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-rw-r--r--fortune/fortune/fortune.c157
1 files changed, 95 insertions, 62 deletions
diff --git a/fortune/fortune/fortune.c b/fortune/fortune/fortune.c
index 01811bf0..c8b96eaa 100644
--- a/fortune/fortune/fortune.c
+++ b/fortune/fortune/fortune.c
@@ -1,6 +1,8 @@
+/* $NetBSD: fortune.c,v 1.8 1995/03/23 08:28:40 cgd Exp $ */
+
/*-
- * Copyright (c) 1986 The Regents of the University of California.
- * All rights reserved.
+ * Copyright (c) 1986, 1993
+ * The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Ken Arnold.
@@ -35,54 +37,33 @@
*/
#ifndef lint
-char copyright[] =
-"@(#) Copyright (c) 1986 The Regents of the University of California.\n\
- All rights reserved.\n";
+static char copyright[] =
+"@(#) Copyright (c) 1986, 1993\n\
+ The Regents of the University of California. All rights reserved.\n";
#endif /* not lint */
#ifndef lint
-/*static char sccsid[] = "from: @(#)fortune.c 5.13 (Berkeley) 4/8/91";*/
-static char rcsid[] = "$Id: fortune.c,v 1.7 1993/12/04 02:19:49 jtc Exp $";
+#if 0
+static char sccsid[] = "@(#)fortune.c 8.1 (Berkeley) 5/31/93";
+#else
+static char rcsid[] = "$NetBSD: fortune.c,v 1.8 1995/03/23 08:28:40 cgd Exp $";
+#endif
#endif /* not lint */
-# include <machine/endian.h>
# include <sys/param.h>
# include <sys/stat.h>
+
# include <dirent.h>
-# include <stdio.h>
+# include <fcntl.h>
# include <assert.h>
+# include <unistd.h>
+# include <stdio.h>
+# include <ctype.h>
# include <stdlib.h>
# include <string.h>
-# include <time.h>
# include "strfile.h"
# include "pathnames.h"
-#ifdef SYSV
-# define NO_LOCK
-# define REGCMP
-# ifdef NO_REGEX
-# undef NO_REGEX
-# endif /* NO_REGEX */
-# define index strchr
-# define rindex strrchr
-#endif /* SYSV */
-
-#ifndef NO_REGEX
-# include <ctype.h>
-#endif /* NO_REGEX */
-
-# ifndef NO_LOCK
-# include <sys/file.h>
-# endif /* NO_LOCK */
-
-# ifndef F_OK
-/* codes for access() */
-# define F_OK 0 /* does file exist */
-# define X_OK 1 /* is it executable by caller */
-# define W_OK 2 /* writable by caller */
-# define R_OK 4 /* readable by caller */
-# endif /* F_OK */
-
# define TRUE 1
# define FALSE 0
# define bool short
@@ -91,21 +72,21 @@ static char rcsid[] = "$Id: fortune.c,v 1.7 1993/12/04 02:19:49 jtc Exp $";
# define CPERS 20 /* # of chars for each sec */
# define SLEN 160 /* # of chars in short fortune */
-# define POS_UNKNOWN ((unsigned long) -1) /* pos for file unknown */
+# define POS_UNKNOWN ((off_t) -1) /* pos for file unknown */
# define NO_PROB (-1) /* no prob specified for file */
# ifdef DEBUG
# define DPRINTF(l,x) if (Debug >= l) fprintf x; else
# undef NDEBUG
-# else /* DEBUG */
+# else
# define DPRINTF(l,x)
# define NDEBUG 1
-# endif /* DEBUG */
+# endif
typedef struct fd {
int percent;
int fd, datfd;
- unsigned long pos;
+ off_t pos;
FILE *inf;
char *name;
char *path;
@@ -145,12 +126,44 @@ FILEDESC *Fortfile; /* Fortune file to use */
STRFILE Noprob_tbl; /* sum of data for all no prob files */
-char *do_malloc(), *copy(), *off_name();
-
-FILEDESC *pick_child(), *new_fp();
+int add_dir __P((FILEDESC *));
+int add_file __P((int,
+ char *, char *, FILEDESC **, FILEDESC **, FILEDESC *));
+void all_forts __P((FILEDESC *, char *));
+char *copy __P((char *, u_int));
+void display __P((FILEDESC *));
+void do_free __P((void *));
+void *do_malloc __P((u_int));
+int form_file_list __P((char **, int));
+int fortlen __P((void));
+void get_fort __P((void));
+void get_pos __P((FILEDESC *));
