1 /* $NetBSD: gets.c,v 1.6 1995/10/11 21:16:57 pk Exp $ */
2 /* $DragonFly: src/lib/libstand/gets.c,v 1.2 2004/10/25 19:38:45 drhodus Exp $ */
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32 * @(#)gets.c 8.1 (Berkeley) 6/11/93
37 /* gets() with constrained input length */
40 ngets(char *buf
, int n
)
46 switch (c
= getchar() & 0177) {
65 for (p
= buf
; p
< lp
; ++p
)
75 if ((n
< 1) || ((lp
- buf
) < n
)) {
84 fgetstr(char *buf
, int size
, int fd
)
89 size
--; /* leave space for terminator */
92 err
= read(fd
, &c
, sizeof(c
));
93 if (err
< 0) /* read error */
95 if (err
== 0) { /* EOF */
97 return(-1); /* nothing to read */
100 if ((c
== '\r') || /* line terminators */
103 *buf
++ = c
; /* keep char */
112 fgets(char *buf
, int size
, int fd
)
118 size
--; /* leave space for terminator */
121 err
= read(fd
, &c
, sizeof(c
));
122 if (err
< 0) /* read error */
124 if (err
== 0) { /* EOF */
126 return(NULL
); /* nothing to read */
129 *p
++ = c
; /* keep char */
132 if ((c
== '\r') || /* line terminators */