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Diffstat (limited to 'usr.bin/make/shell.h')
| -rw-r--r-- | usr.bin/make/shell.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/usr.bin/make/shell.h b/usr.bin/make/shell.h new file mode 100644 index 0000000..a317058 --- /dev/null +++ b/usr.bin/make/shell.h @@ -0,0 +1,110 @@ +/*- + * Copyright (c) 1988, 1989, 1990, 1993 + * The Regents of the University of California. All rights reserved. + * Copyright (c) 1988, 1989 by Adam de Boor + * 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. + * + * $FreeBSD$ + */ + +#ifndef shell_h_6002e3b8 +#define shell_h_6002e3b8 + +#include <sys/queue.h> + +#include "str.h" +#include "util.h" + +/** + * Shell Specifications: + * + * Some special stuff goes on if a shell doesn't have error control. In such + * a case, errCheck becomes a printf template for echoing the command, + * should echoing be on and ignErr becomes another printf template for + * executing the command while ignoring the return status. If either of these + * strings is empty when hasErrCtl is FALSE, the command will be executed + * anyway as is and if it causes an error, so be it. + */ +struct Shell { + TAILQ_ENTRY(Shell) link; /* link all shell descriptions */ + + /* + * the name of the shell. For Bourne and C shells, this is used + * only to find the shell description when used as the single + * source of a .SHELL target. + */ + char *name; + + char *path; /* full path to the shell */ + + /* True if both echoOff and echoOn defined */ + Boolean hasEchoCtl; + + char *echoOff; /* command to turn off echo */ + char *echoOn; /* command to turn it back on */ + + /* + * What the shell prints, and its length, when given the + * echo-off command. This line will not be printed when + * received from the shell. This is usually the command which + * was executed to turn off echoing + */ + char *noPrint; + + /* set if can control error checking for individual commands */ + Boolean hasErrCtl; + + /* string to turn error checking on */ + char *errCheck; + + /* string to turn off error checking */ + char *ignErr; + + char *echo; /* command line flag: echo commands */ + char *exit; /* command line flag: exit on error */ + + ArgArray builtins; /* ordered list of shell builtins */ + char *meta; /* shell meta characters */ + + Boolean unsetenv; /* unsetenv("ENV") before exec */ +}; +TAILQ_HEAD(Shells, Shell); + +extern struct Shell *commandShell; + +void Shell_Init(void); +Boolean Shell_Parse(const char []); + +#endif /* shell_h_6002e3b8 */ |
