Author: igor
Date: Fri Feb 20 06:58:27 2015
New Revision: 3154

Log:
busybox upstream fixes update

Added:
   trunk/busybox/busybox-1.23.1-upstream_fixes-2.patch

Added: trunk/busybox/busybox-1.23.1-upstream_fixes-2.patch
==============================================================================
--- /dev/null   00:00:00 1970   (empty, because file is newly added)
+++ trunk/busybox/busybox-1.23.1-upstream_fixes-2.patch Fri Feb 20 06:58:27 
2015        (r3154)
@@ -0,0 +1,516 @@
+Submitted By:            Igor Živković <[email protected]>
+Date:                    2015-02-20
+Initial Package Version: 1.23.1
+Upstream Status:         Already in upstream repo
+Origin:                  Upstream
+Description:             This patch contains upstream dc, modprobe-small,
+                         and wget patches.
+
+diff -Naur busybox-1.23.1.orig/miscutils/dc.c busybox-1.23.1/miscutils/dc.c
+--- busybox-1.23.1.orig/miscutils/dc.c 2015-01-27 09:48:58.000000000 +0100
++++ busybox-1.23.1/miscutils/dc.c      2015-02-20 15:56:28.303158535 +0100
+@@ -196,14 +196,6 @@
+ };
+ 
+ static const struct op operators[] = {
+-      {"+",   add},
+-      {"add", add},
+-      {"-",   sub},
+-      {"sub", sub},
+-      {"*",   mul},
+-      {"mul", mul},
+-      {"/",   divide},
+-      {"div", divide},
+ #if ENABLE_FEATURE_DC_LIBM
+       {"**",  power},
+       {"exp", power},
+@@ -216,28 +208,47 @@
+       {"not", not},
+       {"eor", eor},
+       {"xor", eor},
++      {"+",   add},
++      {"add", add},
++      {"-",   sub},
++      {"sub", sub},
++      {"*",   mul},
++      {"mul", mul},
++      {"/",   divide},
++      {"div", divide},
+       {"p", print_no_pop},
+       {"f", print_stack_no_pop},
+       {"o", set_output_base},
+ };
+ 
++/* Feed the stack machine */
+ static void stack_machine(const char *argument)
+ {
+       char *end;
+-      double d;
++      double number;
+       const struct op *o;
+ 
+-      d = strtod(argument, &end);
+-      if (end != argument && *end == '\0') {
+-              push(d);
+-              return;
++ next:
++      number = strtod(argument, &end);
++      if (end != argument) {
++              argument = end;
++              push(number);
++              goto next;
+       }
+ 
++      /* We might have matched a digit, eventually advance the argument */
++      argument = skip_whitespace(argument);
++
++      if (*argument == '\0')
++              return;
++
+       o = operators;
+       do {
+-              if (strcmp(o->name, argument) == 0) {
++              const size_t name_len = strlen(o->name);
++              if (strncmp(o->name, argument, name_len) == 0) {
++                      argument += name_len;
+                       o->function();
+-                      return;
++                      goto next;
+               }
+               o++;
+       } while (o != operators + ARRAY_SIZE(operators));
+@@ -254,25 +265,11 @@
+       if (!argv[0]) {
+               /* take stuff from stdin if no args are given */
+               char *line;
+-              char *cursor;
+-              char *token;
+               while ((line = xmalloc_fgetline(stdin)) != NULL) {
+-                      cursor = line;
+-                      while (1) {
+-                              token = skip_whitespace(cursor);
+-                              if (*token == '\0')
+-                                      break;
+-                              cursor = skip_non_whitespace(token);
+-                              if (*cursor != '\0')
+-                                      *cursor++ = '\0';
+-                              stack_machine(token);
+-                      }
++                      stack_machine(line);
+                       free(line);
+               }
+       } else {
+-              // why? it breaks "dc -2 2 + p"
+-              //if (argv[0][0] == '-')
+-              //      bb_show_usage();
+               do {
+                       stack_machine(*argv);
+               } while (*++argv);
+diff -Naur busybox-1.23.1.orig/modutils/modprobe-small.c 
busybox-1.23.1/modutils/modprobe-small.c
+--- busybox-1.23.1.orig/modutils/modprobe-small.c      2015-01-27 
09:51:46.000000000 +0100
++++ busybox-1.23.1/modutils/modprobe-small.c   2015-02-20 15:56:31.139172598 
+0100
+@@ -552,9 +552,23 @@
+       return ret;
+ }
+ #else
+-#define already_loaded(name) is_rmmod
++#define already_loaded(name) 0
+ #endif
+ 
++static int rmmod(const char *filename)
++{
++      int r;
++      char modname[MODULE_NAME_LEN];
++
++      filename2modname(filename, modname);
++      r = delete_module(modname, O_NONBLOCK | O_EXCL);
++      dbg1_error_msg("delete_module('%s', O_NONBLOCK | O_EXCL):%d", modname, 
r);
++      if (r != 0 && !(option_mask32 & OPT_q)) {
++              bb_perror_msg("remove '%s'", modname);
++      }
++      return r;
++}
++
+ /*
+  * Given modules definition and module name (or alias, or symbol)
+  * load/remove the module respecting dependencies.
