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multikey.nas: don't show empty ("reserved") entries

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string.nas: scanf: detect %% correctly
This commit is contained in:
mfranz 2008-10-03 09:47:40 +00:00
parent 8fcaaf4491
commit fbd73ee7d3
2 changed files with 13 additions and 6 deletions
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11
Nasal/multikey.nas
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@ -49,6 +49,7 @@ var handle_key = func(key) {
cmd ~= chr(key);
}
var options = [];
var bindings = [];
var desc = __multikey._ = nil;
if ((var node = find_entry(cmd, data, __multikey.arg = [])) != nil) {
@ -61,6 +62,9 @@ var handle_key = func(key) {
} elsif (node.getNode("exit") != nil) {
mode = 2;
}
foreach (var c; node.getChildren("key"))
if (size(c.getChildren("binding")) or size(c.getChildren("key")))
append(options, c);
}
if (mode and size(bindings)) {
@ -70,8 +74,7 @@ var handle_key = func(key) {
stop();
}
if (mode < 2)
dialog.update(cmd, __multikey._ or desc,
menu and node != nil ? node.getChildren("key") : []);
dialog.update(cmd, __multikey._ or desc, menu ? options : []);
return 1;
}
@ -194,13 +197,13 @@ var help = func {
continue;
if (string.isalnum(k[0][0]) and k[0][0] != curr) {
curr = k[0][0];
var line = "-----------------------------------------------";
var line = "---------------------------------------------------";
print(debug._c("33", sprintf("\n-- %s %s", title, substr(line, size(title) + 2))));
}
printf("%s\t%s", colorize(k[0]), desc);
}
print(debug._c("33", "\n-- Legend ---------------------------------------"));
print(debug._c("33", "\n-- Legend -------------------------------------------"));
printf("\t%s ... unsigned number", colorize("%u"));
printf("\t%s ... signed number", colorize("%d"));
printf("\t%s ... floating point number", colorize("%f"));

8
Nasal/string.nas
View file

@ -272,8 +272,12 @@ var scanf = func(test, format, result) {
f = format.getc();
if (f == nil)
die("scanf: trailing % in format");
if (f == `%` and str.getc() != `%`)
return 0;
if (f == `%`) {
if (str.getc() != `%`)
return 0;
success = 2;
continue;
}
if (isdigit(f)) {
var fnum = f - `0`;