buildroot

[PATCH] fix build on uClibc without UCLIBC_HAS_BACKTRACE

​

Backtrace support is only used for logging on signal errors, which

isn't really critical, so simply remove backtrace info if not

available in uClibc.

​

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

---

 src/log.c |    7 +++++++

 1 file changed, 7 insertions(+)

​

Index: connman-0.78/src/log.c

===================================================================

--- connman-0.78.orig/src/log.c

+++ connman-0.78/src/log.c

@@ -30,7 +30,12 @@

 #include <stdlib.h>

 #include <string.h>

 #include <syslog.h>

+#include <features.h>

+/* backtrace support is optional on uClibc */

+#if !(defined(__UCLIBC__) && !defined (__UCLIBC_HAS_BACKTRACE__))

+#define HAVE_BACKTRACE

 #include <execinfo.h>

+#endif

 #include <dlfcn.h>

 #include "connman.h"

@@ -112,6 +117,7 @@

 static void print_backtrace(unsigned int offset)

 {

+#ifdef HAVE_BACKTRACE

    void *frames[99];

    size_t n_ptrs;

    unsigned int i;

@@ -210,6 +216,7 @@

    close(outfd[1]);

    close(infd[0]);

+#endif /* HAVE_BACKTRACE */

 }

 static void signal_handler(int signo)