+@@ -571,26 +585,36 @@
+       module_info **infovec;
+       module_info *info;
+       int infoidx;
+-      int is_rmmod = (option_mask32 & OPT_r) != 0;
++      int is_remove = (option_mask32 & OPT_r) != 0;
+ 
+       dbg1_error_msg("process_module('%s','%s')", name, cmdline_options);
+ 
+       replace(name, '-', '_');
+ 
+-      dbg1_error_msg("already_loaded:%d is_rmmod:%d", already_loaded(name), 
is_rmmod);
++      dbg1_error_msg("already_loaded:%d is_remove:%d", already_loaded(name), 
is_remove);
++
++      if (applet_name[0] == 'r') {
++              /* rmmod.
++               * Does not remove dependencies, no need to scan, just remove.
++               * (compat note: this allows and strips .ko suffix)
++               */
++              rmmod(name);
++              return;
++      }
++
+       /*
+-       * We used to have "is_rmmod != already_loaded(name)" check here, but
++       * We used to have "is_remove != already_loaded(name)" check here, but
+        *  modprobe -r pci:v00008086d00007010sv00000000sd00000000bc01sc01i80
+        * won't unload modules (there are more than one)
+        * which have this alias.
+        */
+-      if (!is_rmmod && already_loaded(name)) {
++      if (!is_remove && already_loaded(name)) {
+               dbg1_error_msg("nothing to do for '%s'", name);
+               return;
+       }
+ 
+       options = NULL;
+-      if (!is_rmmod) {
++      if (!is_remove) {
+               char *opt_filename = xasprintf("/etc/modules/%s", name);
+               options = xmalloc_open_read_close(opt_filename, NULL);
+               if (options)
+@@ -624,7 +648,7 @@
+                       0 /* depth */
+               );
+               dbg1_error_msg("dirscan complete");
+-              /* Module was not found, or load failed, or is_rmmod */
++              /* Module was not found, or load failed, or is_remove */
+               if (module_found_idx >= 0) { /* module was found */
+                       infovec = xzalloc(2 * sizeof(infovec[0]));
+                       infovec[0] = &modinfo[module_found_idx];
+@@ -637,7 +661,7 @@
+ 
+       if (!infovec) {
+               /* both dirscan and find_alias found nothing */
+-              if (!is_rmmod && applet_name[0] != 'd') /* it wasn't rmmod or 
depmod */
++              if (!is_remove && applet_name[0] != 'd') /* it wasn't rmmod or 
depmod */
+                       bb_error_msg("module '%s' not found", name);
+ //TODO: _and_die()? or should we continue (un)loading modules listed on 
cmdline?
+               goto ret;
+@@ -651,29 +675,15 @@
+        * a *list* of modinfo pointers from find_alias().
