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Use mallinfo2() if available

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mallinfo() is deprecated because it uses `int` for the members of the
returned struct, whereas mallinfo2() uses `size_t`.  It's available
since glibc 2.33.
This commit is contained in:
Tobias Brunner 2022-04-25 13:30:27 +02:00
parent 8ce4105fca
commit c9d471091f
4 changed files with 30 additions and 13 deletions
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2
configure.ac
View File

@ -668,7 +668,7 @@ AC_CHECK_FUNC(
]
)
AC_CHECK_FUNCS(prctl mallinfo getpass closefrom getpwnam_r getgrnam_r getpwuid_r chown)
AC_CHECK_FUNCS(prctl mallinfo mallinfo2 getpass closefrom getpwnam_r getgrnam_r getpwuid_r chown)
AC_CHECK_FUNCS(fmemopen funopen mmap memrchr setlinebuf strptime dirfd sigwaitinfo explicit_bzero)
AC_CHECK_FUNC([syslog], [

13
scripts/malloc_speed.c
View File

@ -18,9 +18,9 @@
#include <library.h>
#include <utils/debug.h>
#ifdef HAVE_MALLINFO
#if defined(HAVE_MALLINFO2) || defined (HAVE_MALLINFO)
#include <malloc.h>
#endif /* HAVE_MALLINFO */
#endif
static void start_timing(struct timespec *start)
{
@ -38,12 +38,15 @@ static double end_timing(struct timespec *start)
static void print_mallinfo()
{
#ifdef HAVE_MALLINFO
#ifdef HAVE_MALLINFO2
struct mallinfo2 mi = mallinfo2();
printf("malloc: sbrk %zu, mmap %zu, used %zu, free %zu\n",
mi.arena, mi.hblkhd, mi.uordblks, mi.fordblks);
#elif defined(HAVE_MALLINFO)
struct mallinfo mi = mallinfo();
printf("malloc: sbrk %d, mmap %d, used %d, free %d\n",
mi.arena, mi.hblkhd, mi.uordblks, mi.fordblks);
#endif /* HAVE_MALLINFO */
#endif
}
#define ALLOCS 1024

13
src/libcharon/plugins/stroke/stroke_list.c
View File

@ -22,9 +22,9 @@
#include <time.h>
#include <sys/utsname.h>
#ifdef HAVE_MALLINFO
#if defined(HAVE_MALLINFO2) || defined (HAVE_MALLINFO)
#include <malloc.h>
#endif /* HAVE_MALLINFO */
#endif
#include <daemon.h>
#include <collections/linked_list.h>
@ -490,14 +490,19 @@ METHOD(stroke_list_t, status, void,
}
fprintf(out, "):\n uptime: %V, since %T\n", &now, &this->uptime, &since,
FALSE);
#ifdef HAVE_MALLINFO
{
#ifdef HAVE_MALLINFO2
struct mallinfo2 mi = mallinfo2();
fprintf(out, " malloc: sbrk %zu, mmap %zu, used %zu, free %zu\n",
mi.arena, mi.hblkhd, mi.uordblks, mi.fordblks);
#elif defined (HAVE_MALLINFO)
struct mallinfo mi = mallinfo();
fprintf(out, " malloc: sbrk %u, mmap %u, used %u, free %u\n",
mi.arena, mi.hblkhd, mi.uordblks, mi.fordblks);
#endif
}
#endif /* HAVE_MALLINFO */
fprintf(out, " worker threads: %d of %d idle, ",
lib->processor->get_idle_threads(lib->processor),
lib->processor->get_total_threads(lib->processor));

15
src/libcharon/plugins/vici/vici_query.c
View File

@ -48,7 +48,7 @@
#ifndef WIN32
#include <sys/utsname.h>
#endif
#ifdef HAVE_MALLINFO
#if defined(HAVE_MALLINFO2) || defined (HAVE_MALLINFO)
#include <malloc.h>
#endif
@ -1697,8 +1697,17 @@ CALLBACK(stats, vici_message_t*,
}
#endif
#ifdef HAVE_MALLINFO
{
#ifdef HAVE_MALLINFO2
struct mallinfo2 mi = mallinfo2();
b->begin_section(b, "mallinfo");
b->add_kv(b, "sbrk", "%zu", mi.arena);
b->add_kv(b, "mmap", "%zu", mi.hblkhd);
b->add_kv(b, "used", "%zu", mi.uordblks);
b->add_kv(b, "free", "%zu", mi.fordblks);
b->end_section(b);
#elif defined(HAVE_MALLINFO)
struct mallinfo mi = mallinfo();
b->begin_section(b, "mallinfo");
@ -1707,8 +1716,8 @@ CALLBACK(stats, vici_message_t*,
b->add_kv(b, "used", "%u", mi.uordblks);
b->add_kv(b, "free", "%u", mi.fordblks);
b->end_section(b);
#endif /* HAVE_MALLINFO(2) */
}
#endif /* HAVE_MALLINFO */
return b->finalize(b);
}