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path: root/ext/gd/config.m4
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dnl
dnl $Id$
dnl

AC_DEFUN(PHP_GD_JPEG,[
  PHP_ARG_WITH(jpeg-dir, for the location of libjpeg,
  [  --with-jpeg-dir=DIR       GD: Set the path to libjpeg install prefix.])

  if test "$PHP_JPEG_DIR" != "no"; then

    for i in /usr /usr/local $PHP_JPEG_DIR; do
      test -f $i/lib/libjpeg.$SHLIB_SUFFIX_NAME -o -f $i/lib/libjpeg.a && GD_JPEG_DIR=$i
    done

    if test -z "$GD_JPEG_DIR"; then
      AC_MSG_ERROR([libjpeg.(a|so) not found.])
    fi

    PHP_CHECK_LIBRARY(jpeg,jpeg_read_header,
    [
      PHP_ADD_LIBRARY_WITH_PATH(jpeg, $GD_JPEG_DIR/lib, GD_SHARED_LIBADD)
    ],[
      AC_MSG_ERROR([Problem with libjpeg.(a|so). Please check config.log for more information.]) 
    ],[
      -L$GD_JPEG_DIR/lib
    ])
  else 
    AC_MSG_RESULT([If configure fails try --with-jpeg-dir=<DIR>])
  fi
])

AC_DEFUN(PHP_GD_PNG,[
  PHP_ARG_WITH(png-dir, for the location of libpng,
  [  --with-png-dir=DIR        GD: Set the path to libpng install prefix.])

  if test "$PHP_PNG_DIR" != "no"; then

    for i in /usr /usr/local $PHP_PNG_DIR; do
      test -f $i/lib/libpng.$SHLIB_SUFFIX_NAME -o -f $i/lib/libpng.a && GD_PNG_DIR=$i
    done

    if test -z "$GD_PNG_DIR"; then
      AC_MSG_ERROR([libpng.(a|so) not found.])
    fi

    if test "$PHP_ZLIB_DIR" = "no"; then
      AC_MSG_ERROR([PNG support requires ZLIB. Use --with-zlib-dir=<DIR>])
    fi
    
    PHP_CHECK_LIBRARY(png,png_write_image,
    [
      PHP_ADD_LIBRARY_WITH_PATH(z, $PHP_ZLIB_DIR/lib, GD_SHARED_LIBADD)
      PHP_ADD_LIBRARY_WITH_PATH(png, $GD_PNG_DIR/lib, GD_SHARED_LIBADD)
    ],[
      AC_MSG_ERROR([Problem with libpng.(a|so) or libz.(a|so). Please check config.log for more information.]) 
    ],[
      -L$PHP_ZLIB_DIR/lib -lz -L$GD_PNG_DIR/lib
    ])

  else 
    AC_MSG_RESULT([If configure fails try --with-png-dir=<DIR> and --with-zlib-dir=<DIR>])
  fi
])

AC_DEFUN(PHP_GD_XPM,[
  PHP_ARG_WITH(xpm-dir, for the location of libXpm,
  [  --with-xpm-dir=DIR        GD: Set the path to libXpm install prefix.])

  if test "$PHP_XPM_DIR" != "no"; then

    for i in /usr /usr/local /usr/X11R6 $PHP_XPM_DIR; do
      test -f $i/lib/libXpm.$SHLIB_SUFFIX_NAME -o -f $i/lib/libXpm.a && GD_XPM_DIR=$i
    done

    if test -z "$GD_XPM_DIR"; then
      AC_MSG_ERROR([libXpm.(a|so) not found.])
    fi

    PHP_CHECK_LIBRARY(Xpm,XpmFreeXpmImage, 
    [
      PHP_ADD_LIBRARY_WITH_PATH(Xpm, $GD_XPM_DIR/lib, GD_SHARED_LIBADD)
      PHP_ADD_LIBRARY_WITH_PATH(X11, $GD_XPM_DIR/lib, GD_SHARED_LIBADD)
    ],[
      AC_MSG_ERROR([Problem with libXpm.(a|so) or libX11.(a|so). Please check config.log for more information.]) 
    ],[
      -L$GD_XPM_DIR/lib -lX11
    ])
  else 
    AC_MSG_RESULT(If configure fails try --with-xpm-dir=<DIR>)
  fi
])

