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sample.c
  1  #include    <stdio.h>
  2  #include    <string.h>
  3  #include    <time.h>
  4  
  5  #include    "dynda.h"
  6  
  7  
  8  // Output double-array status.
  9  static  void    Status( hDary h )
 10  {
 11      int     ret;
 12      Dstat   st;
 13  
 14      if ( ( ret = Dary_Status( h, &st ) ) != DARY_OK )
 15          Dary_Error( ret );
 16  
 17      printf( "----- Status -----\n" );
 18      printf( "No. keys: %u\n", st.nkey );
 19      printf( "No. blocks: %u\n", st.nblk );
 20      printf( "No. valid blocks: %u [%u]\n", st.mblk, st.max );
 21      printf( "No. empty elements: %u\n", st.nemp );
 22      printf( "Len. Tail: %u\n", st.ntail );
 23      printf( "Size: %u\n", st.size );
 24      printf( "------------------\n" );
 25  }
 26  
 27  // Get string.
 28  static  int     GetKey( char *s, int n, FILE *fp )
 29  {
 30      int     len;
 31  
 32      if ( fgets( s, n, fp ) == NULL )
 33          return  -1;
 34  
 35      len = ( int )strlen( s );
 36      if ( len > 0 && s[ len - 1 ] == '\n' )  s[ --len ] = '\0';
 37      if ( len > 0 && s[ len - 1 ] == '\r' )  s[ --len ] = '\0';
 38  
 39      return  len;
 40  }
 41  
 42  // Test insertion.
 43  static  int     Test_Insert( hDary da, FILE *fp )
 44  {
 45      int     ret;
 46      char    key[256];
 47  
 48      rewind( fp );
 49      while ( GetKey( key, sizeof( key ), fp ) >= 0 )
 50      {
 51          if ( ( ret = Dary_Insert( da, key ) ) != DARY_OK )
 52          {
 53              fprintf( stderr, "Insert: %s\n", key );
 54              Dary_Error( ret );
 55              return  ret;
 56          }
 57      }
 58  
 59      return  0;
 60  }
 61  
 62  // Test search.
 63  static  int     Test_Search( hDary da, FILE *fp )
 64  {
 65      int     ret;
 66      char    key[256];
 67  
 68      rewind( fp );
 69      while ( GetKey( key, sizeof( key ), fp ) >= 0 )
 70      {
 71          if ( ( ret = Dary_Search( da, key ) ) != DARY_OK )
 72          {
 73              fprintf( stderr, "Search: %s\n", key );
 74              Dary_Error( ret );
 75              return  ret;
 76          }
 77      }
 78  
 79      return  0;
 80  }
 81  
 82  // Test deletion.
 83  static  int     Test_Delete( hDary da, FILE *fp )
 84  {
 85      int     ret;
 86      char    key[256];
 87  
 88      rewind( fp );
 89      while ( GetKey( key, sizeof( key ), fp ) >= 0 )
 90      {
 91          if ( ( ret = Dary_Delete( da, key ) ) != DARY_OK )
 92          {
 93              fprintf( stderr, "Delete: %s\n", key );
 94              Dary_Error( ret );
 95              return  ret;
 96          }
 97      }
 98  
 99      return  0;
100  }
101  
102  // Test double-array.
103  static  int     Test_Dary( FILE *fp )
104  {
105      int     ret;
106      hDary   da;
107      clock_t     cl;
108  
109      if ( ( ret = Dary_Open( &da, NULL ) ) != DARY_OK )
110          Dary_Error( ret );
111  
112      printf( "Building...\n" );
113      cl = clock();
114      Test_Insert( da, fp );
115      cl = clock() - cl;
116      printf( "%.2f sec\n", 1.0 * cl / CLOCKS_PER_SEC );
117  
118      printf( "Searching...\n" );
119      cl = clock();
120      Test_Search( da, fp );
121      cl = clock() - cl;
122      printf( "%.2f sec\n", 1.0 * cl / CLOCKS_PER_SEC );
123  
124      Status( da );
125  
126      printf( "Adjusting...\n" );
127      cl = clock();
128      if ( ( ret = Dary_AdjustBC( da ) ) != DARY_OK )
129          Dary_Error( ret );
130      if ( ( ret = Dary_AdjustTail( da ) ) != DARY_OK )
131          Dary_Error( ret );
132      cl = clock() - cl;
133      printf( "%.2f sec\n", 1.0 * cl / CLOCKS_PER_SEC );
134  
135      Status( da );
136  
137      printf( "Deleting...\n" );
138      cl = clock();
139      Test_Delete( da, fp );
140      cl = clock() - cl;
141      printf( "%.2f sec\n", 1.0 * cl / CLOCKS_PER_SEC );
142  
143      if ( ( ret = Dary_Close( da ) ) != DARY_OK )
144          Dary_Error( ret );
145  
146      return  ret;
147  }
148  
149  // Test.
150  static  int     Test_Main( const char *path )
151  {
152      int     ret;
153      FILE    *fp;
154  
155      if ( ( fp = fopen( path, "rb" ) ) == NULL )
156      {
157          perror( path );
158          return  -1;
159      }
160  
161      ret = Test_Dary( fp );
162  
163      fclose( fp );
164  
165      return  ret;
166  }
167  
168  // Main function for debug.
169  int     main( int argc, char *argv[] )
170  {
171      if ( argc != 2 )
172      {
173          fprintf( stderr, "Usage: %s File\n", argv[0] );
174          return  -1;
175      }
176  
177      return  Test_Main( argv[1] );
178  }