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author | Sergei Golubchik <serg@mariadb.org> | 2017-07-05 19:08:55 +0200 |
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committer | Sergei Golubchik <serg@mariadb.org> | 2017-07-05 19:08:55 +0200 |
commit | f6633bf058802ad7da8196d01fd19d75c53f7274 (patch) | |
tree | b7ba9832aae2a3d0c72d2bf3d89cf2a5f13a44f6 /mysys | |
parent | fc5932a1b733b331be20c3f1b45c61c798227dba (diff) | |
parent | e555540ab6b9c3e0d4fdd00af093b115a9401d0a (diff) | |
download | mariadb-git-f6633bf058802ad7da8196d01fd19d75c53f7274.tar.gz |
Merge branch '10.1' into 10.2
Diffstat (limited to 'mysys')
-rw-r--r-- | mysys/my_symlink.c | 2 | ||||
-rw-r--r-- | mysys/mysys_priv.h | 11 |
2 files changed, 11 insertions, 2 deletions
diff --git a/mysys/my_symlink.c b/mysys/my_symlink.c index 72648d4c9a8..06f6a29e4a0 100644 --- a/mysys/my_symlink.c +++ b/mysys/my_symlink.c @@ -205,7 +205,7 @@ int my_realpath(char *to, const char *filename, myf MyFlags) const char *my_open_parent_dir_nosymlinks(const char *pathname, int *pdfd) { - char buf[PATH_MAX+1]; + char buf[FN_REFLEN + 1]; char *s= buf, *e= buf+1, *end= strnmov(buf, pathname, sizeof(buf)); int fd, dfd= -1; diff --git a/mysys/mysys_priv.h b/mysys/mysys_priv.h index da11b86e768..892e09148ef 100644 --- a/mysys/mysys_priv.h +++ b/mysys/mysys_priv.h @@ -126,12 +126,21 @@ const char *my_open_parent_dir_nosymlinks(const char *pathname, int *pdfd); res= AT; \ if (dfd >= 0) close(dfd); \ return res; -#elif defined(HAVE_REALPATH) +#elif defined(HAVE_REALPATH) && defined(PATH_MAX) #define NOSYMLINK_FUNCTION_BODY(AT,NOAT) \ char buf[PATH_MAX+1]; \ if (realpath(pathname, buf) == NULL) return -1; \ if (strcmp(pathname, buf)) { errno= ENOTDIR; return -1; } \ return NOAT; +#elif defined(HAVE_REALPATH) +#define NOSYMLINK_FUNCTION_BODY(AT,NOAT) \ + char *buf= realpath(pathname, NULL); \ + int res; \ + if (buf == NULL) return -1; \ + if (strcmp(pathname, buf)) { errno= ENOTDIR; res= -1; } \ + else res= NOAT; \ + free(buf); \ + return res; #else #define NOSYMLINK_FUNCTION_BODY(AT,NOAT) \ return NOAT; |