sacc

commit 081653074e69ae028be354aee7eca0c178a34d96
parent b5c402515b3273d7889236698fea95dd57190326
Author: Quentin Rameau <quinq@fifth.space>
Date:   Sun,  2 Jul 2017 18:55:57 +0200

Display text item via default PAGER

Diffstat:
sacc.c
 | 
42
+++++++++++++++++++++++++++++++++++++-----
ui_ti.c
 | 
46
+++++++++++++++++++---------------------------
ui_txt.c
 | 
37
+++++++++++++++----------------------

3 files changed, 71 insertions(+), 54 deletions(-)
diff --git a/sacc.c b/sacc.c
@@ -9,6 +9,7 @@
 #include <unistd.h>
 #include <sys/socket.h>
 #include <sys/types.h>
+#include <sys/wait.h>
 
 #include "common.h"
 
@@ -116,6 +117,28 @@ typedisplay(char t)
 	}
 }
 
+static void
+displaytextitem(Item *item)
+{
+	FILE *pagerin;
+	int pid, wpid;
+
+	uicleanup();
+	switch (pid = fork()) {
+	case -1:
+		fprintf(stderr, "Couldn't fork.\n");
+		return;
+	case 0:
+		pagerin = popen("$PAGER", "we");
+		fputs(item->raw, pagerin);
+		exit(pclose(pagerin));
+	default:
+		while ((wpid = wait(NULL)) >= 0 && wpid != pid)
+			;
+	}
+	uisetup();
+}
+
 static char *
 pickfield(char **raw, char sep)
 {
@@ -303,7 +326,7 @@ dig(Item *entry, Item *item)
 	int sock;
 
 	if (item->raw) /* already in cache */
-		return 1;
+		return item->type;
 
 	if (!item->entry)
 		item->entry = entry;
@@ -331,7 +354,7 @@ dig(Item *entry, Item *item)
 			return 0;
 		}
 	}
-	return 1;
+	return item->type;
 }
 
 static void
@@ -340,12 +363,21 @@ delve(Item *hole)
 	Item *entry = hole;
 
 	while (hole) {
-		if (dig(entry, hole)) {
-			display(hole);
-		} else {
+		switch (dig(entry, hole)) {
+		case '0':
+			displaytextitem(hole);
+			hole = entry;
+			break;
+		case '1':
+			break;
+		default:
 			fprintf(stderr, "Couldn't get %s:%s/%c%s\n", hole->host,
 			                hole->port, hole->type, hole->selector);
+			hole = entry;
+			break;
 		}
+
+		display(hole);
 		entry = hole;
 		hole = selectitem(hole);
 	}
diff --git a/ui_ti.c b/ui_ti.c
@@ -48,38 +48,31 @@ display(Item *item)
 	Item **items;
 	size_t i, curln, lastln, nitems, printoff;
 
-	if (item->type > '1')
+	if (item->type != '1')
 		return;
 
 	putp(tparm(clear_screen));
 	putp(tparm(save_cursor));
 
-	switch (item->type) {
-	case '0':
-		puts(item->raw);
-		break;
-	case '1':
-		items = item->dir->items;
-		nitems = item->dir->nitems;
-		printoff = item->printoff;
-		curln = item->curline;
-		lastln = printoff + lines;
-
-		for (i = printoff; i < nitems && i < lastln; ++i) {
-			if (item = items[i]) {
-				if (i != printoff)
-					putp(tparm(cursor_down));
-				if (i == curln) {
-					putp(tparm(save_cursor));
-					putp(tparm(enter_standout_mode));
-				}
-				printitem(item);
-				putp(tparm(column_address, 0));
-				if (i == curln)
-					putp(tparm(exit_standout_mode));
+	items = item->dir->items;
+	nitems = item->dir->nitems;
+	printoff = item->printoff;
+	curln = item->curline;
+	lastln = printoff + lines;
+
+	for (i = printoff; i < nitems && i < lastln; ++i) {
+		if (item = items[i]) {
+			if (i != printoff)
+				putp(tparm(cursor_down));
+			if (i == curln) {
+				putp(tparm(save_cursor));
+				putp(tparm(enter_standout_mode));
 			}
+			printitem(item);
+			putp(tparm(column_address, 0));
+			if (i == curln)
+				putp(tparm(exit_standout_mode));
 		}
-		break;
 	}
 
 	putp(tparm(restore_cursor));
@@ -171,4 +164,4 @@ selectitem(Item *entry)
 
 		}
 	}
-}-
\ No newline at end of file
+}
diff --git a/ui_txt.c b/ui_txt.c
@@ -45,31 +45,24 @@ display(Item *item)
 	size_t i, lines, nitems;
 	int ndigits;
 
-	if (item->type > '1')
+	if (item->type != '1')
 		return;
 
-	switch (item->type) {
-	case '0':
-		puts(item->raw);
-		break;
-	case '1':
-		items = item->dir->items;
-		nitems = item->dir->nitems;
-		lines = item->printoff + termlines();
-		ndigits = (nitems < 10) ? 1 : (nitems < 100) ? 2 : 3;
-
-		for (i = item->printoff; i < nitems && i < lines; ++i) {
-			if (item = items[i]) {
-				printf("%*d %-4s%c %s\n", ndigits, i+1,
-				       item->type != 'i' ?
-				       typedisplay(item->type) : "",
-				       item->type > '1' ? '|' : '+',
-				       items[i]->username);
-			} else {
-				printf("%*d  !! |\n", ndigits, i+1);
-			}
+	items = item->dir->items;
+	nitems = item->dir->nitems;
+	lines = item->printoff + termlines();
+	ndigits = (nitems < 10) ? 1 : (nitems < 100) ? 2 : 3;
+
+	for (i = item->printoff; i < nitems && i < lines; ++i) {
+		if (item = items[i]) {
+			printf("%*d %-4s%c %s\n", ndigits, i+1,
+			       item->type != 'i' ?
+			       typedisplay(item->type) : "",
+			       item->type > '1' ? '|' : '+',
+			       items[i]->username);
+		} else {
+			printf("%*d  !! |\n", ndigits, i+1);
 		}
-		break;
 	}
 }