diff options
Diffstat (limited to '')
-rw-r--r-- | include/compat/unistd.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/include/compat/unistd.h b/include/compat/unistd.h new file mode 100644 index 0000000..5e6ab1d --- /dev/null +++ b/include/compat/unistd.h @@ -0,0 +1,78 @@ +/* + * Public domain + * unistd.h compatibility shim + */ + +#ifndef LIBCRYPTOCOMPAT_UNISTD_H +#define LIBCRYPTOCOMPAT_UNISTD_H + +#ifndef _MSC_VER + +#include_next <unistd.h> + +#ifdef __MINGW32__ +int ftruncate(int fd, off_t length); +uid_t getuid(void); +ssize_t pread(int d, void *buf, size_t nbytes, off_t offset); +ssize_t pwrite(int d, const void *buf, size_t nbytes, off_t offset); +#endif + +#else + +#include <stdlib.h> +#include <io.h> +#include <process.h> + +#define STDOUT_FILENO 1 +#define STDERR_FILENO 2 + +#define R_OK 4 +#define W_OK 2 +#define X_OK 0 +#define F_OK 0 + +#define SEEK_SET 0 +#define SEEK_CUR 1 +#define SEEK_END 2 + +#define access _access + +#ifdef _MSC_VER +#include <windows.h> +static inline unsigned int sleep(unsigned int seconds) +{ + Sleep(seconds * 1000); + return seconds; +} +#endif + +int ftruncate(int fd, off_t length); +uid_t getuid(void); +ssize_t pread(int d, void *buf, size_t nbytes, off_t offset); +ssize_t pwrite(int d, const void *buf, size_t nbytes, off_t offset); + +#endif + +#ifndef HAVE_GETENTROPY +int getentropy(void *buf, size_t buflen); +#else +/* + * Solaris 11.3 adds getentropy(2), but defines the function in sys/random.h + */ +#if defined(__sun) +#include <sys/random.h> +#endif +#endif + +#ifndef HAVE_GETPAGESIZE +int getpagesize(void); +#endif + +#define pledge(request, paths) 0 +#define unveil(path, permissions) 0 + +#ifndef HAVE_PIPE2 +int pipe2(int fildes[2], int flags); +#endif + +#endif |