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[libbacktrace] Factor out backtrace_vector_free 

Factor out new function backtrace_vector_free.

Bootstrapped and reg-tested on x86_64.

2018-11-30  Tom de Vries  <tdevries@suse.de>

	* internal.h (backtrace_vector_free): New static inline fuction,
	factored out of ...
	* dwarf.c (read_line_info): ... here.

From-SVN: r266658
This commit is contained in:
Tom de Vries 2018-11-30 08:43:50 +00:00 committed by Tom de Vries
parent 507bdfc5f6
commit 518a3a2106
3 changed files with 19 additions and 3 deletions
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6
libbacktrace/ChangeLog
View File

@ -1,3 +1,9 @@
2018-11-30 Tom de Vries <tdevries@suse.de>
* internal.h (backtrace_vector_free): New static inline fuction,
factored out of ...
* dwarf.c (read_line_info): ... here.
2018-11-28 Tom de Vries <tdevries@suse.de> 2018-11-28 Tom de Vries <tdevries@suse.de>
* dwarf.c (read_abbrevs): Fix handling of abbrevs->abbrevs allocation * dwarf.c (read_abbrevs): Fix handling of abbrevs->abbrevs allocation

4
libbacktrace/dwarf.c
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@ -2057,9 +2057,7 @@ read_line_info (struct backtrace_state *state, struct dwarf_data *ddata,
return 1; return 1;
fail: fail:
vec.vec.alc += vec.vec.size; backtrace_vector_free (state, &vec.vec, error_callback, data);
vec.vec.size = 0;
backtrace_vector_release (state, &vec.vec, error_callback, data);
free_line_header (state, hdr, error_callback, data); free_line_header (state, hdr, error_callback, data);
*lines = (struct line *) (uintptr_t) -1; *lines = (struct line *) (uintptr_t) -1;
*lines_count = 0; *lines_count = 0;

12
libbacktrace/internal.h
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@ -257,6 +257,18 @@ extern int backtrace_vector_release (struct backtrace_state *state,
backtrace_error_callback error_callback, backtrace_error_callback error_callback,
void *data); void *data);
/* Free the space managed by VEC. This will reset VEC. */
static inline void
backtrace_vector_free (struct backtrace_state *state,
struct backtrace_vector *vec,
backtrace_error_callback error_callback, void *data)
{
vec->alc += vec->size;
vec->size = 0;
backtrace_vector_release (state, vec, error_callback, data);
}
/* Read initial debug data from a descriptor, and set the /* Read initial debug data from a descriptor, and set the
fileline_data, syminfo_fn, and syminfo_data fields of STATE. fileline_data, syminfo_fn, and syminfo_data fields of STATE.
Return the fileln_fn field in *FILELN_FN--this is done this way so Return the fileln_fn field in *FILELN_FN--this is done this way so