Upgrade to NetBSD: tic.c,v 1.19

The upgrade of tic to v 1.19 fixes a memory corruptions that  was
visible when cross building (specially when using  long  path
names in the output file argument).
This commit is contained in:
Kees Jongenburger 2012-07-23 17:13:18 +00:00
parent 0b4c154160
commit 86344bb535
3 changed files with 68 additions and 54 deletions

View file

@ -43,7 +43,7 @@
2011/01/12 06:17:52,usr.bin/indent
2010/02/19 16:35:27,usr.bin/sed
2011/01/15 22:54:10,usr.bin/stat
2010/02/22 23:05:39,usr.bin/tic
2012/06/01 12:08:40,usr.bin/tic
2010/10/15 05:46:48,usr.bin/mkdep
2010/05/14 17:28:23,usr.bin/newgrp
2010/10/06 07:59:18,usr.bin/uniq

View file

@ -6,7 +6,7 @@ WARNS= 4
CPPFLAGS+= -I${.CURDIR}/../../lib/libterminfo
.ifndef HOSTPROG
LDADD+= -lterminfo
LDADD+= -lterminfo -lutil
DPADD+= ${LIBTERMINFO}
.endif

View file

@ -1,4 +1,4 @@
/* $NetBSD: tic.c,v 1.10 2010/02/22 23:05:39 roy Exp $ */
/* $NetBSD: tic.c,v 1.19 2012/06/01 12:08:40 joerg Exp $ */
/*
* Copyright (c) 2009, 2010 The NetBSD Foundation, Inc.
@ -32,9 +32,10 @@
#endif
#include <sys/cdefs.h>
__RCSID("$NetBSD: tic.c,v 1.10 2010/02/22 23:05:39 roy Exp $");
__RCSID("$NetBSD: tic.c,v 1.19 2012/06/01 12:08:40 joerg Exp $");
#include <sys/types.h>
#include <sys/queue.h>
#if !HAVE_NBTOOL_CONFIG_H || HAVE_SYS_ENDIAN_H
#include <sys/endian.h>
@ -47,27 +48,32 @@ __RCSID("$NetBSD: tic.c,v 1.10 2010/02/22 23:05:39 roy Exp $");
#include <limits.h>
#include <fcntl.h>
#include <ndbm.h>
#include <search.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <term_private.h>
#include <term.h>
#include <util.h>
#define HASH_SIZE 16384 /* 2012-06-01: 3600 entries */
/* We store the full list of terminals we have instead of iterating
through the database as the sequential iterator doesn't work
the the data size stored changes N amount which ours will. */
typedef struct term {
struct term *next;
SLIST_ENTRY(term) next;
char *name;
char type;
TIC *tic;
} TERM;
static TERM *terms;
static SLIST_HEAD(, term) terms = SLIST_HEAD_INITIALIZER(terms);
static int error_exit;
static int Sflag;
static char *dbname;
static size_t nterm, nalias;
static void
do_unlink(void)
@ -77,7 +83,7 @@ do_unlink(void)
unlink(dbname);
}
static void __attribute__((__format__(__printf__, 1, 2)))
static void __printflike(1, 2)
dowarn(const char *fmt, ...)
{
va_list va;
@ -123,28 +129,33 @@ save_term(DBM *db, TERM *term)
static TERM *
find_term(const char *name)
{
TERM *term;
for (term = terms; term != NULL; term = term->next)
if (strcmp(term->name, name) == 0)
return term;
return NULL;
ENTRY elem, *elemp;
elem.key = __UNCONST(name);
elem.data = NULL;
elemp = hsearch(elem, FIND);
return elemp ? (TERM *)elemp->data : NULL;
}
static TERM *
store_term(const char *name, char type)
{
TERM *term;
ENTRY elem;
term = calloc(1, sizeof(*term));
if (term == NULL)
errx(1, "malloc");
term->name = strdup(name);
term = ecalloc(1, sizeof(*term));
term->name = estrdup(name);
term->type = type;
if (term->name == NULL)
errx(1, "malloc");
term->next = terms;
terms = term;
SLIST_INSERT_HEAD(&terms, term, next);
elem.key = estrdup(name);
elem.data = term;
hsearch(elem, ENTER);
if (type == 'a')
nalias++;
else
nterm++;
return term;
}
@ -179,7 +190,7 @@ process_entry(TBUF *buf, int flags)
/* Create aliased terms */
if (tic->alias != NULL) {
alias = p = strdup(tic->alias);
alias = p = estrdup(tic->alias);
while (p != NULL && *p != '\0') {