+        */
+ 
+-      /* rmmod or modprobe -r? unload module(s) */
+-      if (is_rmmod) {
++      /* modprobe -r? unload module(s) */
++      if (is_remove) {
+               infoidx = 0;
+               while ((info = infovec[infoidx++]) != NULL) {
+-                      int r;
+-                      char modname[MODULE_NAME_LEN];
+-
+-                      filename2modname(
+-                              
bb_get_last_path_component_nostrip(info->pathname), modname);
+-                      r = delete_module(modname, O_NONBLOCK | O_EXCL);
+-                      dbg1_error_msg("delete_module('%s', O_NONBLOCK | 
O_EXCL):%d", modname, r);
++                      int r = 
rmmod(bb_get_last_path_component_nostrip(info->pathname));
+                       if (r != 0) {
+-                              if (!(option_mask32 & OPT_q))
+-                                      bb_perror_msg("remove '%s'", modname);
+-                              goto ret;
++                              goto ret; /* error */
+                       }
+               }
+-
+-              if (applet_name[0] == 'r') {
+-                      /* rmmod: do not remove dependencies, exit */
+-                      goto ret;
+-              }
+-
+               /* modprobe -r: we do not stop here -
+                * continue to unload modules on which the module depends:
+                * "-r --remove: option causes modprobe to remove a module.
+@@ -694,7 +704,7 @@
+               }
+               free(deps);
+ 
+-              if (is_rmmod)
++              if (is_remove)
+                       continue;
+ 
+               /* We are modprobe: load it */
+@@ -897,10 +907,10 @@
+       }
+ 
+ #if ENABLE_FEATURE_MODPROBE_SMALL_OPTIONS_ON_CMDLINE
+-      /* If not rmmod, parse possible module options given on command line.
++      /* If not rmmod/-r, parse possible module options given on command line.
+        * insmod/modprobe takes one module name, the rest are parameters. */
+       options = NULL;
+-      if ('r' != applet0) {
++      if (!(option_mask32 & OPT_r)) {
+               char **arg = argv;
+               while (*++arg) {
+                       /* Enclose options in quotes */
+@@ -911,7 +921,7 @@
+               }
+       }
+ #else
+-      if ('r' != applet0)
++      if (!(option_mask32 & OPT_r))
+               argv[1] = NULL;
+ #endif
+ 
+@@ -935,10 +945,11 @@
+       }
+ 
+       /* Try to load modprobe.dep.bb */
+-      load_dep_bb();
++      if ('r' != applet0) /* not rmmod */
++              load_dep_bb();
+ 
+       /* Load/remove modules.
+-       * Only rmmod loops here, modprobe has only argv[0] */
++       * Only rmmod/modprobe -r loops here, insmod/modprobe has only argv[0] 
*/
+       do {
+               process_module(*argv, options);
+       } while (*++argv);
+diff -Naur busybox-1.23.1.orig/networking/wget.c 
busybox-1.23.1/networking/wget.c
+--- busybox-1.23.1.orig/networking/wget.c      2015-01-27 09:48:58.000000000 
+0100
++++ busybox-1.23.1/networking/wget.c   2015-02-20 15:56:35.099192235 +0100
+@@ -38,8 +38,14 @@
+ 
+ #if 0
+ # define log_io(...) bb_error_msg(__VA_ARGS__)
++# define SENDFMT(fp, fmt, ...) \
++      do { \
++              log_io("> " fmt, ##__VA_ARGS__); \
++              fprintf(fp, fmt, ##__VA_ARGS__); \
++      } while (0);
+ #else
+ # define log_io(...) ((void)0)
++# define SENDFMT(fp, fmt, ...) fprintf(fp, fmt, ##__VA_ARGS__)
+ #endif
+ 
+ 
+@@ -55,6 +61,36 @@
+ static const char P_HTTP[] = "http";
+ static const char P_HTTPS[] = "https";
+ 
++#if ENABLE_FEATURE_WGET_LONG_OPTIONS
++/* User-specified headers prevent using our corresponding built-in headers.  
