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[libc][unistd.h] define F_OK

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Meco Man
2023-01-02 15:01:20 -05:00
committed by Man, Jianting (Meco)
parent 431579a166
commit e97ba95f71
2 changed files with 6 additions and 1 deletions
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components/libc/compilers/common/include/sys/unistd.h
+5
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@@ -23,6 +23,11 @@ extern "C" {
#define STDOUT_FILENO 1 /* standard output file descriptor */
#define STDERR_FILENO 2 /* standard error file descriptor */
#define F_OK 0
#define X_OK 1
#define W_OK 2
#define R_OK 4
unsigned alarm(unsigned __secs);
ssize_t read(int fd, void *buf, size_t len);
ssize_t write(int fd, const void *buf, size_t len);