/*
* setup: Validate command args, initialize and perform sanity
* checks on options
*/
int
setup(int argc, char *argv[])
{
int c;
int d_first;
int eflag = 0;
int iflag = 0;
int wflag = 0;
int cflag = 0;
char *Lflag = NULL;
if (isatty(fileno(stdout))) {
/*
* defer diagnostics until processing is done
*/
if ((err = tmpfile()) == NULL) {
err = stderr;
(void)fputs("Cannot defer diagnostic messages\n",stderr);
return(1);
}
} else
err = stderr;
while ((c = egetopt(argc, argv, "#adFfmrte?h:i?L:l:n?o:ps?w:")) != -1) {
switch (c) {
case '+':
if ((pgnm = atoi(eoptarg)) < 1) {
(void)fputs("pr: +page number must be 1 or more\n",
err);
return(1);
}
break;
case '-':
if ((clcnt = atoi(eoptarg)) < 1) {
(void)fputs("pr: -columns must be 1 or more\n",err);
return(1);
}
if (clcnt > 1)
++cflag;
break;
case 'a':
++across;
break;
case 'd':
++dspace;
break;
case 'e':
++eflag;
if ((eoptarg != NULL) && !isdigit((unsigned char)*eoptarg))
inchar = *eoptarg++;
else
inchar = INCHAR;
if ((eoptarg != NULL) && isdigit((unsigned char)*eoptarg)) {
if ((ingap = atoi(eoptarg)) < 0) {
(void)fputs(
"pr: -e gap must be 0 or more\n", err);
return(1);
}
if (ingap == 0)
ingap = INGAP;
} else if ((eoptarg != NULL) && (*eoptarg != '\0')) {
(void)fprintf(err,
"pr: invalid value for -e %s\n", eoptarg);
return(1);
} else
ingap = INGAP;
break;
case 'f':
++pausefst;
/*FALLTHROUGH*/
case 'F':
++formfeed;
break;
case 'h':
header = eoptarg;
break;
case 'i':
++iflag;
if ((eoptarg != NULL) && !isdigit((unsigned char)*eoptarg))
ochar = *eoptarg++;
else
ochar = OCHAR;
if ((eoptarg != NULL) && isdigit((unsigned char)*eoptarg)) {
if ((ogap = atoi(eoptarg)) < 0) {
(void)fputs(
"pr: -i gap must be 0 or more\n", err);
return(1);
}
if (ogap == 0)
ogap = OGAP;
} else if ((eoptarg != NULL) && (*eoptarg != '\0')) {
(void)fprintf(err,
"pr: invalid value for -i %s\n", eoptarg);
return(1);
} else
ogap = OGAP;
break;
case 'L':
Lflag = eoptarg;
break;
case 'l':
if (!isdigit((unsigned char)*eoptarg) || ((lines=atoi(eoptarg)) < 1)) {
(void)fputs(
"pr: number of lines must be 1 or more\n",err);
return(1);
}
break;
case 'm':
++merge;
break;
case 'n':
if ((eoptarg != NULL) && !isdigit((unsigned char)*eoptarg))
nmchar = *eoptarg++;
else
nmchar = NMCHAR;
if ((eoptarg != NULL) && isdigit((unsigned char)*eoptarg)) {
if ((nmwd = atoi(eoptarg)) < 1) {
(void)fputs(
"pr: -n width must be 1 or more\n",err);
return(1);
}
} else if ((eoptarg != NULL) && (*eoptarg != '\0')) {
(void)fprintf(err,
"pr: invalid value for -n %s\n", eoptarg);
return(1);
} else
nmwd = NMWD;
break;
case 'o':
if (!isdigit((unsigned char)*eoptarg) || ((offst = atoi(eoptarg))< 1)){
(void)fputs("pr: -o offset must be 1 or more\n",
err);
return(1);
}
break;
case 'p':
++pauseall;
break;
case 'r':
++nodiag;
break;
case 's':
++sflag;
if (eoptarg == NULL)
schar = SCHAR;
else {
schar = *eoptarg++;
if (*eoptarg != '\0') {
(void)fprintf(err,
"pr: invalid value for -s %s\n",
eoptarg);
return(1);
}
}
break;
case 't':
