784 |
|
char *ro; |
785 |
|
{ |
786 |
|
int fd, n; |
787 |
+ |
register char *cp; |
788 |
|
|
789 |
|
n = strlen(ro); |
790 |
|
if (n < 2) |
791 |
|
return; |
792 |
|
if (vdef(OPTFILE)) { |
793 |
< |
if ((fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666)) == -1) |
793 |
> |
for (cp = ro; cp[1]; cp++) |
794 |
> |
if (isspace(cp[1]) && cp[2] == '-' && isalpha(cp[3])) |
795 |
> |
*cp = '\n'; |
796 |
> |
else |
797 |
> |
*cp = cp[1]; |
798 |
> |
*cp = '\n'; |
799 |
> |
fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666); |
800 |
> |
if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0) |
801 |
|
syserr(vval(OPTFILE)); |
794 |
– |
if (write(fd, ro+1, n-1) != n-1) |
795 |
– |
syserr(vval(OPTFILE)); |
796 |
– |
write(fd, "\n", 1); |
797 |
– |
close(fd); |
802 |
|
sprintf(ro, " \"^%s\"", vval(OPTFILE)); |
803 |
|
} |
804 |
|
#ifdef MSDOS |
805 |
|
else if (n > 50) { |
806 |
< |
register char *evp = bmalloc(n+6); |
803 |
< |
if (evp == NULL) |
804 |
< |
syserr(progname); |
805 |
< |
strcpy(evp, "ROPT="); |
806 |
< |
strcat(evp, ro); |
807 |
< |
if (putenv(evp) != 0) { |
808 |
< |
fprintf(stderr, "%s: out of environment space\n", |
809 |
< |
progname); |
810 |
< |
exit(1); |
811 |
< |
} |
806 |
> |
setenv("ROPT", ro+1); |
807 |
|
strcpy(ro, " $ROPT"); |
808 |
|
} |
809 |
|
#endif |
943 |
|
cp += strlen(cp); |
944 |
|
} |
945 |
|
} |
946 |
< |
/* append any additional options */ |
947 |
< |
strcpy(cp, vs); |
946 |
> |
strcpy(cp, vs); /* append any additional options */ |
947 |
> |
#ifdef MSDOS |
948 |
> |
if (strlen(viewopts) > 40) { |
949 |
> |
setenv("VIEW", viewopts); |
950 |
> |
return("$VIEW"); |
951 |
> |
} |
952 |
> |
#endif |
953 |
|
return(viewopts); |
954 |
|
} |
955 |
|
|
957 |
|
char * |
958 |
|
getview(n, vn) /* get view n, or NULL if none */ |
959 |
|
int n; |
960 |
< |
char *vn; |
960 |
> |
char *vn; /* returned view name */ |
961 |
|
{ |
962 |
< |
register char *mv; |
962 |
> |
register char *mv = NULL; |
963 |
|
|
964 |
< |
if (viewselect != NULL) { |
964 |
> |
if (viewselect != NULL) { /* command-line selected */ |
965 |
|
if (n) /* only do one */ |
966 |
|
return(NULL); |
967 |
|
if (viewselect[0] == '-') { /* already specified */ |
980 |
|
return(specview(mv)); |
981 |
|
return(specview(viewselect)); /* standard view? */ |
982 |
|
} |
983 |
< |
if (vn != NULL && (mv = nvalue(vv+VIEW, n)) != NULL) { |
983 |
> |
mv = nvalue(vv+VIEW, n); /* use view n */ |
984 |
> |
if (vn != NULL & mv != NULL) { |
985 |
|
if (*mv != '-') |
986 |
|
while (*mv && !isspace(*mv)) |
987 |
|
*vn++ = *mv++; |
988 |
|
*vn = '\0'; |
989 |
|
} |
990 |
< |
return(specview(nvalue(vv+VIEW, n))); /* use view n */ |
990 |
> |
return(specview(mv)); |
991 |
|
} |
992 |
|
|
993 |
|
|
1129 |
|
return(0); |
1130 |
|
return(unlink(fn)); |
1131 |
|
} |
1132 |
+ |
|
1133 |
+ |
|
1134 |
+ |
#ifdef MSDOS |
1135 |
+ |
setenv(vname, value) /* set an environment variable */ |
1136 |
+ |
char *vname, *value; |
1137 |
+ |
{ |
1138 |
+ |
register char *evp; |
1139 |
+ |
|
1140 |
+ |
evp = bmalloc(strlen(vname)+strlen(value)+2); |
1141 |
+ |
if (evp == NULL) |
1142 |
+ |
syserr(progname); |
1143 |
+ |
sprintf(evp, "%s=%s", vname, value); |
1144 |
+ |
if (putenv(evp) != 0) { |
1145 |
+ |
fprintf(stderr, "%s: out of environment space\n", progname); |
1146 |
+ |
exit(1); |
1147 |
+ |
} |
1148 |
+ |
if (!silent) |
1149 |
+ |
printf("set %s\n", evp); |
1150 |
+ |
} |
1151 |
+ |
#endif |
1152 |
|
|
1153 |
|
|
1154 |
|
badvalue(vc) /* report bad variable value and exit */ |