diff options
Diffstat (limited to 'gcc-4.8.1/libbacktrace/internal.h')
| -rw-r--r-- | gcc-4.8.1/libbacktrace/internal.h | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/gcc-4.8.1/libbacktrace/internal.h b/gcc-4.8.1/libbacktrace/internal.h deleted file mode 100644 index 1ea664a0b..000000000 --- a/gcc-4.8.1/libbacktrace/internal.h +++ /dev/null @@ -1,242 +0,0 @@ -/* internal.h -- Internal header file for stack backtrace library. - Copyright (C) 2012-2013 Free Software Foundation, Inc. - Written by Ian Lance Taylor, Google. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - - (1) Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - - (2) Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in - the documentation and/or other materials provided with the - distribution. - - (3) The name of the author may not be used to - endorse or promote products derived from this software without - specific prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR -IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE -DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, -INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) -HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, -STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING -IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -POSSIBILITY OF SUCH DAMAGE. */ - -#ifndef BACKTRACE_INTERNAL_H -#define BACKTRACE_INTERNAL_H - -/* We assume that <sys/types.h> and "backtrace.h" have already been - included. */ - -#ifndef GCC_VERSION -# define GCC_VERSION (__GNUC__ * 1000 + __GNUC_MINOR__) -#endif - -#if (GCC_VERSION < 2007) -# define __attribute__(x) -#endif - -#ifndef ATTRIBUTE_UNUSED -# define ATTRIBUTE_UNUSED __attribute__ ((__unused__)) -#endif - -#ifndef ATTRIBUTE_MALLOC -# if (GCC_VERSION >= 2096) -# define ATTRIBUTE_MALLOC __attribute__ ((__malloc__)) -# else -# define ATTRIBUTE_MALLOC -# endif -#endif - -#ifndef HAVE_SYNC_FUNCTIONS - -/* Define out the sync functions. These should never be called if - they are not available. */ - -#define __sync_bool_compare_and_swap(A, B, C) (abort(), 1) -#define __sync_lock_test_and_set(A, B) (abort(), 0) -#define __sync_lock_release(A) abort() - -#endif /* !defined(HAVE_SYNC_FUNCTIONS) */ - -/* The type of the function that collects file/line information. This - is like backtrace_pcinfo. */ - -typedef int (*fileline) (struct backtrace_state *state, uintptr_t pc, - backtrace_full_callback callback, - backtrace_error_callback error_callback, void *data); - -/* The type of the function that collects symbol information. This is - like backtrace_syminfo. */ - -typedef void (*syminfo) (struct backtrace_state *state, uintptr_t pc, - backtrace_syminfo_callback callback, - backtrace_error_callback error_callback, void *data); - -/* What the backtrace state pointer points to. */ - -struct backtrace_state -{ - /* The name of the executable. */ - const char *filename; - /* Non-zero if threaded. */ - int threaded; - /* The master lock for fileline_fn, fileline_data, syminfo_fn, - syminfo_data, fileline_initialization_failed and everything the - data pointers point to. */ - void *lock; - /* The function that returns file/line information. */ - fileline fileline_fn; - /* The data to pass to FILELINE_FN. */ - void *fileline_data; - /* The function that returns symbol information. */ - syminfo syminfo_fn; - /* The data to pass to SYMINFO_FN. */ - void *syminfo_data; - /* Whether initializing the file/line information failed. */ - int fileline_initialization_failed; - /* The lock for the freelist. */ - int lock_alloc; - /* The freelist when using mmap. */ - struct backtrace_freelist_struct *freelist; -}; - -/* Open a file for reading. Returns -1 on error. If DOES_NOT_EXIST - is not NULL, *DOES_NOT_EXIST will be set to 0 normally and set to 1 - if the file does not exist. If the file does not exist and - DOES_NOT_EXIST is not NULL, the function will return -1 and will - not call ERROR_CALLBACK. On other errors, or if DOES_NOT_EXIST is - NULL, the function will call ERROR_CALLBACK before returning. */ -extern int backtrace_open (const char *filename, - backtrace_error_callback error_callback, - void *data, - int *does_not_exist); - -/* A view of the contents of a file. This supports mmap when - available. A view will remain in memory even after backtrace_close - is called on the file descriptor from which the view was - obtained. */ - -struct backtrace_view -{ - /* The data that the caller requested. */ - const void *data; - /* The base of the view. */ - void *base; - /* The total length of the view. */ - size_t len; -}; - -/* Create a view of SIZE bytes from DESCRIPTOR at OFFSET. Store the - result in *VIEW. Returns 1 on success, 0 on error. */ -extern int backtrace_get_view (struct backtrace_state *state, int descriptor, - off_t offset, size_t size, - backtrace_error_callback error_callback, - void *data, struct backtrace_view *view); - -/* Release a view created by backtrace_get_view. */ -extern void backtrace_release_view (struct backtrace_state *state, - struct backtrace_view *view, - backtrace_error_callback error_callback, - void *data); - -/* Close a file opened by backtrace_open. Returns 1 on success, 0 on - error. */ - -extern int backtrace_close (int descriptor, - backtrace_error_callback error_callback, - void *data); - -/* Allocate memory. This is like malloc. */ - -extern void *backtrace_alloc (struct backtrace_state *state, size_t size, - backtrace_error_callback error_callback, - void *data) ATTRIBUTE_MALLOC; - -/* Free memory allocated by backtrace_alloc. */ - -extern void backtrace_free (struct backtrace_state *state, void *mem, - size_t size, - backtrace_error_callback error_callback, - void *data); - -/* A growable vector of some struct. This is used for more efficient - allocation when we don't know the final size of some group of data - that we want to represent as an array. */ - -struct backtrace_vector -{ - /* The base of the vector. */ - void *base; - /* The number of bytes in the vector. */ - size_t size; - /* The number of bytes available at the current allocation. */ - size_t alc; -}; - -/* Grow VEC by SIZE bytes. Return a pointer to the newly allocated - bytes. Note that this may move the entire vector to a new memory - location. Returns NULL on failure. */ - -extern void *backtrace_vector_grow (struct backtrace_state *state, size_t size, - backtrace_error_callback error_callback, - void *data, - struct backtrace_vector *vec); - -/* Finish the current allocation on VEC. Prepare to start a new - allocation. The finished allocation will never be freed. */ - -extern void backtrace_vector_finish (struct backtrace_state *state, - struct backtrace_vector *vec); - -/* Release any extra space allocated for VEC. Returns 1 on success, 0 - on failure. */ - -extern int backtrace_vector_release (struct backtrace_state *state, - struct backtrace_vector *vec, - backtrace_error_callback error_callback, - void *data); - -/* Read initial debug data from a descriptor, and set the - fileline_data, syminfo_fn, and syminfo_data fields of STATE. - Return the fileln_fn field in *FILELN_FN--this is done this way so - that the synchronization code is only implemented once. This is - called after the descriptor has first been opened. It will close - the descriptor if it is no longer needed. Returns 1 on success, 0 - on error. There will be multiple implementations of this function, - for different file formats. Each system will compile the - appropriate one. */ - -extern int backtrace_initialize (struct backtrace_state *state, - int descriptor, - backtrace_error_callback error_callback, - void *data, - fileline *fileline_fn); - -/* Add file/line information for a DWARF module. */ - -extern int backtrace_dwarf_add (struct backtrace_state *state, - uintptr_t base_address, - const unsigned char* dwarf_info, - size_t dwarf_info_size, - const unsigned char *dwarf_line, - size_t dwarf_line_size, - const unsigned char *dwarf_abbrev, - size_t dwarf_abbrev_size, - const unsigned char *dwarf_ranges, - size_t dwarf_range_size, - const unsigned char *dwarf_str, - size_t dwarf_str_size, - int is_bigendian, - backtrace_error_callback error_callback, - void *data, fileline *fileline_fn); - -#endif |