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Diffstat (limited to 'usr.bin/make/var.h')
| -rw-r--r-- | usr.bin/make/var.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/usr.bin/make/var.h b/usr.bin/make/var.h new file mode 100644 index 000000000000..7a94f0628687 --- /dev/null +++ b/usr.bin/make/var.h @@ -0,0 +1,97 @@ +/*- + * Copyright (c) 2002 Juli Mallett. + * Copyright (c) 1988, 1989, 1990, 1993 + * The Regents of the University of California. All rights reserved. + * Copyright (c) 1989 by Berkeley Softworks + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Adam de Boor. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +typedef struct Var { + char *name; /* the variable's name */ + Buffer val; /* its value */ + int flags; /* miscellaneous status flags */ +#define VAR_IN_USE 1 /* Variable's value currently being used. + * Used to avoid recursion */ +#define VAR_FROM_ENV 2 /* Variable comes from the environment */ +#define VAR_JUNK 4 /* Variable is a junk variable that + * should be destroyed when done with + * it. Used by Var_Parse for undefined, + * modified variables */ +} Var; + +/* Var*Pattern flags */ +#define VAR_SUB_GLOBAL 0x01 /* Apply substitution globally */ +#define VAR_SUB_ONE 0x02 /* Apply substitution to one word */ +#define VAR_SUB_MATCHED 0x04 /* There was a match */ +#define VAR_MATCH_START 0x08 /* Match at start of word */ +#define VAR_MATCH_END 0x10 /* Match at end of word */ +#define VAR_NOSUBST 0x20 /* don't expand vars in VarGetPattern */ + +typedef struct { + char *lhs; /* String to match */ + int leftLen; /* Length of string */ + char *rhs; /* Replacement string (w/ &'s removed) */ + int rightLen; /* Length of replacement */ + int flags; +} VarPattern; + +typedef struct { + regex_t re; + int nsub; + regmatch_t *matches; + char *replace; + int flags; +} VarREPattern; + +/* + * var.c + */ +void VarREError(int, regex_t *, const char *); + +/* + * var_modify.c + */ +Boolean VarHead(const char *, Boolean, Buffer, void *); +Boolean VarTail(const char *, Boolean, Buffer, void *); +Boolean VarSuffix(const char *, Boolean, Buffer, void *); +Boolean VarRoot(const char *, Boolean, Buffer, void *); +Boolean VarMatch(const char *, Boolean, Buffer, void *); +#ifdef SYSVVARSUB +Boolean VarSYSVMatch(const char *, Boolean, Buffer, void *); +#endif +Boolean VarNoMatch(const char *, Boolean, Buffer, void *); +Boolean VarRESubstitute(const char *, Boolean, Buffer, void *); +Boolean VarSubstitute(const char *, Boolean, Buffer, void *); |