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configure: allow --enable-malloc-logging only with glibc 

The feature for 'malloc-logging' uses functionalities that are
available only in GNU libc.

Detect in 'configure' if OpenOCD is being compiled with glibc.
Set the macro '_DEBUG_FREE_SPACE_' only in case of glibc.

Change-Id: I43e9b87c7ad47171cfe3e7c1e5f96f11e19f98d0
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/8592
Tested-by: jenkins
This commit is contained in:
Antonio Borneo 2024-11-17 22:46:15 +01:00
parent ac18b8cd6a
commit 8038e2f754
1 changed files with 6 additions and 1 deletions
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7
configure.ac
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@ -57,6 +57,11 @@ AC_CHECK_TYPE([Elf64_Ehdr],
AC_DEFINE([HAVE_ELF64], [1], [Define to 1 if the system has the type 'Elf64_Ehdr'.]),
[], [[#include <elf.h>]])
AC_MSG_CHECKING([for glibc])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <features.h>]], [[int v = __GLIBC__;return 0;]])],
[have_glibc=yes], [have_glibc=no])
AC_MSG_RESULT($have_glibc)
AC_CHECK_HEADERS([fcntl.h])
AC_CHECK_HEADERS([malloc.h])
AC_CHECK_HEADERS([netdb.h])
@ -262,7 +267,7 @@ AC_ARG_ENABLE([malloc_logging],
AC_MSG_CHECKING([whether to enable malloc free space logging]);
AC_MSG_RESULT([$debug_malloc])
AS_IF([test "x$debug_malloc" = "xyes"], [
AS_IF([test "x$debug_malloc" = "xyes" -a "x$have_glibc" = "xyes"], [
AC_DEFINE([_DEBUG_FREE_SPACE_],[1], [Include malloc free space in logging])
])