vi: placate "warning: variable orig_buf set but not used"

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/editors/vi.c b/editors/vi.c
index 61e988ce9169eedc013edbfa5c403faa5ae96173..f103e0dc07e88ebe8518bd00c9165b4dbccac243 100644 (file)
--- a/editors/vi.c
+++ b/editors/vi.c
@@ -1070,10 +1070,13 @@ static void colon(char *buf)
        not_implemented(p);
 #else
 
-       char c, *orig_buf, *buf1, *q, *r;
+       char c, *buf1, *q, *r;
        char *fn, cmd[MAX_INPUT_LEN], args[MAX_INPUT_LEN];
        int i, l, li, b, e;
        int useforce;
+# if ENABLE_FEATURE_VI_SEARCH || ENABLE_FEATURE_ALLOW_EXEC
+       char *orig_buf;
+# endif
 
        // :3154        // if (-e line 3154) goto it  else stay put
        // :4,33w! foo  // write a portion of buffer to file "foo"
@@ -1105,8 +1108,10 @@ static void colon(char *buf)
        // look for optional address(es)  :.  :1  :1,9   :'q,'a   :%
        buf = get_address(buf, &b, &e);
 
+# if ENABLE_FEATURE_VI_SEARCH || ENABLE_FEATURE_ALLOW_EXEC
        // remember orig command line
        orig_buf = buf;
+# endif
 
        // get the COMMAND into cmd[]
        buf1 = cmd;
@@ -1150,7 +1155,7 @@ static void colon(char *buf)
                        dot_skip_over_ws();
                }
        }
-#if ENABLE_FEATURE_ALLOW_EXEC
+# if ENABLE_FEATURE_ALLOW_EXEC
        else if (cmd[0] == '!') {       // run a cmd
                int retcode;
                // :!ls   run the <cmd>
@@ -1162,7 +1167,7 @@ static void colon(char *buf)
                rawmode();
                Hit_Return();                   // let user see results
        }
-#endif
+# endif
        else if (cmd[0] == '=' && !cmd[1]) {    // where is the address
                if (b < 0) {    // no addr given- use defaults
                        b = e = count_lines(text, dot);
@@ -1197,7 +1202,7 @@ static void colon(char *buf)
 
                size = init_text_buffer(fn);
 
-#if ENABLE_FEATURE_VI_YANKMARK
+# if ENABLE_FEATURE_VI_YANKMARK
                if (Ureg >= 0 && Ureg < 28) {
                        free(reg[Ureg]);        //   free orig line reg- for 'U'
                        reg[Ureg] = NULL;
@@ -1206,7 +1211,7 @@ static void colon(char *buf)
                        free(reg[YDreg]);       //   free default yank/delete register
                        reg[YDreg] = NULL;
                }
-#endif
+# endif
                // how many lines in text[]?
                li = count_lines(text, end - 1);
                status_line("'%s'%s"
@@ -1353,16 +1358,16 @@ static void colon(char *buf)
                        optind = -1; /* start from 0th file */
                        editing = 0;
                }
-#if ENABLE_FEATURE_VI_SET
+# if ENABLE_FEATURE_VI_SET
        } else if (strncmp(cmd, "set", i) == 0) {       // set or clear features
-#if ENABLE_FEATURE_VI_SETOPTS
+#  if ENABLE_FEATURE_VI_SETOPTS
                char *argp;
-#endif
+#  endif
                i = 0;                  // offset into args
                // only blank is regarded as args delimiter. What about tab '\t'?
                if (!args[0] || strcasecmp(args, "all") == 0) {
                        // print out values of all options
-#if ENABLE_FEATURE_VI_SETOPTS
+#  if ENABLE_FEATURE_VI_SETOPTS
                        status_line_bold(
                                "%sautoindent "
                                "%sflash "
@@ -1375,10 +1380,10 @@ static void colon(char *buf)
                                showmatch ? "" : "no",
                                tabstop
                        );
-#endif
+#  endif
                        goto ret;
                }
-#if ENABLE_FEATURE_VI_SETOPTS
+#  if ENABLE_FEATURE_VI_SETOPTS
                argp = args;
                while (*argp) {
                        if (strncmp(argp, "no", 2) == 0)
@@ -1396,16 +1401,17 @@ static void colon(char *buf)
                        argp = skip_non_whitespace(argp);
                        argp = skip_whitespace(argp);
                }
-#endif /* FEATURE_VI_SETOPTS */
-#endif /* FEATURE_VI_SET */
-#if ENABLE_FEATURE_VI_SEARCH
+#  endif /* FEATURE_VI_SETOPTS */
+# endif /* FEATURE_VI_SET */
+
+# if ENABLE_FEATURE_VI_SEARCH
        } else if (cmd[0] == 's') {     // substitute a pattern with a replacement pattern
                char *F, *R, *flags;
                size_t len_F, len_R;
                int gflag;              // global replace flag
-#if ENABLE_FEATURE_VI_UNDO
+#  if ENABLE_FEATURE_VI_UNDO
                int dont_chain_first_item = ALLOW_UNDO;
-#endif
+#  endif
 
