/* SPDX-License-Identifier: GPL-2.0-or-later *//* * Copyright (C) 2015 Josh Poimboeuf <jpoimboe@redhat.com> */ #ifndef _WARN_H#define _WARN_H #include <stdlib.h>#include <string.h>#include <sys/types.h>#include <sys/stat.h>#include <fcntl.h>#include "elf.h" extern const char *objname; static inline char *offstr(struct section *sec, unsigned long offset){	struct symbol *func;	char *name, *str;	unsigned long name_off; 	func = find_containing_func(sec, offset);	if (func) {		name = func->name;		name_off = offset - func->offset;	} else {		name = sec->name;		name_off = offset;	} 	str = malloc(strlen(name) + 20); 	if (func)		sprintf(str, "%s()+0x%lx", name, name_off);	else		sprintf(str, "%s+0x%lx", name, name_off); 	return str;} #define WARN(format, ...)				\	fprintf(stderr,					\		"%s: warning: objtool: " format "\n",	\		objname, ##__VA_ARGS__) #define WARN_FUNC(format, sec, offset, ...)		\({							\	char *_str = offstr(sec, offset);		\	WARN("%s: " format, _str, ##__VA_ARGS__);	\	free(_str);					\}) #define BT_FUNC(format, insn, ...)			\({							\	struct instruction *_insn = (insn);		\	char *_str = offstr(_insn->sec, _insn->offset); \	WARN("  %s: " format, _str, ##__VA_ARGS__);	\	free(_str);					\}) #define WARN_ELF(format, ...)				\	WARN(format ": %s", ##__VA_ARGS__, elf_errmsg(-1)) #endif /* _WARN_H */