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pigpio.c: reset errno after existance check (#509)

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Andreas Franek 2022-01-09 22:31:07 +01:00 committed by GitHub
parent 9dcea25d06
commit d5e52bc81e
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1 changed files with 2 additions and 0 deletions
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pigpio.c
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@ -7299,6 +7299,8 @@ static void initCheckLockFile(void)
char str[20];
fd = open(PI_LOCKFILE, O_RDONLY);
if(errno == ENOENT)
errno = 0; // reset if expected error occured
if (fd != -1)
{