diff options
Diffstat (limited to 'src/mlibc/stdlib')
| -rw-r--r-- | src/mlibc/stdlib/itoa.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/mlibc/stdlib/itoa.c b/src/mlibc/stdlib/itoa.c index e9c40c1..8c557ab 100644 --- a/src/mlibc/stdlib/itoa.c +++ b/src/mlibc/stdlib/itoa.c @@ -2,11 +2,14 @@ #include <stdint.h> #include <mlibc/string.h> #include <mlibc/stdlib.h> +#include <kernel/paging/paging.h> static const char __ITOA_TABLE[] = "0123456789"; char *itoa(int n) { - // Special cases + if (paging_enabled == 0) + return "0"; // kmalloc isn't available + if (!n) { char *ret = kmalloc(2); ret[0] = '0'; @@ -16,13 +19,11 @@ char *itoa(int n) { uint8_t negative = (uint8_t) (n < 0); if (negative) n *= -1; - // First get the number of digits. int sz; for (sz = 0; n % pow(10, sz) != n; sz++) {} char *ret = kmalloc(sz + 1); - // Iterate all digits again. for (int i = 0; i < sz; i++) { int digit = (n % pow(10, i + 1)) / pow(10, i); ret[i] = __ITOA_TABLE[digit]; |