround)."
  45         echo "--with-included-regex Use included regex code (gnu_regex.c)."
  46         echo "--with-pcre           Enable PCRE library detection."
  47         echo "--without-gettext     Disable gettext usage."
  48         echo "--without-iconv       Disable iconv usage."
  49         echo "--without-wcwidth     Disable system wcwidth() (use Marcus Kuhn's)."
  50
  51         echo
  52         echo "Environment variables:"
  53         echo "CC                    C Compiler."
  54         echo "AR                    Library Archiver."
  55
  56         exit 1
  57 fi
  58
  59 if [ "$DOCDIR" = "" ] ; then
  60         DOCDIR=$PREFIX/share/doc/mpdm
  61 fi
  62
  63 echo "Configuring MPDM..."
  64
  65 echo "/* automatically created by config.sh - do not modify */" > config.h
  66 echo "# automatically created by config.sh - do not modify" > makefile.opts
  67 > config.ldflags
  68 > config.cflags
  69 > .config.log
  70
  71 # set compiler
  72 if [ "$CC" = "" ] ; then
  73         CC=cc
  74         # if CC is unset, try if gcc is available
  75         which gcc > /dev/null
  76
  77         if [ $? = 0 ] ; then
  78                 CC=gcc
  79         fi
  80 fi
  81
  82 echo "CC=$CC" >> makefile.opts
  83
  84 # set cflags
  85 if [ "$CFLAGS" = "" -a "$CC" = "gcc" ] ; then
  86         CFLAGS="-g -Wall"
  87 fi
  88
  89 echo "CFLAGS=$CFLAGS" >> makefile.opts
  90
  91 # Add CFLAGS to CC
  92 CC="$CC $CFLAGS"
  93
  94 # set archiver
  95 if [ "$AR" = "" ] ; then
  96         AR=ar
  97 fi
  98
  99 echo "AR=$AR" >> makefile.opts
 100
 101 # add version
 102 cat VERSION >> config.h
 103
 104 # add installation prefix
 105 echo "#define CONFOPT_PREFIX \"$PREFIX\"" >> config.h
 106
 107 #########################################################
 108
 109 # configuration directives
 110
 111 # Win32
 112 echo -n "Testing for win32... "
 113 if [ "$WITHOUT_WIN32" = "1" ] ; then
 114         echo "Disabled by user"
 115 else
 116         echo "#include <windows.h>" > .tmp.c
 117         echo "#include <commctrl.h>" >> .tmp.c
 118         echo "int STDCALL WinMain(HINSTANCE h, HINSTANCE p, LPSTR c, int m)" >> .tmp.c
 119         echo "{ return 0; }" >> .tmp.c
 120
 121         TMP_LDFLAGS="-mwindows -lcomctl32"
 122         $CC .tmp.c $TMP_LDFLAGS -o .tmp.o 2>> .config.log
 123
 124         if [ $? = 0 ] ; then
 125                 echo "#define CONFOPT_WIN32 1" >> config.h
 126                 echo "$TMP_LDFLAGS " >> config.ldflags
 127                 echo "OK"
 128                 WITHOUT_UNIX_GLOB=1
 129         else
 130                 echo "No"
 131         fi
 132 fi
 133
 134 # glob.h support
 135 if [ "$WITHOUT_UNIX_GLOB" != 1 ] ; then
 136         echo -n "Testing for unix-like glob.h... "
 137         echo "#include <stdio.h>" > .tmp.c
 138         echo "#include <glob.h>" >> .tmp.c
 139         echo "int main(void) { glob_t g; g.gl_offs=1; glob(\"*\",GLOB_MARK,NULL,&g); return 0; }" >> .tmp.c
 140
 141         $CC .tmp.c -o .tmp.o 2>> .config.log
 142
 143         if [ $? = 0 ] ; then
 144                 echo "#define CONFOPT_GLOB_H 1" >> config.h
 145                 echo "OK"
 146         else
 147                 echo "No; activating workaround"
 148         fi
 149 fi
 150
 151 # regex
 152 echo -n "Testing for regular expressions... "
 153
 154 if [ "$WITH_PCRE" = 1 ] ; then
 155         # try first the pcre library
 156         TMP_CFLAGS="-I/usr/local/include"
 157         TMP_LDFLAGS="-L/usr/local/lib -lpcre -lpcreposix"
 158         echo "#include <pcreposix.h>" > .tmp.c
 159         echo "int main(void) { regex_t r; regmatch_t m; regcomp(&r,\".*\",REG_EXTENDED|REG_ICASE); return 0; }" >> .tmp.c
 160
