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Annotation of src/usr.bin/make/str.h, Revision 1.2

1.1       espie       1: #ifndef STR_H
                      2: #define STR_H
1.2     ! espie       3: /* $OpenBSD$ */
1.1       espie       4: /*
                      5:  * Copyright (c) 2001 Marc Espie.
                      6:  *
                      7:  * Redistribution and use in source and binary forms, with or without
                      8:  * modification, are permitted provided that the following conditions
                      9:  * are met:
                     10:  * 1. Redistributions of source code must retain the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer.
                     12:  * 2. Redistributions in binary form must reproduce the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer in the
                     14:  *    documentation and/or other materials provided with the distribution.
                     15:  *
                     16:  * THIS SOFTWARE IS PROVIDED BY THE OPENBSD PROJECT AND CONTRIBUTORS
                     17:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
                     18:  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
                     19:  * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OPENBSD
                     20:  * PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
                     21:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
                     22:  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     23:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     24:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     25:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
                     26:  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     27:  */
                     28:
                     29: /* pos = Str_rchri(str, end, c);
                     30:  *     strrchr on intervals.  */
                     31: extern char *Str_rchri(const char *, const char *, int);
                     32:
                     33: /* copy = Str_concati(s1, e1, s2, e2, sep);
                     34:  *     Concatenate strings s1/e1 and s2/e2, wedging separator sep if != 0.  */
                     35: extern char *Str_concati(const char *, const char *, const char *, const char *, int);
                     36: #define Str_concat(s1, s2, sep) Str_concati(s1, strchr(s1, '\0'), s2, strchr(s2, '\0'), sep)
                     37:
                     38: /* copy = Str_dupi(str, end);
                     39:  *     strdup on intervals.  */
                     40: extern char *Str_dupi(const char *, const char *);
                     41:
                     42: /* copy = escape_dupi(str, end, set);
                     43:  *     copy string str/end. All escape sequences such as \c with c in set
                     44:  *     are handled as well.  */
                     45: extern char *escape_dupi(const char *, const char *, const char *);
                     46:
                     47:
                     48: extern char **brk_string(const char *, int *, char **);
                     49:
                     50:
                     51: /* Iterate through a string word by word,
                     52:  * without copying anything.
                     53:  * More light-weight than brk_string, handles \ ' " as well.
                     54:  *
                     55:  * position = s;
                     56:  * while ((begin = iterate_words(&position)) != NULL) {
                     57:  *   do_something_with_word_interval(begin, position);
                     58:  * }
                     59:  */
                     60: extern const char *iterate_words(const char **);
                     61:
                     62: /* match = Str_Matchi(str, estr, pat, end);
                     63:  *     Checks if string str/estr matches pattern pat/end */
                     64: extern bool Str_Matchi(const char *, const char *, const char *, const char *);
                     65: #define Str_Match(string, pattern) \
                     66:        Str_Matchi(string, strchr(string, '\0'), pattern, strchr(pattern, '\0'))
                     67:
                     68: extern const char *Str_SYSVMatch(const char *, const char *, size_t *);
                     69: extern void Str_SYSVSubst(Buffer, const char *, const char *, size_t);
                     70: #endif