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This commit is contained in:
iceman1001 2019-08-01 11:15:39 -04:00
commit 2400418067
11 changed files with 1882 additions and 1914 deletions
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214
armsrc/string.c
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@ -197,56 +197,50 @@ char *strtok(char *s, const char *delim) {
}
char *strchr(const char *s, int c)
{
char *strchr(const char *s, int c) {
while (*s != (char)c)
if (!*s++)
return 0;
return (char *)s;
}
size_t strspn(const char *s1, const char *s2)
{
size_t ret=0;
while(*s1 && strchr(s2,*s1++))
size_t strspn(const char *s1, const char *s2) {
size_t ret = 0;
while (*s1 && strchr(s2, *s1++))
ret++;
return ret;
}
char *strrchr(const char *s, int c)
{
const char* ret=0;
do {
if( *s == (char)c )
ret=s;
} while(*s++);
return (char *)ret;
}
size_t strcspn(const char *s1, const char *s2)
{
size_t ret=0;
while(*s1)
if(strchr(s2,*s1))
return ret;
else
s1++,ret++;
return ret;
}
char *strpbrk(const char *s1, const char *s2)
{
while(*s1)
if(strchr(s2, *s1++))
return (char*)--s1;
char *strrchr(const char *s, int c) {
const char *ret = 0;
do {
if (*s == (char)c)
ret = s;
} while (*s++);
return (char *)ret;
}
size_t strcspn(const char *s1, const char *s2) {
size_t ret = 0;
while (*s1)
if (strchr(s2, *s1))
return ret;
else
s1++, ret++;
return ret;
}
char *strpbrk(const char *s1, const char *s2) {
while (*s1)
if (strchr(s2, *s1++))
return (char *)--s1;
return 0;
}
int strncmp(const char* s1, const char* s2, size_t n)
{
while(n--)
if(*s1++!=*s2++)
return *(unsigned char*)(s1 - 1) - *(unsigned char*)(s2 - 1);
int strncmp(const char *s1, const char *s2, size_t n) {
while (n--)
if (*s1++ != *s2++)
return *(unsigned char *)(s1 - 1) - *(unsigned char *)(s2 - 1);
return 0;
}
@ -255,97 +249,87 @@ int strncmp(const char* s1, const char* s2, size_t n)
#define isspace(a) __extension__ ({ unsigned char bb__isspace = (a) - 9; bb__isspace == (' ' - 9) || bb__isspace <= (13 - 9); })
unsigned long strtoul(const char *p, char **out_p, int base)
{
unsigned long v = 0;
unsigned long strtoul(const char *p, char **out_p, int base) {
unsigned long v = 0;
while (isspace(*p))
p++;
if (((base == 16) || (base == 0)) &&
((*p == '0') && ((p[1] == 'x') || (p[1] == 'X'))))
{
p += 2;
base = 16;
}
if (base == 0)
{
if (*p == '0')
base = 8;
else
base = 10;
}
while (1)
{
char c = *p;
if ((c >= '0') && (c <= '9') && (c - '0' < base))
v = (v * base) + (c - '0');
else if ((c >= 'a') && (c <= 'z') && (c - 'a' + 10 < base))
v = (v * base) + (c - 'a' + 10);
else if ((c >= 'A') && (c <= 'Z') && (c - 'A' + 10 < base))
v = (v * base) + (c - 'A' + 10);
else
break;
p++;
}
while (isspace(*p))
p++;
if (((base == 16) || (base == 0)) &&
((*p == '0') && ((p[1] == 'x') || (p[1] == 'X')))) {
p += 2;
base = 16;
}
if (base == 0) {
if (*p == '0')
base = 8;
else
base = 10;
}
while (1) {
char c = *p;
if ((c >= '0') && (c <= '9') && (c - '0' < base))
v = (v * base) + (c - '0');
else if ((c >= 'a') && (c <= 'z') && (c - 'a' + 10 < base))
v = (v * base) + (c - 'a' + 10);
else if ((c >= 'A') && (c <= 'Z') && (c - 'A' + 10 < base))
v = (v * base) + (c - 'A' + 10);
else
break;
p++;
}
if (out_p) *out_p = (char*)p;
return v;
if (out_p) *out_p = (char *)p;
return v;
}
long strtol(const char *p, char **out_p, int base)
{
long v = 0;
int is_neg = 0;
long strtol(const char *p, char **out_p, int base) {
long v = 0;
int is_neg = 0;
while (isspace(*p))
p++;
if (*p == '-')
is_neg = 1, p++;
else if (*p == '+')
is_neg = 0;
if (((base == 16) || (base == 0)) &&
((*p == '0') && ((p[1] == 'x') || (p[1] == 'X'))))
{
p += 2;
base = 16;
}
if (base == 0)
{
if (*p == '0')
base = 8;
else
base = 10;
}
while (1)
{
char c = *p;
if ((c >= '0') && (c <= '9') && (c - '0' < base))
v = (v * base) + (c - '0');
else if ((c >= 'a') && (c <= 'z') && (c - 'a' + 10 < base))
v = (v * base) + (c - 'a' + 10);
else if ((c >= 'A') && (c <= 'Z') && (c - 'A' + 10 < base))
v = (v * base) + (c - 'A' + 10);
else
break;
p++;
}
if (is_neg)
v = -v;
if (out_p) *out_p = (char*)p;
return v;
while (isspace(*p))
p++;
if (*p == '-')
is_neg = 1, p++;
else if (*p == '+')
is_neg = 0;
if (((base == 16) || (base == 0)) &&
((*p == '0') && ((p[1] == 'x') || (p[1] == 'X')))) {
p += 2;
base = 16;
}
if (base == 0) {
if (*p == '0')
base = 8;
else
base = 10;
}
while (1) {
char c = *p;
if ((c >= '0') && (c <= '9') && (c - '0' < base))
v = (v * base) + (c - '0');
else if ((c >= 'a') && (c <= 'z') && (c - 'a' + 10 < base))
v = (v * base) + (c - 'a' + 10);
else if ((c >= 'A') && (c <= 'Z') && (c - 'A' + 10 < base))
v = (v * base) + (c - 'A' + 10);
else
break;
p++;
}
if (is_neg)
v = -v;
if (out_p) *out_p = (char *)p;
return v;
}
char c_tolower(int c)
{
char c_tolower(int c) {
// (int)a = 97, (int)A = 65
// (a)97 - (A)65 = 32
// therefore 32 + 65 = a
return c > 64 && c < 91 ? c + 32 : c;
}
char c_isprint (unsigned char c)
{
if ( c >= 0x20 && c <= 0x7e )
char c_isprint(unsigned char c) {
if (c >= 0x20 && c <= 0x7e)
return 1;
return 0;
}