macros/db3-check.m4

   1 dnl $Id: db3-check.m4,v 1.11.6.1 2003-10-29 23:53:24 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="$CPPFLAGS"
  35                         CFLAGS="$CFLAGS -I$bdbdir"
  36                         CPPFLAGS="$CFLAGS -I$bdbdir"
  37                         LDFLAGS="-L$bdblibdir $LDFLAGS"
  38
  39                         dnl db_create is BDB >3 specific
  40                         AC_CHECK_LIB(db, db_create, [
  41                                 bdbfound=yes
  42                                 LDFLAGS="$LDFLAGS -ldb"
  43                                 BDB_LIBS="-ldb"], [
  44                             AC_CHECK_LIB(db4, db_create, [
  45                                         bdbfound=yes
  46                                         LDFLAGS="$LDFLAGS -ldb4"
  47                                         BDB_LIBS="-ldb4"])
  48                         ])
  49
  50                         dnl check for header ... should only fail if the header cannot be compiled
  51                         dnl it does exist, otherwise we wouldn't be here
  52
  53                         if test "x$bdbfound" = "xyes"; then
  54                             AC_CHECK_HEADERS([db.h],[
  55                                 dnl check we have the correct bdb version
  56                                 AC_MSG_CHECKING(Berkeley DB version >= 4.0)
  57                                 AC_TRY_RUN([
  58 #if STDC_HEADERS
  59 #include <stdlib.h>
  60 #endif
  61 #include <db.h>
  62
  63 #define DB_MAJOR_REQ    4
  64 #define DB_MINOR_REQ    0
  65 #define DB_PATCH_REQ    0
  66
  67
  68 int main(void) {
  69         int major, minor, patch;
  70         char *version_str;
  71
  72         version_str = db_version(&major, &minor, &patch);
  73
  74         /* check header version */
  75         if (DB_VERSION_MAJOR < DB_MAJOR_REQ || DB_VERSION_MINOR < DB_MINOR_REQ ||
  76             DB_VERSION_PATCH < DB_PATCH_REQ )
  77                 exit (1);
  78
  79         /* check library version */
  80         if (major < DB_MAJOR_REQ || minor < DB_MINOR_REQ || patch < DB_PATCH_REQ)
  81                 exit (2);
  82
  83         /* check header and library match */
  84         if ( major != DB_VERSION_MAJOR || minor != DB_VERSION_MINOR || patch != DB_VERSION_PATCH)
  85                 exit(3);
  86
  87         exit (0);
  88 }
  89 ],
  90                                 atalk_cv_bdbversion="yes",
  91                                 atalk_cv_bdbversion="no",
  92                                 atalk_cv_bdbversion="cross")
  93
  94                                 if test ${atalk_cv_bdbversion} = "yes"; then
  95                                    AC_MSG_RESULT(yes)
  96                                 else
  97                                    AC_MSG_RESULT(no)
  98                                    bdbfound=no
  99                                 fi
 100                             ],[
 101                                 bdbfound=no
 102                                 AC_MSG_WARN([Berkeley DB libraries found, but required header files cannot be used!!!])
 103                             ])
 104                         fi
 105
 106                         if test "x$bdbfound" = "xyes"; then
 107                                 if test "$bdbdir" != "/usr/include"; then
 108                                     BDB_CFLAGS="-I$bdbdir"
 109                                 fi
 110                                 if test "$bdblibdir" != "/usr/lib"; then
 111                                     BDB_LIBS="-L$bdblibdir $BDB_LIBS"
 112                                 fi
 113                                 BDB_BIN=$bdbbindir
 114                                 BDB_PATH="`echo $bdbdir | sed 's,include\/db4$,,'`"
 115                                 BDB_PATH="`echo $BDB_PATH | sed 's,include$,,'`"
 116                         fi
 117                         CFLAGS="$savedcflags"
 118                         LDFLAGS="$savedldflags"
 119                         CPPFLAGS="$savedcppflags"
 120                         break;
 121                 else
 122                         AC_MSG_RESULT([no])
 123                 fi
 124         done
 125         fi
 126
 127         if test "x$bdbfound" = "xyes"; then
 128                 ifelse([$1], , :, [$1])
 129         else
 130                 ifelse([$2], , :, [$2])
 131         fi
 132
 133         AC_SUBST(BDB_CFLAGS)
 134         AC_SUBST(BDB_LIBS)
 135         AC_SUBST(BDB_BIN)
 136         AC_SUBST(BDB_PATH)
 137 ])