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Replaced 0 literals by more explicit '\0' and NULL

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This commit is contained in:
Benoit Blanchon
2014-11-03 17:03:55 +01:00
parent c1c63067d4
commit 1ce6d663af
5 changed files with 12 additions and 13 deletions
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13
src/Internals/QuotedString.cpp
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@ -23,8 +23,7 @@ static inline char getSpecialChar(char c) {
static inline size_t printCharTo(char c, Print *p) {
char specialChar = getSpecialChar(c);
return specialChar != 0 ? p->write('\\') + p->write(specialChar)
: p->write(c);
return specialChar ? p->write('\\') + p->write(specialChar) : p->write(c);
}
size_t QuotedString::printTo(const char *s, Print *p) {
@ -45,7 +44,7 @@ static char unescapeChar(char c) {
const char *p = "b\bf\fn\nr\rt\t";
for (;;) {
if (p[0] == 0) return c;
if (p[0] == '\0') return c;
if (p[0] == c) return p[1];
p += 2;
}
@ -58,7 +57,7 @@ char *QuotedString::extractFrom(char *input, char **endPtr) {
if (!isQuote(firstChar)) {
// must start with a quote
return 0;
return NULL;
}
char stopChar = firstChar; // closing quote is the same as opening quote
@ -71,9 +70,9 @@ char *QuotedString::extractFrom(char *input, char **endPtr) {
for (;;) {
c = *readPtr++;
if (c == 0) {
if (c == '\0') {
// premature ending
return 0;
return NULL;
}
if (c == stopChar) {
@ -90,7 +89,7 @@ char *QuotedString::extractFrom(char *input, char **endPtr) {
}
// end the string here
*writePtr = 0;
*writePtr = '\0';
// update end ptr
*endPtr = readPtr;