X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flibpspp%2Fstr.h;h=cf4888ed2896da9ca750463780a8f540a4f2601b;hb=530906aaa19f6c209ca008c8187f7f750a0b1283;hp=b057c2bd62028b2a72ba2c9e4e4b019d49a3c7e5;hpb=5c3291dc396b795696e94f47780308fd7ace6fc4;p=pspp-builds.git diff --git a/src/libpspp/str.h b/src/libpspp/str.h index b057c2bd..cf4888ed 100644 --- a/src/libpspp/str.h +++ b/src/libpspp/str.h @@ -1,5 +1,5 @@ /* PSPP - a program for statistical analysis. - Copyright (C) 1997-9, 2000, 2009 Free Software Foundation, Inc. + Copyright (C) 1997-9, 2000, 2009, 2010, 2011 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -20,8 +20,10 @@ #include #include #include +#include #include #include +#include #include "compiler.h" #include "memcasecmp.h" @@ -31,7 +33,6 @@ /* Miscellaneous. */ void buf_reverse (char *, size_t); -char *buf_find_reverse (const char *, size_t, const 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); void buf_copy_lpad (char *, size_t, const char *, size_t, char pad); @@ -48,8 +49,6 @@ void str_lowercase (char *); bool str_format_26adic (unsigned long int number, char buffer[], size_t); -char *spprintf (char *dst, const char *format, ...); - void *mempset (void *, int, size_t); /* Common character classes for use with substring and string functions. */ @@ -74,9 +73,9 @@ struct substring /* Constructors. These functions do not allocate any memory, so the substrings they create should not normally be destroyed. */ -struct substring ss_empty (void); -struct substring ss_cstr (const char *); -struct substring ss_buffer (const char *, size_t); +static inline struct substring ss_empty (void); +static inline struct substring ss_cstr (const char *); +static inline struct substring ss_buffer (const char *, size_t); struct substring ss_substr (struct substring, size_t start, size_t); struct substring ss_head (struct substring, size_t); struct substring ss_tail (struct substring, size_t); @@ -86,6 +85,7 @@ struct substring ss_tail (struct substring, size_t); struct pool; void ss_alloc_substring (struct substring *, struct substring); void ss_alloc_uninit (struct substring *, size_t); +void ss_realloc (struct substring *, size_t); void ss_alloc_substring_pool (struct substring *, struct substring, struct pool *); void ss_alloc_uninit_pool (struct substring *, size_t, struct pool *); @@ -98,17 +98,18 @@ 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); void ss_trim (struct substring *, struct substring trim_set); -bool ss_chomp (struct substring *, char); +bool ss_chomp_byte (struct substring *, char); +bool ss_chomp (struct substring *, struct substring); bool ss_separate (struct substring src, struct substring delimiters, size_t *save_idx, struct substring *token); bool ss_tokenize (struct substring src, struct substring delimiters, size_t *save_idx, struct substring *token); void ss_advance (struct substring *, size_t); -bool ss_match_char (struct substring *, char); -int ss_match_char_in (struct substring *, struct substring); +bool ss_match_byte (struct substring *, char); +int ss_match_byte_in (struct substring *, struct substring); bool ss_match_string (struct substring *, const struct substring); -int ss_get_char (struct substring *); -size_t ss_get_chars (struct substring *, size_t cnt, struct substring *); +int ss_get_byte (struct substring *); +size_t ss_get_bytes (struct substring *, size_t cnt, struct substring *); bool ss_get_until (struct substring *, char delimiter, struct substring *); size_t ss_get_long (struct substring *, long *); @@ -120,15 +121,23 @@ char *ss_end (struct substring); int ss_at (struct substring, size_t idx); int ss_first (struct substring); int ss_last (struct substring); +bool ss_ends_with (struct substring, struct substring suffix); size_t ss_span (struct substring, struct substring skip_set); size_t ss_cspan (struct substring, struct substring stop_set); -size_t ss_find_char (struct substring, char); +size_t ss_find_byte (struct substring, char); int ss_compare (struct substring, struct substring); int ss_compare_case (struct substring, struct substring); int ss_equals (struct substring, struct substring); int ss_equals_case (struct substring, struct substring); size_t ss_pointer_to_position (struct substring, const char *); char *ss_xstrdup (struct substring); + +/* UTF-8. */ +ucs4_t ss_first_mb (struct substring); +int ss_first_mblen (struct substring); +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); /* Variable length strings. */ @@ -170,13 +179,15 @@ void ds_truncate (struct string *, size_t); size_t ds_rtrim (struct string *, struct substring trim_set); size_t ds_ltrim (struct string *, struct substring trim_set); size_t ds_trim (struct string *, struct substring trim_set); -bool ds_chomp (struct string *, char); +bool ds_chomp_byte (struct string *, char); +bool ds_chomp (struct string *, struct substring); bool ds_separate (const struct string *src, struct substring delimiters, size_t *save_idx, struct substring *token); bool ds_tokenize (const struct string *src, struct substring delimiters, size_t *save_idx, struct substring *token); void ds_rpad (struct string *, size_t length, char pad); void ds_set_length (struct string *, size_t new_length, char pad); +void ds_remove (struct string *, size_t start, size_t n); /* Extracting substrings. */ struct substring ds_ss (const struct string *); @@ -192,15 +203,17 @@ char *ds_end (const struct string *); int ds_at (const struct string *, size_t idx); int ds_first (const struct string *); int ds_last (const struct string *); +bool ds_ends_with (const struct string *, struct substring suffix); size_t ds_span (const struct string *, struct substring skip_set); size_t ds_cspan (const struct string *, struct substring stop_set); -size_t ds_find_char (const struct string *, char); +size_t ds_find_byte (const struct string *, char); int ds_compare (const struct string *, const struct string *); size_t ds_pointer_to_position (const struct string *, const char *); char *ds_xstrdup (const struct string *); size_t ds_capacity (const struct string *); char *ds_cstr (const struct string *); +char *ds_steal_cstr (struct string *); /* File input. */ bool ds_read_line (struct string *, FILE *, size_t max_length); @@ -208,8 +221,8 @@ 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); /* Append. */ -void ds_put_char (struct string *, int ch); -void ds_put_char_multiple (struct string *, int ch, size_t); +void ds_put_byte (struct string *, int ch); +void ds_put_byte_multiple (struct string *, int ch, size_t); void ds_put_cstr (struct string *, const char *); void ds_put_substring (struct string *, struct substring); void ds_put_vformat (struct string *st, const char *, va_list) @@ -222,4 +235,37 @@ char *ds_put_uninit (struct string *st, size_t incr); /* calls relocate from gnulib on ST */ void ds_relocate (struct string *st); + +void u8_buf_copy_rpad (uint8_t *dst, size_t dst_size, + const uint8_t *src, size_t src_size, + char pad); + +struct substring +ss_empty (void) +{ + struct substring ss; + ss.string = NULL; + ss.length = 0; + return ss; +} + +/* Returns a substring whose contents are the given C-style + string CSTR. */ +static inline struct substring +ss_cstr (const char *cstr) +{ + return ss_buffer (cstr, strlen (cstr)); +} + +/* Returns a substring whose contents are the CNT characters in + BUFFER. */ +static inline struct substring +ss_buffer (const char *buffer, size_t cnt) +{ + struct substring ss; + ss.string = (char *) buffer; + ss.length = cnt; + return ss; +} + #endif /* str_h */