Clean up line endings in all internal utils
diff --git a/utils/internal/zc.c b/utils/internal/zc.c
index eff94bd..5e56974 100644
--- a/utils/internal/zc.c
+++ b/utils/internal/zc.c
@@ -1,107 +1,107 @@
-#include <stdio.h>

-#include <stdlib.h>

-#include <string.h>

-#include <getopt.h>

-

-#define PACKAGE "wgram"

-#define VERSION "0.0.4"

-#define MAXLINE 1024

-#define MAXGRAM 32

-

-/* status epilepticus .. print help */

-void print_help(int exval);

-

-int main (int argc, char *argv[]) {

- /* word delimeter for strtok() */

- char delim[] = ".,:;`/\"+-_(){}[]<>*&^%$#@!?~/|\\=1234567890 \t\n";

- char line[MAXLINE];     /* input buff, fgets() */

- char *stray = NULL;     /* returned value by strtok() */

- char **strarray = NULL; /* array to hold all entrys */

- int i = 0;              /* general counter */

- int strcount = 0;       /* number of entrys in pointer array */

- int N = 3, pos = 0;     /* ngram size, 3 in this case */

- int opt = 0;            /* holds command line opt nr.. */

- int word_flag = 0;      /* print only the `raw' words */

- FILE *fp = stdin;       /* read input from `FILE', default is stdin */

-

- while((opt = getopt(argc, argv, "hvn:wf:")) != -1) {

-  switch(opt) {

-   case 'h':

-    print_help(0);

-    break;

-   case 'v':

-  exit(0);

-    break;

-   case 'n':

-    N = atoi(optarg);

-    if(N > MAXGRAM || N < 2) {

-     fprintf(stderr, "%s: Error - Ngram length `%d' out of range `0-%d'\n", 

-       PACKAGE, N, MAXGRAM);

-     return 1;

-    }

-    break;

-   case 'w':

-    word_flag = 1;

-    break;

-   case 'f':

-    if(freopen(optarg, "r", fp) == NULL) {

-     fprintf(stderr, "%s: Error - opening `%s'\n", PACKAGE, optarg);

-     return 1;

-    }

-    break;

-   case '?':

-    fprintf(stderr, "%s: Error - No such option: `%c'\n\n", PACKAGE, optopt);

-    print_help(1);

-  } /* switch */

- } /* while */

-

- /* start reading lines from file pointer, add all entrys to **strarray */ 

- while((fgets(line, MAXLINE, fp)) != NULL) {

-  if(strlen(line) < 2)

-   continue;

-

-  stray = strtok(line, delim);

-  while(stray != NULL) {

-   strarray = (char **)realloc(strarray, (strcount + 1) * sizeof(char *));

-   strarray[strcount++] = strdup(stray);

-   stray = strtok(NULL, delim);

-  }

- }

-

- if(word_flag == 0) {

-  /* 

-  // print the array of strings, jumping back each time

-  // (N - 1) positions if a whole ngram of words has been printed

-  */

-  for(i = 0, pos = N; i < strcount; i++, pos--) {

-   if(pos == 0) pos = N, i -= (N - 1), printf("\n");

-    printf("%s ", strarray[i]);

-  }

-  printf("\n");

- } else {

-  /* print raw words */

-  for(i = 0; i < strcount; i++)

-   printf("%s\n", strarray[i]);

- }

-

- /* free the string array */

- for(i = 0; i < strcount; i++)

-  free(strarray[i]);

-

- free(strarray);

- return 0;

-}

-

-/* status epilepticus .. print help */

-void print_help(int exval) {

- printf("%s,%s extract N-grams from text data\n", PACKAGE, VERSION);

- printf("Usage: %s [-h] [-v] [-n INT] [-w] [-f FILE]\n\n", PACKAGE);

-

- printf(" -h        print this help and exit\n");

- printf(" -v        print version and exit\n\n");

-

- printf(" -n INT    set ngram length (default=3)\n");

