add compile-time check for correct DHCP packet size

[oweals/busybox.git] / runit / chpst.c

diff --git a/runit/chpst.c b/runit/chpst.c
index 1b6f37849fcdf70d23a052dd877ab5ff19a54b3e..3fcef8eec3b16ff70f1c1a34c364a08f16ca908d 100644 (file)
--- a/runit/chpst.c
+++ b/runit/chpst.c
@@ -1,3 +1,33 @@
+/*
+Copyright (c) 2001-2006, Gerrit Pape
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+   1. Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+   2. Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in the
+      documentation and/or other materials provided with the distribution.
+   3. The name of the author may not be used to endorse or promote products
+      derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+/* Busyboxed by Denis Vlasenko <vda.linux@googlemail.com> */
+/* Dependencies on runit_lib.c removed */
+
 #include "busybox.h"
 
 #include <dirent.h>
@@ -65,7 +95,9 @@ static void edir(const char *directory_name)
                errno = 0;
                d = readdir(dir);
                if (!d) {
-                       if (errno) bb_perror_msg_and_die("readdir %s", directory_name);
+                       if (errno)
+                               bb_perror_msg_and_die("readdir %s",
+                                               directory_name);
                        break;
                }
                if (d->d_name[0] == '.') continue;
@@ -73,12 +105,12 @@ static void edir(const char *directory_name)
                if (fd < 0) {
                        if ((errno == EISDIR) && env_dir) {
                                if (OPT_verbose)
-                                       bb_perror_msg("warning: %s/%s is a directory", directory_name,
-                                               d->d_name);
+                                       bb_perror_msg("warning: %s/%s is a directory",
+                                               directory_name, d->d_name);
                                continue;
                        } else
-                               bb_perror_msg_and_die("open %s/%s", directory_name, /* was exiting 111 */
-                                                    d->d_name);
+                               bb_perror_msg_and_die("open %s/%s",
+                                               directory_name, d->d_name);
                }
                if (fd >= 0) {
                        char buf[256];
@@ -87,8 +119,8 @@ static void edir(const char *directory_name)
 
                        size = safe_read(fd, buf, sizeof(buf)-1);
                        if (size < 0)
-                               bb_perror_msg_and_die("read %s/%s", directory_name, /* was exiting 111 */
-                                               d->d_name);
+                               bb_perror_msg_and_die("read %s/%s",
+                                               directory_name, d->d_name);
                        if (size == 0) {
                                unsetenv(d->d_name);
                                continue;
@@ -129,21 +161,24 @@ static void slimit(void)
 #ifdef RLIMIT_DATA
                limit(RLIMIT_DATA, limitd);
 #else
-               if (OPT_verbose) bb_error_msg("system does not support %s", "RLIMIT_DATA");
+               if (OPT_verbose) bb_error_msg("system does not support %s",
+                               "RLIMIT_DATA");
 #endif
        }
        if (limits >= -1) {
 #ifdef RLIMIT_STACK
                limit(RLIMIT_STACK, limits);
 #else
-               if (OPT_verbose) bb_error_msg("system does not support %s", "RLIMIT_STACK");
+               if (OPT_verbose) bb_error_msg("system does not support %s",
+                               "RLIMIT_STACK");
 #endif
        }
        if (limitl >= -1) {
 #ifdef RLIMIT_MEMLOCK
                limit(RLIMIT_MEMLOCK, limitl);
 #else
-               if (OPT_verbose) bb_error_msg("system does not support %s", "RLIMIT_MEMLOCK");
+               if (OPT_verbose) bb_error_msg("system does not support %s",
+                               "RLIMIT_MEMLOCK");
 #endif
        }
        if (limita >= -1) {
@@ -154,7 +189,8 @@ static void slimit(void)
                limit(RLIMIT_AS, limita);
 #else
                if (OPT_verbose)
-                       bb_error_msg("system does not support %s", "RLIMIT_VMEM");
+                       bb_error_msg("system does not support %s",
+                               "RLIMIT_VMEM");
 #endif
 #endif
        }
@@ -166,7 +202,8 @@ static void slimit(void)
                limit(RLIMIT_OFILE, limito);
 #else
                if (OPT_verbose)
-                       bb_error_msg("system does not support %s", "RLIMIT_NOFILE");
+                       bb_error_msg("system does not support %s",
+                               "RLIMIT_NOFILE");
 #endif
 #endif
        }
@@ -174,35 +211,40 @@ static void slimit(void)
 #ifdef RLIMIT_NPROC
                limit(RLIMIT_NPROC, limitp);
 #else
-               if (OPT_verbose) bb_error_msg("system does not support %s", "RLIMIT_NPROC");
+               if (OPT_verbose) bb_error_msg("system does not support %s",
+                               "RLIMIT_NPROC");
 #endif
        }
        if (limitf >= -1) {
 #ifdef RLIMIT_FSIZE
                limit(RLIMIT_FSIZE, limitf);
 #else
-               if (OPT_verbose) bb_error_msg("system does not support %s", "RLIMIT_FSIZE");
+               if (OPT_verbose) bb_error_msg("system does not support %s",
+                               "RLIMIT_FSIZE");
 #endif
        }
        if (limitc >= -1) {
 #ifdef RLIMIT_CORE
                limit(RLIMIT_CORE, limitc);
 #else
-               if (OPT_verbose) bb_error_msg("system does not support %s", "RLIMIT_CORE");
+               if (OPT_verbose) bb_error_msg("system does not support %s",
+                               "RLIMIT_CORE");
 #endif
        }
        if (limitr >= -1) {
 #ifdef RLIMIT_RSS
                limit(RLIMIT_RSS, limitr);
 #else
-               if (OPT_verbose) bb_error_msg("system does not support %s", "RLIMIT_RSS");
+               if (OPT_verbose) bb_error_msg("system does not support %s",
+                               "RLIMIT_RSS");
 #endif
        }
        if (limitt >= -1) {
 #ifdef RLIMIT_CPU
                limit(RLIMIT_CPU, limitt);
 #else
-               if (OPT_verbose) bb_error_msg("system does not support %s", "RLIMIT_CPU");
+               if (OPT_verbose) bb_error_msg("system does not support %s",
+                               "RLIMIT_CPU");
 #endif
        }
 }