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author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-12-23 13:59:10 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-12-23 13:59:10 +0000 |
commit | 4973c1e41c09d5110cceaa08006f1abd1109ce67 (patch) | |
tree | 9a72ae3b31f1783d8102997dd85466556e0910cf /process.c | |
parent | a65c967980292003dfeb9275ecb1baf41ae13894 (diff) | |
download | ruby-4973c1e41c09d5110cceaa08006f1abd1109ce67.tar.gz ruby-4973c1e41c09d5110cceaa08006f1abd1109ce67.tar.xz ruby-4973c1e41c09d5110cceaa08006f1abd1109ce67.zip |
* process.c (rb_fork): don't propagete an error message if error
buffer not given.
git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@20951 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'process.c')
-rw-r--r-- | process.c | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -2477,8 +2477,10 @@ rb_fork(int *status, int (*chfunc)(void*, char *, size_t), void *charg, VALUE fd #ifdef FD_CLOEXEC err = errno; write(ep[1], &err, sizeof(err)); - errmsg[errmsg_buflen-1] = '\0'; - write(ep[1], errmsg, strlen(errmsg)); + if (errmsg && 0 < errmsg_buflen) { + errmsg[errmsg_buflen-1] = '\0'; + write(ep[1], errmsg, strlen(errmsg)); + } #endif #if EXIT_SUCCESS == 127 _exit(EXIT_FAILURE); |