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[src/trunk]: src/usr.bin/make make(1): make dir.c, for.c and hash.c ready for...
details: https://anonhg.NetBSD.org/src/rev/5517f21c2386
branches: trunk
changeset: 940206:5517f21c2386
user: rillig <rillig%NetBSD.org@localhost>
date: Mon Oct 05 20:21:30 2020 +0000
description:
make(1): make dir.c, for.c and hash.c ready for WARNS=6
Some types have changed from int to unsigned int, size_t or time_t.
The variable i in hash.c has been kept as int since it counts down to
-1, which generates efficient machine code, at least on x86_64.
diffstat:
usr.bin/make/dir.c | 8 ++++----
usr.bin/make/dir.h | 6 +++---
usr.bin/make/for.c | 17 +++++++++--------
usr.bin/make/hash.c | 29 +++++++++++++++--------------
usr.bin/make/hash.h | 12 ++++++------
5 files changed, 37 insertions(+), 35 deletions(-)
diffs (237 lines):
diff -r ec9bd2490647 -r 5517f21c2386 usr.bin/make/dir.c
--- a/usr.bin/make/dir.c Mon Oct 05 19:59:07 2020 +0000
+++ b/usr.bin/make/dir.c Mon Oct 05 20:21:30 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: dir.c,v 1.159 2020/10/05 19:30:37 rillig Exp $ */
+/* $NetBSD: dir.c,v 1.160 2020/10/05 20:21:30 rillig Exp $ */
/*
* Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
@@ -135,7 +135,7 @@
#include "job.h"
/* "@(#)dir.c 8.2 (Berkeley) 1/2/94" */
-MAKE_RCSID("$NetBSD: dir.c,v 1.159 2020/10/05 19:30:37 rillig Exp $");
+MAKE_RCSID("$NetBSD: dir.c,v 1.160 2020/10/05 20:21:30 rillig Exp $");
#define DIR_DEBUG0(text) DEBUG0(DIR, text)
#define DIR_DEBUG1(fmt, arg1) DEBUG1(DIR, fmt, arg1)
@@ -1377,7 +1377,7 @@
*/
Boolean
Dir_FindHereOrAbove(const char *here, const char *search_path,
- char *result, int result_len)
+ char *result, size_t result_len)
{
struct make_stat mst;
char dirbase[MAXPATHLEN + 1], *dirbase_end;
@@ -1446,7 +1446,7 @@
* found one for it, the full name is placed in the path slot.
*-----------------------------------------------------------------------
*/
-int
+time_t
Dir_MTime(GNode *gn, Boolean recheck)
{
char *fullName; /* the full pathname of name */
diff -r ec9bd2490647 -r 5517f21c2386 usr.bin/make/dir.h
--- a/usr.bin/make/dir.h Mon Oct 05 19:59:07 2020 +0000
+++ b/usr.bin/make/dir.h Mon Oct 05 20:21:30 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: dir.h,v 1.27 2020/09/27 22:17:07 rillig Exp $ */
+/* $NetBSD: dir.h,v 1.28 2020/10/05 20:21:30 rillig Exp $ */
/*
* Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
@@ -99,8 +99,8 @@
Boolean Dir_HasWildcards(const char *);
void Dir_Expand(const char *, SearchPath *, StringList *);
char *Dir_FindFile(const char *, SearchPath *);
-Boolean Dir_FindHereOrAbove(const char *, const char *, char *, int);
-int Dir_MTime(GNode *, Boolean);
+Boolean Dir_FindHereOrAbove(const char *, const char *, char *, size_t);
+time_t Dir_MTime(GNode *, Boolean);
CachedDir *Dir_AddDir(SearchPath *, const char *);
char *Dir_MakeFlags(const char *, SearchPath *);
void Dir_ClearPath(SearchPath *);
diff -r ec9bd2490647 -r 5517f21c2386 usr.bin/make/for.c
--- a/usr.bin/make/for.c Mon Oct 05 19:59:07 2020 +0000
+++ b/usr.bin/make/for.c Mon Oct 05 20:21:30 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: for.c,v 1.92 2020/10/05 19:27:47 rillig Exp $ */
+/* $NetBSD: for.c,v 1.93 2020/10/05 20:21:30 rillig Exp $ */
/*
* Copyright (c) 1992, The Regents of the University of California.