++nohead;
break;
case 'w':
++wflag;
if ((eoptarg == NULL ) ||
!isdigit((unsigned char)*eoptarg) ||
((pgwd = atoi(eoptarg)) < 1)){
(void)fputs(
"pr: -w width must be 1 or more \n",err);
return(1);
}
break;
case '?':
default:
return(1);
}
}
/*
* default and sanity checks
*/
if (!clcnt) {
if (merge) {
if ((clcnt = argc - eoptind) <= 1) {
clcnt = CLCNT;
merge = 0;
}
} else
clcnt = CLCNT;
}
if (across) {
if (clcnt == 1) {
(void)fputs("pr: -a flag requires multiple columns\n",
err);
return(1);
}
if (merge) {
(void)fputs("pr: -m cannot be used with -a\n", err);
return(1);
}
}
if (!wflag) {
if (sflag)
pgwd = SPGWD;
else
pgwd = PGWD;
}
if (cflag || merge) {
if (!eflag) {
inchar = INCHAR;
ingap = INGAP;
}
if (!iflag) {
ochar = OCHAR;
ogap = OGAP;
}
}
if (cflag) {
if (merge) {
(void)fputs(
"pr: -m cannot be used with multiple columns\n", err);
return(1);
}
if (nmwd) {
colwd = (pgwd + 1 - (clcnt * (nmwd + 2)))/clcnt;
pgwd = ((colwd + nmwd + 2) * clcnt) - 1;
} else {
colwd = (pgwd + 1 - clcnt)/clcnt;
pgwd = ((colwd + 1) * clcnt) - 1;
}
if (colwd < 1) {
(void)fprintf(err,
"pr: page width is too small for %d columns\n",clcnt);
return(1);
}
}
if (!lines)
lines = LINES;
/*
* make sure long enough for headers. if not disable
*/
if (lines <= HEADLEN + TAILLEN)
++nohead;
else if (!nohead)
lines -= HEADLEN + TAILLEN;
/*
* adjust for double space on odd length pages
*/
if (dspace) {
if (lines == 1)
dspace = 0;
else {
if (lines & 1)
++addone;
lines /= 2;
}
}
(void) setlocale(LC_TIME, (Lflag != NULL) ? Lflag : "");
d_first = (*nl_langinfo(D_MD_ORDER) == 'd');
timefrmt = strdup(d_first ? TIMEFMTD : TIMEFMTM);
return(0);
}
/*
* setup: Validate command args, initialize and perform sanity
* checks on options
*/
int
setup(int argc, char *argv[])
{
int c;
int eflag = 0;
int iflag = 0;
int wflag = 0;
int cflag = 0;
const char *errstr;
if (isatty(fileno(stdout)))
ferr = 1;
while ((c = egetopt(argc, argv, "#adfFmrte?h:i?l:n?o:s?w:")) != -1) {
switch (c) {
case '+':
pgnm = strtonum(eoptarg, 1, INT_MAX, &errstr);
if (errstr) {
ferrout("pr: +page number is %s: %s\n", errstr, eoptarg);
return(1);
}
skipping = 1;
break;
case '-':
clcnt = strtonum(eoptarg, 1, INT_MAX, &errstr);
if (errstr) {
ferrout("pr: -columns number is %s: %s\n", errstr, eoptarg);
return(1);
}
if (clcnt > 1)
cflag = 1;
break;
case 'a':
across = 1;
break;
case 'd':
dspace = 1;
break;
case 'e':
eflag = 1;
if ((eoptarg != NULL) && !isdigit((unsigned char)*eoptarg))
inchar = *eoptarg++;
else
inchar = INCHAR;
if ((eoptarg != NULL) && isdigit((unsigned char)*eoptarg)) {
ingap = strtonum(eoptarg, 0, INT_MAX, &errstr);
if (errstr) {
ferrout("pr: -e gap is %s: %s\n", errstr, eoptarg);
return(1);
}
if (ingap == 0)
ingap = INGAP;
} else if ((eoptarg != NULL) && (*eoptarg != '\0')) {
ferrout("pr: invalid value for -e %s\n", eoptarg);
return(1);
} else
ingap = INGAP;
break;
case 'f':
case 'F':
formfeed = 1;
break;
case 'h':
header = eoptarg;
break;
case 'i':
iflag = 1;
