db.m4 revision 1.1.1.2.10.1 
1dnl Id
2dnl
3dnl tests for various db libraries
4dnl
5
6AC_DEFUN([rk_DB],[
7AC_ARG_WITH(berkeley-db,
8                       AS_HELP_STRING([--with-berkeley-db],
9                                      [enable support for berkeley db @<:@default=check@:>@]),
10                       [],
11                       [with_berkeley_db=check])
12
13dbheader=""
14AC_ARG_WITH(berkeley-db-include,
15                       AS_HELP_STRING([--with-berkeley-db-include=dir],
16		                      [use berkeley-db headers in dir]),
17		       [dbheader=$withval],
18		       [with_berkeley_db_include=check])
19
20AC_ARG_ENABLE(ndbm-db,
21                       AS_HELP_STRING([--disable-ndbm-db],
22                                      [if you don't want ndbm db]),[
23])
24
25have_ndbm=no
26db_type=unknown
27
28AS_IF([test "x$with_berkeley_db" != xno],
29  [AS_IF([test "x$with_berkeley_db_include" != xcheck],
30    [AC_CHECK_HEADERS(["$dbheader/db.h"],
31                   [AC_SUBST([DBHEADER], [$dbheader])
32		    AC_DEFINE([HAVE_DBHEADER], [1],
33		                      [Define if you have user supplied header location])
34	           ],
35		   [if test "x$with_berkeley_db_include" != xcheck; then
36		     AC_MSG_FAILURE(
37		       [--with-berkeley-db-include was given but include test failed])
38		    fi
39		   ])],
40    [AC_CHECK_HEADERS([					\
41	           db6/db.h				\
42	           db5/db.h				\
43	           db4/db.h				\
44	           db3/db.h				\
45	           db.h					\
46    ])])
47
48dnl db_create is used by db3 and db4 and db5
49
50  AC_FIND_FUNC_NO_LIBS(db_create, [$dbheader] db5 db4 db3 db, [
51  #include <stdio.h>
52  #ifdef HAVE_DBHEADER
53  #include <$dbheader/db.h>
54  #elif HAVE_DB6_DB_H
55  #include <db6/db.h>
56  #elif HAVE_DB5_DB_H
57  #include <db5/db.h>
58  #elif HAVE_DB4_DB_H
59  #include <db4/db.h>
60  #elif defined(HAVE_DB3_DB_H)
61  #include <db3/db.h>
62  #else
63  #include <db.h>
64  #endif
65  ],[NULL, NULL, 0])
66
67  if test "$ac_cv_func_db_create" = "yes"; then
68    db_type=db3
69    if test "$ac_cv_funclib_db_create" != "yes"; then
70      DBLIB="$ac_cv_funclib_db_create"
71    else
72      DBLIB=""
73    fi
74    AC_DEFINE(HAVE_DB3, 1, [define if you have a berkeley db3/4/5 library])
75  fi
76
77dnl dbopen is used by db1/db2
78
79  AC_FIND_FUNC_NO_LIBS(dbopen, db2 db, [
80  #include <stdio.h>
81  #if defined(HAVE_DB2_DB_H)
82  #include <db2/db.h>
83  #elif defined(HAVE_DB_H)
84  #include <db.h>
85  #else
86  #error no db.h
87  #endif
88  ],[NULL, 0, 0, 0, NULL])
89
90  if test "$ac_cv_func_dbopen" = "yes"; then
91    db_type=db1
92    if test "$ac_cv_funclib_dbopen" != "yes"; then
93      DBLIB="$ac_cv_funclib_dbopen"
94    else
95      DBLIB=""
96    fi
97    AC_DEFINE(HAVE_DB1, 1, [define if you have a berkeley db1/2 library])
98  fi
99
100dnl test for ndbm compatability
101
102  if test "$ac_cv_func_dbm_firstkey" != yes; then
103    AC_FIND_FUNC_NO_LIBS2(dbm_firstkey, $ac_cv_funclib_dbopen $ac_cv_funclib_db_create, [
104    #include <stdio.h>
105    #define DB_DBM_HSEARCH 1
106    #include <db.h>
107    DBM *dbm;
108    ],[NULL])
109  
110    if test "$ac_cv_func_dbm_firstkey" = "yes"; then
111      if test "$ac_cv_funclib_dbm_firstkey" != "yes"; then
112        LIB_NDBM="$ac_cv_funclib_dbm_firstkey"
113      else
114        LIB_NDBM=""