e = strchr(p, '|');
if (e != NULL)
@ -189,15 +200,12 @@ process_entry(TBUF *buf, int flags)
" term %s", tic->name, p);
} else {
term = store_term(p, 'a');
term->tic = calloc(sizeof(*term->tic), 1);
if (term->tic == NULL)
err(1, "malloc");
term->tic->name = strdup(tic->name);
if (term->tic->name == NULL)
err(1, "malloc");
term->tic = ecalloc(sizeof(*term->tic), 1);
term->tic->name = estrdup(tic->name);
}
p = e;
}
free(alias);
}
return 0;
@ -311,7 +319,7 @@ merge_use(int flags)
TERM *term, *uterm;;
skipped = merged = 0;
for (term = terms; term != NULL; term = term->next) {
SLIST_FOREACH(term, &terms, next) {
if (term->type == 'a')
continue;
rtic = term->tic;
@ -357,7 +365,7 @@ merge_use(int flags)
cap += sizeof(uint16_t) + num;
memn = rtic->extras.bufpos -
(cap - rtic->extras.buf);
memcpy(scap, cap, memn);
memmove(scap, cap, memn);
rtic->extras.bufpos -= cap - scap;
cap = scap;
rtic->extras.entries--;
@ -443,7 +451,8 @@ main(int argc, char **argv)
char *source, *p, *buf, *ofile;
FILE *f;
DBM *db;
size_t len, buflen, nterm, nalias;
size_t buflen;
ssize_t len;
TBUF tbuf;
TERM *term;
@ -490,9 +499,7 @@ main(int argc, char **argv)
if (ofile == NULL)
ofile = source;
len = strlen(ofile) + 9;
dbname = malloc(len + 4); /* For adding .db after open */
if (dbname == NULL)
err(1, "malloc");
dbname = emalloc(len + 4); /* For adding .db after open */
snprintf(dbname, len, "%s.tmp", ofile);
db = dbm_open(dbname, O_CREAT | O_RDWR | O_TRUNC, DEFFILEMODE);
if (db == NULL)
@ -506,12 +513,15 @@ main(int argc, char **argv)
} else
db = NULL; /* satisfy gcc warning */
tbuf.buflen = tbuf.bufpos = 0;
while ((buf = fgetln(f, &buflen)) != NULL) {
hcreate(HASH_SIZE);
buf = tbuf.buf = NULL;
buflen = tbuf.buflen = tbuf.bufpos = 0;
while ((len = getline(&buf, &buflen, f)) != -1) {
/* Skip comments */
if (*buf == '#')
continue;
if (buf[buflen - 1] != '\n') {
if (buf[len - 1] != '\n') {
process_entry(&tbuf, flags);
dowarn("last line is not a comment"
" and does not end with a newline");
@ -525,13 +535,15 @@ main(int argc, char **argv)
process_entry(&tbuf, flags);
/* Grow the buffer if needed */
grow_tbuf(&tbuf, buflen);
grow_tbuf(&tbuf, len);
/* Append the string */
memcpy(tbuf.buf + tbuf.bufpos, buf, buflen);
tbuf.bufpos += buflen;
memcpy(tbuf.buf + tbuf.bufpos, buf, len);
tbuf.bufpos += len;
}
free(buf);
/* Process the last entry if not done already */
process_entry(&tbuf, flags);
free(tbuf.buf);
/* Merge use entries until we have merged all we can */
while (merge_use(flags) != 0)
@ -544,26 +556,16 @@ main(int argc, char **argv)
if (cflag)
return error_exit;
/* Save the terms */
nterm = nalias = 0;
for (term = terms; term != NULL; term = term->next) {
SLIST_FOREACH(term, &terms, next)
save_term(db, term);
if (term->type == 'a')
nalias++;
else
nterm++;
}
/* done! */
dbm_close(db);
/* Rename the tmp db to the real one now */
len = strlen(ofile) + 4;
p = malloc(len);
if (p == NULL)
err(1, "malloc");
snprintf(p, len, "%s.db", ofile);
easprintf(&p, "%s.db", ofile);
if (rename(dbname, p) == -1)
err(1, "rename");
free(dbname);
@ -573,5 +575,17 @@ main(int argc, char **argv)
fprintf(stderr, "%zu entries and %zu aliases written to %s\n",
nterm, nalias, p);
#ifdef __VALGRIND__
free(p);
while ((term = SLIST_FIRST(&terms)) != NULL) {
SLIST_REMOVE_HEAD(&terms, next);
_ti_freetic(term->tic);
free(term->name);
free(term);
}
hdestroy();
#endif
return EXIT_SUCCESS;
}