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page: fix viewing of graphics

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940f1fd6af broke page on non-PDF files.
This commit is contained in:
Russ Cox 2023-09-13 10:47:40 -04:00
parent dfbafb68e2
commit 984c2824e3
1 changed files with 4 additions and 2 deletions
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6
src/cmd/page/page.c
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@ -98,8 +98,9 @@ threadmain(int argc, char **argv)
Biobuf *b;
enum { Ninput = 16 };
uchar buf[Ninput+1];
int readstdin;
int readstdin, haveppi;
haveppi = 0;
ARGBEGIN{
/* "temporary" debugging options */
case 'P':
@ -127,6 +128,7 @@ threadmain(int argc, char **argv)
reverse = 1;
break;
case 'p':
haveppi = 1;
ppi = atoi(EARGF(usage()));
break;
case 'b':
@ -223,7 +225,7 @@ threadmain(int argc, char **argv)
else if(strncmp((char*)buf, "x T ", 4) == 0)
doc = inittroff(b, argc, argv, buf, Ninput);
else {
if(ppi != 100) {
if(haveppi) {
fprint(2, "page: you can't specify -p with graphic files\n");
wexits("-p and graphics");
}