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From fc2b47ad979a87bfbd11aeea3f67c26e7fb39e30 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Thu, 7 Jan 2016 19:40:08 +0000
Subject: [PATCH] Check if __GLIBC_PREREQ is defined before using it
__GLIBC_PREREQ is specific to glibc so it should be checked if it is
defined or not.
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Upstream-Status: Pending
---
.../kernel/syscalls/accept4/accept4_01.c | 9 ++++++-
.../sched_getaffinity/sched_getaffinity01.c | 26 +++++++++++++++++++
2 files changed, 34 insertions(+), 1 deletion(-)
diff --git a/testcases/kernel/syscalls/accept4/accept4_01.c b/testcases/kernel/syscalls/accept4/accept4_01.c
index dec4ef93b..c5d74b07f 100644
--- a/testcases/kernel/syscalls/accept4/accept4_01.c
+++ b/testcases/kernel/syscalls/accept4/accept4_01.c
@@ -64,6 +64,7 @@ static void cleanup(void)
tst_rmdir();
}
+#if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
#if !(__GLIBC_PREREQ(2, 10))
static int
accept4_01(int fd, struct sockaddr *sockaddr, socklen_t *addrlen, int flags)
@@ -82,7 +83,6 @@ accept4_01(int fd, struct sockaddr *sockaddr, socklen_t *addrlen, int flags)
}
tst_resm(TINFO, "\n");
#endif
-
#if USE_SOCKETCALL
long args[6];
@@ -97,6 +97,7 @@ accept4_01(int fd, struct sockaddr *sockaddr, socklen_t *addrlen, int flags)
#endif
}
#endif
+#endif
static void
do_test(int lfd, struct sockaddr_in *conn_addr,
@@ -119,9 +120,15 @@ do_test(int lfd, struct sockaddr_in *conn_addr,
die("Connect Error");
addrlen = sizeof(struct sockaddr_in);
+#if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
#if !(__GLIBC_PREREQ(2, 10))
acceptfd = accept4_01(lfd, (struct sockaddr *)&claddr, &addrlen,
closeonexec_flag | nonblock_flag);
+
+#else
+ acceptfd = accept4(lfd, (struct sockaddr *)&claddr, &addrlen,
+ closeonexec_flag | nonblock_flag);
+#endif
#else
acceptfd = accept4(lfd, (struct sockaddr *)&claddr, &addrlen,
closeonexec_flag | nonblock_flag);
diff --git a/testcases/kernel/syscalls/sched_getaffinity/sched_getaffinity01.c b/testcases/kernel/syscalls/sched_getaffinity/sched_getaffinity01.c
index 02f04b909..d906d7e09 100644
--- a/testcases/kernel/syscalls/sched_getaffinity/sched_getaffinity01.c
+++ b/testcases/kernel/syscalls/sched_getaffinity/sched_getaffinity01.c
@@ -67,9 +67,11 @@ do { \
tst_resm((TEST_RETURN == -1 ? TPASS : TFAIL) | TTERRNO, #t); \
} while (0)
+#if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
#if !(__GLIBC_PREREQ(2, 7))
#define CPU_FREE(ptr) free(ptr)
#endif
+#endif
int main(int ac, char **av)
{
@@ -96,17 +98,26 @@ static void do_test(void)
pid_t unused_pid;
unsigned len;
+#if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
#if __GLIBC_PREREQ(2, 7)
realloc:
mask = CPU_ALLOC(nrcpus);
+#else
+ mask = malloc(sizeof(cpu_set_t));
+#endif
#else
mask = malloc(sizeof(cpu_set_t));
#endif
if (mask == NULL)
tst_brkm(TFAIL | TTERRNO, cleanup, "fail to get enough memory");
+#if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
#if __GLIBC_PREREQ(2, 7)
len = CPU_ALLOC_SIZE(nrcpus);
CPU_ZERO_S(len, mask);
+#else
+ len = sizeof(cpu_set_t);
+ CPU_ZERO(mask);
+#endif
#else
len = sizeof(cpu_set_t);
CPU_ZERO(mask);
@@ -115,11 +126,18 @@ realloc:
TEST(sched_getaffinity(0, len, mask));
if (TEST_RETURN == -1) {
CPU_FREE(mask);
+#if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
#if __GLIBC_PREREQ(2, 7)
if (errno == EINVAL && nrcpus < (1024 << 8)) {
nrcpus = nrcpus << 2;
goto realloc;
}
+#else
+ if (errno == EINVAL)
+ tst_resm(TFAIL, "NR_CPUS > 1024, we'd better use a "
+ "newer glibc(>= 2.7)");
+ else
+#endif
#else
if (errno == EINVAL)
tst_resm(TFAIL, "NR_CPUS > 1024, we'd better use a "
@@ -132,8 +150,12 @@ realloc:
tst_resm(TINFO, "cpusetsize is %d", len);
tst_resm(TINFO, "mask.__bits[0] = %lu ", mask->__bits[0]);
for (i = 0; i < num; i++) {
+#if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
#if __GLIBC_PREREQ(2, 7)
TEST(CPU_ISSET_S(i, len, mask));
+#else
+ TEST(CPU_ISSET(i, mask));
+#endif
#else
TEST(CPU_ISSET(i, mask));
#endif
@@ -144,8 +166,12 @@ realloc:
}
}
+#if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
#if __GLIBC_PREREQ(2, 7)
CPU_ZERO_S(len, mask);
+#else
+ CPU_ZERO(mask);
+#endif
#else
CPU_ZERO(mask);
#endif
--
2.17.1
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