-/* $NetBSD: strfile.c,v 1.7 1997/10/11 07:48:58 lukem Exp $ */
+/* $NetBSD: strfile.c,v 1.30 2011/08/16 11:06:34 christos Exp $ */
/*-
* Copyright (c) 1989, 1993
* 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
+ * 3. 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.
*
* SUCH DAMAGE.
*/
+#ifdef __NetBSD__
#include <sys/cdefs.h>
#ifndef lint
-__COPYRIGHT("@(#) Copyright (c) 1989, 1993\n\
- The Regents of the University of California. All rights reserved.\n");
+__COPYRIGHT("@(#) Copyright (c) 1989, 1993\
+ The Regents of the University of California. All rights reserved.");
#endif /* not lint */
#ifndef lint
#if 0
static char sccsid[] = "@(#)strfile.c 8.1 (Berkeley) 5/31/93";
#else
-__RCSID("$NetBSD: strfile.c,v 1.7 1997/10/11 07:48:58 lukem Exp $");
+__RCSID("$NetBSD: strfile.c,v 1.30 2011/08/16 11:06:34 christos Exp $");
#endif
#endif /* not lint */
+#endif /* __NetBSD__ */
+
+/* n.b.: this file is used at build-time - i.e. during build.sh. */
+
+#include <sys/types.h>
+#include <sys/param.h>
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <unistd.h>
+#include <inttypes.h>
+#include <err.h>
+
+#include "strfile.h"
+
+#ifndef MAXPATHLEN
+#define MAXPATHLEN 1024
+#endif /* MAXPATHLEN */
+
+static uint32_t h2nl(uint32_t h);
+static void getargs(int argc, char **argv);
+static void usage(void) __attribute__((__noreturn__));
+static void add_offset(FILE *fp, off_t off);
+static void do_order(void);
+static int cmp_str(const void *vp1, const void *vp2);
+static void randomize(void);
+static void fwrite_be_offt(off_t off, FILE *f);
+
+static uint32_t
+h2nl(uint32_t h)
+{
+ unsigned char c[4];
+ uint32_t rv;
-# include <sys/types.h>
-# include <sys/param.h>
-# include <err.h>
-# include <ctype.h>
-# include <stdio.h>
-# include <stdlib.h>
-# include <string.h>
-# include <unistd.h>
-# include "strfile.h"
+ c[0] = (h >> 24) & 0xff;
+ c[1] = (h >> 16) & 0xff;
+ c[2] = (h >> 8) & 0xff;
+ c[3] = (h >> 0) & 0xff;
+ memcpy(&rv, c, sizeof rv);
-# ifndef MAXPATHLEN
-# define MAXPATHLEN 1024
-# endif /* MAXPATHLEN */
+ return (rv);
+}
/*
- * This program takes a file composed of strings seperated by
+ * This program takes a file composed of strings separated by
* lines starting with two consecutive delimiting character (default
* character is '%') and creates another file which consists of a table
* describing the file (structure from "strfile.h"), a table of seek
# define STORING_PTRS (Oflag || Rflag)
# define CHUNKSIZE 512
-#ifdef lint
-# define ALWAYS atoi("1")
-#else
-# define ALWAYS 1
-#endif
-# define ALLOC(ptr,sz) if (ALWAYS) { \
+# define ALLOC(ptr,sz) do { \
if (ptr == NULL) \
- ptr = malloc((unsigned int) (CHUNKSIZE * sizeof *ptr)); \
+ ptr = malloc(CHUNKSIZE * sizeof *ptr); \
else if (((sz) + 1) % CHUNKSIZE == 0) \
- ptr = realloc((void *) ptr, ((unsigned int) ((sz) + CHUNKSIZE) * sizeof *ptr)); \
+ ptr = realloc(ptr, ((sz) + CHUNKSIZE) * sizeof *ptr); \
if (ptr == NULL) \
- errx(1, "out of space"); \
- } else
-
-#ifdef NO_VOID
-# define void char
-#endif
+ err(1, "out of space"); \
+ } while (0)
typedef struct {
char first;
off_t pos;
} STR;
-char *Infile = NULL, /* input file name */
- Outfile[MAXPATHLEN] = "", /* output file name */
- Delimch = '%'; /* delimiting character */
+static char *Infile = NULL; /* input file name */
+static char Outfile[MAXPATHLEN] = ""; /* output file name */