*/
++enum {
++      HDR_HOST          = (1<<0),
++      HDR_USER_AGENT    = (1<<1),
++      HDR_RANGE         = (1<<2),
++      HDR_AUTH          = (1<<3) * ENABLE_FEATURE_WGET_AUTHENTICATION,
++      HDR_PROXY_AUTH    = (1<<4) * ENABLE_FEATURE_WGET_AUTHENTICATION,
++};
++static const char wget_user_headers[] ALIGN1 =
++      "Host:\0"
++      "User-Agent:\0"
++      "Range:\0"
++# if ENABLE_FEATURE_WGET_AUTHENTICATION
++      "Authorization:\0"
++      "Proxy-Authorization:\0"
++# endif
++      ;
++# define USR_HEADER_HOST       (G.user_headers & HDR_HOST)
++# define USR_HEADER_USER_AGENT (G.user_headers & HDR_USER_AGENT)
++# define USR_HEADER_RANGE      (G.user_headers & HDR_RANGE)
++# define USR_HEADER_AUTH       (G.user_headers & HDR_AUTH)
++# define USR_HEADER_PROXY_AUTH (G.user_headers & HDR_PROXY_AUTH)
++#else /* No long options, no user-headers :( */
++# define USR_HEADER_HOST       0
++# define USR_HEADER_USER_AGENT 0
++# define USR_HEADER_RANGE      0
++# define USR_HEADER_AUTH       0
++# define USR_HEADER_PROXY_AUTH 0
++#endif
+ 
+ /* Globals */
+ struct globals {
+@@ -69,6 +105,7 @@
+ #if ENABLE_FEATURE_WGET_LONG_OPTIONS
+       char *post_data;
+       char *extra_headers;
++      unsigned char user_headers; /* Headers mentioned by the user */
+ #endif
+       char *fname_out;        /* where to direct output (-O) */
+       const char *proxy_flag; /* Use proxies if env vars are set */
+@@ -830,43 +867,46 @@
+ #endif
+               /* Send HTTP request */
+               if (use_proxy) {
+-                      fprintf(sfp, "GET %s://%s/%s HTTP/1.1\r\n",
++                      SENDFMT(sfp, "GET %s://%s/%s HTTP/1.1\r\n",
+                               target.protocol, target.host,
+                               target.path);
+               } else {
+-                      fprintf(sfp, "%s /%s HTTP/1.1\r\n",
++                      SENDFMT(sfp, "%s /%s HTTP/1.1\r\n",
+                               (option_mask32 & WGET_OPT_POST_DATA) ? "POST" : 
"GET",
+                               target.path);
+               }
+-
+-              fprintf(sfp, "Host: %s\r\nUser-Agent: %s\r\n",
+-                      target.host, G.user_agent);
++              if (!USR_HEADER_HOST)
++                      SENDFMT(sfp, "Host: %s\r\n", target.host);
++              if (!USR_HEADER_USER_AGENT)
++                      SENDFMT(sfp, "User-Agent: %s\r\n", G.user_agent);
+ 
+               /* Ask server to close the connection as soon as we are done
+                * (IOW: we do not intend to send more requests)
+                */
+-              fprintf(sfp, "Connection: close\r\n");
++              SENDFMT(sfp, "Connection: close\r\n");
+ 
+ #if ENABLE_FEATURE_WGET_AUTHENTICATION
+-              if (target.user) {
+-                      fprintf(sfp, "Proxy-Authorization: Basic %s\r\n"+6,
++              if (target.user && !USR_HEADER_AUTH) {
++                      SENDFMT(sfp, "Proxy-Authorization: Basic %s\r\n"+6,
+                               base64enc(target.user));
+               }
+-              if (use_proxy && server.user) {
+-                      fprintf(sfp, "Proxy-Authorization: Basic %s\r\n",
++              if (use_proxy && server.user && !USR_HEADER_PROXY_AUTH) {
++                      SENDFMT(sfp, "Proxy-Authorization: Basic %s\r\n",
+                               base64enc(server.user));
+               }
+ #endif
+ 
+-              if (G.beg_range != 0)
+-                      fprintf(sfp, "Range: bytes=%"OFF_FMT"u-\r\n", 
G.beg_range);
++              if (G.beg_range != 0 && !USR_HEADER_RANGE)
++                      SENDFMT(sfp, "Range: bytes=%"OFF_FMT"u-\r\n", 
G.beg_range);
+ 
+ #if ENABLE_FEATURE_WGET_LONG_OPTIONS
+-              if (G.extra_headers)
++              if (G.extra_headers) {
++                      log_io(G.extra_headers);
+                       fputs(G.extra_headers, sfp);
++              }
+ 
+               if (option_mask32 & WGET_OPT_POST_DATA) {
+-                      fprintf(sfp,
