Upstream | cc2ee17 | 1970-01-12 13:46:40 +0000 | [diff] [blame] | 1 | /** |
| 2 | * @file op_libiberty.h |
| 3 | * Wrapper for libiberty - always use this instead of |
| 4 | * libiberty.h |
| 5 | * |
| 6 | * @remark Copyright 2002 OProfile authors |
| 7 | * @remark Read the file COPYING |
| 8 | * |
| 9 | * @author John Levon |
| 10 | * @author Philippe Elie |
| 11 | */ |
| 12 | |
| 13 | #ifndef OP_LIBIBERTY_H |
| 14 | #define OP_LIBIBERTY_H |
| 15 | |
| 16 | #include <stddef.h> |
| 17 | |
| 18 | #include "config.h" |
| 19 | |
| 20 | #ifdef MALLOC_ATTRIBUTE_OK |
| 21 | #define OP_ATTRIB_MALLOC __attribute__((malloc)) |
| 22 | #else |
| 23 | #define OP_ATTRIB_MALLOC |
| 24 | #endif |
| 25 | |
| 26 | #ifdef HAVE_LIBIBERTY_H |
| 27 | #include <libiberty.h> |
| 28 | #else |
| 29 | |
| 30 | #ifdef __cplusplus |
| 31 | extern "C" { |
| 32 | #endif |
| 33 | |
| 34 | /* some system have a libiberty.a but no libiberty.h so we must provide |
| 35 | * ourself the missing proto */ |
| 36 | #ifndef HAVE_LIBIBERTY_H |
The Android Open Source Project | 7984f7a | 2008-12-17 18:04:47 -0800 | [diff] [blame^] | 37 | |
Upstream | cc2ee17 | 1970-01-12 13:46:40 +0000 | [diff] [blame] | 38 | /* Set the program name used by xmalloc. */ |
| 39 | void xmalloc_set_program_name(char const *); |
| 40 | |
| 41 | /* Allocate memory without fail. If malloc fails, this will print a |
| 42 | message to stderr (using the name set by xmalloc_set_program_name, |
| 43 | if any) and then call xexit. */ |
| 44 | void * xmalloc(size_t) OP_ATTRIB_MALLOC; |
| 45 | |
| 46 | /* Reallocate memory without fail. This works like xmalloc. Note, |
| 47 | realloc type functions are not suitable for attribute malloc since |
| 48 | they may return the same address across multiple calls. */ |
| 49 | void * xrealloc(void *, size_t); |
| 50 | |
| 51 | /* Allocate memory without fail and set it to zero. This works like xmalloc */ |
| 52 | void * xcalloc(size_t, size_t) OP_ATTRIB_MALLOC; |
| 53 | |
| 54 | /* Copy a string into a memory buffer without fail. */ |
| 55 | char * xstrdup(char const *) OP_ATTRIB_MALLOC; |
| 56 | |
| 57 | /** |
| 58 | * Duplicates a region of memory without fail. First, alloc_size bytes |
| 59 | * are allocated, then copy_size bytes from input are copied into |
| 60 | * it, and the new memory is returned. If fewer bytes are copied than were |
| 61 | * allocated, the remaining memory is zeroed. |
| 62 | */ |
| 63 | void * xmemdup(void const *, size_t, size_t) OP_ATTRIB_MALLOC; |
| 64 | |
| 65 | #endif /* !HAVE_LIBIBERTY_H */ |
| 66 | |
The Android Open Source Project | 7984f7a | 2008-12-17 18:04:47 -0800 | [diff] [blame^] | 67 | #ifdef ANDROID |
| 68 | #define xmalloc(s) malloc(s) |
| 69 | #define xrealloc(p,s) realloc(p,s) |
| 70 | #define xstrdup(str) strdup(str) |
| 71 | #define xmalloc_set_program_name(n) |
| 72 | #endif |
| 73 | |
| 74 | |
Upstream | cc2ee17 | 1970-01-12 13:46:40 +0000 | [diff] [blame] | 75 | #ifdef __cplusplus |
| 76 | } |
| 77 | #endif |
| 78 | |
| 79 | #endif /* !HAVE_LIBIBERTY_H */ |
| 80 | |
| 81 | #endif /* OP_LIBIBERTY_H */ |