| 45 | #endif |
| 46 | |
| 47 | char * |
| 48 | fgetln(FILE *fp, size_t *len) |
| 49 | { |
| 50 | static char *buf = NULL; |
| 51 | static size_t bufsiz = 0; |
| 52 | char *ptr; |
| 53 | |
| 54 | |
| 55 | if (buf == NULL) { |
| 56 | bufsiz = BUFSIZ; |
| 57 | if ((buf = malloc(bufsiz)) == NULL) |
| 58 | return NULL; |
| 59 | } |
| 60 | |
| 61 | if (fgets(buf, bufsiz, fp) == NULL) |
| 62 | return NULL; |
| 63 | |
| 64 | *len = 0; |
| 65 | while ((ptr = strchr(&buf[*len], '\n')) == NULL) { |
| 66 | size_t nbufsiz = bufsiz + BUFSIZ; |
| 67 | char *nbuf = realloc(buf, nbufsiz); |
| 68 | |
| 69 | if (nbuf == NULL) { |
| 70 | int oerrno = errno; |
| 71 | free(buf); |
| 72 | errno = oerrno; |
| 73 | buf = NULL; |
| 74 | return NULL; |
| 75 | } else |
| 76 | buf = nbuf; |
| 77 | |
| 78 | if (fgets(&buf[bufsiz], BUFSIZ, fp) == NULL) { |
| 79 | buf[bufsiz] = '\0'; |
| 80 | *len = strlen(buf); |
| 81 | return buf; |
| 82 | } |
| 83 | |
| 84 | *len = bufsiz; |
| 85 | bufsiz = nbufsiz; |
| 86 | } |
| 87 | |
| 88 | *len = (ptr - buf) + 1; |
| 89 | return buf; |
| 90 | } |
| 91 | |
| 92 | #endif |
| 93 |
no test coverage detected