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Call character checking function with unsigned char

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See https://wiki.sei.cmu.edu/confluence/display/c/STR37-C.+Arguments+to+character-handling+functions+must+be+representable+as+an+unsigned+char
This commit is contained in:
Christian Göttsche 2020-09-11 19:27:56 +02:00 committed by cgzones
parent 1f5bd5c4c8
commit 8a849bc85a
6 changed files with 6 additions and 6 deletions
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2
AvailableColumnsPanel.c
View File

@ -45,7 +45,7 @@ static HandlerResult AvailableColumnsPanel_eventHandler(Panel* super, int ch) {
}
default:
{
if (ch < 255 && isalpha(ch))
if (0 < ch && ch < 255 && isalpha((unsigned char)ch))
result = Panel_selectByTyping(super, ch);
break;
}

2
CategoriesPanel.c
View File

@ -81,7 +81,7 @@ static HandlerResult CategoriesPanel_eventHandler(Panel* super, int ch) {
break;
}
default:
if (ch < 255 && isalpha(ch))
if (0 < ch && ch < 255 && isalpha((unsigned char)ch))
result = Panel_selectByTyping(super, ch);
if (result == BREAK_LOOP)
result = IGNORED;

2
ColumnsPanel.c
View File

@ -91,7 +91,7 @@ static HandlerResult ColumnsPanel_eventHandler(Panel* super, int ch) {
}
default:
{
if (ch < 255 && isalpha(ch))
if (0 < ch && ch < 255 && isalpha((unsigned char)ch))
result = Panel_selectByTyping(super, ch);
if (result == BREAK_LOOP)
result = IGNORED;

2
IncSet.c
View File

@ -137,7 +137,7 @@ bool IncSet_handleKey(IncSet* this, int ch, Panel* panel, IncMode_GetPanelValue
if (size == 0) return true;
IncMode_find(mode, panel, getPanelValue, 1);
doSearch = false;
} else if (ch < 255 && isprint((char)ch)) {
} else if (0 < ch && ch < 255 && isprint((unsigned char)ch)) {
if (mode->index < INCMODE_MAX) {
mode->buffer[mode->index] = ch;
mode->index++;

2
MainPanel.c
View File

@ -79,7 +79,7 @@ static HandlerResult MainPanel_eventHandler(Panel* super, int ch) {
} else if (ch != ERR && ch > 0 && ch < KEY_MAX && this->keys[ch]) {
reaction |= (this->keys[ch])(this->state);
result = HANDLED;
} else if (isdigit(ch)) {
} else if (0 < ch && ch < 255 && isdigit((unsigned char)ch)) {
MainPanel_pidSearch(this, ch);
} else {
if (ch != ERR) {

2
Panel.c
View File

@ -411,7 +411,7 @@ HandlerResult Panel_selectByTyping(Panel* this, int ch) {
this->eventHandlerState = xCalloc(100, sizeof(char));
char* buffer = this->eventHandlerState;
if (ch > 0 && ch < 255 && isalnum(ch)) {
if (0 < ch && ch < 255 && isalnum((unsigned char)ch)) {
int len = strlen(buffer);
if (len < 99) {
buffer[len] = ch;