 161         $CC $TMP_CFLAGS .tmp.c $TMP_LDFLAGS -o .tmp.o 2>> .config.log
 162
 163         if [ $? = 0 ] ; then
 164                 echo "OK (using pcre library)"
 165                 echo "#define CONFOPT_PCRE 1" >> config.h
 166                 echo "$TMP_CFLAGS " >> config.cflags
 167                 echo "$TMP_LDFLAGS " >> config.ldflags
 168                 REGEX_YET=1
 169         fi
 170 fi
 171
 172 if [ "$REGEX_YET" != 1 -a "$WITH_INCLUDED_REGEX" != 1 ] ; then
 173         echo "#include <sys/types.h>" > .tmp.c
 174         echo "#include <regex.h>" >> .tmp.c
 175         echo "int main(void) { regex_t r; regmatch_t m; regcomp(&r,\".*\",REG_EXTENDED|REG_ICASE); return 0; }" >> .tmp.c
 176
 177         $CC .tmp.c -o .tmp.o 2>> .config.log
 178
 179         if [ $? = 0 ] ; then
 180                 echo "OK (using system one)"
 181                 echo "#define CONFOPT_SYSTEM_REGEX 1" >> config.h
 182                 REGEX_YET=1
 183         fi
 184 fi
 185
 186 if [ "$REGEX_YET" != 1 ] ; then
 187         # if system libraries lack regex, try compiling the
 188         # included gnu_regex.c
 189
 190         $CC -c -DSTD_HEADERS -DREGEX gnu_regex.c -o .tmp.o 2>> .config.log
 191
 192         if [ $? = 0 ] ; then
 193                 echo "OK (using included gnu_regex.c)"
 194                 echo "#define HAVE_STRING_H 1" >> config.h
 195                 echo "#define REGEX 1" >> config.h
 196                 echo "#define CONFOPT_INCLUDED_REGEX 1" >> config.h
 197         else
 198                 echo "#define CONFOPT_NO_REGEX 1" >> config.h
 199                 echo "No (No usable regex library)"
 200                 exit 1
 201         fi
 202 fi
 203
 204 # unistd.h detection
 205 echo -n "Testing for unistd.h... "
 206 echo "#include <unistd.h>" > .tmp.c
 207 echo "int main(void) { return(0); }" >> .tmp.c
 208
 209 $CC .tmp.c -o .tmp.o 2>> .config.log
 210
 211 if [ $? = 0 ] ; then
 212         echo "#define CONFOPT_UNISTD_H 1" >> config.h
 213         echo "OK"
 214 else
 215         echo "No"
 216 fi
 217
 218 # sys/types.h detection
 219 echo -n "Testing for sys/types.h... "
 220 echo "#include <sys/types.h>" > .tmp.c
 221 echo "int main(void) { return(0); }" >> .tmp.c
 222
 223 $CC .tmp.c -o .tmp.o 2>> .config.log
 224
 225 if [ $? = 0 ] ; then
 226         echo "#define CONFOPT_SYS_TYPES_H 1" >> config.h
 227         echo "OK"
 228 else
 229         echo "No"
 230 fi
 231
 232 # sys/wait.h detection
 233 echo -n "Testing for sys/wait.h... "
 234 echo "#include <sys/wait.h>" > .tmp.c
 235 echo "int main(void) { return(0); }" >> .tmp.c
 236
 237 $CC .tmp.c -o .tmp.o 2>> .config.log
 238
 239 if [ $? = 0 ] ; then
 240         echo "#define CONFOPT_SYS_WAIT_H 1" >> config.h
 241         echo "OK"
 242 else
 243         echo "No"
 244 fi
 245
 246 # sys/stat.h detection
 247 echo -n "Testing for sys/stat.h... "
 248 echo "#include <sys/stat.h>" > .tmp.c
 249 echo "int main(void) { return(0); }" >> .tmp.c
 250
 251 $CC .tmp.c -o .tmp.o 2>> .config.log
 252
 253 if [ $? = 0 ] ; then
 254         echo "#define CONFOPT_SYS_STAT_H 1" >> config.h
 255         echo "OK"
 256 else
 257         echo "No"
 258 fi
 259
 260 # pwd.h detection
 261 echo -n "Testing for pwd.h... "
 262 echo "#include <pwd.h>" > .tmp.c
 263 echo "int main(void) { return(0); }" >> .tmp.c
 264
 265 $CC .tmp.c -o .tmp.o 2>> .config.log
 266
 267 if [ $? = 0 ] ; then
 268         echo "#define CONFOPT_PWD_H 1" >> config.h
 269         echo "OK"
 270 else
 271         echo "No"
 272 fi
 273
 274 # chown() detection
 275 echo -n "Testing for chown()... "
 276 echo "#include <sys/types.h>" > .tmp.c
 277 echo "#include <unistd.h>" >> .tmp.c
 278 echo "int main(void) { chown(\"file\", 0, 0); }" >> .tmp.c
 279