++                      SENDFMT(sfp,
+                               "Content-Type: 
application/x-www-form-urlencoded\r\n"
+                               "Content-Length: %u\r\n"
+                               "\r\n"
+@@ -876,7 +916,7 @@
+               } else
+ #endif
+               {
+-                      fprintf(sfp, "\r\n");
++                      SENDFMT(sfp, "\r\n");
+               }
+ 
+               fflush(sfp);
+@@ -1093,7 +1133,9 @@
+ #if ENABLE_FEATURE_WGET_LONG_OPTIONS
+       applet_long_options = wget_longopts;
+ #endif
+-      opt_complementary = "-1" IF_FEATURE_WGET_TIMEOUT(":T+") 
IF_FEATURE_WGET_LONG_OPTIONS(":\xfe::");
++      opt_complementary = "-1"
++                      IF_FEATURE_WGET_TIMEOUT(":T+")
++                      IF_FEATURE_WGET_LONG_OPTIONS(":\xfe::");
+       getopt32(argv, "csqO:P:Y:U:T:" /*ignored:*/ "t:",
+               &G.fname_out, &G.dir_prefix,
+               &G.proxy_flag, &G.user_agent,
+@@ -1106,16 +1148,32 @@
+ 
+ #if ENABLE_FEATURE_WGET_LONG_OPTIONS
+       if (headers_llist) {
+-              int size = 1;
+-              char *cp;
++              int size = 0;
++              char *hdr;
+               llist_t *ll = headers_llist;
+               while (ll) {
+                       size += strlen(ll->data) + 2;
+                       ll = ll->link;
+               }
+-              G.extra_headers = cp = xmalloc(size);
++              G.extra_headers = hdr = xmalloc(size + 1);
+               while (headers_llist) {
+-                      cp += sprintf(cp, "%s\r\n", 
(char*)llist_pop(&headers_llist));
++                      int bit;
++                      const char *words;
++
++                      size = sprintf(hdr, "%s\r\n",
++                                      (char*)llist_pop(&headers_llist));
++                      /* a bit like index_in_substrings but don't match full 
key */
++                      bit = 1;
++                      words = wget_user_headers;
++                      while (*words) {
++                              if (strstr(hdr, words) == hdr) {
++                                      G.user_headers |= bit;
++                                      break;
++                              }
++                              bit <<= 1;
++                              words += strlen(words) + 1;
++                      }
++                      hdr += size;
+               }
+       }
+ #endif
+diff -Naur busybox-1.23.1.orig/testsuite/dc.tests 
busybox-1.23.1/testsuite/dc.tests
+--- busybox-1.23.1.orig/testsuite/dc.tests     1970-01-01 01:00:00.000000000 
+0100
++++ busybox-1.23.1/testsuite/dc.tests  2015-02-20 15:56:28.307158555 +0100
+@@ -0,0 +1,56 @@
++#!/bin/sh
++# Copyright 2015 by Bernhard Reutner-Fischer
++# Licensed under GPLv2 or later, see file LICENSE in this source tree.
++
++. ./testing.sh
++
++# testing "test name" "command" "expected result" "file input" "stdin"
++
++testing "dc basic syntax (stdin, multiple args)" \
++      "dc" \
++      "30\n" \
++      "" "10 20+p"
++
++testing "dc basic syntax (argv, single arg)" \
++      "dc '10 20+p'" \
++      "30\n" \
++      "" ""
++
++testing "dc basic syntax (argv, multiple args)" \
++      "dc 10 20+p" \
++      "30\n" \
++      "" ""
++
++testing "dc complex with spaces (single arg)" \
++      "dc '8 8 * 2 2 + / p'" \
++      "16\n" \
++      "" ""
++
++testing "dc complex without spaces (single arg)" \
++      "dc '8 8*2 2+/p'" \
++      "16\n" \
++      "" ""
++
++testing "dc complex with spaces (multiple args)" \
++      "dc 8 8 \* 2 2 + / p" \
++      "16\n" \
++      "" ""
++
++testing "dc complex without spaces (multiple args)" \
++      "dc 8 8\*2 2+/p" \
++      "16\n" \
++      "" ""
++
++exit $FAILCOUNT
++
++# we do not support arguments
++testing "dc -e <exprs>" \
++      "dc -e '10 2+f'" \
++      "12\n" \
++      "" ""
++
++testing "dc -f <exprs-from-given-file>" \
++      "dc -f input" \
++      "12\n" \
++      "10 2+f" ""
++
-- 
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