d0f0487213a1ad3654555e8ffd12d6c9478798aa
hiram
  Tue May 28 11:21:30 2013 -0700
adding to the userUtils build refs #9149
diff --git src/utils/toUpper/toUpper.c src/utils/toUpper/toUpper.c
index f201f6f..9c26e7a 100644
--- src/utils/toUpper/toUpper.c
+++ src/utils/toUpper/toUpper.c
@@ -1,38 +1,39 @@
 /* toUpper - Convert lower case to upper case in file. Leave other chars alone. */
 #include "common.h"
 #include "linefile.h"
 
 
 void usage()
 /* Explain usage and exit. */
 {
 errAbort(
   "toUpper - Convert lower case to upper case in file. Leave other chars alone\n"
   "usage:\n"
-  "   toUpper in out\n");
+  "   toUpper inFile outFile\n"
+  "equivalent to the unix commands: cat inFile | tr '[a-z]' '[A-Z]' > outFile");
 }
 
 void toUpper(char *inName, char *outName)
 /* toUpper - Convert lower case to upper case in file. Leave other chars alone. */
 {
 struct lineFile *lf = lineFileOpen(inName, FALSE);
 FILE *f = mustOpen(outName, "w");
 int lineSize;
 char *line;
 
 while (lineFileNext(lf, &line, &lineSize))
     {
     toUpperN(line, lineSize);
     mustWrite(f, line, lineSize);
     }
 fclose(f);
 }
 
 int main(int argc, char *argv[])
 /* Process command line. */
 {
 if (argc != 3)
     usage();
 toUpper(argv[1], argv[2]);
 return 0;
 }