 280 $CC .tmp.c -o .tmp.o 2>> .config.log
 281
 282 if [ $? = 0 ] ; then
 283         echo "#define CONFOPT_CHOWN 1" >> config.h
 284         echo "OK"
 285 else
 286         echo "No"
 287 fi
 288
 289 # gettext support
 290 echo -n "Testing for gettext... "
 291
 292 if [ "$WITHOUT_GETTEXT" = "1" ] ; then
 293         echo "Disabled by user"
 294 else
 295         echo "#include <libintl.h>" > .tmp.c
 296         echo "#include <locale.h>" >> .tmp.c
 297         echo "int main(void) { setlocale(LC_ALL, \"\"); gettext(\"hi\"); return 0; }" >> .tmp.c
 298
 299         # try first to compile without -lintl
 300         $CC .tmp.c -o .tmp.o 2>> .config.log
 301
 302         if [ $? = 0 ] ; then
 303                 echo "OK"
 304                 echo "#define CONFOPT_GETTEXT 1" >> config.h
 305         else
 306                 # try now with -lintl
 307                 TMP_LDFLAGS="-lintl"
 308
 309                 $CC .tmp.c $TMP_LDFLAGS -o .tmp.o 2>> .config.log
 310
 311                 if [ $? = 0 ] ; then
 312                         echo "OK (libintl needed)"
 313                         echo "#define CONFOPT_GETTEXT 1" >> config.h
 314                         echo "$TMP_LDFLAGS" >> config.ldflags
 315                 else
 316                         echo "No"
 317                 fi
 318         fi
 319 fi
 320
 321
 322 # iconv support
 323 echo -n "Testing for iconv... "
 324
 325 if [ "$WITHOUT_ICONV" = "1" ] ; then
 326         echo "Disabled by user"
 327 else
 328         echo "#include <iconv.h>" > .tmp.c
 329         echo "#include <locale.h>" >> .tmp.c
 330         echo "int main(void) { setlocale(LC_ALL, \"\"); iconv_open(\"WCHAR_T\", \"ISO-8859-1\"); return 0; }" >> .tmp.c
 331
 332         # try first to compile without -liconv
 333         $CC .tmp.c -o .tmp.o 2>> .config.log
 334
 335         if [ $? = 0 ] ; then
 336                 echo "OK"
 337                 echo "#define CONFOPT_ICONV 1" >> config.h
 338         else
 339                 # try now with -liconv
 340                 TMP_LDFLAGS="-liconv"
 341
 342                 $CC .tmp.c $TMP_LDFLAGS -o .tmp.o 2>> .config.log
 343
 344                 if [ $? = 0 ] ; then
 345                         echo "OK (libiconv needed)"
 346                         echo "#define CONFOPT_ICONV 1" >> config.h
 347                         echo "$TMP_LDFLAGS" >> config.ldflags
 348                 else
 349                         echo "No"
 350                 fi
 351         fi
 352 fi
 353
 354 # wcwidth() existence
 355 echo -n "Testing for wcwidth()... "
 356
 357 if [ "$WITHOUT_WCWIDTH" = "1" ] ; then
 358         echo "Disabled by user (using Markus Kuhn's)"
 359 else
 360         echo "#include <wchar.h>" > .tmp.c
 361         echo "int main(void) { wcwidth(L'a'); return 0; }" >> .tmp.c
 362
 363         $CC .tmp.c -o .tmp.o 2>> .config.log
 364
 365         if [ $? = 0 ] ; then
 366                 echo "OK"
 367                 echo "#define CONFOPT_WCWIDTH 1" >> config.h
 368         else
 369                 echo "No; using Markus Kuhn's wcwidth()"
 370         fi
 371 fi
 372
 373 if [ "$WITH_NULL_HASH" = "1" ] ; then
 374         echo "Selecting NULL hash function"
 375
 376         echo "#define CONFOPT_NULL_HASH 1" >> config.h
 377 fi
 378
 379 #########################################################
 380
 381 # final setup
 382
 383 echo "VERSION=$VERSION" >> makefile.opts
 384 echo "PREFIX=\$(DESTDIR)$PREFIX" >> makefile.opts
 385 echo "DOCDIR=\$(DESTDIR)$DOCDIR" >> makefile.opts
 386 echo >> makefile.opts
 387
 388 cat makefile.opts makefile.in makefile.depend > Makefile
 389
 390 #########################################################
 391
 392 # cleanup
 393
 394 rm -f .tmp.c .tmp.o
 395
 396 exit 0