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fix strtolower

This commit is contained in:
localvar 2019-08-24 08:14:41 +08:00
parent 90e5690df5
commit a10c0e97ef
2 changed files with 24 additions and 21 deletions
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2
src/inc/tutil.h
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@ -184,7 +184,7 @@ char *strnchr(char *haystack, char needle, int32_t len, bool skipquote);
char **strsplit(char *src, const char *delim, int32_t *num); char **strsplit(char *src, const char *delim, int32_t *num);
void strtolower(char *dst, const char *src); char* strtolower(char *dst, const char *src);
int64_t strnatoi(char *num, int32_t len); int64_t strnatoi(char *num, int32_t len);

43
src/util/src/tutil.c
View File

@ -140,28 +140,31 @@ char *strnchr(char *haystack, char needle, int32_t len, bool skipquote) {
return NULL; return NULL;
} }
void strtolower(char *dst, const char *z) { char* strtolower(char *dst, const char *src) {
int quote = 0; int esc = 0;
char *str = z; char quote = 0, *p = dst, c;
if (dst == NULL) {
return; assert(dst != NULL);
for (c = *src++; c; c = *src++) {
if (esc) {
esc = 0;
} else if (quote) {
if (c == '\\') {
esc = 1;
} else if (c == quote) {
quote = 0;
}
} else if (c >= 'A' && c <= 'Z') {
c -= 'A' - 'a';
} else if (c == '\'' || c == '"') {
quote = c;
}
*p++ = c;
} }
while (*str) { *p = 0;
if (*str == '\'' || *str == '"') { return dst;
quote = quote ^ 1;
}
if ((!quote) && (*str >= 'A' && *str <= 'Z')) {
*dst++ = *str | 0x20;
} else {
*dst++ = *str;
}
str++;
}
*dst = 0;
} }
char *paGetToken(char *string, char **token, int32_t *tokenLen) { char *paGetToken(char *string, char **token, int32_t *tokenLen) {