if ((eoptarg != NULL) && !isdigit((unsigned char)*eoptarg))
ochar = *eoptarg++;
else
ochar = OCHAR;
if ((eoptarg != NULL) && isdigit((unsigned char)*eoptarg)) {
ogap = strtonum(eoptarg, 0, INT_MAX, &errstr);
if (errstr) {
ferrout("pr: -i gap is %s: %s\n", errstr, eoptarg);
return(1);
}
if (ogap == 0)
ogap = OGAP;
} else if ((eoptarg != NULL) && (*eoptarg != '\0')) {
ferrout("pr: invalid value for -i %s\n", eoptarg);
return(1);
} else
ogap = OGAP;
break;
case 'l':
lines = strtonum(eoptarg, 1, INT_MAX, &errstr);
if (errstr) {
ferrout("pr: number of lines is %s: %s\n", errstr, eoptarg);
return(1);
}
break;
case 'm':
merge = 1;
break;
case 'n':
if ((eoptarg != NULL) && !isdigit((unsigned char)*eoptarg))
nmchar = *eoptarg++;
else
nmchar = NMCHAR;
if ((eoptarg != NULL) && isdigit((unsigned char)*eoptarg)) {
nmwd = strtonum(eoptarg, 1, INT_MAX, &errstr);
if (errstr) {
ferrout("pr: -n width is %s: %s\n", errstr, eoptarg);
return(1);
}
} else if ((eoptarg != NULL) && (*eoptarg != '\0')) {
ferrout("pr: invalid value for -n %s\n", eoptarg);
return(1);
} else
nmwd = NMWD;
break;
case 'o':
offst = strtonum(eoptarg, 1, INT_MAX, &errstr);
if (errstr) {
ferrout("pr: -o offset is %s: %s\n", errstr, eoptarg);
return(1);
}
break;
case 'r':
nodiag = 1;
break;
case 's':
sflag = 1;
if (eoptarg == NULL)
schar = SCHAR;
else {
schar = *eoptarg++;
if (*eoptarg != '\0') {
ferrout("pr: invalid value for -s %s\n", eoptarg);
return(1);
}
}
break;
case 't':
nohead = 1;
break;
case 'w':
wflag = 1;
pgwd = strtonum(eoptarg, 1, INT_MAX, &errstr);
if (errstr) {
ferrout("pr: -w width is %s: %s\n", errstr, eoptarg);
return(1);
}
break;
default:
return(1);
}
}
/*
* default and sanity checks
*/
inform++;
if (!clcnt) {
if (merge) {
if ((clcnt = argc - eoptind) <= 1) {
clcnt = CLCNT;
#ifdef stupid
merge = 0;
#endif
}
} else
clcnt = CLCNT;
}
if (across) {
if (clcnt == 1) {
ferrout("pr: -a flag requires multiple columns\n");
return(1);
}
if (merge) {
ferrout("pr: -m cannot be used with -a\n");
return(1);
}
}
if (!wflag) {
if (sflag)
pgwd = SPGWD;
else
pgwd = PGWD;
}
if (cflag || merge) {
if (!eflag) {
inchar = INCHAR;
ingap = INGAP;
}
if (!iflag) {
ochar = OCHAR;
ogap = OGAP;
}
}
if (cflag) {
if (merge) {
ferrout("pr: -m cannot be used with multiple columns\n");
return(1);
}
if (nmwd) {
colwd = (pgwd + 1 - (clcnt * (nmwd + 2)))/clcnt;
pgwd = ((colwd + nmwd + 2) * clcnt) - 1;
} else {
colwd = (pgwd + 1 - clcnt)/clcnt;
pgwd = ((colwd + 1) * clcnt) - 1;
}
if (colwd < 1) {
ferrout("pr: page width is too small for %d columns\n",clcnt);
return(1);
}
}
if (!lines)
lines = LINES;
/*
* make sure long enough for headers. if not disable
*/
if (lines <= HEADLEN + TAILLEN)
nohead = 1;
else if (!nohead)
lines -= HEADLEN + TAILLEN;
/*
* adjust for double space on odd length pages
*/
if (dspace) {
if (lines == 1)
dspace = 0;
else {
if (lines & 1)
++addone;
lines /= 2;
}
}
if ((timefrmt = getenv("LC_TIME")) == NULL)
timefrmt = TIMEFMT;
return(0);
}
