1# 2# Check for ZLIB 3# 4AC_DEFUN([AX_CHECK_ZLIB], 5[ 6AC_ARG_WITH([zlib], 7 AC_HELP_STRING([--with-zlib=PATH], 8 [Use version of zlib in PATH]), 9 [with_zlib=$withval], 10 [with_zlib='']) 11have_zlib='no' 12LIB_ZLIB='' 13ZLIB_FLAGS='' 14ZLIB_HOME='' 15dnl PNG and TIFF require zlib so enable zlib check if PNG or TIFF is requested 16if test "x$with_zlib" != 'xno' || test "x$with_png" != 'xno' || test "x$with_tiff" != 'xno' ; then 17 AC_MSG_CHECKING(for ZLIB support ) 18 AC_MSG_RESULT() 19 if test "x$with_zlib" != 'x' ; then 20 if test -d "$with_zlib" ; then 21 ZLIB_HOME="$with_zlib" 22 else 23 AC_MSG_WARN([Sorry, $with_zlib does not exist, checking usual places]) 24 with_zlib='' 25 fi 26 fi 27 if test "x$ZLIB_HOME" = 'x' ; then 28 zlib_dirs="/usr /usr/local /opt /mingw /sw" 29 for i in $zlib_dirs; 30 do 31 if test -r "$i/include/zlib.h"; then 32 ZLIB_HOME="$i" 33 break 34 fi 35 done 36 if test "x$ZLIB_HOME" != 'x' ; then 37 AC_MSG_NOTICE([zlib home set to $ZLIB_HOME]) 38 else 39 AC_MSG_NOTICE([cannot find the zlib directory, assuming it is specified in CFLAGS]) 40 fi 41 fi 42 failed=0; 43 passed=0; 44 ZLIB_OLD_LDFLAGS=$LDFLAGS 45 ZLIB_OLD_CPPFLAGS=$CPPFLAGS 46 if test "x$ZLIB_HOME" != 'x' ; then 47 if test "x$HCPU" = 'xamd64' ; then 48 LDFLAGS="$LDFLAGS -L$ZLIB_HOME/lib64" 49 else 50 LDFLAGS="$LDFLAGS -L$ZLIB_HOME/lib" 51 fi 52 CPPFLAGS="$CPPFLAGS -I$ZLIB_HOME/include" 53 fi 54 AC_LANG_SAVE 55 AC_LANG_C 56 AC_CHECK_HEADER(zlib.h,passed=`expr $passed + 1`,failed=`expr $failed + 1`,) 57 AC_CHECK_LIB(z,inflate,passed=`expr $passed + 1`,failed=`expr $failed + 1`,) 58 AC_LANG_RESTORE 59 LDFLAGS="$ZLIB_OLD_LDFLAGS" 60 CPPFLAGS="$ZLIB_OLD_CPPFLAGS" 61 62 AC_MSG_CHECKING(if ZLIB package is complete) 63 if test $passed -gt 0 ; then 64 if test $failed -gt 0 ; then 65 AC_MSG_RESULT(no -- some components failed test) 66 have_zlib='no (failed tests)' 67 else 68 if test "x$ZLIB_HOME" = 'x' || test "x$ZLIB_HOME" = 'x/usr' ; then 69 LIB_ZLIB="-lz" 70 ZLIB_FLAGS="-DHasZLIB" 71 else 72 if test "x$HCPU" = 'xamd64' ; then 73 LIB_ZLIB="-L$ZLIB_HOME/lib64 -lz" 74 else 75 LIB_ZLIB="-L$ZLIB_HOME/lib -lz" 76 fi 77 ZLIB_FLAGS="-I$ZLIB_HOME/include -DHasZLIB" 78 fi 79 AC_MSG_RESULT(yes) 80 have_zlib='yes' 81 fi 82 else 83 AC_MSG_RESULT(no) 84 fi 85fi 86AM_CONDITIONAL(HasZLIB, test "x$have_zlib" = 'xyes') 87AC_SUBST(LIB_ZLIB) 88AC_SUBST(ZLIB_FLAGS) 89]) 90 91# 92# Check for PNG 93# 94AC_DEFUN([AX_CHECK_PNG], 95[ 96AC_ARG_WITH([png], 97 AC_HELP_STRING([--with-png=PATH], 98 [Use version of png in PATH]), 99 [with_png=$withval], 100 [with_png='']) 101have_png='no' 