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#define _WITH_GETLINE
#include "mystdlib.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
static int find_offset( const void *key, const void *line )
{
size_t l = strlen( (char*)key );
return strncmp( (char*)key, *(char**)line, l );
}
static int qsort_cmp( const void *a, const void *b )
{
return strcmp( *(char**)a, *(char**)b );
}
int main( int argc, char ** args )
{
MAP coords;
char *p, **offsets, *input = malloc(1024);
ssize_t ll;
size_t i, l, lines, input_length = 1024;
if( argc != 2 ) { fprintf( stderr, "Syntax: printf %%s\\t%%s\\t%%s <zipcode> <streetname> <housenumber> | %s <coords_file>\n", args[0] ); exit(111); }
coords = map_file( args[1], 1 );
if( !coords || !input ) { fprintf( stderr, "Error allocating resources\n" );exit( 111 ); }
p = (char *)coords->addr;
for ( i=0, lines=0; i<coords->size; ++i )
if( p[i] == 0x00 )
++lines;
offsets = malloc( lines * sizeof(char*));
if( !offsets ) exit( 111 );
offsets[0] = p; l = 1;
for ( i=0; i<coords->size; ++i )
if( p[i] == 0x00 )
offsets[l++] = p+i+1;
l--; qsort(offsets, l, sizeof(char*), qsort_cmp );
while( ( ll = getline( &input, &input_length, stdin ) ) >= 0 )
{
char **coord_line;
input[ll-1]='\t';
coord_line = bsearch( input, offsets, l, sizeof(char*), find_offset );
if( !coord_line && ll > 2 && isalpha( input[ll-2] ) )
{
input[ll-2] = '\t'; input[ll-1]=0;
ll--;
coord_line = bsearch( input, offsets, l, sizeof(char*), find_offset );
}
if( coord_line )
printf( "%s\n", *coord_line + ll );
else
puts( "\t" );
}
return 0;
}
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