#include "memcasecmp.h"
#include "xstrndup.h"
#include "xvasprintf.h"
+
+#include "gl/xalloc.h"
\f
/* Miscellaneous. */
+struct substring;
+
void buf_reverse (char *, size_t);
int buf_compare_case (const char *, const char *, size_t);
int buf_compare_rpad (const char *, size_t, const char *, size_t);
bool str_format_26adic (unsigned long int number, bool uppercase,
char buffer[], size_t);
+void str_ellipsize (struct substring in, char *out, size_t out_size);
+
+static inline char *xstrdup_if_nonnull (const char *);
+
void *mempset (void *, int, size_t);
\f
/* Common character classes for use with substring and string functions. */
/* Mutators.
Functions that advance the beginning of a string should not be
used if a substring is to be deallocated. */
+void ss_swap (struct substring *, struct substring *);
void ss_truncate (struct substring *, size_t);
size_t ss_rtrim (struct substring *, struct substring trim_set);
size_t ss_ltrim (struct substring *, struct substring trim_set);
int ss_match_byte_in (struct substring *, struct substring);
bool ss_match_string (struct substring *, const struct substring);
int ss_get_byte (struct substring *);
-size_t ss_get_bytes (struct substring *, size_t cnt, struct substring *);
+size_t ss_get_bytes (struct substring *, size_t n, struct substring *);
bool ss_get_until (struct substring *, char delimiter, struct substring *);
size_t ss_get_long (struct substring *, long *);
ucs4_t ss_get_mb (struct substring *);
ucs4_t ss_at_mb (struct substring, size_t ofs);
int ss_at_mblen (struct substring, size_t ofs);
+size_t ss_utf8_count_columns (struct substring);
+struct substring ss_utf8_columns (struct substring, size_t start, size_t n);
\f
/* Variable length strings. */
/* File input. */
bool ds_read_line (struct string *, FILE *, size_t max_length);
bool ds_read_config_line (struct string *, int *line_number, FILE *);
-bool ds_read_stream (struct string *, size_t size, size_t cnt, FILE *stream);
+bool ds_read_stream (struct string *, size_t size, size_t n, FILE *stream);
/* Append. */
void ds_put_byte (struct string *, int ch);
return ss_buffer (cstr, strlen (cstr));
}
-/* Returns a substring whose contents are the CNT characters in
+/* Returns a substring whose contents are the N characters in
BUFFER. */
static inline struct substring
-ss_buffer (const char *buffer, size_t cnt)
+ss_buffer (const char *buffer, size_t n)
{
struct substring ss;
ss.string = (char *) buffer;
- ss.length = cnt;
+ ss.length = n;
return ss;
}
+static inline char *
+xstrdup_if_nonnull (const char *s)
+{
+ return s ? xstrdup (s) : NULL;
+}
+
#endif /* str_h */