a0f5e0898b
which included commits to RCS files with non-trunk default branches. git-svn-id: svn://10.65.10.50/trunk@976 c028cbd2-c16b-5b4b-a496-9718f37d4682
121 lines
2.5 KiB
C
Executable File
121 lines
2.5 KiB
C
Executable File
/* i4dump.c (C)Copyright Sequiter Software Inc., 1990-1994. All rights reserved.
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Displays the contents of a tag.
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Currently uses printf */
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#include "d4all.h"
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#ifndef S4UNIX
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#ifdef __TURBOC__
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#pragma hdrstop
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#endif
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#endif
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#ifndef S4INDEX_OFF
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/* not supported for FoxPro compact index file structures */
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#ifdef S4MDX /* ifndef S4FOX */
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static void output( int h, char * s )
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{
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write( h, s, strlen(s) ) ;
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}
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static int t4dump_do( TAG4 *t4, int out_handle, int level, int display_all )
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{
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char out_buf[200] ;
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int rc, i_key ;
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B4BLOCK *block_on ;
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char buf[ I4MAX_KEY_SIZE ] ;
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int len ;
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rc = t4down( t4 ) ;
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if ( rc < 0 || rc == 2 )
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return -1 ;
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block_on = t4block( t4 ) ;
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if ( b4leaf( block_on ) && !display_all )
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{
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t4up( t4 ) ;
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return 0 ;
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}
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if ( b4leaf( block_on) )
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{
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M4PRINT( out_buf, "\r\n\r\nLeaf B4BLOCK #: %ld Level %d\r\n\r\n", block_on->file_block, level ) ;
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output( out_handle, out_buf ) ;
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output( out_handle, "Record Number Key\r\n" ) ;
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}
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else
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{
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M4PRINT( out_buf, "\r\n\r\nBranch B4BLOCK #: %ld Level %d\r\n\r\n", block_on->file_block, level ) ;
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output( out_handle, out_buf ) ;
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output( out_handle, "FILE4 B4BLOCK Key\r\n" ) ;
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}
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for ( i_key = 0; i_key < block_on->n_keys; i_key++ )
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{
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M4PRINT( out_buf, "\r\n%10ld ", b4key(block_on,i_key)->num ) ;
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output( out_handle, out_buf ) ;
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if ( t4type( t4 ) == r4str )
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{
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len = 50 ;
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if ( len > t4->header.key_len )
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len = t4->header.key_len ;
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memcpy( buf, b4key_key( block_on, i_key ), len ) ;
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buf[len] = 0 ;
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output( out_handle, buf ) ;
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}
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}
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if ( b4leaf( block_on ) )
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{
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t4up( t4 ) ;
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return 0 ;
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}
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M4PRINT( out_buf, "\r\n%10ld ", b4key( block_on, i_key )->num ) ;
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output( out_handle, out_buf ) ;
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block_on->key_on = 0 ;
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do
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{
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rc = t4dump_do( t4, out_handle, level + 1, display_all ) ;
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if ( rc > 0 )
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e4severe( e4result, E4_T4DUMP ) ;
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if ( rc < 0 )
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return -1 ;
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} while ( b4skip( block_on, 1) == 1 ) ;
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t4up(t4) ;
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return 0 ;
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}
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int S4FUNCTION t4dump( TAG4 *t4, int out_handle, int display_all )
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{
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int rc ;
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#ifdef S4DEBUG
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if ( t4 == 0 )
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e4severe( e4parm, E4_T4DUMP ) ;
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#endif
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if ( t4->code_base->error_code < 0 )
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return -1 ;
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rc = i4lock( t4->index ) ;
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if ( rc )
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return rc ;
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if ( t4free_all( t4 ) < 0 )
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return -1 ;
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output( out_handle, "\r\n\r\n" ) ;
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return t4dump_do( t4, out_handle, 0, display_all ) ;
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}
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#endif
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#endif
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