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| author | Rich Felker <dalias@aerifal.cx> | 2012-09-09 16:50:20 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2012-09-09 16:50:20 -0400 |
| commit | c87584a3e962dabd7b97733bfc3700e003d87d28 (patch) | |
| tree | 38a6cde52df84db52a86b686da88f3ecc77c7c9a /src/misc/getdomainname.c | |
| parent | a660180c6a93681c6efb54fb5826c08d4df60208 (diff) | |
| download | musl-c87584a3e962dabd7b97733bfc3700e003d87d28.tar.gz musl-c87584a3e962dabd7b97733bfc3700e003d87d28.tar.xz musl-c87584a3e962dabd7b97733bfc3700e003d87d28.zip | |
add setdomainname syscall, fix getdomainname (previously a stub)
Diffstat (limited to 'src/misc/getdomainname.c')
| -rw-r--r-- | src/misc/getdomainname.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/misc/getdomainname.c b/src/misc/getdomainname.c index 7eb113d7..59df566d 100644 --- a/src/misc/getdomainname.c +++ b/src/misc/getdomainname.c @@ -1,9 +1,17 @@ +#define _GNU_SOURCE #include <unistd.h> #include <sys/utsname.h> #include <string.h> +#include <errno.h> int getdomainname(char *name, size_t len) { - *name = 0; + struct utsname temp; + uname(&temp); + if (!len || strlen(temp.domainname) >= len) { + errno = EINVAL; + return -1; + } + strcpy(name, temp.domainname); return 0; } |