102LIB_PNG='' 103PNG_FLAGS='' 104PNG_HOME='' 105if test "x$with_png" != 'xno' ; then 106 AC_MSG_CHECKING(for PNG support ) 107 AC_MSG_RESULT() 108 if test "x$with_png" != 'x' ; then 109 if test -d "$with_png" ; then 110 PNG_HOME="$with_png" 111 else 112 AC_MSG_WARN([Sorry, $with_png does not exist, checking usual places]) 113 with_png='' 114 fi 115 fi 116 if test "x$PNG_HOME" = 'x' ; then 117 png_dirs="/usr /usr/local /opt /mingw /sw" 118 for i in $png_dirs; 119 do 120 if test -r "$i/include/png.h"; then 121 PNG_HOME="$i" 122 break 123 fi 124 done 125 if test "x$PNG_HOME" != 'x' ; then 126 AC_MSG_NOTICE([png home set to $PNG_HOME]) 127 else 128 AC_MSG_NOTICE([cannot find the png directory, assuming it is specified in CFLAGS]) 129 fi 130 fi 131 failed=0; 132 passed=0; 133 PNG_OLD_LDFLAGS=$LDFLAGS 134 PNG_OLD_CPPFLAGS=$CPPFLAGS 135 if test "x$PNG_HOME" != 'x' ; then 136 if test "x$HCPU" = 'xamd64' ; then 137 LDFLAGS="$LDFLAGS -L$PNG_HOME/lib64" 138 else 139 LDFLAGS="$LDFLAGS -L$PNG_HOME/lib" 140 fi 141 CPPFLAGS="$CPPFLAGS -I$PNG_HOME/include" 142 fi 143 AC_LANG_SAVE 144 AC_LANG_C 145 AC_CHECK_HEADER(png.h,passed=`expr $passed + 1`,failed=`expr $failed + 1`,) 146 AC_CHECK_LIB([png],[png_get_io_ptr],passed=`expr $passed + 1`,failed=`expr $failed + 1`,[-lz -lm]) 147 AC_LANG_RESTORE 148 LDFLAGS="$PNG_OLD_LDFLAGS" 149 CPPFLAGS="$PNG_OLD_CPPFLAGS" 150 151 AC_MSG_CHECKING(if PNG package is complete) 152 if test $passed -gt 0 ; then 153 if test $failed -gt 0 ; then 154 AC_MSG_RESULT(no -- some components failed test) 155 have_png='no (failed tests)' 156 else 157 if test "x$PNG_HOME" = 'x' || test "x$PNG_HOME" = 'x/usr' ; then 158 LIB_PNG="-lpng" 159 PNG_FLAGS="-DHasPNG" 160 else 161 if test "x$HCPU" = 'xamd64' ; then 162 LIB_PNG="-L$PNG_HOME/lib64 -lpng" 163 else 164 LIB_PNG="-L$PNG_HOME/lib -lpng" 165 fi 166 PNG_FLAGS="-I$PNG_HOME/include -DHasPNG" 167 fi 168 AC_DEFINE(HasPNG,1,Define if you have PNG library) 169 AC_MSG_RESULT(yes) 170 have_png='yes' 171 fi 172 else 173 AC_MSG_RESULT(no) 174 fi 175fi 176AM_CONDITIONAL(HasPNG, test "x$have_png" = 'xyes') 177AC_SUBST(LIB_PNG) 178AC_SUBST(PNG_FLAGS) 179]) 180 181# 182# Check for JPEG 183# 184AC_DEFUN([AX_CHECK_JPEG], 185[ 186AC_ARG_WITH([jpeg], 187 AC_HELP_STRING([--with-jpeg=PATH], 188 [Use version of jpeg in PATH]), 189 [with_jpeg=$withval], 190 [with_jpeg='']) 191have_jpeg='no' 192LIB_JPEG='' 193JPEG_FLAGS='' 194JPEG_HOME='' 195dnl TIFF requires jpeg so enable jpeg check if TIFF is requested 196if test "x$with_jpeg" != 'xno' || test "x$with_tiff" != 'xno' ; then 197 AC_MSG_CHECKING(for