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Better axl_strchr + handle finding '\0'

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This commit is contained in:
NukeBird 2025-12-01 21:17:21 +03:00
parent 0d7cfcc8d6
commit eece39c2ed
1 changed files with 11 additions and 14 deletions
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25
axl_string.c
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@ -82,12 +82,12 @@ i8* axl_strncat(i8* dst, const i8* src, u32 n) //n actually means "not more than
i32 axl_strcmp(const i8* s1, const i8* s2)
{
if (!s1 || !s2)
if(!s1 || !s2)
{
return (s1 == s2) ? 0 : (!s1 ? -1 : 1);
}
for (;; s1++, s2++)
for(;; s1++, s2++)
{
u8 c1 = *(const u8*)s1;
u8 c2 = *(const u8*)s2;
@ -103,17 +103,17 @@ i32 axl_strcmp(const i8* s1, const i8* s2)
i32 axl_strncmp(const i8* s1, const i8* s2, u32 n)
{
if (!s1 || !s2)
if(!s1 || !s2)
{
return (s1 == s2) ? 0 : (!s1 ? -1 : 1);
}
for (u32 i = 0; i < n; s1++, s2++, i++)
for(u32 i = 0; i < n; s1++, s2++, i++)
{
u8 c1 = *(const u8*)s1;
u8 c2 = *(const u8*)s2;
if (c1 != c2 || c1 == '\0' || c2 == '\0')
if(c1 != c2 || c1 == '\0' || c2 == '\0')
{
return c1 - c2;
}
@ -124,21 +124,18 @@ i32 axl_strncmp(const i8* s1, const i8* s2, u32 n)
const i8* axl_strchr(const i8* str, i8 c)
{
if(!str)
if(!str)
{
return NULL;
}
u32 i = 0;
while(str[i] != '\0')
for(; *str != '\0'; ++str)
{
if(str[i] == c)
if(*str == c)
{
return str + i;
return str;
}
i++;
}
return NULL;
return (c == '\0') ? str : NULL;
}