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improve ptrace() test

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change error to warning - there can be no trace method available at all
This commit is contained in:
Antony Dovgal 2010-06-16 08:58:42 +00:00
parent ddc9246071
commit 3896e7403d
1 changed files with 4 additions and 4 deletions
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8
sapi/fpm/config.m4
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@ -362,7 +362,7 @@ AC_DEFUN([AC_FPM_TRACE],
int ret = 0; int ret = 0;
if (0 > ptrace(PTRACE_ATTACH, child, 0, 0)) { if (0 > ptrace(PTRACE_ATTACH, child, 0, 0)) {
return 1; return 2;
} }
waitpid(child, &status, 0); waitpid(child, &status, 0);
@ -376,7 +376,7 @@ AC_DEFUN([AC_FPM_TRACE],
}; };
if (0 > ptrace(PT_IO, child, (void *) &ptio, 0)) { if (0 > ptrace(PT_IO, child, (void *) &ptio, 0)) {
ret = 1; ret = 3;
} }
#else #else
errno = 0; errno = 0;
@ -384,7 +384,7 @@ AC_DEFUN([AC_FPM_TRACE],
v2 = ptrace(PTRACE_PEEKDATA, child, (void *) &v1, 0); v2 = ptrace(PTRACE_PEEKDATA, child, (void *) &v1, 0);
if (errno) { if (errno) {
ret = 1; ret = 4;
} }
#endif #endif
ptrace(PTRACE_DETACH, child, (void *) 1, 0); ptrace(PTRACE_DETACH, child, (void *) 1, 0);
@ -495,7 +495,7 @@ AC_DEFUN([AC_FPM_TRACE],
fpm_trace_type=mach fpm_trace_type=mach
else else
AC_MSG_ERROR([FPM Trace - ptrace, pread, or mach: could not be found]) AC_MSG_WARN([FPM Trace - ptrace, pread, or mach: could not be found])
fi fi
]) ])