Initial revision0_29alpha2

2 files changed, 233 insertions, 0 deletions

diff --git a/findutils/find.c b/findutils/find.c
new file mode 100644
index 000000000..b3ac1ff5a
--- /dev/null
+++ b/findutils/find.c
@@ -0,0 +1,23 @@
+#include "internal.h"
+#include <errno.h>
+#include <stdio.h>
+
+const char      find_usage[] = "find dir [pattern]\n"
+"\n"
+"\tFind files.\n";
+
+extern int
+find_main(struct FileInfo * i, int argc, char * * argv)
+{
+        i->recursive=1;
+        i->processDirectoriesAfterTheirContents=1;
+        return monadic_main(i, argc, argv);
+}
+
+extern int
+find_fn(const struct FileInfo * i)
+{
+        printf("%s\n",i->source);
+
+        return(0);      
+}
diff --git a/findutils/grep.c b/findutils/grep.c
new file mode 100644
index 000000000..3779e5510
--- /dev/null
+++ b/findutils/grep.c
@@ -0,0 +1,210 @@
+/*
+ * Copyright (c) 1999 by David I. Bell
+ * Permission is granted to use, distribute, or modify this source,
+ * provided that this copyright notice remains intact.
+ *
+ * The "grep" command, taken from sash.
+ * This provides basic file searching.
+ *
+ * Permission to distribute this code under the GPL has been granted.
+ * Modified for busybox by Erik Andersen <andersee@debian.org> <andersen@lineo.com>
+ */
+
+#include "internal.h"
+#ifdef BB_GREP
+
+#include <stdio.h>
+#include <dirent.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <signal.h>
+#include <time.h>
+#include <ctype.h>
+
+
+const char grep_usage[] =
+"Search the input file(s) for lines matching the given pattern.\n"
+"\tI search stdin if no files are given.\n"
+"\tI can't grok full regular expressions.\n"
+"usage: grep [in] PATTERN [FILES]...\n"
+"\ti=ignore case, n=list line numbers\n";
+
+
+
+static  BOOL    search
+        (const char * string, const char * word, BOOL ignoreCase);
+
+
+extern int 
+grep_main(struct FileInfo * unused, int argc, char ** argv)
+{
+        FILE *          fp;
+        const char *    word;
+        const char *    name;
+        const char *    cp;
+        BOOL            tellName;
+        BOOL            ignoreCase;
+        BOOL            tellLine;
+        long            line;
+        char            buf[BUF_SIZE];
+
+        ignoreCase = FALSE;
+        tellLine = FALSE;
+
+        argc--;
+        argv++;
+        if (argc < 1)
+        {
+                fprintf(stderr, "%s", grep_usage);
+                return 1;
+        }
+
+        if (**argv == '-')
+        {
+                argc--;
+                cp = *argv++;
+
+                while (*++cp) switch (*cp)
+                {
+                        case 'i':
+                                ignoreCase = TRUE;
+                                break;
+
+                        case 'n':
+                                tellLine = TRUE;
+                                break;
+
+                        default:
+                                fprintf(stderr, "Unknown option\n");
+                                return 1;
+                }
+        }
+
+        word = *argv++;
+        argc--;
+
+        tellName = (argc > 1);
+
+        while (argc-- > 0)
+        {
+                name = *argv++;
+
+                fp = fopen(name, "r");
+
+                if (fp == NULL)
+                {
+                        perror(name);
+
+                        continue;
+                }
+
+                line = 0;
+
+                while (fgets(buf, sizeof(buf), fp))
+                {
+                        line++;
+
+                        cp = &buf[strlen(buf) - 1];
+
+                        if (*cp != '\n')
+                                fprintf(stderr, "%s: Line too long\n", name);
+
+                        if (search(buf, word, ignoreCase))
+                        {
+                                if (tellName)
+                                        printf("%s: ", name);
+
+                                if (tellLine)
+                                        printf("%ld: ", line);
+
+                                fputs(buf, stdout);
+                        }
+                }
+
+                if (ferror(fp))
+                        perror(name);
+
+                fclose(fp);
+        }
+        return 0;
+}
+
+
+/*
+ * See if the specified word is found in the specified string.
+ */
+static BOOL
+search(const char * string, const char * word, BOOL ignoreCase)
+{
+        const char *    cp1;
+        const char *    cp2;
+        int             len;
+        int             lowFirst;
+        int             ch1;
+        int             ch2;
+
+        len = strlen(word);
+
+        if (!ignoreCase)
+        {
+                while (TRUE)
+                {
+                        string = strchr(string, word[0]);
+
+                        if (string == NULL)
+                                return FALSE;
+
+                        if (memcmp(string, word, len) == 0)
+                                return TRUE;
+
+                        string++;
+                }
+        }
+
+        /*
+         * Here if we need to check case independence.
+         * Do the search by lower casing both strings.
+         */
+        lowFirst = *word;
+
+        if (isupper(lowFirst))
+                lowFirst = tolower(lowFirst);
+
+        while (TRUE)
+        {
+                while (*string && (*string != lowFirst) &&
+                        (!isupper(*string) || (tolower(*string) != lowFirst)))
+                {
+                        string++;
+                }
+
+                if (*string == '\0')
+                        return FALSE;
+
+                cp1 = string;
+                cp2 = word;
+
+                do
+                {
+                        if (*cp2 == '\0')
+                                return TRUE;
+
+                        ch1 = *cp1++;
+
+                        if (isupper(ch1))
+                                ch1 = tolower(ch1);
+
+                        ch2 = *cp2++;
+
+                        if (isupper(ch2))
+                                ch2 = tolower(ch2);
+
+                }
+                while (ch1 == ch2);
+
+                string++;
+        }
+}
+
+#endif
+/* END CODE */