+static char Delimch = '%'; /* delimiting character */
-int Sflag = FALSE; /* silent run flag */
-int Oflag = FALSE; /* ordering flag */
-int Iflag = FALSE; /* ignore case flag */
-int Rflag = FALSE; /* randomize order flag */
-int Xflag = FALSE; /* set rotated bit */
-long Num_pts = 0; /* number of pointers/strings */
+static int Sflag = FALSE; /* silent run flag */
+static int Oflag = FALSE; /* ordering flag */
+static int Iflag = FALSE; /* ignore case flag */
+static int Rflag = FALSE; /* randomize order flag */
+static int Xflag = FALSE; /* set rotated bit */
+static long Num_pts = 0; /* number of pointers/strings */
-off_t *Seekpts;
+static off_t *Seekpts;
-FILE *Sort_1, *Sort_2; /* pointers for sorting */
+static FILE *Sort_1, *Sort_2; /* pointers for sorting */
-STRFILE Tbl; /* statistics table */
+static STRFILE Tbl; /* statistics table */
-STR *Firstch; /* first chars of each string */
+static STR *Firstch; /* first chars of each string */
-void add_offset __P((FILE *, off_t));
-int cmp_str __P((const void *, const void *));
-void do_order __P((void));
-void getargs __P((int, char *[]));
-int main __P((int, char *[]));
-void randomize __P((void));
-char *unctrl __P((char));
-void usage __P((void));
+#ifdef __GNUC__
+#define NORETURN __dead
+#else
+#define NORETURN
+#endif
+
+#ifndef __dead /* not NetBSD, presumably */
+#define __dead ;
+#endif
+
+void add_offset(FILE *, off_t);
+int cmp_str(const void *, const void *);
+void do_order(void);
+void fwrite_be_offt(off_t, FILE *);
+void getargs(int, char *[]);
+int main(int, char *[]);
+void randomize(void);
+void usage(void) NORETURN;
/*
* and then seek back to the beginning to write in the table.
*/
int
-main(ac, av)
- int ac;
- char *av[];
+main(int ac, char **av)
{
char *sp, dc;
FILE *inf, *outf;
STR *fp;
static char string[257];
+ /* sanity test */
+ if (sizeof(uint32_t) != 4)
+ errx(1, "sizeof(uint32_t) != 4");
+
getargs(ac, av); /* evalute arguments */
dc = Delimch;
if ((inf = fopen(Infile, "r")) == NULL)
if ((outf = fopen(Outfile, "w")) == NULL)
err(1, "open `%s'", Outfile);
if (!STORING_PTRS)
- (void) fseek(outf, sizeof Tbl, 0);
+ (void) fseek(outf, sizeof Tbl, SEEK_SET);
/*
* Write the strings onto the file
*/
Tbl.str_longlen = 0;
- Tbl.str_shortlen = (unsigned int) 0xffffffff;
+ Tbl.str_shortlen = (unsigned int) 0x7fffffff;
Tbl.str_delim = dc;
Tbl.str_version = VERSION;
first = Oflag;
if (!length)
continue;
add_offset(outf, pos);
- if (Tbl.str_longlen < length)
+ if ((off_t)Tbl.str_longlen < length)
Tbl.str_longlen = length;
- if (Tbl.str_shortlen > length)
+ if ((off_t)Tbl.str_shortlen > length)
Tbl.str_shortlen = length;
first = Oflag;
}
else if (first) {
- for (nsp = sp; !isalnum(*nsp); nsp++)
+ for (nsp = sp; !isalnum((unsigned char)*nsp); nsp++)
continue;
ALLOC(Firstch, Num_pts);
fp = &Firstch[Num_pts - 1];
- if (Iflag && isupper(*nsp))
- fp->first = tolower(*nsp);
+ if (Iflag && isupper((unsigned char)*nsp))
+ fp->first = tolower((unsigned char)*nsp);
else
fp->first = *nsp;
fp->pos = Seekpts[Num_pts - 1];
puts("There was 1 string");
else
printf("There were %d strings\n", (int)(Num_pts - 1));
- printf("Longest string: %lu byte%s\n", Tbl.str_longlen,
+ printf("Longest string: %lu byte%s\n", (unsigned long)Tbl.str_longlen,
Tbl.str_longlen == 1 ? "" : "s");
- printf("Shortest string: %lu byte%s\n", Tbl.str_shortlen,
