unprotbas: improve -s option.

3 files changed, 15 insertions, 9 deletions

diff --git a/unprotbas.1 b/unprotbas.1
index 0f34aec..c103ed5 100644
--- a/unprotbas.1
+++ b/unprotbas.1
@@ -122,9 +122,9 @@ codes. Do not put a space between the \fB\-x\fP and the hex digits or \fBr\fP\&.
 This option only works if \fB\-p\fP or \fB\-pv\fP is used.
 .TP
 .B \fB\-s\fP
-Shrink variable name table to one byte per variable name, with \fB\-p\fP or
-\fB\-pv\fP\&. Cannot be used with \fB\-xr\fP\&. Programs protected this way are
-very similar to ones protected with \fBPROTECT.BAS\fP\&.
+Shrink variable name table to one byte per variable name, with
+\fB\-p\fP or \fB\-pv\fP\&. Programs protected this way are very similar to
+ones protected with \fBPROTECT.BAS\fP\&.
 .UNINDENT
 .SH EXIT STATUS
 .INDENT 0.0
diff --git a/unprotbas.c b/unprotbas.c
index 8c8651f..bf1fb7e 100644
--- a/unprotbas.c
+++ b/unprotbas.c
@@ -652,10 +652,15 @@ void scramble_vars(void) {
 
 	if(verbose) {
 		i -= vnstart;
-		if(i)
-			fprintf(stderr, "replaced %d byte variable name table with EOLs.\n", i);
-		else
+		if(i) {
+			fprintf(stderr, "replaced %d byte variable name table with ", i);
+			if(varname_char == -1)
+				fprintf(stderr, "random characters.\n");
+			else
+				fprintf(stderr, "character $%02x\n", varname_char);
+		} else {
 			die("can't protect variables because there are no variables.");
+		}
 	}
 }
 
@@ -670,6 +675,7 @@ void print_help(void) {
 	fprintf(stderr, "-w: write variable names to varnames.txt\n");
 	fprintf(stderr, "-r: read variable names from varnames.txt\n");
 	fprintf(stderr, "-pc/-pv/-p: protect code/variables/both\n");
+	fprintf(stderr, "-s: shrink variable name table to min size, with -p/-pv\n");
 	fprintf(stderr, "-xNN: hex code NN for variable names, with -p/-pv\n");
 	fprintf(stderr, "-xr: random variable names, with -p/-pv\n");
 	fprintf(stderr, "Use - as a filename to read from stdin and/or write to stdout\n");
diff --git a/unprotbas.rst b/unprotbas.rst
index 1840e71..5722880 100644
--- a/unprotbas.rst
+++ b/unprotbas.rst
@@ -103,9 +103,9 @@ Protection Options
   This option only works if **-p** or **-pv** is used.
 
 **-s**
-  Shrink variable name table to one byte per variable name, with **-p** or
-  **-pv**. Cannot be used with **-xr**. Programs protected this way are
-  very similar to ones protected with **PROTECT.BAS**.
+  Shrink variable name table to one byte per variable name, with
+  **-p** or **-pv**. Programs protected this way are very similar to
+  ones protected with **PROTECT.BAS**.
 
 EXIT STATUS
 ===========