AC_DEFUN(PHP_GD_FREETYPE1,[
  PHP_ARG_WITH(ttf,for FreeType 1.x support,
  [  --with-ttf[=DIR]          GD: Include FreeType 1.x support])
  
  if test "$PHP_TTF" != "no"; then
    if test "$PHP_FREETYPE_DIR" = "no" -o "$PHP_FREETYPE_DIR" = ""; then
      if test -n "$PHP_TTF" ; then
        for i in /usr /usr/local $PHP_TTF; do
          if test -f "$i/include/freetype.h" ; then
            TTF_DIR=$i
            unset TTF_INC_DIR
          fi
          if test -f "$i/include/freetype/freetype.h"; then
            TTF_DIR=$i
            TTF_INC_DIR=$i/include/freetype
          fi
        done
      fi
      if test -n "$TTF_DIR" ; then
        AC_DEFINE(HAVE_LIBTTF,1,[ ])
        PHP_ADD_LIBRARY_WITH_PATH(ttf, $TTF_DIR/lib, GD_SHARED_LIBADD)
      fi
      if test -z "$TTF_INC_DIR"; then
        TTF_INC_DIR=$TTF_DIR/include
      fi
      PHP_ADD_INCLUDE($TTF_INC_DIR)
    else
      AC_MSG_RESULT([no - FreeType 2.x is to be used instead])
    fi
  fi
])

AC_DEFUN(PHP_GD_FREETYPE2,[
  PHP_ARG_WITH(freetype-dir, for freetype(2),
  [  --with-freetype-dir=DIR   GD: Set the path to freetype2 install prefix.])

  if test "$PHP_FREETYPE_DIR" != "no"; then
    for i in /usr /usr/local $PHP_FREETYPE_DIR; do
      if test -f "$i/include/freetype2/freetype/freetype.h"; then
        FREETYPE2_DIR=$i
        FREETYPE2_INC_DIR=$i/include/freetype2/freetype
      fi
    done
    
    if test -n "$FREETYPE2_DIR" ; then
      PHP_ADD_LIBRARY_WITH_PATH(freetype, $FREETYPE2_DIR/lib, GD_SHARED_LIBADD)
      PHP_ADD_INCLUDE($FREETYPE2_INC_DIR)
      AC_DEFINE(USE_GD_IMGSTRTTF, 1, [ ])
      AC_DEFINE(HAVE_LIBFREETYPE,1,[ ])
    else
      AC_MSG_ERROR([freetype2 not found!])
    fi
  else 
    AC_MSG_RESULT([If configure fails try --with-freetype-dir=<DIR>])
  fi
])

AC_DEFUN(PHP_GD_T1LIB,[
  PHP_ARG_WITH(t1lib, for T1lib support,
  [  --with-t1lib[=DIR]        GD: Include T1lib support.])

  if test "$PHP_T1LIB" != "no"; then

    for i in /usr /usr/local $PHP_T1LIB; do
      test -f "$i/include/t1lib.h" && GD_T1_DIR=$i
    done

    if test -z "$GD_T1_DIR"; then
      AC_MSG_ERROR([Your t1lib distribution is not installed correctly. Please reinstall it.]) 
    fi

    PHP_CHECK_LIBRARY(t1, T1_LoadFont, 
    [
      AC_DEFINE(HAVE_LIBT1,1,[ ])
      PHP_ADD_INCLUDE("$GD_T1_DIR/include")
      PHP_ADD_LIBRARY_WITH_PATH(t1, "$GD_T1_DIR/lib", GD_SHARED_LIBADD)
    ],[
      AC_MSG_ERROR([Problem with libt1.(a|so). Please check config.log for more information.]) 
    ],[
      -L$GD_T1_DIR/lib
    ])
  fi
])

AC_DEFUN(PHP_GD_TTSTR,[
  PHP_ARG_ENABLE(gd-native-ttf, whether to enable truetype string function in GD,
  [  --enable-gd-native-ttf    GD: Enable TrueType string function.])
  
  if test "$PHP_GD_NATIVE_TTF" = "yes"; then
    AC_DEFINE(USE_GD_IMGSTRTTF, 1, [ ])
  fi
])

