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Always unlink ctl socket

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Signed-off-by: Adrien Gallouët <adrien@gallouet.fr>
This commit is contained in:
Adrien Gallouët
2019-07-19 21:44:52 +00:00
parent e077554304
commit ed82531fc0
1 changed files with 9 additions and 11 deletions
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16
src/ctl.c
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@@ -58,23 +58,23 @@ ctl_setsun(struct sockaddr_un *dst, const char *dir, const char *file)
static int
ctl_bind(int fd, const char *dir, const char *file)
{
char name[10] = { [0] = '.' };
struct sockaddr_un sun;
if (str_empty(file)) {
char name[10] = { [0] = '.' };
unsigned pid = (unsigned)getpid();
for (size_t i = 1; i < sizeof(name) - 1; i++, pid >>= 4)
name[i] = "uncopyrightables"[pid & 15];
if (ctl_setsun(&sun, dir, name))
return -1;
} else {
file = name;
}
if (ctl_setsun(&sun, dir, file))
return -1;
unlink(sun.sun_path);
}
if (unlink(sun.sun_path) && errno != ENOENT)
return -1;
return bind(fd, (struct sockaddr *)&sun, sizeof(sun));
}
@@ -132,9 +132,7 @@ ctl_connect(const char *dir, const char *file)
}
if (!file) {
dp = opendir(dir);
if (!dp)
if (dp = opendir(dir), !dp)
return -1;
struct dirent *d = NULL;