dj(1), dj.1: remove the unnecessary -d and -q

docs/dj.1

@@ -11,7 +11,7 @@ dj \(en disk jockey
 .SH SYNOPSIS
 
 dj
-.RB ( -AdHnq )
+.RB ( -AHn )
 .RB ( -a
 .RB [ byte ])
 .RB ( -c
@@ -76,18 +76,11 @@ with a null byte instead of a character.
 .IP \fB-c\fP
 Specifies a number of reads to make. The default is 0, in which case the
 input is read until a partial or empty read is made.
-.IP \fB-d\fP
-Prints invocation information before program execution as described in the
-DIAGNOSTICS section. Each invocation increments the debug level of the
-program.
 .IP \fB-H\fP
 Prints diagnostics messages in a human-readable manner as described in the
 DIAGNOSTICS section.
 .IP \fB-n\fP
 Retries failed reads once before exiting.
-.IP \fB-q\fP
-Suppresses error messages which print when a read or write is partial or
-empty. Each invocation decrements the debug level of the program.
 .\"
 .SH STANDARD INPUT
 
@@ -100,10 +93,8 @@ one or more of the input files is \(lq-\(rq.
 .\"
 .SH DIAGNOSTICS
 
-On a partial or empty read, unless the
-.B -q
-option is specified, a diagnostic message is printed. Then, the program exits
-unless the
+On a partial or empty read a diagnostic message is printed. Then, the program
+exits unless the
 .B -n
 option is specified.
 
@@ -128,20 +119,6 @@ option may be specified. In this event, the following format is used instead:
 {ASCII line feed}
 .RE
 
-If the
-.B -d
-option is specified, debug information will be printed at the beginning of
-execution. This output contains information regarding how the program was
-invoked. The following example is the result of running the program with
-.B -d
-as the only argument:
-
-.RS
-argv0=dj
-in=<stdin>      ibs=1024        skip=0  align=ff       count=0
-out=<stdout>    obs=1024        seek=0  debug= 3       noerror=0
-.RE
-
 In non-recoverable errors that don\(cqt pertain to the read-write cycle, a
 diagnostic message is printed and the program exits with the appropriate
 .BR sysexits.h (3)

src/dj.c

@@ -59,14 +59,6 @@ struct Io{
 /* pointer to chosen formatting */
 /* (-H)  */ static char *fmt_output; /* fmt_asv (default) or fmt_human (-H) */
 
-/* (-dq) */ static char debug;       /*
- *  -d  increments             dj -qq | 0 - no diagnostic output whatsoever
- *   -q decrements             dj -q  | 1 - typical output without
- *                                    |     notifications on partial reads or
- *                                    |     writes
- *                             dj     | 2 - typical output (default)
- *                             dj -d  | 3 - verbose status messages */
-
 /* (-n)  */ static char noerror;     /* 0 - exits on partial reads or writes
                                       *     (default)
                                       * 1 - retries on partial reads/writes
@@ -84,7 +76,6 @@ static int write_flags = O_WRONLY | O_CREAT; /* dd(1). */
 #define setdefaults do{ \
 	align = -1; \
 	count = 0; \
-	debug = 2; \
 	fmt_output = fmt_asv; \
 	noerror = 0; \
 	ep[0].fl = read_flags; \
@@ -284,11 +275,10 @@ oserr(char *s){
 }
 
 /* Prints statistics regarding the use of dj, particularly partially and
- * completely read and written records, accessing debug, ep, and fmt_output. */
+ * completely read and written records, accessing ep and fmt_output. */
 static void
 output(void){
 
-	if(debug >= 1)
 	fprintf(stderr, fmt_output,
 		ep[0].rec, ep[0].prec, ep[1].rec, ep[1].prec,
 		ep[0].bytes, ep[1].bytes);
@@ -342,10 +332,8 @@ int main(int argc, char *argv[]){
 				terminate(ep);
 				return oserr(optarg);
 			case 'A': align = '\0'; break;
-			case 'd': ++debug; break;
 			case 'n': noerror = 1; break;
 			case 'H': fmt_output = fmt_human; break;
-			case 'q': --debug; break;
 			case 'a':
 				if(optarg[0] != '\0' && optarg[1] == '\0'){
 					align = optarg[0];
@@ -367,15 +355,6 @@ int main(int argc, char *argv[]){
 			}
 	}
 
-	if(debug >= 3)
-		fprintf(stderr,
-			"argv0=%s\n"
-			"in=%s\tibs=%d\tskip=%ld\talign=%hhx\tcount=%d\n"
-			"out=%s\tobs=%d\tseek=%ld\tdebug=%2d\tnoerror=%d\n",
-			program_name,
-			ep[0].fn, ep[0].bs, ep[0].seek, align, count,
-			ep[1].fn, ep[1].bs, ep[1].seek, debug, noerror);
-
 	if(argc > optind){
 		terminate(ep);
 		return usage();
@@ -404,10 +383,8 @@ int main(int argc, char *argv[]){
 			break;
 		else if(ep[0].bufuse < ep[0].bs){
 			++ep[0].prec;
-			if(debug >= 2){
 			fprintf(stderr, "%s: Partial read:\n\t", program_name);
 			output();
-			}
 			if(!noerror)
 				count = 1;
 			if(align >= 0)
@@ -432,10 +409,8 @@ int main(int argc, char *argv[]){
 				break;
 			}else if(c > ep[1].bufuse && ep[1].bufuse > 0){
 				ep[1].prec += 1;
-				if(debug >= 2){
 				fprintf(stderr, "%s: Partial write:\n\t", program_name);
 				output();
-				}
 				if(!noerror)
 					count = 1;
 			}else if(ep[1].bufuse == 0 && c < ep[1].bs)