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* parser-defs.h (namecopy): Delete.

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* parse.c (namecopy, namecopy_size): Move into copy_name.
This commit is contained in:
Doug Evans 2012-01-09 17:27:20 +00:00
parent 06db92f054
commit 1a4eeb9811
3 changed files with 22 additions and 23 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2012-01-09 Doug Evans <dje@google.com>
* parser-defs.h (namecopy): Delete.
* parse.c (namecopy, namecopy_size): Move into copy_name.
2012-01-09 Jan Kratochvil <jan.kratochvil@redhat.com>
Partially fix duplicate .o files after omitting libbfd.a.

29
gdb/parse.c
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@ -90,16 +90,6 @@ int in_parse_field;
'->'. This is set when parsing and is only used when completing a
field name. It is -1 if no dereference operation was found. */
static int expout_last_struct = -1;
/* A temporary buffer for identifiers, so we can null-terminate them.
We allocate this with xrealloc. parse_exp_1 used to allocate with
alloca, using the size of the whole expression as a conservative
estimate of the space needed. However, macro expansion can
introduce names longer than the original expression; there's no
practical way to know beforehand how large that might be. */
char *namecopy;
size_t namecopy_size;
static int expressiondebug = 0;
static void
@ -744,13 +734,28 @@ find_template_name_end (char *p)
}
/* Return a null-terminated temporary copy of the name of a string token.
/* Return a null-terminated temporary copy of the name
of a string token. */
Tokens that refer to names do so with explicit pointer and length,
so they can share the storage that lexptr is parsing.
When it is necessary to pass a name to a function that expects
a null-terminated string, the substring is copied out
into a separate block of storage.
N.B. A single buffer is reused on each call. */
char *
copy_name (struct stoken token)
{
/* A temporary buffer for identifiers, so we can null-terminate them.
We allocate this with xrealloc. parse_exp_1 used to allocate with
alloca, using the size of the whole expression as a conservative
estimate of the space needed. However, macro expansion can
introduce names longer than the original expression; there's no
practical way to know beforehand how large that might be. */
static char *namecopy;
static size_t namecopy_size;
/* Make sure there's enough space for the token. */
if (namecopy_size < token.length + 1)
{

11
gdb/parser-defs.h
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@ -216,17 +216,6 @@ extern char *lexptr;
Currently used only for error reporting. */
extern char *prev_lexptr;
/* Tokens that refer to names do so with explicit pointer and length,
so they can share the storage that lexptr is parsing.
When it is necessary to pass a name to a function that expects
a null-terminated string, the substring is copied out
into a block of storage that namecopy points to.
namecopy is allocated once, guaranteed big enough, for each parsing. */
extern char *namecopy;
/* Current depth in parentheses within the expression. */
extern int paren_depth;