JPEG support ) 198 AC_MSG_RESULT() 199 if test "x$with_jpeg" != 'x' ; then 200 if test -d "$with_jpeg" ; then 201 JPEG_HOME="$with_jpeg" 202 else 203 AC_MSG_WARN([Sorry, $with_jpeg does not exist, checking usual places]) 204 with_jpeg='' 205 fi 206 fi 207 if test "x$JPEG_HOME" = 'x' ; then 208 jpeg_dirs="/usr /usr/local /opt /mingw /sw" 209 for i in $jpeg_dirs; 210 do 211 if test -r "$i/include/jpeglib.h"; then 212 JPEG_HOME="$i" 213 break 214 fi 215 done 216 if test "x$JPEG_HOME" != 'x' ; then 217 AC_MSG_NOTICE([jpeg home set to $JPEG_HOME]) 218 else 219 AC_MSG_NOTICE([cannot find the jpeg directory, assuming it is specified in CFLAGS]) 220 fi 221 fi 222 failed=0; 223 passed=0; 224 JPEG_OLD_LDFLAGS=$LDFLAGS 225 JPEG_OLD_CPPFLAGS=$CPPFLAGS 226 if test "x$JPEG_HOME" != 'x' ; then 227 if test "x$HCPU" = 'xamd64' ; then 228 LDFLAGS="$LDFLAGS -L$JPEG_HOME/lib64" 229 else 230 LDFLAGS="$LDFLAGS -L$JPEG_HOME/lib" 231 fi 232 CPPFLAGS="$CPPFLAGS -I$JPEG_HOME/include" 233 fi 234 AC_LANG_SAVE 235 AC_LANG_C 236 AC_CHECK_HEADER(jpeglib.h,passed=`expr $passed + 1`,failed=`expr $failed + 1`,) 237 AC_CHECK_LIB(jpeg,jpeg_read_header,passed=`expr $passed + 1`,failed=`expr $failed + 1`,) 238 239# Test for compatible JPEG library 240 if test "x$ac_cv_jpeg_version_ok" != 'xyes' ; then 241 AC_CACHE_CHECK(for JPEG library is version 6b or later, ac_cv_jpeg_version_ok, 242 [AC_TRY_COMPILE( 243 #include <stdio.h> 244 #include <stdlib.h> 245 #include <jpeglib.h> 246 , 247 changequote(<<, >>)dnl 248 << 249 #if JPEG_LIB_VERSION < 62 250 #error IJG JPEG library must be version 6b or newer! 251 #endif 252 return 0; 253 >>, 254 changequote([, ])dnl 255 ac_cv_jpeg_version_ok='yes', 256 ac_cv_jpeg_version_ok='no')]) 257 if test "x$ac_cv_jpeg_version_ok" = 'xyes' ; then 258 passed=`expr $passed + 1` 259 else 260 failed=`expr $failed + 1` 261 fi 262 fi 263 AC_LANG_RESTORE 264 LDFLAGS="$JPEG_OLD_LDFLAGS" 265 CPPFLAGS="$JPEG_OLD_CPPFLAGS" 266 267 AC_MSG_CHECKING(if JPEG package is complete) 268 if test $passed -gt 0 ; then 269 if test $failed -gt 0 ; then 270 AC_MSG_RESULT(no -- some components failed test) 271 have_jpeg='no (failed tests)' 272 else 273 if test "x$JPEG_HOME" = 'x' || test "x$JPEG_HOME" = 'x/usr' ; then 274 LIB_JPEG="-ljpeg" 275 JPEG_FLAGS="-DHasJPEG" 276 else 277 if test "x$HCPU" = 'xamd64' ; then 278 LIB_JPEG="-L$JPEG_HOME/lib64 -ljpeg" 279 else 280 LIB_JPEG="-L$JPEG_HOME/lib -ljpeg" 281 fi 282 JPEG_FLAGS="-I$JPEG_HOME/include -DHasJPEG" 283 fi 284 AC_DEFINE(HasJPEG,1,Define if you have JPEG library) 285 AC_MSG_RESULT(yes) 286 have_jpeg='yes' 