115      fi
116      AC_DEFINE(HAVE_DB_NDBM, 1, [define if you have ndbm compat in db])
117      AC_DEFINE(HAVE_NEW_DB, 1, [Define if NDBM really is DB (creates files *.db)])
118    else
119      $as_unset ac_cv_func_dbm_firstkey
120      $as_unset ac_cv_funclib_dbm_firstkey
121    fi
122  fi
123
124]) # fi berkeley db
125
126if test "$enable_ndbm_db" != "no"; then
127
128  if test "$db_type" = "unknown" -o "$ac_cv_func_dbm_firstkey" = ""; then
129
130    AC_CHECK_HEADERS([				\
131  	dbm.h					\
132  	ndbm.h					\
133    ])
134  
135    AC_FIND_FUNC_NO_LIBS(dbm_firstkey, ndbm, [
136    #include <stdio.h>
137    #if defined(HAVE_NDBM_H)
138    #include <ndbm.h>
139    #elif defined(HAVE_DBM_H)
140    #include <dbm.h>
141    #endif
142    DBM *dbm;
143    ],[NULL])
144  
145    if test "$ac_cv_func_dbm_firstkey" = "yes"; then
146      if test "$ac_cv_funclib_dbm_firstkey" != "yes"; then
147        LIB_NDBM="$ac_cv_funclib_dbm_firstkey"
148      else
149        LIB_NDBM=""
150      fi
151      AC_DEFINE(HAVE_NDBM, 1, [define if you have a ndbm library])dnl
152      have_ndbm=yes
153      if test "$db_type" = "unknown"; then
154        db_type=ndbm
155        DBLIB="$LIB_NDBM"
156      fi
157    else
158  
159      $as_unset ac_cv_func_dbm_firstkey
160      $as_unset ac_cv_funclib_dbm_firstkey
161  
162      AC_CHECK_HEADERS([				\
163  	  gdbm/ndbm.h				\
164      ])
165  
166      AC_FIND_FUNC_NO_LIBS(dbm_firstkey, gdbm, [
167      #include <stdio.h>
168      #include <gdbm/ndbm.h>
169      DBM *dbm;
170      ],[NULL])
171  
172      if test "$ac_cv_func_dbm_firstkey" = "yes"; then
173        if test "$ac_cv_funclib_dbm_firstkey" != "yes"; then
174  	LIB_NDBM="$ac_cv_funclib_dbm_firstkey"
175        else
176  	LIB_NDBM=""
177        fi
178        AC_DEFINE(HAVE_NDBM, 1, [define if you have a ndbm library])dnl
179        have_ndbm=yes
180        if test "$db_type" = "unknown"; then
181  	db_type=ndbm
182  	DBLIB="$LIB_NDBM"
183        fi
184      fi
185    fi
186  fi #enable_ndbm_db
187fi # unknown
188
189if test "$have_ndbm" = "yes"; then
190  AC_MSG_CHECKING([if ndbm is implemented with db])
191  AC_RUN_IFELSE([AC_LANG_SOURCE([[
192#include <unistd.h>
193#include <fcntl.h>
194#if defined(HAVE_GDBM_NDBM_H)
195#include <gdbm/ndbm.h>
196#elif defined(HAVE_NDBM_H)
197#include <ndbm.h>
198#elif defined(HAVE_DBM_H)
199#include <dbm.h>
200#endif
201int main(int argc, char **argv)
202{
203  DBM *d;
204
205  d = dbm_open("conftest", O_RDWR | O_CREAT, 0666);
206  if (d == NULL)
207    return 1;
208  dbm_close(d);
209  return 0;
210}]])],[
211    if test -f conftest.db; then
212      AC_MSG_RESULT([yes])
213      AC_DEFINE(HAVE_NEW_DB, 1, [Define if NDBM really is DB (creates files *.db)])
214    else
215      AC_MSG_RESULT([no])
216    fi],[AC_MSG_RESULT([no])],[AC_MSG_RESULT([no-cross])])
217fi
218
219AM_CONDITIONAL(HAVE_DB1, test "$db_type" = db1)dnl
220AM_CONDITIONAL(HAVE_DB3, test "$db_type" = db3)dnl
221AM_CONDITIONAL(HAVE_NDBM, test "$db_type" = ndbm)dnl
222AM_CONDITIONAL(HAVE_DBHEADER, test "$dbheader" != "")dnl
223
224## it's probably not correct to include LDFLAGS here, but we might
225## need it, for now just add any possible -L
226z=""
227for i in $LDFLAGS; do
228	case "$i" in
229	-L*) z="$z $i";;
230	esac
231done
232DBLIB="$z $DBLIB"
233AC_SUBST(DBLIB)dnl
234AC_SUBST(LIB_NDBM)dnl
235])
236