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- /* include readline */
- #include "unp.h"## 1 ##src/test/readline1.c##
- ssize_t## 2 ##src/test/readline1.c##
- readline(int fd, void *vptr, size_t maxlen)## 3 ##src/test/readline1.c##
- {## 4 ##src/test/readline1.c##
- ssize_t n, rc;## 5 ##src/test/readline1.c##
- char c, *ptr;## 6 ##src/test/readline1.c##
- ptr = vptr;## 7 ##src/test/readline1.c##
- for (n = 1; n < maxlen; n++) {## 8 ##src/test/readline1.c##
- again:## 9 ##src/test/readline1.c##
- if ((rc = read(fd, &c, 1)) == 1) {## 10 ##src/test/readline1.c##
- *ptr++ = c;## 11 ##src/test/readline1.c##
- if (c == '\n')## 12 ##src/test/readline1.c##
- break; /* newline is stored, like fgets() */## 13 ##src/test/readline1.c##
- } else if (rc == 0) {## 14 ##src/test/readline1.c##
- if (n == 1)## 15 ##src/test/readline1.c##
- return (0); /* EOF, no data read */## 16 ##src/test/readline1.c##
- else## 17 ##src/test/readline1.c##
- break; /* EOF, some data was read */## 18 ##src/test/readline1.c##
- } else {## 19 ##src/test/readline1.c##
- if (errno == EINTR)## 20 ##src/test/readline1.c##
- goto again;## 21 ##src/test/readline1.c##
- return (-1); /* error, errno set by read() */## 22 ##src/test/readline1.c##
- }## 23 ##src/test/readline1.c##
- }## 24 ##src/test/readline1.c##
- *ptr = 0; /* null terminate like fgets() */## 25 ##src/test/readline1.c##
- return (n);## 26 ##src/test/readline1.c##
- }## 27 ##src/test/readline1.c##
- /* end readline */
- ssize_t## 28 ##src/test/readline1.c##
- Readline(int fd, void *ptr, size_t maxlen)## 29 ##src/test/readline1.c##
- {## 30 ##src/test/readline1.c##
- ssize_t n;## 31 ##src/test/readline1.c##
- if ((n = readline(fd, ptr, maxlen)) < 0)## 32 ##src/test/readline1.c##
- err_sys("readline error");## 33 ##src/test/readline1.c##
- return (n);## 34 ##src/test/readline1.c##
- }## 35 ##src/test/readline1.c##
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