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| 1 | /*␊ |
| 2 | * strlcat.c␊ |
| 3 | */␊ |
| 4 | ␊ |
| 5 | #include <string.h>␊ |
| 6 | ␊ |
| 7 | size_t strlcat(char *dst, const char *src, size_t size)␊ |
| 8 | {␊ |
| 9 | ␉size_t bytes = 0;␊ |
| 10 | ␉char *q = dst;␊ |
| 11 | ␉const char *p = src;␊ |
| 12 | ␉char ch;␊ |
| 13 | ␊ |
| 14 | ␉while (bytes < size && *q) {␊ |
| 15 | ␉␉q++;␊ |
| 16 | ␉␉bytes++;␊ |
| 17 | ␉}␊ |
| 18 | ␉if (bytes == size)␊ |
| 19 | ␉␉return (bytes + strlen(src));␊ |
| 20 | ␊ |
| 21 | ␉while ((ch = *p++)) {␊ |
| 22 | ␉␉if (bytes + 1 < size)␊ |
| 23 | ␉␉␉*q++ = ch;␊ |
| 24 | ␊ |
| 25 | ␉␉bytes++;␊ |
| 26 | ␉}␊ |
| 27 | ␊ |
| 28 | ␉*q = '\0';␊ |
| 29 | ␉return bytes;␊ |
| 30 | }␊ |
| 31 |
