1 /* vi: set sw=4 ts=4: */
5 * Copyright (C) many different people.
6 * If you wrote this, please acknowledge your work.
8 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
13 static char *xmalloc_fgets_internal(FILE *file
, const char *terminating_string
, int chop_off
, size_t *maxsz_p
)
16 const int term_length
= strlen(terminating_string
);
17 int end_string_offset
;
21 size_t maxsz
= *maxsz_p
;
27 return linebuf
; /* NULL */
31 if (idx
>= linebufsz
) {
33 linebuf
= xrealloc(linebuf
, linebufsz
);
44 /* Check for terminating string */
45 end_string_offset
= idx
- term_length
;
46 if (end_string_offset
>= 0
47 && memcmp(&linebuf
[end_string_offset
], terminating_string
, term_length
) == 0
54 /* Grow/shrink *first*, then store NUL */
55 linebuf
= xrealloc(linebuf
, idx
+ 1);
61 /* Read up to TERMINATING_STRING from FILE and return it,
62 * including terminating string.
63 * Non-terminated string can be returned if EOF is reached.
64 * Return NULL if EOF is reached immediately. */
65 char* FAST_FUNC
xmalloc_fgets_str(FILE *file
, const char *terminating_string
)
67 size_t maxsz
= INT_MAX
- 4095;
68 return xmalloc_fgets_internal(file
, terminating_string
, 0, &maxsz
);
71 char* FAST_FUNC
xmalloc_fgets_str_len(FILE *file
, const char *terminating_string
, size_t *maxsz_p
)
76 maxsz
= INT_MAX
- 4095;
79 return xmalloc_fgets_internal(file
, terminating_string
, 0, maxsz_p
);
82 char* FAST_FUNC
xmalloc_fgetline_str(FILE *file
, const char *terminating_string
)
84 size_t maxsz
= INT_MAX
- 4095;
85 return xmalloc_fgets_internal(file
, terminating_string
, 1, &maxsz
);