AC_DEFUN(PHP_GD_CHECK_VERSION,[
  PHP_CHECK_LIBRARY(gd, gdImageString16,        [AC_DEFINE(HAVE_LIBGD13,             1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImagePaletteCopy,     [AC_DEFINE(HAVE_LIBGD15,             1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageCreateFromPng,   [AC_DEFINE(HAVE_GD_PNG,              1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageCreateFromGif,   [AC_DEFINE(HAVE_GD_GIF_READ,         1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageGif,             [AC_DEFINE(HAVE_GD_GIF_CREATE,       1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageWBMP,            [AC_DEFINE(HAVE_GD_WBMP,             1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageCreateFromJpeg,  [AC_DEFINE(HAVE_GD_JPG,              1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageCreateFromXpm,   [AC_DEFINE(HAVE_GD_XPM,              1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageCreateFromGd2,   [AC_DEFINE(HAVE_GD_GD2,              1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageCreateTrueColor, [AC_DEFINE(HAVE_LIBGD20,             1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageSetTile,         [AC_DEFINE(HAVE_GD_IMAGESETTILE,     1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageSetBrush,        [AC_DEFINE(HAVE_GD_IMAGESETBRUSH,    1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageStringTTF,       [AC_DEFINE(HAVE_GD_STRINGTTF,        1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageStringFT,        [AC_DEFINE(HAVE_GD_STRINGFT,         1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageStringFTEx,      [AC_DEFINE(HAVE_GD_STRINGFTEX,       1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageColorClosestHWB, [AC_DEFINE(HAVE_COLORCLOSESTHWB,     1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageColorResolve,    [AC_DEFINE(HAVE_GDIMAGECOLORRESOLVE, 1, [ ])], [], [ -L$GD_LIB ])
  PHP_CHECK_LIBRARY(gd, gdImageGifCtx,          [AC_DEFINE(HAVE_GD_GIF_CTX,          1, [ ])], [], [ -L$GD_LIB ])
])


PHP_ARG_WITH(gd, for GD support,
[  --with-gd[=DIR]         Include GD support (DIR is GD's install dir).])

if test "$PHP_GD" != "no"; then

  PHP_EXTENSION(gd, $ext_shared)
  PHP_SUBST(GD_SHARED_LIBADD)

dnl Various checks for GD features
  PHP_GD_TTSTR
  PHP_GD_JPEG
  PHP_GD_PNG
  PHP_GD_XPM
  PHP_GD_FREETYPE2
  PHP_GD_FREETYPE1
  PHP_GD_T1LIB

  if test "$PHP_GD" = "yes"; then
    GD_SEARCH_PATHS="/usr/local /usr"
  else
    GD_SEARCH_PATHS=$PHP_GD
  fi

  for j in $GD_SEARCH_PATHS; do
    for i in include/gd1.3 include/gd include gd1.3 gd ""; do
      test -f $j/$i/gd.h && GD_INCLUDE=$j/$i
    done

    for i in lib/gd1.3 lib/gd lib gd1.3 gd ""; do
      test -f $j/$i/libgd.$SHLIB_SUFFIX_NAME -o -f $j/$i/libgd.a && GD_LIB=$j/$i
    done
  done

  if test -n "$GD_INCLUDE" -a -n "$GD_LIB" ; then
    PHP_ADD_LIBRARY_WITH_PATH(gd, $GD_LIB, GD_SHARED_LIBADD)
    AC_DEFINE(HAVE_LIBGD,1,[ ])
    PHP_GD_CHECK_VERSION
  else
    AC_MSG_ERROR([Unable to find libgd.(a|so) anywhere under $withval])
  fi 

dnl NetBSD package structure
  if test -f /usr/pkg/include/gd/gd.h -a -z "$GD_INCLUDE" ; then
    GD_INCLUDE=/usr/pkg/include/gd
  fi

dnl SuSE 6.x package structure
  if test -f /usr/include/gd/gd.h -a -z "$GD_INCLUDE" ; then
    GD_INCLUDE=/usr/include/gd
  fi

  PHP_EXPAND_PATH($GD_INCLUDE, GD_INCLUDE)
  PHP_ADD_INCLUDE($GD_INCLUDE)

fi