+void get_tbl __P((FILEDESC *));
+void getargs __P((int, char *[]));
+void init_prob __P((void));
+int is_dir __P((char *));
+int is_fortfile __P((char *, char **, char **, int));
+int is_off_name __P((char *));
+int max __P((int, int));
+FILEDESC *
+ new_fp __P((void));
+char *off_name __P((char *));
+void open_dat __P((FILEDESC *));
+void open_fp __P((FILEDESC *));
+FILEDESC *
+ pick_child __P((FILEDESC *));
+void print_file_list __P((void));
+void print_list __P((FILEDESC *, int));
+void sum_noprobs __P((FILEDESC *));
+void sum_tbl __P((STRFILE *, STRFILE *));
+void usage __P((void));
+void zero_tbl __P((STRFILE *));
-#ifndef NO_REGEX
-char *conv_pat();
+#ifndef NO_REGEX
+char *conv_pat __P((char *));
+int find_matches __P((void));
+void matches_in_list __P((FILEDESC *));
+int maxlen_in_list __P((FILEDESC *));
#endif
#ifndef NO_REGEX
@@ -167,15 +180,10 @@ char *regcmp(), *regex();
# define BAD_COMP(f) ((f) != NULL)
# define RE_EXEC(p) re_exec(p)
-char *re_comp();
-#ifdef SYSV
-char *re_exec();
-#else
-int re_exec();
-#endif
#endif
#endif
+int
main(ac, av)
int ac;
char *av[];
@@ -229,6 +237,7 @@ char *av[];
/* NOTREACHED */
}
+void
display(fp)
FILEDESC *fp;
{
@@ -236,7 +245,7 @@ FILEDESC *fp;
char line[BUFSIZ];
open_fp(fp);
- (void) fseek(fp->inf, Seekpts[0], 0);
+ (void) fseek(fp->inf, (long)Seekpts[0], 0);
for (Fort_len = 0; fgets(line, sizeof line, fp->inf) != NULL &&
!STR_ENDSTRING(line, fp->tbl); Fort_len++) {
if (fp->tbl.str_flags & STR_ROTATED)
@@ -254,6 +263,7 @@ FILEDESC *fp;
* fortlen:
* Return the length of the fortune.
*/
+int
fortlen()
{
register int nchar;
@@ -263,7 +273,7 @@ fortlen()
nchar = (Seekpts[1] - Seekpts[0] <= SLEN);
else {
open_fp(Fortfile);
- (void) fseek(Fortfile->inf, Seekpts[0], 0);
+ (void) fseek(Fortfile->inf, (long)Seekpts[0], 0);
nchar = 0;
while (fgets(line, sizeof line, Fortfile->inf) != NULL &&
!STR_ENDSTRING(line, Fortfile->tbl))
@@ -276,20 +286,20 @@ fortlen()
/*
* This routine evaluates the arguments on the command line
*/
+void
getargs(argc, argv)
register int argc;
register char **argv;
{
register int ignore_case;
# ifndef NO_REGEX
- register char *pat = NULL; /* 29 Sep 92*/
+ register char *pat = NULL;
# endif /* NO_REGEX */
extern char *optarg;
extern int optind;
int ch;
ignore_case = FALSE;
- /* pat = NULL;*/ /* 29 Sep 92*/
# ifdef DEBUG
while ((ch = getopt(argc, argv, "aDefilm:osw")) != EOF)
@@ -377,6 +387,7 @@ register char **argv;
* form_file_list:
* Form the file list from the file specifications.
*/
+int
form_file_list(files, file_cnt)
register char **files;
register int file_cnt;
@@ -436,6 +447,7 @@ register int file_cnt;
* add_file:
* Add a file to the file list.
*/
+int
add_file(percent, file, dir, head, tail, parent)
int percent;
register char *file;
@@ -602,6 +614,7 @@ char *file;
* is_off_name:
* Is the file an offensive-style name?
*/
+int
is_off_name(file)
char *file;
{
@@ -616,6 +629,7 @@ char *file;
* Modify a FILEDESC element to be the parent of two children if
* there are two children to be a parent of.
*/
+void
all_forts(fp, offensive)
register FILEDESC *fp;
char *offensive;
@@ -665,11 +679,12 @@ char *offensive;
* add_dir:
* Add the contents of an entire directory.
*/
+int
add_dir(fp)
register FILEDESC *fp;
{
register DIR *dir;
- register struct dirent *dirent;
+ register struct dirent *dirent;
auto FILEDESC *tailp;
auto char *name;
@@ -703,6 +718,7 @@ register FILEDESC *fp;
* is_dir:
* Return TRUE if the file is a directory, FALSE otherwise.
