clang-c.h

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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_UTIL_CLANG_C_H
#define PERF_UTIL_CLANG_C_H

#include <stddef.h> /* for size_t */
#include <util-cxx.h>   /* for __maybe_unused */

#ifdef __cplusplus
extern "C" {
#endif

#ifdef HAVE_LIBCLANGLLVM_SUPPORT
extern void perf_clang__init(void);
extern void perf_clang__cleanup(void);

extern int test__clang_to_IR(void);
extern int test__clang_to_obj(void);

extern int perf_clang__compile_bpf(const char *filename,
                   void **p_obj_buf,
                   size_t *p_obj_buf_sz);
#else

#include <errno.h>

static inline void perf_clang__init(void) { }
static inline void perf_clang__cleanup(void) { }

static inline int test__clang_to_IR(void) { return -1; }
static inline int test__clang_to_obj(void) { return -1;}

static inline int
perf_clang__compile_bpf(const char *filename __maybe_unused,
            void **p_obj_buf __maybe_unused,
            size_t *p_obj_buf_sz __maybe_unused)
{
    return -ENOTSUP;
}

#endif

#ifdef __cplusplus
}
#endif
#endif