- printf(" -w        print only the extracted words\n");

- printf(" -f FILE   read input from `FILE' (default=stdin)\n\n");

- exit(exval);

-}

+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <getopt.h>
+
+#define PACKAGE "wgram"
+#define VERSION "0.0.4"
+#define MAXLINE 1024
+#define MAXGRAM 32
+
+/* status epilepticus .. print help */
+void print_help(int exval);
+
+int main (int argc, char *argv[]) {
+ /* word delimeter for strtok() */
+ char delim[] = ".,:;`/\"+-_(){}[]<>*&^%$#@!?~/|\\=1234567890 \t\n";
+ char line[MAXLINE];     /* input buff, fgets() */
+ char *stray = NULL;     /* returned value by strtok() */
+ char **strarray = NULL; /* array to hold all entrys */
+ int i = 0;              /* general counter */
+ int strcount = 0;       /* number of entrys in pointer array */
+ int N = 3, pos = 0;     /* ngram size, 3 in this case */
+ int opt = 0;            /* holds command line opt nr.. */
+ int word_flag = 0;      /* print only the `raw' words */
+ FILE *fp = stdin;       /* read input from `FILE', default is stdin */
+
+ while((opt = getopt(argc, argv, "hvn:wf:")) != -1) {
+  switch(opt) {
+   case 'h':
+    print_help(0);
+    break;
+   case 'v':
+  exit(0);
+    break;
+   case 'n':
+    N = atoi(optarg);
+    if(N > MAXGRAM || N < 2) {
+     fprintf(stderr, "%s: Error - Ngram length `%d' out of range `0-%d'\n", 
+       PACKAGE, N, MAXGRAM);
+     return 1;
+    }
+    break;
+   case 'w':
+    word_flag = 1;
+    break;
+   case 'f':
+    if(freopen(optarg, "r", fp) == NULL) {
+     fprintf(stderr, "%s: Error - opening `%s'\n", PACKAGE, optarg);
+     return 1;
+    }
+    break;
+   case '?':
+    fprintf(stderr, "%s: Error - No such option: `%c'\n\n", PACKAGE, optopt);
+    print_help(1);
+  } /* switch */
+ } /* while */
+
+ /* start reading lines from file pointer, add all entrys to **strarray */ 
+ while((fgets(line, MAXLINE, fp)) != NULL) {
+  if(strlen(line) < 2)
+   continue;
+
+  stray = strtok(line, delim);
+  while(stray != NULL) {
+   strarray = (char **)realloc(strarray, (strcount + 1) * sizeof(char *));
+   strarray[strcount++] = strdup(stray);
+   stray = strtok(NULL, delim);
+  }
+ }
+
+ if(word_flag == 0) {
+  /* 
+  // print the array of strings, jumping back each time
+  // (N - 1) positions if a whole ngram of words has been printed
+  */
+  for(i = 0, pos = N; i < strcount; i++, pos--) {
+   if(pos == 0) pos = N, i -= (N - 1), printf("\n");
+    printf("%s ", strarray[i]);
+  }
+  printf("\n");
+ } else {
+  /* print raw words */
+  for(i = 0; i < strcount; i++)
+   printf("%s\n", strarray[i]);
+ }
+
+ /* free the string array */
+ for(i = 0; i < strcount; i++)
+  free(strarray[i]);
+
+ free(strarray);
+ return 0;
+}
+
+/* status epilepticus .. print help */
+void print_help(int exval) {
+ printf("%s,%s extract N-grams from text data\n", PACKAGE, VERSION);
+ printf("Usage: %s [-h] [-v] [-n INT] [-w] [-f FILE]\n\n", PACKAGE);
+
+ printf(" -h        print this help and exit\n");
+ printf(" -v        print version and exit\n\n");
+
+ printf(" -n INT    set ngram length (default=3)\n");
+ printf(" -w        print only the extracted words\n");
+ printf(" -f FILE   read input from `FILE' (default=stdin)\n\n");
+ exit(exval);
+}