                // F points to the "find" pattern
                // R points to the "replace" pattern
@@ -1442,9 +1448,9 @@ static void colon(char *buf)
                                // we found the "find" pattern - delete it
                                // For undo support, the first item should not be chained
                                text_hole_delete(found, found + len_F - 1, dont_chain_first_item);
-#if ENABLE_FEATURE_VI_UNDO
+#  if ENABLE_FEATURE_VI_UNDO
                                dont_chain_first_item = ALLOW_UNDO_CHAIN;
-#endif
+#  endif
                                // insert the "replace" patern
                                bias = string_insert(found, R, ALLOW_UNDO_CHAIN);
                                found += bias;
@@ -1460,7 +1466,7 @@ static void colon(char *buf)
                        }
                        q = next_line(ls);
                }
-#endif /* FEATURE_VI_SEARCH */
+# endif /* FEATURE_VI_SEARCH */
        } else if (strncmp(cmd, "version", i) == 0) {  // show software version
                status_line(BB_VER);
        } else if (strncmp(cmd, "write", i) == 0  // write text to file
@@ -1475,12 +1481,12 @@ static void colon(char *buf)
                if (args[0]) {
                        fn = args;
                }
-#if ENABLE_FEATURE_VI_READONLY
+# if ENABLE_FEATURE_VI_READONLY
                if (readonly_mode && !useforce) {
                        status_line_bold("'%s' is read only", fn);
                        goto ret;
                }
-#endif
+# endif
                //if (useforce) {
                        // if "fn" is not write-able, chmod u+w
                        // sprintf(syscmd, "chmod u+w %s", fn);
@@ -1520,7 +1526,7 @@ static void colon(char *buf)
                                }
                        }
                }
-#if ENABLE_FEATURE_VI_YANKMARK
+# if ENABLE_FEATURE_VI_YANKMARK
        } else if (strncmp(cmd, "yank", i) == 0) {      // yank lines
                if (b < 0) {    // no addr given- use defaults
                        q = begin_line(dot);    // assume .,. for the range
@@ -1530,7 +1536,7 @@ static void colon(char *buf)
                li = count_lines(q, r);
                status_line("Yank %d lines (%d chars) into [%c]",
                                li, strlen(reg[YDreg]), what_reg());
-#endif
+# endif
        } else {
                // cmd unknown
                not_implemented(cmd);
@@ -1538,10 +1544,10 @@ static void colon(char *buf)
  ret:
        dot = bound_dot(dot);   // make sure "dot" is valid
        return;
-#if ENABLE_FEATURE_VI_SEARCH
+# if ENABLE_FEATURE_VI_SEARCH
  colon_s_fail:
        status_line(":s expression missing delimiters");
-#endif
+# endif
 #endif /* FEATURE_VI_COLON */
 }