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Improve error handling when querying pagesize

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This commit is contained in:
Antonio SJ Musumeci 2026-03-13 16:05:30 -05:00
parent 9bfe9af9bf
commit a55f1f5c7d
1 changed files with 11 additions and 1 deletions
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12
src/config_pagesize.cpp
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@ -20,6 +20,8 @@
#include "from_string.hpp"
#include <cassert>
#include <climits>
#include <cctype>
#include <string>
@ -48,12 +50,20 @@ ConfigPageSize::from_string(const std::string_view s_)
{
int rv;
u64 v;
long tmp;
u64 pagesize;
if(s_.empty())
return -EINVAL;
pagesize = sysconf(_SC_PAGESIZE);
tmp = sysconf(_SC_PAGESIZE);
if(tmp <= 0)
{
perror("mergerfs: pagesize query failed");
std::abort();
}
pagesize = (u64)tmp;
rv = str::from(s_,&v);
if(rv < 0)