macros/db3-check.m4

   1 dnl $Id: db3-check.m4,v 1.11.6.2 2003-11-24 17:16:51 bfernhomberg Exp $
   2 dnl Autoconf macro to check for the Berkeley DB library
   3
   4 AC_DEFUN([AC_PATH_BDB], [
   5         trybdbdir=""
   6         dobdbsearch=yes
   7         bdb_search_dirs="/usr/local/include/db4 /usr/local/include /usr/include/db4 /usr/include"
   8
   9
  10         AC_ARG_WITH(bdb,
  11                 [  --with-bdb=PATH         specify path to Berkeley DB installation[[auto]]],
  12                 if test "x$withval" == "xno"; then
  13                         dobdbsearch=no
  14                 elif test "x$withval" == "xyes"; then
  15                         dobdbsearch=yes
  16                 else
  17                         bdb_search_dirs="$withval/include/db4 $withval/include $withval"
  18                 fi
  19         )
  20
  21         bdbfound=no
  22         if test "x$dobdbsearch" != "xno"; then
  23         for bdbdir in $bdb_search_dirs ; do
  24                 AC_MSG_CHECKING([for Berkeley DB headers in $bdbdir])
  25                 if test -f "$bdbdir/db.h" ; then
  26                         AC_MSG_RESULT([yes])
  27                         bdblibdir="`echo $bdbdir | sed 's/include\/db4$/lib/'`"
  28                         bdblibdir="`echo $bdblibdir | sed 's/include$/lib/'`"
  29                         bdbbindir="`echo $bdbdir | sed 's/include\/db4$/bin/'`"
  30                         bdbbindir="`echo $bdbbindir | sed 's/include$/bin/'`"
  31
  32                         savedcflags="$CFLAGS"
  33                         savedldflags="$LDFLAGS"
  34                         savedcppflags="$CPPFLAGS"
  35                         savedlibs="$LIBS"
  36                         CPPFLAGS="$CFLAGS -I$bdbdir"
  37                         CFLAGS=""
  38                         LDFLAGS="-L$bdblibdir $LDFLAGS"
  39
  40                         dnl db_create is BDB >3 specific
  41                         AC_CHECK_LIB(db, db_create, [
  42                                 bdbfound=yes
  43                                 LIBS="$LIBS -ldb"
  44                                 BDB_LIBS="-ldb"], [
  45                             AC_CHECK_LIB(db4, db_create, [
  46                                         bdbfound=yes
  47                                         LIBS="$LIBS -ldb4"
  48                                         BDB_LIBS="-ldb4"])
  49                         ])
  50
  51                         dnl check for header ... should only fail if the header cannot be compiled
  52                         dnl it does exist, otherwise we wouldn't be here
  53
  54                         if test "x$bdbfound" = "xyes"; then
  55                             AC_CHECK_HEADERS([db.h],[
  56                                 dnl check we have the correct bdb version
  57                                 AC_MSG_CHECKING(Berkeley DB version >= 4.0)
  58                                 AC_TRY_RUN([
  59 #if STDC_HEADERS
  60 #include <stdlib.h>
  61 #endif
  62 #include <db.h>
  63
  64 #define DB_MAJOR_REQ    4
  65 #define DB_MINOR_REQ    0
  66 #define DB_PATCH_REQ    0
  67
  68
  69 int main(void) {
  70         int major, minor, patch;
  71         char *version_str;
  72
  73         version_str = db_version(&major, &minor, &patch);
  74
  75         /* check header version */
  76         if (DB_VERSION_MAJOR < DB_MAJOR_REQ || DB_VERSION_MINOR < DB_MINOR_REQ ||
  77             DB_VERSION_PATCH < DB_PATCH_REQ )
  78                 exit (1);
  79
  80         /* check library version */
  81         if (major < DB_MAJOR_REQ || minor < DB_MINOR_REQ || patch < DB_PATCH_REQ)
  82                 exit (2);
  83
  84         /* check header and library match */
  85         if ( major != DB_VERSION_MAJOR || minor != DB_VERSION_MINOR || patch != DB_VERSION_PATCH)
  86                 exit(3);
  87
  88         exit (0);
  89 }
  90 ],
  91                                 atalk_cv_bdbversion="yes",
  92                                 atalk_cv_bdbversion="no",
  93                                 atalk_cv_bdbversion="cross")
  94
  95                                 if test ${atalk_cv_bdbversion} = "yes"; then
  96                                    AC_MSG_RESULT(yes)
  97                                 else
  98                                    AC_MSG_RESULT(no)
  99                                    bdbfound=no
 100                                 fi
 101                             ],[
 102                                 bdbfound=no
 103                                 AC_MSG_WARN([Berkeley DB libraries found, but required header files cannot be used!!!])
 104                             ])
 105                         fi
 106
 107                         if test "x$bdbfound" = "xyes"; then
 108                                 if test "$bdbdir" != "/usr/include"; then
 109                                     BDB_CFLAGS="-I$bdbdir"
 110                                 fi
 111                                 if test "$bdblibdir" != "/usr/lib"; then
 112                                     BDB_LIBS="-L$bdblibdir $BDB_LIBS"
 113                                 fi
 114                                 BDB_BIN=$bdbbindir
 115                                 BDB_PATH="`echo $bdbdir | sed 's,include\/db4$,,'`"
 116                                 BDB_PATH="`echo $BDB_PATH | sed 's,include$,,'`"
 117                         fi
 118                         CFLAGS="$savedcflags"
 119                         LDFLAGS="$savedldflags"
 120                         CPPFLAGS="$savedcppflags"
 121                         LIBS="$savedlibs"
 122                         break;
 123                 else
 124                         AC_MSG_RESULT([no])
 125                 fi
 126         done
 127         fi
 128
 129         if test "x$bdbfound" = "xyes"; then
 130                 ifelse([$1], , :, [$1])
 131         else
 132                 ifelse([$2], , :, [$2])
 133         fi
 134
 135         AC_SUBST(BDB_CFLAGS)
 136         AC_SUBST(BDB_LIBS)
 137         AC_SUBST(BDB_BIN)
 138         AC_SUBST(BDB_PATH)
 139 ])