shell_cmds-34.tar.gz

[apple/shell_cmds.git] / find / main.c

diff --git a/find/main.c b/find/main.c
index ed2f090aef3b9b2b517ce07194d541715c2e354d..bad04a212ed6dc698a0b884921416f89f0699668 100644 (file)
--- a/find/main.c
+++ b/find/main.c
@@ -1,5 +1,3 @@
-/*     $NetBSD: main.c,v 1.10 1998/02/10 21:52:51 cgd Exp $    */
-
 /*-
  * Copyright (c) 1990, 1993, 1994
  *     The Regents of the University of California.  All rights reserved.
@@ -36,14 +34,18 @@
  * SUCH DAMAGE.
  */
 
-#include <sys/cdefs.h>
+#ifndef lint
+char copyright[] =
+"@(#) Copyright (c) 1990, 1993, 1994\n\
+       The Regents of the University of California.  All rights reserved.\n";
+#endif /* not lint */
+
 #ifndef lint
 #if 0
 static char sccsid[] = "@(#)main.c     8.4 (Berkeley) 5/4/95";
 #else
-__COPYRIGHT("@(#) Copyright (c) 1990, 1993, 1994\n\
-       The Regents of the University of California.  All rights reserved.\n");
-__RCSID("$NetBSD: main.c,v 1.10 1998/02/10 21:52:51 cgd Exp $");
+static const char rcsid[] =
+  "$FreeBSD: src/usr.bin/find/main.c,v 1.9.6.2 2001/02/25 21:56:59 knu Exp $";
 #endif
 #endif /* not lint */
 
@@ -54,6 +56,8 @@ __RCSID("$NetBSD: main.c,v 1.10 1998/02/10 21:52:51 cgd Exp $");
 #include <errno.h>
 #include <fcntl.h>
 #include <fts.h>
+#include <locale.h>
+#include <regex.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <time.h>
@@ -67,9 +71,11 @@ int ftsoptions;                      /* options for the ftsopen(3) call */
 int isdeprecated;              /* using deprecated syntax */
 int isdepth;                   /* do directories on post-order visit */
 int isoutput;                  /* user specified output operator */
+int issort;                    /* do hierarchies in lexicographical order */
 int isxargs;                   /* don't permit xargs delimiting chars */
+int mindepth = -1, maxdepth = -1; /* minimum and maximum depth */
+int regexp_flags = REG_BASIC;  /* use the "basic" regexp by default*/
 
-int main __P((int, char **));
 static void usage __P((void));
 
 int
@@ -77,30 +83,31 @@ main(argc, argv)
        int argc;
        char *argv[];
 {
-       char **p, **start;
-       int ch;
+       register char **p, **start;
+       int Hflag, Lflag, ch;
 
-       (void)time(&now);       /* initialize the time-of-day */
+       (void)setlocale(LC_ALL, "");
 
-       /* array to hold dir list.  at most (argc - 1) elements. */
-       p = start = alloca(argc * sizeof (char *));
+       (void)time(&now);       /* initialize the time-of-day */
 
+       p = start = argv;
+       Hflag = Lflag = 0;
        ftsoptions = FTS_NOSTAT | FTS_PHYSICAL;
-       while ((ch = getopt(argc, argv, "HLPXdf:x")) != EOF)
-               switch(ch) {
+       while ((ch = getopt(argc, argv, "EHLPXdf:sx")) != -1)
+               switch (ch) {
+               case 'E':
+                       regexp_flags |= REG_EXTENDED;
+                       break;
                case 'H':
-                       ftsoptions |= FTS_COMFOLLOW;
-#if 0  /* XXX necessary? */
-                       ftsoptions &= ~FTS_LOGICAL;
-#endif
+                       Hflag = 1;
+                       Lflag = 0;
                        break;
                case 'L':
-                       ftsoptions &= ~FTS_COMFOLLOW;
-                       ftsoptions |= FTS_LOGICAL;
+                       Lflag = 1;
+                       Hflag = 0;
                        break;
                case 'P':
-                       ftsoptions &= ~(FTS_COMFOLLOW|FTS_LOGICAL);
-                       ftsoptions |= FTS_PHYSICAL;
+                       Hflag = Lflag = 0;
                        break;
                case 'X':
                        isxargs = 1;
@@ -111,9 +118,8 @@ main(argc, argv)
                case 'f':
                        *p++ = optarg;
                        break;
-               case 'h':
-                       ftsoptions &= ~FTS_PHYSICAL;
-                       ftsoptions |= FTS_LOGICAL;
+               case 's':
+                       issort = 1;
                        break;
                case 'x':
                        ftsoptions |= FTS_XDEV;
@@ -123,9 +129,16 @@ main(argc, argv)
                        break;
                }
 
-       argc -= optind; 
+       argc -= optind;
        argv += optind;
 
+       if (Hflag)
+               ftsoptions |= FTS_COMFOLLOW;
+       if (Lflag) {
+               ftsoptions &= ~FTS_PHYSICAL;
+               ftsoptions |= FTS_LOGICAL;
+       }
+
        /*
         * Find first option to delimit the file list.  The first argument
         * that starts with a -, or is a ! or a ( must be interpreted as a
@@ -153,6 +166,6 @@ static void
 usage()
 {
        (void)fprintf(stderr,
-"usage: find [-H | -L | -P] [-Xdhx] [-f file] [file ...] [expression]\n");
+"usage: find [-H | -L | -P] [-EXdsx] [-f file] [file ...] [expression]\n");
        exit(1);
 }