compat.h

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#ifndef COMPAT_H
#define COMPAT_H
 
#ifdef _WIN32
 
/* ---- Windows ---- */
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#include <io.h>
 
typedef CRITICAL_SECTION compat_mutex_t;
 
static inline int compat_mutex_init(compat_mutex_t *m) {
    InitializeCriticalSection(m);
    return 0;
}
static inline void compat_mutex_lock(compat_mutex_t *m) {
    EnterCriticalSection(m);
}
static inline void compat_mutex_unlock(compat_mutex_t *m) {
    LeaveCriticalSection(m);
}
static inline void compat_mutex_destroy(compat_mutex_t *m) {
    DeleteCriticalSection(m);
}
 
#define compat_isatty(fd)   _isatty(fd)
#define compat_fileno(f)    _fileno(f)
#define compat_strdup(s)    _strdup(s)
 
#else
 
/* ---- POSIX ---- */
#include <pthread.h>
#include <unistd.h>
 
typedef pthread_mutex_t compat_mutex_t;
 
static inline int compat_mutex_init(compat_mutex_t *m) {
    return pthread_mutex_init(m, NULL);
}
static inline void compat_mutex_lock(compat_mutex_t *m) {
    pthread_mutex_lock(m);
}
static inline void compat_mutex_unlock(compat_mutex_t *m) {
    pthread_mutex_unlock(m);
}
static inline void compat_mutex_destroy(compat_mutex_t *m) {
    pthread_mutex_destroy(m);
}
 
#define compat_isatty(fd)   isatty(fd)
#define compat_fileno(f)    fileno(f)
#define compat_strdup(s)    strdup(s)
 
#endif /* _WIN32 */
 
/* Path separator detection: true for '/' on all platforms, also '\' on Windows */
static inline int compat_is_path_sep(char c) {
#ifdef _WIN32
    return c == '/' || c == '\\';
#else
    return c == '/';
#endif
}
 
#endif /* COMPAT_H */