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author | kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-03-19 03:17:34 +0000 |
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committer | kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-03-19 03:17:34 +0000 |
commit | b945ad289f14c1b1ba65bdd9a4e1106f3cee134c (patch) | |
tree | d7a8440fa5062436621f1e215c964e6f66169458 /io.c | |
parent | 3ee89c6277975db0a09f903b96da8f7fecfef8a6 (diff) | |
download | ruby-b945ad289f14c1b1ba65bdd9a4e1106f3cee134c.tar.gz |
* io.c (linux_iocparm_len): enable only exist _IOC_SIZE().
Because musl libc doesn't have it. [Bug #8051] [ruby-core:53229]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39818 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'io.c')
-rw-r--r-- | io.c | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -8473,7 +8473,7 @@ do_ioctl(int fd, ioctl_req_t cmd, long narg) #define DEFULT_IOCTL_NARG_LEN (256) -#ifdef __linux__ +#if defined(__linux__) && defined(_IOC_SIZE) static long linux_iocparm_len(ioctl_req_t cmd) { @@ -8506,7 +8506,7 @@ ioctl_narg_len(ioctl_req_t cmd) #endif #ifdef IOCPARM_LEN len = IOCPARM_LEN(cmd); /* on BSDish systems we're safe */ -#elif defined(__linux__) +#elif defined(__linux__) && defined(_IOC_SIZE) len = linux_iocparm_len(cmd); #else /* otherwise guess at what's safe */ |