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Support cases when /sbin does not exist

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This commit is contained in:
topjohnwu
2020-04-18 23:19:19 -07:00
parent d959c35723
commit 4c959cd983
4 changed files with 36 additions and 28 deletions
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3
native/jni/utils/misc.cpp
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@@ -46,7 +46,7 @@ constexpr char ALPHANUM[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXY
static bool seeded = false;
static std::mt19937 gen;
static std::uniform_int_distribution<int> dist(0, sizeof(ALPHANUM) - 2);
void gen_rand_str(char *buf, int len, bool varlen) {
int gen_rand_str(char *buf, int len, bool varlen) {
if (!seeded) {
if (access("/dev/urandom", F_OK) != 0)
mknod("/dev/urandom", 0600 | S_IFCHR, makedev(1, 9));
@@ -64,6 +64,7 @@ void gen_rand_str(char *buf, int len, bool varlen) {
for (int i = 0; i < len - 1; ++i)
buf[i] = ALPHANUM[dist(gen)];
buf[len - 1] = '\0';
return len - 1;
}
int strend(const char *s1, const char *s2) {