--- a/convert/eyuvtojpeg.c
+++ b/convert/eyuvtojpeg.c
@@ -25,6 +25,7 @@
 #include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <unistd.h>
 #include <malloc.h>
 
 typedef unsigned char uint8;
@@ -47,8 +48,9 @@
 int	main(int argc, char **argv)
 {
     FILE *fpointer;
-    char command[256];
-    char src[256], dest[256];
+    char command[4096];
+    char src[4096], dest[4096], tempfile[4096];
+    int ret;
 
     if ((strcmp(argv[1],"-?") == 0) ||
 	(strcmp(argv[1],"-h") == 0) ||
@@ -99,14 +101,16 @@
     YUVtoPPM();
 
     fprintf(stdout, "Writing PPM\n");
-    fpointer = fopen("/tmp/foobar", "w");
+    sprintf(tempfile, "%s.tmp", dest);
+    fpointer = fopen(tempfile, "w");
     WritePPM(fpointer);
     fclose(fpointer);
 
     fprintf(stdout, "Converting to JPEG %s\n", dest);
-    sprintf(command, "cjpeg /tmp/foobar > %s", dest);
-    system(command);
-    return 0;
+    sprintf(command, "cjpeg %s > %s", tempfile, dest);
+    ret = system(command);
+    unlink(tempfile);
+    return ret;
 }
 
 
--- a/convert/vidtoeyuv.c
+++ b/convert/vidtoeyuv.c
@@ -125,9 +125,9 @@
   XImage *ximage;
   char *tdata;
   char *obase;
-  char ofname[256];
+  char ofname[4096], tempfile[4096];
   int height, width;
-  char command[256];
+  char command[4096];
   int nth;
 
   if ((argc != 7) && (argc != 8))usage (argv[0]);
@@ -223,9 +223,11 @@
 
 
     sprintf(ofname, "%s%d.yuv", obase, i);
-    outFile = fopen("/tmp/foobar", "w");
+    sprintf(tempfile, "%s%d.yuv.tmp", obase, i);
+    outFile = fopen(tempfile, "w");
     if (!outFile) {
       perror("Couldn't open output file.");
+      exit(1);
     }
 
     for (r=0; r<height; r++) {
@@ -241,9 +243,10 @@
 
     free(tdata);
 
-    sprintf(command, "rawtoppm %d %d < /tmp/foobar | ppmtoyuv > %s",
-	    width, height, ofname);
+    sprintf(command, "rawtoppm %d %d < %s | ppmtoyuv > %s",
+	    width, height, tempfile, ofname);
     system(command);
+    unlink(tempfile);
 
       for (j=0; j<nth-1; j++) {
 	if (read (fd, &image, sizeof(image)) != sizeof(image)) {
--- a/convert/vidtojpeg.c
+++ b/convert/vidtojpeg.c
@@ -123,9 +123,9 @@
   XImage *ximage;
   char *tdata;
   char *obase;
-  char ofname[256];
+  char ofname[4096], tempfile[4096];
   int height, width;
-  char command[256];
+  char command[4096];
 
 
   if ((argc != 7) && (argc != 8))usage (argv[0]);
@@ -221,9 +221,11 @@
 
 
     sprintf(ofname, "%s.%d.jpeg", obase, i);
-    outFile = fopen("/tmp/foobar", "w");
+    sprintf(tempfile, "%s.%d.jpeg.tmp", obase, i);
+    outFile = fopen(tempfile, "w");
     if (!outFile) {
       perror("Couldn't open output file.");
+      exit(1);
     }
 
     for (r=0; r<height; r++) {
@@ -239,9 +241,10 @@
 
     free(tdata);
 
-    sprintf(command, "rawtoppm %d %d < /tmp/foobar | cjpeg > %s",
-	    width, height, ofname);
+    sprintf(command, "rawtoppm %d %d < %s | cjpeg > %s",
+	    width, height, tempfile, ofname);
     system(command);
+    unlink(tempfile);
   }
 }
 
--- a/convert/vidtoppm.c
+++ b/convert/vidtoppm.c
@@ -220,9 +220,11 @@
 
 
     sprintf(ofname, "%s%d.ppm", obase, i);
-    outFile = fopen("/tmp/foobar", "w");
+    sprintf(tempfile, "%s%d.ppm.tmp", obase, i);
+    outFile = fopen(tempfile, "w");
     if (!outFile) {
       perror("Couldn't open output file.");
+      exit(1);
     }
 
     for (r=0; r<height; r++) {
@@ -238,8 +240,9 @@
 
     free(tdata);
 
-    sprintf(command, "rawtoppm %d %d < /tmp/foobar > %s",
-	    width, height, ofname);
+    sprintf(command, "rawtoppm %d %d < %s > %s",
+	    width, height, tempfile, ofname);
     system(command);
+    unlink(tempfile);
   }
 }
--- a/convert/eyuvtoppm.c
+++ b/convert/eyuvtoppm.c
@@ -100,13 +100,9 @@
     fpointer = fopen(dest, "w");
     if (fpointer == NULL) {
       fprintf(stderr, "Problems opening %s!\n", dest);
-      fprintf(stderr, "Trying /tmp/foobar instead\n");
-      strcpy(dest, "/tmp/foobar");
-      fpointer = fopen(dest, "w");
-      if (fpointer == NULL) {
-	fprintf(stderr, "Nope, exiting.\n");
-	exit(1);
-      }}
+      perror("");
+      exit(1);
+    }
 
     WritePPM(fpointer);
     fclose(fpointer);