+ printf("Shortest string: %lu byte%s\n", (unsigned long)Tbl.str_shortlen,
Tbl.str_shortlen == 1 ? "" : "s");
}
- (void) fseek(outf, (off_t) 0, 0);
- Tbl.str_version = htonl(Tbl.str_version);
- Tbl.str_numstr = htonl(Num_pts - 1);
- Tbl.str_longlen = htonl(Tbl.str_longlen);
- Tbl.str_shortlen = htonl(Tbl.str_shortlen);
- Tbl.str_flags = htonl(Tbl.str_flags);
+ (void) fseek(outf, (off_t) 0, SEEK_SET);
+ Tbl.str_version = h2nl(Tbl.str_version);
+ Tbl.str_numstr = h2nl(Num_pts - 1);
+ Tbl.str_longlen = h2nl(Tbl.str_longlen);
+ Tbl.str_shortlen = h2nl(Tbl.str_shortlen);
+ Tbl.str_flags = h2nl(Tbl.str_flags);
(void) fwrite((char *) &Tbl, sizeof Tbl, 1, outf);
if (STORING_PTRS) {
for (p = Seekpts, cnt = Num_pts; cnt--; ++p)
- *p = htonl(*p);
- (void) fwrite((char *) Seekpts, sizeof *Seekpts, (int) Num_pts, outf);
+ fwrite_be_offt(*p, outf);
}
+ fflush(outf);
+ if (ferror(outf))
+ err(1, "fwrite %s", Outfile);
(void) fclose(outf);
exit(0);
}
/*
* This routine evaluates arguments from the command line
*/
-void
-getargs(argc, argv)
- int argc;
- char **argv;
+static void
+getargs(int argc, char **argv)
{
int ch;
+ extern int optind;
+ extern char *optarg;
while ((ch = getopt(argc, argv, "c:iorsx")) != -1)
switch(ch) {
}
}
-void
-usage()
+static void
+usage(void)
{
(void) fprintf(stderr,
- "strfile [-iorsx] [-c char] sourcefile [datafile]\n");
+ "Usage: %s [-iorsx] [-c char] sourcefile [datafile]\n",
+ getprogname());
exit(1);
}
* add_offset:
* Add an offset to the list, or write it out, as appropriate.
*/
-void
-add_offset(fp, off)
- FILE *fp;
- off_t off;
+static void
+add_offset(FILE *fp, off_t off)
{
- off_t net;
if (!STORING_PTRS) {
- net = htonl(off);
- fwrite(&net, 1, sizeof net, fp);
+ fwrite_be_offt(off, fp);
} else {
ALLOC(Seekpts, Num_pts + 1);
Seekpts[Num_pts] = off;
* do_order:
* Order the strings alphabetically (possibly ignoring case).
*/
-void
-do_order()
+static void
+do_order(void)
{
int i;
off_t *lp;
Tbl.str_flags |= STR_ORDERED;
}
-/*
- * cmp_str:
- * Compare two strings in the file
- */
-char *
-unctrl(c)
- char c;
-{
- static char buf[3];
-
- if (isprint(c)) {
- buf[0] = c;
- buf[1] = '\0';
- }
- else if (c == 0177) {
- buf[0] = '^';
- buf[1] = '?';
- }
- else {
- buf[0] = '^';
- buf[1] = c + 'A' - 1;
- }
- return buf;
-}
-
-int
-cmp_str(vp1, vp2)
- const void *vp1, *vp2;
+static int
+cmp_str(const void *vp1, const void *vp2)
{
- STR *p1, *p2;
+ const STR *p1, *p2;
int c1, c2;
int n1, n2;
- p1 = (STR *)vp1;
- p2 = (STR *)vp2;
+ p1 = (const STR *)vp1;
+ p2 = (const STR *)vp2;
# define SET_N(nf,ch) (nf = (ch == '\n'))
# define IS_END(ch,nf) (ch == Delimch && nf)
if (c1 != c2)
return c1 - c2;
- (void) fseek(Sort_1, p1->pos, 0);
- (void) fseek(Sort_2, p2->pos, 0);
+ (void) fseek(Sort_1, p1->pos, SEEK_SET);
+ (void) fseek(Sort_2, p2->pos, SEEK_SET);
n1 = FALSE;
n2 = FALSE;
* not to randomize across delimiter boundaries. All
* randomization is done within each block.
*/
-void
-randomize()
+static void
+randomize(void)
{
int cnt, i;
off_t tmp;
sp[i] = tmp;
}
}
+
+/*
+ * fwrite_be_offt:
+ * Write out the off paramater as a 64 bit big endian number
+ */
+
+static void
+fwrite_be_offt(off_t off, FILE *f)
+{
+ int i;
+ unsigned char c[8];
+
+ for (i = 7; i >= 0; i--) {
+ c[i] = off & 0xff;
+ off >>= 8;
+ }
+ fwrite(c, sizeof(c), 1, f);
+}
git.ckatri.com / bsdgames-darwin.git / blobdiff