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Fix lock files on some versions of Cygwin 

* src/filelock.c (current_lock_owner): Support negative boot-time
on rare systems.  (Bug#70415)
scratch/comp-safety2
Eli Zaretskii 2024-05-05 19:30:57 +03:00
parent 61ad641893
commit d5b6627faa
1 changed files with 3 additions and 1 deletions
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4
src/filelock.c
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@ -419,7 +419,9 @@ current_lock_owner (lock_info_type *owner, Lisp_Object lfname)
boot += 2;
FALLTHROUGH;
case ':':
if (! c_isdigit (boot[0]))
if (!(c_isdigit (boot[0])
/* A negative number. */
|| (boot[0] == '-' && c_isdigit (boot[1]))))
return EINVAL;
boot_time = strtoimax (boot, &lfinfo_end, 10);
break;