@@ -61,7 +61,7 @@
#include "strlist.h"
/* "@(#)for.c 8.1 (Berkeley) 6/6/93" */
-MAKE_RCSID("$NetBSD: for.c,v 1.92 2020/10/05 19:27:47 rillig Exp $");
+MAKE_RCSID("$NetBSD: for.c,v 1.93 2020/10/05 20:21:30 rillig Exp $");
typedef enum {
FOR_SUB_ESCAPE_CHAR = 0x0001,
@@ -83,7 +83,7 @@
* are substituted, the parser must handle $V expressions as well, not
* only ${V} and $(V). */
Boolean short_var;
- int sub_next;
+ unsigned int sub_next;
} For;
static For *accumFor; /* Loop being accumulated */
@@ -149,7 +149,7 @@
new_for->sub_next = 0;
/* Grab the variables. Terminate on "in". */
- while (TRUE) {
+ for (;;) {
size_t len;
cpp_skip_whitespace(&ptr);
@@ -168,7 +168,8 @@
if (len == 1)
new_for->short_var = TRUE;
- strlist_add_str(&new_for->vars, bmake_strldup(ptr, len), len);
+ strlist_add_str(&new_for->vars, bmake_strldup(ptr, len),
+ (unsigned int)len);
ptr += len;
}
@@ -325,8 +326,8 @@
/* If there were no escapes, or the only escape is the other variable
* terminator, then just substitute the full string */
- if (!(escapes &
- (ech == ')' ? ~FOR_SUB_ESCAPE_BRACE : ~FOR_SUB_ESCAPE_PAREN))) {
+ if (!(escapes & (ech == ')' ? ~(unsigned)FOR_SUB_ESCAPE_BRACE
+ : ~(unsigned)FOR_SUB_ESCAPE_PAREN))) {
Buf_AddStr(cmds, item);
return;
}
@@ -352,7 +353,7 @@
ForIterate(void *v_arg, size_t *ret_len)
{
For *arg = v_arg;
- int i;
+ unsigned int i;
char *var;
const char *cp;
const char *cmd_cp;
diff -r ec9bd2490647 -r 5517f21c2386 usr.bin/make/hash.c
--- a/usr.bin/make/hash.c Mon Oct 05 19:59:07 2020 +0000
+++ b/usr.bin/make/hash.c Mon Oct 05 20:21:30 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: hash.c,v 1.43 2020/10/05 19:27:47 rillig Exp $ */
+/* $NetBSD: hash.c,v 1.44 2020/10/05 20:21:30 rillig Exp $ */
/*
* Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
@@ -79,7 +79,7 @@
#include "make.h"
/* "@(#)hash.c 8.1 (Berkeley) 6/6/93" */
-MAKE_RCSID("$NetBSD: hash.c,v 1.43 2020/10/05 19:27:47 rillig Exp $");
+MAKE_RCSID("$NetBSD: hash.c,v 1.44 2020/10/05 20:21:30 rillig Exp $");
/*
* The ratio of # entries to # buckets at which we rebuild the table to
@@ -104,7 +104,7 @@
HashTable_Find(Hash_Table *t, unsigned int h, const char *key)
{
Hash_Entry *e;
- int chainlen = 0;
+ unsigned int chainlen = 0;
#ifdef DEBUG_HASH_LOOKUP
DEBUG4(HASH, "%s: %p h=%x key=%s\n", __func__, t, h, key);
@@ -126,7 +126,7 @@
void
Hash_InitTable(Hash_Table *t)
{
- size_t n = 16, i;
+ unsigned int n = 16, i;
struct Hash_Entry **hp;
t->numEntries = 0;
@@ -146,7 +146,7 @@
struct Hash_Entry **hp, *h, *nexth = NULL;
int i;
- for (hp = t->buckets, i = t->bucketsSize; --i >= 0;) {
+ for (hp = t->buckets, i = (int)t->bucketsSize; --i >= 0;) {
for (h = *hp++; h != NULL; h = nexth) {
nexth = h->next;
free(h);
@@ -191,19 +191,20 @@
RebuildTable(Hash_Table *t)
{
Hash_Entry *e, *next = NULL, **hp, **xp;
- int i, mask;
+ int i;
+ unsigned int mask, oldsize, newsize;
Hash_Entry **oldhp;
- int oldsize;
oldhp = t->buckets;
- oldsize = i = t->bucketsSize;
- i <<= 1;
- t->bucketsSize = i;
- t->bucketsMask = mask = i - 1;
- t->buckets = hp = bmake_malloc(sizeof(*hp) * i);
+ oldsize = t->bucketsSize;
+ newsize = oldsize << 1;
+ t->bucketsSize = (unsigned int)newsize;
+ t->bucketsMask = mask = newsize - 1;
+ t->buckets = hp = bmake_malloc(sizeof(*hp) * newsize);
+ i = (int)newsize;
while (--i >= 0)
*hp++ = NULL;
- for (hp = oldhp, i = oldsize; --i >= 0;) {
+ for (hp = oldhp, i = (int)oldsize; --i >= 0;) {
for (e = *hp++; e != NULL; e = next) {
next = e->next;
xp = &t->buckets[e->namehash & mask];
@@ -349,6 +350,6 @@
void
Hash_DebugStats(Hash_Table *t, const char *name)
{
- DEBUG4(HASH, "Hash_Table %s: size=%d numEntries=%d maxchain=%d\n",
+ DEBUG4(HASH, "Hash_Table %s: size=%u numEntries=%u maxchain=%u\n",
name, t->bucketsSize, t->numEntries, t->maxchain);
}
diff -r ec9bd2490647 -r 5517f21c2386 usr.bin/make/hash.h
--- a/usr.bin/make/hash.h Mon Oct 05 19:59:07 2020 +0000
+++ b/usr.bin/make/hash.h Mon Oct 05 20:21:30 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: hash.h,v 1.25 2020/09/27 21:35:16 rillig Exp $ */
+/* $NetBSD: hash.h,v 1.26 2020/10/05 20:21:30 rillig Exp $ */
/*
* Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
@@ -90,10 +90,10 @@
typedef struct Hash_Table {
Hash_Entry **buckets; /* Pointers to Hash_Entry, one
* for each bucket in the table. */
- int bucketsSize;
- int numEntries; /* Number of entries in the table. */
- int bucketsMask; /* Used to select the bucket for a hash. */
- int maxchain; /* max length of chain detected */
+ unsigned int bucketsSize;
+ unsigned int numEntries; /* Number of entries in the table. */
+ unsigned int bucketsMask; /* Used to select the bucket for a hash. */
+ unsigned int maxchain; /* max length of chain detected */
} Hash_Table;
/*
@@ -102,7 +102,7 @@
*/
typedef struct Hash_Search {
Hash_Table *table; /* Table being searched. */
- int nextBucket; /* Next bucket to check (after current). */
+ unsigned int nextBucket; /* Next bucket to check (after current). */
Hash_Entry *entry; /* Next entry to check in current bucket. */
} Hash_Search;
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