Revision a4031f6dc0596670d4f3ce4b905ea8a341e957b4 authored by Junio C Hamano on 06 February 2021, 00:31:22 UTC, committed by Junio C Hamano on 06 February 2021, 00:31:22 UTC
"git stash" did not work well in a sparsely checked out working tree. * en/stash-apply-sparse-checkout: stash: fix stash application in sparse-checkouts stash: remove unnecessary process forking t7012: add a testcase demonstrating stash apply bugs in sparse checkouts
varint.c
#include "git-compat-util.h"
#include "varint.h"
uintmax_t decode_varint(const unsigned char **bufp)
{
const unsigned char *buf = *bufp;
unsigned char c = *buf++;
uintmax_t val = c & 127;
while (c & 128) {
val += 1;
if (!val || MSB(val, 7))
return 0; /* overflow */
c = *buf++;
val = (val << 7) + (c & 127);
}
*bufp = buf;
return val;
}
int encode_varint(uintmax_t value, unsigned char *buf)
{
unsigned char varint[16];
unsigned pos = sizeof(varint) - 1;
varint[pos] = value & 127;
while (value >>= 7)
varint[--pos] = 128 | (--value & 127);
if (buf)
memcpy(buf, varint + pos, sizeof(varint) - pos);
return sizeof(varint) - pos;
}
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