O_CREAT open
int fd = open(path, O_WRONLY | O_CREAT | O_EXCL, 0644);
if ((fd == -1) && (EEXIST == errno))
{
/* open the existing file with write flag */
fd = open(path, O_WRONLY);
}O_CREAT open
int fd = open(path, O_WRONLY | O_CREAT | O_EXCL, 0644);
if ((fd == -1) && (EEXIST == errno))
{
/* open the existing file with write flag */
fd = open(path, O_WRONLY);
}Copyright © 2021 Codeinu
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