*/
+int
is_dir(file)
char *file;
{
@@ -721,9 +737,9 @@ char *file;
* suffixes, as contained in suflist[], are ruled out.
*/
/* ARGSUSED */
+int
is_fortfile(file, datp, posp, check_for_offend)
-char *file;
-char **datp, **posp;
+char *file, **datp, **posp;
int check_for_offend;
{
register int i;
@@ -809,11 +825,11 @@ unsigned int len;
* do_malloc:
* Do a malloc, checking for NULL return.
*/
-char *
+void *
do_malloc(size)
unsigned int size;
{
- char *new;
+ void *new;
if ((new = malloc(size)) == NULL) {
(void) fprintf(stderr, "fortune: out of memory.\n");
@@ -826,8 +842,9 @@ unsigned int size;
* do_free:
* Free malloc'ed space, if any.
*/
+void
do_free(ptr)
-char *ptr;
+void *ptr;
{
if (ptr != NULL)
free(ptr);
@@ -837,6 +854,7 @@ char *ptr;
* init_prob:
* Initialize the fortune probabilities.
*/
+void
init_prob()
{
register FILEDESC *fp, *last;
@@ -908,6 +926,7 @@ init_prob()
* get_fort:
* Get the fortune data file's seek pointer for the next fortune.
*/
+void
get_fort()
{
register FILEDESC *fp;
@@ -1007,6 +1026,7 @@ FILEDESC *parent;
* sum_noprobs:
* Sum up all the noprob probabilities, starting with fp.
*/
+void
sum_noprobs(fp)
register FILEDESC *fp;
{
@@ -1023,6 +1043,7 @@ register FILEDESC *fp;
did_noprobs = TRUE;
}
+int
max(i, j)
register int i, j;
{
@@ -1033,6 +1054,7 @@ register int i, j;
* open_fp:
* Assocatiate a FILE * with the given FILEDESC.
*/
+void
open_fp(fp)
FILEDESC *fp;
{
@@ -1046,6 +1068,7 @@ FILEDESC *fp;
* open_dat:
* Open up the dat file if we need to.
*/
+void
open_dat(fp)
FILEDESC *fp;
{
@@ -1060,6 +1083,7 @@ FILEDESC *fp;
* Get the position from the pos file, if there is one. If not,
* return a random number.
*/
+void
get_pos(fp)
FILEDESC *fp;
{
@@ -1083,13 +1107,14 @@ FILEDESC *fp;
}
if (++(fp->pos) >= fp->tbl.str_numstr)
fp->pos -= fp->tbl.str_numstr;
- DPRINTF(1, (stderr, "pos for %s is %d\n", fp->name, fp->pos));
+ DPRINTF(1, (stderr, "pos for %s is %qd\n", fp->name, fp->pos));
}
/*
* get_tbl:
* Get the tbl data file the datfile.
*/
+void
get_tbl(fp)
FILEDESC *fp;
{
@@ -1129,6 +1154,7 @@ FILEDESC *fp;
* zero_tbl:
* Zero out the fields we care about in a tbl structure.
*/
+void
zero_tbl(tp)
register STRFILE *tp;
{
@@ -1141,6 +1167,7 @@ register STRFILE *tp;
* sum_tbl:
* Merge the tbl data of t2 into t1.
*/
+void
sum_tbl(t1, t2)
register STRFILE *t1, *t2;
{
@@ -1157,6 +1184,7 @@ register STRFILE *t1, *t2;
* print_file_list:
* Print out the file list
*/
+void
print_file_list()
{
print_list(File_list, 0);
@@ -1166,6 +1194,7 @@ print_file_list()
* print_list:
* Print out the actual list, recursively.
*/
+void
print_list(list, lev)
register FILEDESC *list;
int lev;
@@ -1234,6 +1263,7 @@ register char *orig;
* find_matches:
* Find all the fortunes which match the pattern we've been given.
*/
+int
find_matches()
{
Fort_len = maxlen_in_list(File_list);
@@ -1251,6 +1281,7 @@ find_matches()
* maxlen_in_list
* Return the maximum fortune len in the file list.
*/
+int
maxlen_in_list(list)
FILEDESC *list;
{
@@ -1276,6 +1307,7 @@ FILEDESC *list;
* matches_in_list
* Print out the matches from the files in the list.
*/
+void
matches_in_list(list)
FILEDESC *list;
{
@@ -1314,6 +1346,7 @@ FILEDESC *list;
}
# endif /* NO_REGEX */
+void
usage()
{
(void) fprintf(stderr, "fortune [-a");
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