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authorTom Tromey <tom@tromey.com>2019-04-30 23:47:54 -0600
committerTom Tromey <tom@tromey.com>2019-05-08 16:01:51 -0600
commit814cf43a1f16157fcbe2c662f567d064393a0fcb (patch)
tree66d0d0c948fdf020cd7a31849db9edc26ea138ac /gdb/stap-probe.c
parent02dc647ed65b1429b9af4986ed467f90fbe0c33b (diff)
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Convert probes to type-safe registry API
This changes the probes code in elfread.c to use the type-safe registry API. While doing this, I saw that the caller of get_probes owns the probes, so I went through the code and changed the vectors to store unique_ptrs, making the ownership relationship more clear. gdb/ChangeLog 2019-05-08 Tom Tromey <tom@tromey.com> * symfile.h (struct sym_probe_fns) <sym_get_probes>: Change type. * symfile-debug.c (debug_sym_get_probes): Change type. * stap-probe.c (handle_stap_probe): (stap_static_probe_ops::get_probes): Change type. * probe.h (class static_probe_ops) <get_probes>: Change type. * probe.c (class any_static_probe_ops) <get_probes>: Change type. (parse_probes_in_pspace): Update. (find_probes_in_objfile, find_probe_by_pc, collect_probes): Update. (any_static_probe_ops::get_probes): Change type. * elfread.c (elfread_data): New typedef. (probe_key): Change type. (elf_get_probes): Likewise. Update. (probe_key_free): Remove. (_initialize_elfread): Update. * dtrace-probe.c (class dtrace_static_probe_ops) <get_probes>: Change type. (dtrace_process_dof_probe, dtrace_process_dof) (dtrace_static_probe_ops::get_probe): Change type.
Diffstat (limited to 'gdb/stap-probe.c')
-rw-r--r--gdb/stap-probe.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/gdb/stap-probe.c b/gdb/stap-probe.c
index 24b2b78..e70940c 100644
--- a/gdb/stap-probe.c
+++ b/gdb/stap-probe.c
@@ -106,7 +106,7 @@ public:
bool is_linespec (const char **linespecp) const override;
/* See probe.h. */
- void get_probes (std::vector<probe *> *probesp,
+ void get_probes (std::vector<std::unique_ptr<probe>> *probesp,
struct objfile *objfile) const override;
/* See probe.h. */
@@ -1497,7 +1497,8 @@ stap_probe::gen_info_probes_table_values () const
static void
handle_stap_probe (struct objfile *objfile, struct sdt_note *el,
- std::vector<probe *> *probesp, CORE_ADDR base)
+ std::vector<std::unique_ptr<probe>> *probesp,
+ CORE_ADDR base)
{
bfd *abfd = objfile->obfd;
int size = bfd_get_arch_size (abfd) / 8;
@@ -1561,7 +1562,7 @@ handle_stap_probe (struct objfile *objfile, struct sdt_note *el,
address, gdbarch, sem_addr, probe_args);
/* Successfully created probe. */
- probesp->push_back (ret);
+ probesp->emplace_back (ret);
}
/* Helper function which tries to find the base address of the SystemTap
@@ -1615,8 +1616,9 @@ stap_static_probe_ops::is_linespec (const char **linespecp) const
/* Implementation of the 'get_probes' method. */
void
-stap_static_probe_ops::get_probes (std::vector<probe *> *probesp,
- struct objfile *objfile) const
+stap_static_probe_ops::get_probes
+ (std::vector<std::unique_ptr<probe>> *probesp,
+ struct objfile *objfile) const
{
/* If we are here, then this is the first time we are parsing the
SystemTap probe's information. We basically have to count how many