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POSIX says that 0[xX] prefix is _optional_ even in base 16 case, make it

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really so.

"If the value of base is 16, the characters 0x or 0X may optionally
precede the sequence of letters and digits, following the sign if
present."

Found by:       joerg
This commit is contained in:
Andrey A. Chernov 2005-01-21 00:42:13 +00:00
parent f3f8276732
commit 2571c7f720
6 changed files with 30 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
lib/libc/stdlib/strtoimax.c
View File

@ -75,7 +75,11 @@ strtoimax(const char * __restrict nptr, char ** __restrict endptr, int base)
c = *s++;
}
if ((base == 0 || base == 16) &&
c == '0' && (*s == 'x' || *s == 'X')) {
c == '0' && (*s == 'x' || *s == 'X') &&
((s[1] >= 'a' && s[1] <= 'f') ||
(s[1] >= 'A' && s[1] <= 'F') ||
(s[1] >= '0' && s[1] <= '9'))
) {
c = s[1];
s += 2;
base = 16;

6
lib/libc/stdlib/strtol.c
View File

@ -76,7 +76,11 @@ strtol(const char * __restrict nptr, char ** __restrict endptr, int base)
c = *s++;
}
if ((base == 0 || base == 16) &&
c == '0' && (*s == 'x' || *s == 'X')) {
c == '0' && (*s == 'x' || *s == 'X') &&
((s[1] >= 'a' && s[1] <= 'f') ||
(s[1] >= 'A' && s[1] <= 'F') ||
(s[1] >= '0' && s[1] <= '9'))
) {
c = s[1];
s += 2;
base = 16;

6
lib/libc/stdlib/strtoll.c
View File

@ -75,7 +75,11 @@ strtoll(const char * __restrict nptr, char ** __restrict endptr, int base)
c = *s++;
}
if ((base == 0 || base == 16) &&
c == '0' && (*s == 'x' || *s == 'X')) {
c == '0' && (*s == 'x' || *s == 'X') &&
((s[1] >= 'a' && s[1] <= 'f') ||
(s[1] >= 'A' && s[1] <= 'F') ||
(s[1] >= '0' && s[1] <= '9'))
) {
c = s[1];
s += 2;
base = 16;

6
lib/libc/stdlib/strtoul.c
View File

@ -73,7 +73,11 @@ strtoul(const char * __restrict nptr, char ** __restrict endptr, int base)
c = *s++;
}
if ((base == 0 || base == 16) &&
c == '0' && (*s == 'x' || *s == 'X')) {
c == '0' && (*s == 'x' || *s == 'X') &&
((s[1] >= 'a' && s[1] <= 'f') ||
(s[1] >= 'A' && s[1] <= 'F') ||
(s[1] >= '0' && s[1] <= '9'))
) {
c = s[1];
s += 2;
base = 16;

6
lib/libc/stdlib/strtoull.c
View File

@ -73,7 +73,11 @@ strtoull(const char * __restrict nptr, char ** __restrict endptr, int base)
c = *s++;
}
if ((base == 0 || base == 16) &&
c == '0' && (*s == 'x' || *s == 'X')) {
c == '0' && (*s == 'x' || *s == 'X') &&
((s[1] >= 'a' && s[1] <= 'f') ||
(s[1] >= 'A' && s[1] <= 'F') ||
(s[1] >= '0' && s[1] <= '9'))
) {
c = s[1];
s += 2;
base = 16;

6
lib/libc/stdlib/strtoumax.c
View File

@ -73,7 +73,11 @@ strtoumax(const char * __restrict nptr, char ** __restrict endptr, int base)
c = *s++;
}
if ((base == 0 || base == 16) &&
c == '0' && (*s == 'x' || *s == 'X')) {
c == '0' && (*s == 'x' || *s == 'X') &&
((s[1] >= 'a' && s[1] <= 'f') ||
(s[1] >= 'A' && s[1] <= 'F') ||
(s[1] >= '0' && s[1] <= '9'))
) {
c = s[1];
s += 2;
base = 16;