diff options
| author | Denis Vlasenko <vda.linux@googlemail.com> | 2008-04-06 07:17:02 +0000 |
|---|---|---|
| committer | Denis Vlasenko <vda.linux@googlemail.com> | 2008-04-06 07:17:02 +0000 |
| commit | 278a1c22645263f1a82bb3437345e3d96c3f13eb (patch) | |
| tree | 1e9f967ca896674212d8aecb17919bacbb4c1515 /libbb | |
| parent | ad4da989e3767cdf4620725c16908b4f99dbe2c9 (diff) | |
| download | busybox-278a1c22645263f1a82bb3437345e3d96c3f13eb.tar.gz | |
brctl: optional support for "show" cmd (by L. Gabriel Somlo <somlo AT cmu.edu>)
function old new delta
brctl_main 739 1186 +447
if_indextoname - 104 +104
static.keywords 827 841 +14
static.ops - 7 +7
packed_usage 23978 23976 -2
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/xfuncs.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c index ca7f94173..125063935 100644 --- a/libbb/xfuncs.c +++ b/libbb/xfuncs.c @@ -704,17 +704,20 @@ int get_terminal_width_height(int fd, int *width, int *height) return ret; } -void ioctl_or_perror_and_die(int fd, int request, void *argp, const char *fmt,...) +int ioctl_or_perror_and_die(int fd, int request, void *argp, const char *fmt,...) { + int ret; va_list p; - if (ioctl(fd, request, argp) < 0) { + ret = ioctl(fd, request, argp); + if (ret < 0) { va_start(p, fmt); bb_verror_msg(fmt, p, strerror(errno)); /* xfunc_die can actually longjmp, so be nice */ va_end(p); xfunc_die(); } + return ret; } int ioctl_or_perror(int fd, int request, void *argp, const char *fmt,...) @@ -740,10 +743,14 @@ int bb_ioctl_or_warn(int fd, int request, void *argp, const char *ioctl_name) bb_simple_perror_msg(ioctl_name); return ret; } -void bb_xioctl(int fd, int request, void *argp, const char *ioctl_name) +int bb_xioctl(int fd, int request, void *argp, const char *ioctl_name) { - if (ioctl(fd, request, argp) < 0) + int ret; + + ret = ioctl(fd, request, argp); + if (ret < 0) bb_simple_perror_msg_and_die(ioctl_name); + return ret; } #else int bb_ioctl_or_warn(int fd, int request, void *argp) @@ -755,9 +762,13 @@ int bb_ioctl_or_warn(int fd, int request, void *argp) bb_perror_msg("ioctl %#x failed", request); return ret; } -void bb_xioctl(int fd, int request, void *argp) +int bb_xioctl(int fd, int request, void *argp) { - if (ioctl(fd, request, argp) < 0) + int ret; + + ret = ioctl(fd, request, argp); + if (ret < 0) bb_perror_msg_and_die("ioctl %#x failed", request); + return ret; } #endif |