GopherProxy

	duckduckgo: gopher: fix pledge and unveil - frontends - front-ends for some sit…
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	---
	commit 07a5a89d2c8b3dab2fc85ff616e98d34b0edcd21
	parent 750369d997d681680d0a6dfc115ef6314fa18bfa
	Author: Hiltjo Posthuma <[email protected]>
	Date: Sun, 25 Oct 2020 13:21:19 +0100

	duckduckgo: gopher: fix pledge and unveil

	Add support for gophernicus env variable.

	Diffstat:
	M duckduckgo/gopher.c \| 21 +++++++++++++++++----

	1 file changed, 17 insertions(+), 4 deletions(-)
	---
	diff --git a/duckduckgo/gopher.c b/duckduckgo/gopher.c
	@@ -1,7 +1,7 @@
	#include <sys/types.h>

	#include <ctype.h>
	-#include <err.h>
	+#include <errno.h>
	#include <locale.h>
	#include <stdio.h>
	#include <stdlib.h>
	@@ -10,6 +10,7 @@
	#include <wchar.h>

	#include "duckduckgo.h"
	+#include "https.h"
	#include "util.h"

	#define OUT(s) fputs(s, stdout)
	@@ -31,11 +32,23 @@ main(void)
	host = p;
	if ((p = getenv("SERVER_PORT")))
	port = p;
	- if ((p = getenv("X_GOPHER_SEARCH")))
	+ if (!(p = getenv("X_GOPHER_SEARCH"))) /* geomyidae */
	+ p = getenv("SEARCHREQUEST"); /* gophernicus */
	+ if (p)
	search = p;

	- if (pledge("stdio", NULL) == -1)
	- err(1, "pledge");
	+ if (pledge("stdio dns inet rpath unveil", NULL) == -1) {
	+ fprintf(stderr, "pledge: %s\n", strerror(errno));
	+ exit(1);
	+ }
	+ if (unveil(TLS_CA_CERT_FILE, "r") == -1) {
	+ fprintf(stderr, "unveil: %s\n", strerror(errno));
	+ exit(1);
	+ }
	+ if (unveil(NULL, NULL) == -1) {
	+ fprintf(stderr, "unveil: %s\n", strerror(errno));
	+ exit(1);
	+ }

	if (search == NULL) {
	printf("3\tSpecify a search term\t%s\t%s\r\n", host, port);