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Diffstat (limited to 'mcon/U/i_db.U')
| -rw-r--r-- | mcon/U/i_db.U | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/mcon/U/i_db.U b/mcon/U/i_db.U new file mode 100644 index 0000000..dad068e --- /dev/null +++ b/mcon/U/i_db.U @@ -0,0 +1,146 @@ +?RCS: $Id$ +?RCS: +?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi +?RCS: +?RCS: You may redistribute only under the terms of the Artistic License, +?RCS: as specified in the README file that comes with the distribution. +?RCS: You may reuse parts of this distribution only within the terms of +?RCS: that same Artistic License; a copy of which may be found at the root +?RCS: of the source tree for dist 4.0. +?RCS: +?RCS: Original Author: Andy Dougherty <doughera@lafcol.lafayette.edu> +?RCS: +?RCS: $Log: i_db.U,v $ +?RCS: Revision 3.0.1.3 1995/07/25 14:10:22 ram +?RCS: patch56: conditionally use const in test programs (ADO) +?RCS: +?RCS: Revision 3.0.1.2 1995/05/12 12:14:42 ram +?RCS: patch54: extended for more intimate DB probing (ADO) +?RCS: +?RCS: Revision 3.0.1.1 1994/08/29 16:21:50 ram +?RCS: patch32: created by ADO +?RCS: +?MAKE:i_db db_hashtype db_prefixtype: Inhdr +cc +ccflags rm_try contains cat \ + d_const +?MAKE: -pick add $@ %< +?S:i_db: +?S: This variable conditionally defines the I_DB symbol, and indicates +?S: whether a C program may include Berkeley's DB include file <db.h>. +?S:. +?S:db_hashtype: +?S: This variable contains the type of the hash structure element +?S: in the <db.h> header file. In older versions of DB, it was +?S: int, while in newer ones it is u_int32_t. +?S:. +?S:db_prefixtype: +?S: This variable contains the type of the prefix structure element +?S: in the <db.h> header file. In older versions of DB, it was +?S: int, while in newer ones it is size_t. +?S:. +?C:I_DB: +?C: This symbol, if defined, indicates to the C program that it should +?C: include Berkeley's DB include file <db.h>. +?C:. +?C:DB_Prefix_t: +?C: This symbol contains the type of the prefix structure element +?C: in the <db.h> header file. In older versions of DB, it was +?C: int, while in newer ones it is u_int32_t. +?C:. +?C:DB_Hash_t: +?C: This symbol contains the type of the prefix structure element +?C: in the <db.h> header file. In older versions of DB, it was +?C: int, while in newer ones it is size_t. +?C:. +?H:#$i_db I_DB /**/ +?H:#define DB_Hash_t $db_hashtype /**/ +?H:#define DB_Prefix_t $db_prefixtype /**/ +?H:. +?LINT:set i_db +: see if this is a db.h system +set db.h i_db +eval $inhdr + +@if DB_Hash_t +case "$i_db" in +define) + : Check the return type needed for hash + echo " " + echo "Checking return type needed for hash for Berkeley DB ..." >&4 + $cat >try.c <<EOCP +#$d_const HASCONST +#ifndef HASCONST +#define const +#endif +#include <sys/types.h> +#include <db.h> +u_int32_t hash_cb (ptr, size) +const void *ptr; +size_t size; +{ +} +HASHINFO info; +int main() +{ + info.hash = hash_cb; +} +EOCP + if $cc $ccflags -c try.c >try.out 2>&1 ; then + if $contains warning try.out >>/dev/null 2>&1 ; then + db_hashtype='int' + else + db_hashtype='u_int32_t' + fi + else + echo "I can't seem to compile the test program." >&4 + db_hashtype=int + fi + $rm_try + echo "Your version of Berkeley DB uses $db_hashtype for hash." + ;; +*) db_hashtype=int + ;; +esac + +@end +@if DB_Prefix_t +case "$i_db" in +define) + : Check the return type needed for prefix + echo " " + echo "Checking return type needed for prefix for Berkeley DB ..." >&4 + cat >try.c <<EOCP +#$d_const HASCONST +#ifndef HASCONST +#define const +#endif +#include <sys/types.h> +#include <db.h> +size_t prefix_cb (key1, key2) +const DBT *key1; +const DBT *key2; +{ +} +BTREEINFO info; +int main() +{ + info.prefix = prefix_cb; +} +EOCP + if $cc $ccflags -c try.c >try.out 2>&1 ; then + if $contains warning try.out >>/dev/null 2>&1 ; then + db_prefixtype='int' + else + db_prefixtype='size_t' + fi + else + echo "I can't seem to compile the test program." >&4 + db_prefixtype='int' + fi + $rm_try + echo "Your version of Berkeley DB uses $db_prefixtype for prefix." + ;; +*) db_prefixtype='int' + ;; +esac + +@end |