From 87fa23e6417d7d1938b72e872d779ae7225a5aa4 Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Tue, 12 Oct 1993 01:52:24 +0000
Subject: merge with 1.8.1b

---
 src/expr.c | 54 ++++++++----------------------------------------------
 1 file changed, 8 insertions(+), 46 deletions(-)

(limited to 'src/expr.c')

diff --git a/src/expr.c b/src/expr.c
index a9f376942..97f7b39d8 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -32,7 +32,6 @@
 #include <ctype.h>
 #include <sys/types.h>
 #include <regex.h>
-#include <getopt.h>
 
 #include "system.h"
 #include "version.h"
@@ -81,6 +80,7 @@ void error ();
 char *xstrdup ();
 char *strstr ();
 char *xmalloc ();
+void parse_long_options ();
 
 static VALUE *docolon ();
 static VALUE *eval ();
@@ -99,13 +99,6 @@ static void tostring ();
 static void trace ();
 #endif
 
-static struct option const long_options[] =
-{
-  {"help", no_argument, 0, 'h'},
-  {"version", no_argument, 0, 'v'},
-  {0, 0, 0, 0}
-};
-
 static void
 usage ()
 {
@@ -114,39 +107,6 @@ usage ()
   exit (1);
 }
 
-/* Process long options that precede all other command line arguments.  */
-
-static void
-parse_long_options (argc, argv)
-     int argc;
-     char **argv;
-{
-  int c;
-
-  while ((c = getopt_long (argc, argv, "+", long_options, (int *) 0)) != EOF)
-    {
-      switch (c)
-        {
-	case 'h':
-          usage ();
-
-	case 'v':
-	  printf ("%s\n", version_string);
-	  exit (0);
-	
-	default:
-	  usage ();
-        }
-    }
-
-  /* Restore optind in case it has advanced past a leading `--'.  We can use a
-     simple assignment here because all brances of the above switch statement
-     exit.  Otherwise, we'd have to be careful to decrement only when optind
-     is larger than 1 and the last argument processed was `--'.  */
-
-  optind = 1;
-}
-
 void
 main (argc, argv)
      int argc;
@@ -156,7 +116,7 @@ main (argc, argv)
 
   program_name = argv[0];
 
-  parse_long_options (argc, argv);
+  parse_long_options (argc, argv, usage);
 
   if (argc == 1)
     usage ();
@@ -465,7 +425,8 @@ eval7 ()
 #endif
   if (nomoreargs ())
     error (2, 0, "syntax error");
-  else if (nextarg ("("))
+
+  if (nextarg ("("))
     {
       args++;
       v = eval ();
@@ -474,10 +435,11 @@ eval7 ()
       args++;
       return v;
     }
-  else if (nextarg (")"))
+
+  if (nextarg (")"))
     error (2, 0, "syntax error");
-  else
-    return str_value (*args++);
+
+  return str_value (*args++);
 }
 
 /* Handle match, substr, index, and length keywords.  */
-- 
cgit v1.2.3-54-g00ecf