cgmnlm

commit d84ee77e249eae11c4b240294c6d37851f1ba11f
parent 90995e834f2e87427f2f4bddf26a93258b45aa31
Author: Drew DeVault <sir@cmpwn.com>
Date:   Tue, 29 Sep 2020 13:19:18 -0400

gmnlm: add -W option

Diffstat:
M
doc/gmnlm.scd
 | 
5
++++-
M
src/gmnlm.c
 | 
9
++++++++-

2 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/doc/gmnlm.scd b/doc/gmnlm.scd
@@ -6,7 +6,7 @@ gmnlm - Gemini line-mode browser
 
 # SYNPOSIS
 
-*gmnlm* [-PU] [-j _mode_] _gemini://..._
+*gmnlm* [-PU] [-j _mode_] [-W _width_] _gemini://..._
 
 # DESCRIPTION
 
@@ -25,3 +25,6 @@ gmnlm - Gemini line-mode browser
 *-U*
 	Disable conservative use of Unicode symbols to render Gemini layout
 	features.
+
+*-W* _width_
+	Sets the maximum width, in columns, of Gemtext pages.
diff --git a/src/gmnlm.c b/src/gmnlm.c
@@ -30,6 +30,7 @@ struct history {
 
 struct browser {
 	bool pagination, unicode;
+	int max_width;
 	struct gemini_options opts;
 	struct gemini_tofu tofu;
 	enum tofu_action tofu_mode;
@@ -473,6 +474,9 @@ display_gemini(struct browser *browser, struct gemini_response *resp)
 
 	struct winsize ws;
 	ioctl(fileno(browser->tty), TIOCGWINSZ, &ws);
+	if (browser->max_width != 0 && ws.ws_col > browser->max_width) {
+		ws.ws_col = browser->max_width;
+	}
 
 	FILE *out = browser->tty;
 	bool searching = browser->searching;
@@ -930,7 +934,7 @@ main(int argc, char *argv[])
 	};
 
 	int c;
-	while ((c = getopt(argc, argv, "hj:PU")) != -1) {
+	while ((c = getopt(argc, argv, "hj:PUW:")) != -1) {
 		switch (c) {
 		case 'h':
 			usage(argv[0]);
@@ -953,6 +957,9 @@ main(int argc, char *argv[])
 		case 'U':
 			browser.unicode = false;
 			break;
+		case 'W':
+			browser.max_width = strtoul(optarg, NULL, 10);
+			break;
 		default:
 			fprintf(stderr, "fatal: unknown flag %c\n", c);
 			curl_url_cleanup(browser.url);