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dj(1), dj.1: Remove -A (use -a "\0") (see #101)

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This commit is contained in:
dtb 2024-06-26 13:45:36 -06:00
parent e65f6b650d
commit fb74e7bef0
Signed by: trinity
GPG Key ID: 34C0543BBB6AF81B
2 changed files with 6 additions and 11 deletions
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10
docs/dj.1
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@ -11,7 +11,7 @@ dj \(en disk jockey
.SH SYNOPSIS .SH SYNOPSIS
dj dj
.RB ( -AHn ) .RB ( -Hn )
.RB ( -a .RB ( -a
.RB [ byte ]) .RB [ byte ])
.RB ( -c .RB ( -c
@ -67,12 +67,8 @@ Seeks a number of bytes through the output before starting to write from
the input. If the output is a stream, null characters are printed. the input. If the output is a stream, null characters are printed.
.IP \fB-a\fP .IP \fB-a\fP
Accepts a single literal byte with which the input buffer is padded in the event Accepts a single literal byte with which the input buffer is padded in the event
of an incomplete read from the input file. of an incomplete read from the input file. If the option argument is empty, the
.IP \fB-A\fP null byte is used.
Specifying this option pads the input buffer with null bytes in the event of an
incomplete read. This is equivalent to specifying
.B -a
with a null byte instead of a character.
.IP \fB-c\fP .IP \fB-c\fP
Specifies a number of reads to make. The default is 0, in which case the 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. input is read until a partial or empty read is made.

7
src/dj.c
View File

@ -265,7 +265,7 @@ parse(char *s){
static int static int
usage(void){ usage(void){
fprintf(stderr, "Usage: %s (-AHn) (-a [byte]) (-c [count])\n" fprintf(stderr, "Usage: %s (-Hn) (-a [byte]) (-c [count])\n"
"\t(-i [input file]) (-b [input block size]) (-s [input offset])\n" "\t(-i [input file]) (-b [input block size]) (-s [input offset])\n"
"\t(-o [output file]) (-B [output block size]) (-S [output offset])\n", "\t(-o [output file]) (-B [output block size]) (-S [output offset])\n",
program_name); program_name);
@ -294,7 +294,7 @@ int main(int argc, char *argv[]){
if(argc > 0){ if(argc > 0){
program_name = argv[0]; program_name = argv[0];
while((c = getopt(argc, argv, "a:Ab:B:c:i:hHns:S:o:")) != -1) while((c = getopt(argc, argv, "a:b:B:c:i:hHns:S:o:")) != -1)
switch(c){ switch(c){
case 'i': case 'o': case 'i': case 'o':
i = (c == 'o'); i = (c == 'o');
@ -306,11 +306,10 @@ int main(int argc, char *argv[]){
break; break;
terminate(io); terminate(io);
return oserr(optarg); return oserr(optarg);
case 'A': align = '\0'; break;
case 'n': noerror = 1; break; case 'n': noerror = 1; break;
case 'H': fmt_output = fmt_human; break; case 'H': fmt_output = fmt_human; break;
case 'a': case 'a':
if(optarg[0] != '\0' && optarg[1] == '\0'){ if(optarg[0] == '\0' || optarg[1] == '\0'){
align = optarg[0]; align = optarg[0];
break; break;
} }