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Viewing changes to lib/util/charset/config.m4

  • Committer: Chuck Short
  • Date: 2010-09-28 20:38:39 UTC
  • Revision ID: zulcss@ubuntu.com-20100928203839-pgjulytsi9ue63x1
Initial version

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lib/util/charset/config.m4
 
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dnl SMB_CHECK_ICONV(hdr, msg, action-if-found,action-if-not-found)
 
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AC_DEFUN(SMB_CHECK_ICONV,[
 
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  AC_MSG_CHECKING($2)
 
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  AC_TRY_RUN([#include <stdlib.h>
 
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#include <$1>
 
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int main()
 
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{
 
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   iconv_t cd = iconv_open("ASCII","UCS-2LE");
 
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   if (cd == 0 || cd == (iconv_t)-1) return -1;
 
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   return 0;
 
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} 
 
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   ],
 
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   [AC_MSG_RESULT(yes); $3],
 
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   [AC_MSG_RESULT(no); $4],
 
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   [AC_MSG_RESULT(cross); $4])
 
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])
 
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dnl SMB_CHECK_ICONV_DIR(dir,action-if-found,action-if-not-found)
 
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AC_DEFUN(SMB_CHECK_ICONV_DIR,
 
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[
 
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        save_CPPFLAGS="$CPPFLAGS"
 
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        save_LDFLAGS="$LDFLAGS"
 
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        save_LIBS="$LIBS"
 
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        CPPFLAGS="-I$1/include"
 
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        LDFLAGS="-L$1/lib"
 
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        LIBS=-liconv
 
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        SMB_CHECK_ICONV(iconv.h,Whether iconv.h is present,[ AC_DEFINE(HAVE_ICONV_H,1,[Whether iconv.h is present]) $2 ], [
 
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        LIBS=-lgiconv
 
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        SMB_CHECK_ICONV(giconv.h,Whether giconv.h is present, [AC_DEFINE(HAVE_GICONV_H,1,[Whether giconv.h is present]) $2],[$3])
 
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        ])
 
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        CPPFLAGS="$save_CPPFLAGS"
 
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        LDFLAGS="$save_LDFLAGS"
 
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        LIBS="$save_LIBS"
 
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])
 
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ICONV_FOUND=no
 
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LOOK_DIRS="/usr /usr/local /sw"
 
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AC_ARG_WITH(libiconv,
 
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[  --with-libiconv=BASEDIR Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto) ],
 
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[
 
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  if test "$withval" = "no" ; then
 
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    AC_MSG_ERROR(I won't take no for an answer)
 
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  else
 
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     if test "$withval" != "yes" ; then
 
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        SMB_CHECK_ICONV_DIR($withval, [
 
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                ICONV_FOUND=yes; 
 
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                ICONV_CPPFLAGS="$CPPFLAGS"
 
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                ICONV_LIBS="$LIBS"
 
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                ICONV_LDFLAGS="$LDFLAGS"
 
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                ], [AC_MSG_ERROR([No iconv library found in $withval])])
 
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     fi
 
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  fi
 
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])
 
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if test x$ICONV_FOUND = xno; then
 
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        SMB_CHECK_ICONV(iconv.h,
 
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                [Whether iconv.h is present], 
 
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                [AC_DEFINE(HAVE_ICONV_H,1,[Whether iconv.h is present]) ICONV_FOUND=yes])
 
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fi
 
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for i in $LOOK_DIRS ; do
 
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        if test x$ICONV_FOUND = xyes; then
 
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                break
 
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        fi
 
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        SMB_CHECK_ICONV_DIR($i, [
 
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                ICONV_FOUND=yes
 
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                ICONV_CPPFLAGS="$CPPFLAGS"
 
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                ICONV_LIBS="$LIBS"
 
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                ICONV_LDFLAGS="$LDFLAGS"
 
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                ], [])
 
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done
 
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if test x"$ICONV_FOUND" = x"no"; then 
 
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    AC_MSG_WARN([Sufficient support for iconv function was not found. 
 
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    Install libiconv from http://www.gnu.org/software/libiconv/ for better charset compatibility!])
 
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        SMB_ENABLE(ICONV,NO)
 
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else
 
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        AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether external iconv is available])
 
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        SMB_ENABLE(ICONV,YES)
 
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fi
 
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SMB_EXT_LIB(ICONV,[${ICONV_LIBS}],[${ICONV_CFLAGS}],[${ICONV_CPPFLAGS}],[${ICONV_LDFLAGS}])