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just dump the help on stdout with messing about with a pager.

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makes pledge much simpler.
from jan stary
This commit is contained in:
tedu 2015-10-25 09:34:49 +00:00
parent 052b39fa98
commit 5e0221f546
1 changed files with 8 additions and 14 deletions
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22
games/quiz/quiz.c
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@ -1,4 +1,4 @@
/* $OpenBSD: quiz.c,v 1.21 2013/08/29 20:22:18 naddy Exp $ */
/* $OpenBSD: quiz.c,v 1.22 2015/10/25 09:34:49 tedu Exp $ */
/* $NetBSD: quiz.c,v 1.9 1995/04/22 10:16:58 cgd Exp $ */
/*-
@ -66,6 +66,9 @@ main(int argc, char *argv[])
int ch;
const char *indexfile;
if (pledge("stdio rpath", NULL) == -1)
err(1, "pledge");
indexfile = _PATH_QUIZIDX;
while ((ch = getopt(argc, argv, "i:t")) != -1)
switch(ch) {
@ -144,30 +147,21 @@ show_index(void)
{
QE *qp;
const char *p, *s;
FILE *pf;
const char *pager;
if (!isatty(1))
pager = "/bin/cat";
else if (!(pager = getenv("PAGER")) || (*pager == 0))
pager = _PATH_PAGER;
if ((pf = popen(pager, "w")) == NULL)
err(1, "%s", pager);
(void)fprintf(pf, "Subjects:\n\n");
printf("Subjects:\n\n");
for (qp = qlist.q_next; qp; qp = qp->q_next) {
for (s = next_cat(qp->q_text); s; s = next_cat(s)) {
if (!rxp_compile(s))
errx(1, "%s", rxperr);
if ((p = rxp_expand()))
(void)fprintf(pf, "%s ", p);
printf("%s ", p);
}
(void)fprintf(pf, "\n");
printf("\n");
}
(void)fprintf(pf, "\n%s\n%s\n%s\n",
printf("\n%s\n%s\n%s\n",
"For example, \"quiz victim killer\" prints a victim's name and you reply",
"with the killer, and \"quiz killer victim\" works the other way around.",
"Type an empty line to get the correct answer.");
(void)pclose(pf);
}
void