From 046857dfb88f05e6b310fe9ef07b9f2d3ac5922d Mon Sep 17 00:00:00 2001
From: Dirk Engling <erdgeist@erdgeist.org>
Date: Thu, 20 Feb 2014 22:42:56 +0100
Subject: Restructure project, make names more clear

---
 src/export/map_coords.c | 62 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 src/export/map_coords.c

(limited to 'src/export/map_coords.c')

diff --git a/src/export/map_coords.c b/src/export/map_coords.c
new file mode 100644
index 0000000..b46f1cf
--- /dev/null
+++ b/src/export/map_coords.c
@@ -0,0 +1,62 @@
+#define _WITH_GETLINE
+#include "mystdlib.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <ctype.h>
+
+int find_offset( const void *key, const void *line )
+{
+  size_t l = strlen( (char*)key );
+  return strncmp( (char*)key, *(char**)line, l );
+}
+
+int qsort_cmp( const void *a, const void *b )
+{
+  return strcmp( *(char**)a, *(char**)b );
+}
+
+int main( int argc, char ** args )
+{
+  MAP coords = map_file( args[1], 1 );
+  int i, l, lines;
+  char *p, **offsets, *input = malloc(1024);
+  ssize_t ll;
+  size_t input_length = 1024;
+
+  if( !coords ) 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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