1 files changed, 0 insertions, 91 deletions
diff --git a/dos2unix.c b/dos2unix.c
index 7f1c561..b2dcfd9 100644
--- a/dos2unix.c
+++ b/dos2unix.c
@@ -27,19 +27,9 @@
  * See the COPYING file for license information.
  */
 
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
 #include <getopt.h>
 #include "busybox.h"
 
-#define CT_AUTO	0
-#define CT_UNIX2DOS	1
-#define CT_DOS2UNIX	2
-
-int convert(char *fn, int ConvType);
-
 int dos2unix_main(int argc, char *argv[]) {
 	int ConvType = CT_AUTO;
 	int o;
@@ -69,84 +59,3 @@ int dos2unix_main(int argc, char *argv[]) {
 	return o;
 }
 
-// if fn is NULL then input is stdin and output is stdout
-int convert(char *fn, int ConvType) {
-	char c;
-	char *tempFn = NULL;
-	FILE *in = stdin, *out = stdout;
-
-	if (fn != NULL) {
-		if ((in = fopen(fn, "r")) == NULL) {
-			perror_msg(fn);
-			return -1;
-		}
-		tempFn = tmpnam(NULL);
-		if (tempFn == NULL || (out = fopen(tempFn, "w")) == NULL) {
-			perror_msg(NULL);
-			return -2;
-		}
-	}
-
-	while ((c = fgetc(in)) != EOF) {
-		if (c == '\r') {
-			if ((ConvType == CT_UNIX2DOS) && (fn != NULL)) {
-				// file is alredy in DOS format so it is not necessery to touch it
-				if (fclose(in) < 0 || fclose(out) < 0 || remove(tempFn) < 0) {
-					perror_msg(NULL);
-					return -2;
-				}
-				return 0;
-			}
-			if (!ConvType)
-				ConvType = CT_DOS2UNIX;
-			break;
-		}
-		if (c == '\n') {
-			if ((ConvType == CT_DOS2UNIX) && (fn != NULL)) {
-				// file is alredy in UNIX format so it is not necessery to touch it
-				if (fclose(in) < 0 || fclose(out) < 0 || remove(tempFn) < 0) {
-					perror_msg(NULL);
-					return -2;
-				}
-				return 0;
-			}
-			if (!ConvType)
-				ConvType = CT_UNIX2DOS;
-			if (ConvType == CT_UNIX2DOS)
-				fputc('\r', out);
-			fputc('\n', out);
-			break;
-		}
-		fputc(c, out);
-	}
-	if (c != EOF)
-		while ((c = fgetc(in)) != EOF) {
-			if (c == '\r')
-				continue;
-			if (c == '\n') {
-				if (ConvType == CT_UNIX2DOS)
-					fputc('\r', out);
-				fputc('\n', out);
-				continue;
-			}
-		fputc(c, out);
-	}
-
-	if (fn != NULL) {
-	    if (fclose(in) < 0 || fclose(out) < 0 || 
-		    (in = fopen(tempFn, "r")) == NULL || (out = fopen(fn, "w")) == NULL) {
-		perror_msg(NULL);
-		return -2;
-	    }
-
-	    while ((c = fgetc(in)) != EOF)
-		fputc(c, out);
-
-	    if (fclose(in) < 0 || fclose(out) < 0 || remove(tempFn) < 0) {
-		perror_msg(NULL);
-		return -2;
-	    }
-	}
-
-	return 0;
-}