lib/zstd
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minor presentation refactoring

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and removed some // comment style
This commit is contained in:
Yann Collet
2019-04-10 10:03:06 -07:00
parent fb756156f5
commit 90c0462d63
1 changed files with 8 additions and 6 deletions
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14
programs/zstdcli.c
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@@ -241,18 +241,20 @@ static void errorOut(const char* msg)
* @return 1 if an overflow error occurs */
static int readU32FromCharChecked(const char** stringPtr, unsigned* value)
{
static unsigned const max = (((unsigned)(-1)) / 10) - 1;
unsigned result = 0;
while ((**stringPtr >='0') && (**stringPtr <='9')) {
if (result > max) return 1; // overflow error
result *= 10, result += **stringPtr - '0', (*stringPtr)++ ;
unsigned const max = (((unsigned)(-1)) / 10) - 1;
if (result > max) return 1; /* overflow error */
result *= 10;
result += (unsigned)(**stringPtr - '0');
(*stringPtr)++ ;
}
if ((**stringPtr=='K') || (**stringPtr=='M')) {
unsigned const maxK = ((unsigned)(-1)) >> 10;
if (result > maxK) return 1; // overflow error
if (result > maxK) return 1; /* overflow error */
result <<= 10;
if (**stringPtr=='M') {
if (result > maxK) return 1; // overflow error
if (result > maxK) return 1; /* overflow error */
result <<= 10;
}
(*stringPtr)++; /* skip `K` or `M` */
@@ -483,7 +485,7 @@ static int init_cLevel(void) {
if ((*ptr>='0') && (*ptr<='9')) {
unsigned absLevel;
if (readU32FromCharChecked(&ptr, &absLevel)) {
if (readU32FromCharChecked(&ptr, &absLevel)) {
DISPLAYLEVEL(2, "Ignore environment variable setting %s=%s: numeric value too large\n", ENV_CLEVEL, env);
return ZSTDCLI_CLEVEL_DEFAULT;
} else if (*ptr == 0) {