diff options
Diffstat (limited to 'usr.bin/make/for.h')
| -rw-r--r-- | usr.bin/make/for.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/usr.bin/make/for.h b/usr.bin/make/for.h new file mode 100644 index 00000000000..32ae7421142 --- /dev/null +++ b/usr.bin/make/for.h @@ -0,0 +1,55 @@ +#ifndef FOR_H +#define FOR_H +/* $OpenPackages$ */ +/* $OpenBSD: for.h,v 1.1 2001/05/23 12:34:43 espie Exp $ */ +/* + * Copyright (c) 2001 Marc Espie. + * + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE OPENBSD PROJECT 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 OPENBSD + * PROJECT 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. + */ + + +/* + * for + * Functions to handle loops in a makefile. + */ + +struct For_; +typedef struct For_ For; +/* handle = For_Eval(line); + * Evaluate for loop in line, and returns an opaque handle. + * Loop lines are parsed as + * for <variable1> ... in <values> + * assuming the dot has been parsed by previous modules. + * Returns NULL if this is not a for loop after all. */ +extern For *For_Eval(const char *); + +/* finished = For_Accumulate(handle, line); + * Accumulate lines in a loop, until we find the matching .endfor. */ +extern bool For_Accumulate(For *, const char *); + +/* For_Run(handle); + * Runs the complete for loop, pushing back expanded lines to reparse + * using Parse_FromString. */ +extern void For_Run(For *); + +#endif |