d11aff78d1b8b998525b47db166bb5128bc96374
hiram
  Mon Mar 2 12:57:12 2020 -0800
correct one line header message in usage() no redmine

diff --git src/hg/utils/pslRc/pslRc.c src/hg/utils/pslRc/pslRc.c
index b9ae60f..bfd8ca7 100644
--- src/hg/utils/pslRc/pslRc.c
+++ src/hg/utils/pslRc/pslRc.c
@@ -1,55 +1,55 @@
 /* pslRc - reverse-complement psl */
 
 #include "common.h"
 #include "linefile.h"
 #include "dnautil.h"
 #include "options.h"
 #include "psl.h"
 
 /* command line options */
 static struct optionSpec optionSpecs[] = {
     {NULL, 0}
 };
 boolean gNoRc = FALSE;
 
-void usage(char *msg)
+void usage()
 /* usage message and abort */
 {
-errAbort("%s:\n"
+errAbort("pslRc - reverse-complement psl\n"
+         "usage:\n"
          "    pslRc [options] inPsl outPsl\n"
          "\n"
          "reverse-complement psl\n"
          "\n"
-         "Options:\n",
-         msg);
+         "Options:\n");
 }
 
 void pslRcFile(char *inPslFile, char *outPslFile)
 /* reverse target and query in a psl file */
 {
 struct lineFile *inLf = pslFileOpen(inPslFile);
 FILE *outFh = mustOpen(outPslFile, "w");
 struct psl *psl;
 
 while ((psl = pslNext(inLf)) != NULL)
     {
     pslRc(psl);
     pslTabOut(psl, outFh);
     pslFree(&psl);
     }
 
 carefulClose(&outFh);
 lineFileClose(&inLf);
 }
 
 int main(int argc, char** argv)
 /* entry */
 {
 optionInit(&argc, argv, optionSpecs);
 if (argc != 3)
     usage("wrong # args");
 gNoRc = optionExists("noRc");
 dnaUtilOpen();
 pslRcFile(argv[1], argv[2]);
 return 0;
 }