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fix "unused variables" warnings and others

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This commit is contained in:
Josh Coalson
2002-08-19 21:33:22 +00:00
parent 929ccb881b
commit 875b001f3c
4 changed files with 24 additions and 10 deletions
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20
src/share/charset.c
View File

@@ -107,7 +107,7 @@ int utf8_mbtowc(int *pwc, const char *s, size_t n)
else
return -1;
if (n < k)
if (n < (size_t)k)
return -1;
wc = *s++ & ((1 << (7 - k)) - 1);
for (i = 1; i < k; i++) {
@@ -128,29 +128,29 @@ int utf8_wctomb(char *s, int wc1)
if (!s)
return 0;
if (wc < (1 << 7)) {
if (wc < (1u << 7)) {
*s++ = wc;
return 1;
}
else if (wc < (1 << 11)) {
else if (wc < (1u << 11)) {
*s++ = 0xc0 | (wc >> 6);
*s++ = 0x80 | (wc & 0x3f);
return 2;
}
else if (wc < (1 << 16)) {
else if (wc < (1u << 16)) {
*s++ = 0xe0 | (wc >> 12);
*s++ = 0x80 | ((wc >> 6) & 0x3f);
*s++ = 0x80 | (wc & 0x3f);
return 3;
}
else if (wc < (1 << 21)) {
else if (wc < (1u << 21)) {
*s++ = 0xf0 | (wc >> 18);
*s++ = 0x80 | ((wc >> 12) & 0x3f);
*s++ = 0x80 | ((wc >> 6) & 0x3f);
*s++ = 0x80 | (wc & 0x3f);
return 4;
}
else if (wc < (1 << 26)) {
else if (wc < (1u << 26)) {
*s++ = 0xf8 | (wc >> 24);
*s++ = 0x80 | ((wc >> 18) & 0x3f);
*s++ = 0x80 | ((wc >> 12) & 0x3f);
@@ -158,7 +158,7 @@ int utf8_wctomb(char *s, int wc1)
*s++ = 0x80 | (wc & 0x3f);
return 5;
}
else if (wc < (1 << 31)) {
else if (wc < (1u << 31)) {
*s++ = 0xfc | (wc >> 30);
*s++ = 0x80 | ((wc >> 24) & 0x3f);
*s++ = 0x80 | ((wc >> 18) & 0x3f);
@@ -203,11 +203,13 @@ int charset_max(struct charset *charset)
static int mbtowc_utf8(void *map, int *pwc, const char *s, size_t n)
{
(void)map;
return utf8_mbtowc(pwc, s, n);
}
static int wctomb_utf8(void *map, char *s, int wc)
{
(void)map;
return utf8_wctomb(s, wc);
}
@@ -221,6 +223,7 @@ static int mbtowc_ascii(void *map, int *pwc, const char *s, size_t n)
{
int wc;
(void)map;
if (!n || !s)
return 0;
wc = (unsigned char)*s;
@@ -233,6 +236,7 @@ static int mbtowc_ascii(void *map, int *pwc, const char *s, size_t n)
static int wctomb_ascii(void *map, char *s, int wc)
{
(void)map;
if (!s)
return 0;
if (wc & ~0x7f)
@@ -251,6 +255,7 @@ static int mbtowc_iso1(void *map, int *pwc, const char *s, size_t n)
{
int wc;
(void)map;
if (!n || !s)
return 0;
wc = (unsigned char)*s;
@@ -263,6 +268,7 @@ static int mbtowc_iso1(void *map, int *pwc, const char *s, size_t n)
static int wctomb_iso1(void *map, char *s, int wc)
{
(void)map;
if (!s)
return 0;
if (wc & ~0xff)

2
src/share/getopt.c
View File

@@ -459,6 +459,8 @@ FLAC__share___getopt_initialize (argc, argv, optstring)
}
else
nonoption_flags_len = 0;
#else
(void)argc, (void)argv;
#endif
return optstring;