shell_cmds-198.tar.gz

[apple/shell_cmds.git] / sh / options.h

diff --git a/sh/options.h b/sh/options.h
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+/*-
+ * Copyright (c) 1991, 1993
+ *     The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Kenneth Almquist.
+ *
+ * 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.
+ * 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.
+ *
+ *     @(#)options.h   8.2 (Berkeley) 5/4/95
+ * $FreeBSD$
+ */
+
+struct shparam {
+       int nparam;             /* # of positional parameters (without $0) */
+       unsigned char malloc;   /* if parameter list dynamically allocated */
+       unsigned char reset;    /* if getopts has been reset */
+       char **p;               /* parameter list */
+       char **optp;            /* parameter list for getopts */
+       char **optnext;         /* next parameter to be processed by getopts */
+       char *optptr;           /* used by getopts */
+};
+
+
+
+#define eflag optlist[0].val
+#define fflag optlist[1].val
+#define Iflag optlist[2].val
+#define iflag optlist[3].val
+#define mflag optlist[4].val
+#define nflag optlist[5].val
+#define sflag optlist[6].val
+#define xflag optlist[7].val
+#define vflag optlist[8].val
+#define Vflag optlist[9].val
+#define        Eflag optlist[10].val
+#define        Cflag optlist[11].val
+#define        aflag optlist[12].val
+#define        bflag optlist[13].val
+#define        uflag optlist[14].val
+#define        privileged optlist[15].val
+#define        Tflag optlist[16].val
+#define        Pflag optlist[17].val
+#define        hflag optlist[18].val
+
+#define NOPTS  19
+
+struct optent {
+       const char *name;
+       const char letter;
+       char val;
+};
+
+extern struct optent optlist[NOPTS];
+#ifdef DEFINE_OPTIONS
+struct optent optlist[NOPTS] = {
+       { "errexit",    'e',    0 },
+       { "noglob",     'f',    0 },
+       { "ignoreeof",  'I',    0 },
+       { "interactive",'i',    0 },
+       { "monitor",    'm',    0 },
+       { "noexec",     'n',    0 },
+       { "stdin",      's',    0 },
+       { "xtrace",     'x',    0 },
+       { "verbose",    'v',    0 },
+       { "vi",         'V',    0 },
+       { "emacs",      'E',    0 },
+       { "noclobber",  'C',    0 },
+       { "allexport",  'a',    0 },
+       { "notify",     'b',    0 },
+       { "nounset",    'u',    0 },
+       { "privileged", 'p',    0 },
+       { "trapsasync", 'T',    0 },
+       { "physical",   'P',    0 },
+       { "trackall",   'h',    0 },
+};
+#endif
+
+
+extern char *minusc;           /* argument to -c option */
+extern char *arg0;             /* $0 */
+extern struct shparam shellparam;  /* $@ */
+extern char **argptr;          /* argument list for builtin commands */
+extern char *shoptarg;         /* set by nextopt */
+extern char *nextopt_optptr;   /* used by nextopt */
+
+void procargs(int, char **);
+void optschanged(void);
+void setparam(char **);
+void freeparam(struct shparam *);
+int nextopt(const char *);
+void getoptsreset(const char *);