287 fi 288 else 289 AC_MSG_RESULT(no) 290 fi 291fi 292AM_CONDITIONAL(HasJPEG, test "x$have_jpeg" = 'xyes') 293AC_SUBST(LIB_JPEG) 294AC_SUBST(JPEG_FLAGS) 295]) 296 297# 298# Check for TIFF 299# 300AC_DEFUN([AX_CHECK_TIFF], 301[ 302AC_ARG_WITH([tiff], 303 AC_HELP_STRING([--with-tiff=PATH], 304 [Use version of TIFF in PATH]), 305 [with_tiff=$withval], 306 [with_tiff='']) 307have_tiff='no' 308LIB_TIFF='' 309TIFF_FLAGS='' 310TIFF_HOME='' 311if test "x$with_tiff" != 'xno' ; then 312 AC_MSG_CHECKING(for TIFF support ) 313 AC_MSG_RESULT() 314 if test "x$with_tiff" != 'x' ; then 315 if test -d "$with_tiff" ; then 316 TIFF_HOME="$with_tiff" 317 else 318 AC_MSG_WARN([Sorry, $with_tiff does not exist, checking usual places]) 319 with_tiff='' 320 fi 321 fi 322 if test "x$TIFF_HOME" = 'x' ; then 323 tiff_dirs="/usr /usr/local /opt /mingw /sw" 324 for i in $tiff_dirs; 325 do 326 if test -r "$i/include/tiff.h"; then 327 TIFF_HOME="$i" 328 break 329 fi 330 done 331 if test "x$TIFF_HOME" != 'x' ; then 332 AC_MSG_NOTICE([tiff home set to $TIFF_HOME]) 333 else 334 AC_MSG_NOTICE([cannot find the tiff directory, assuming it is specified in CFLAGS]) 335 fi 336 fi 337 failed=0; 338 passed=0; 339 TIFF_OLD_LDFLAGS=$LDFLAGS 340 TIFF_OLD_CPPFLAGS=$CPPFLAGS 341 if test "x$TIFF_HOME" != 'x' ; then 342 if test "x$HCPU" = 'xamd64' ; then 343 LDFLAGS="$LDFLAGS -L$TIFF_HOME/lib64" 344 else 345 LDFLAGS="$LDFLAGS -L$TIFF_HOME/lib" 346 fi 347 CPPFLAGS="$CPPFLAGS -I$TIFF_HOME/include" 348 fi 349 AC_LANG_SAVE 350 AC_LANG_C 351 AC_CHECK_HEADER(tiff.h,passed=`expr $passed + 1`,failed=`expr $failed + 1`,) 352 AC_CHECK_LIB(tiff,TIFFOpen,passed=`expr $passed + 1`,failed=`expr $failed + 1`,[-lz -ljpeg]) 353 AC_LANG_RESTORE 354 LDFLAGS="$TIFF_OLD_LDFLAGS" 355 CPPFLAGS="$TIFF_OLD_CPPFLAGS" 356 357 AC_MSG_CHECKING(if TIFF package is complete) 358 if test $passed -gt 0 ; then 359 if test $failed -gt 0 ; then 360 AC_MSG_RESULT(no -- some components failed test) 361 have_tiff='no (failed tests)' 362 else 363 if test "x$TIFF_HOME" = 'x' || test "x$TIFF_HOME" = 'x/usr' ; then 364 LIB_TIFF="-ltiff" 365 TIFF_FLAGS="-DHasTIFF" 366 else 367 if test "x$HCPU" = 'xamd64' ; then 368 LIB_TIFF="-L$TIFF_HOME/lib64 -ltiff" 369 else 370 LIB_TIFF="-L$TIFF_HOME/lib -ltiff" 371 fi 372 TIFF_FLAGS="-I$TIFF_HOME/include -DHasTIFF" 373 fi 374 AC_DEFINE(HasTIFF,1,Define if you have TIFF library) 375 AC_MSG_RESULT(yes) 376 have_tiff='yes' 377 fi 378 else 379 AC_MSG_RESULT(no) 380 fi 381fi 382AM_CONDITIONAL(HasTIFF, test "x$have_tiff" = 'xyes') 383AC_SUBST(LIB_TIFF) 384AC_SUBST(TIFF_FLAGS) 385]) 386