adding list_upgradable

[oweals/opkg-lede.git] / libopkg / opkg_cmd.c

diff --git a/libopkg/opkg_cmd.c b/libopkg/opkg_cmd.c
index fcf74f6910026b4930e82a272cfbbd1ebdad0a85..f5d78da6970fd2d77d89700324fba4762fc83083 100644 (file)
--- a/libopkg/opkg_cmd.c
+++ b/libopkg/opkg_cmd.c
@@ -55,6 +55,7 @@ static int opkg_status_cmd(opkg_conf_t *conf, int argc, char **argv);
 static int opkg_install_pending_cmd(opkg_conf_t *conf, int argc, char **argv);
 static int opkg_install_cmd(opkg_conf_t *conf, int argc, char **argv);
 static int opkg_list_installed_cmd(opkg_conf_t *conf, int argc, char **argv);
+static int opkg_list_upgradable_cmd(opkg_conf_t *conf, int argc, char **argv);
 static int opkg_remove_cmd(opkg_conf_t *conf, int argc, char **argv);
 static int opkg_purge_cmd(opkg_conf_t *conf, int argc, char **argv);
 static int opkg_flag_cmd(opkg_conf_t *conf, int argc, char **argv);
@@ -81,6 +82,7 @@ static opkg_cmd_t cmds[] = {
      {"upgrade", 0, (opkg_cmd_fun_t)opkg_upgrade_cmd},
      {"list", 0, (opkg_cmd_fun_t)opkg_list_cmd},
      {"list_installed", 0, (opkg_cmd_fun_t)opkg_list_installed_cmd},
+     {"list_upgradable", 0, (opkg_cmd_fun_t)opkg_list_upgradable_cmd},
      {"info", 0, (opkg_cmd_fun_t)opkg_info_cmd},
      {"flag", 1, (opkg_cmd_fun_t)opkg_flag_cmd},
      {"status", 0, (opkg_cmd_fun_t)opkg_status_cmd},
@@ -151,7 +153,7 @@ void opkg_print_error_list (opkg_conf_t *conf)
            error_list = error_list->next;
 
      }
-     free_error_list(&error_list);
+     free_error_list();
   }
 
 }
@@ -288,7 +290,7 @@ static int opkg_update_cmd(opkg_conf_t *conf, int argc, char **argv)
          free (tmp_file_name);
          free (url);
 #else
-         opkg_message (conf, OPKG_NOTICE, "Signiture check for %s skipped "
+         opkg_message (conf, OPKG_NOTICE, "Signature check for %s skipped "
               "because GPG support was not enabled in this build\n", src->name);
 #endif
          free(list_file_name);
@@ -312,11 +314,18 @@ typedef struct opkg_intercept *opkg_intercept_t;
 static opkg_intercept_t opkg_prep_intercepts(opkg_conf_t *conf)
 {
     opkg_intercept_t ctx;
+    char *oldpath;
     char *newpath;
     int gen;
 
-    ctx = malloc (sizeof (*ctx));
-    ctx->oldpath = strdup (getenv ("PATH"));
+    ctx = calloc (1, sizeof (*ctx));
+    oldpath = getenv ("PATH");
+    if (oldpath) {
+        ctx->oldpath = strdup (oldpath);
+    } else {
+        ctx->oldpath = 0;
+    }
+
 
     sprintf_alloc (&newpath, "%s/opkg/intercept:%s", DATADIR, ctx->oldpath);
     setenv ("PATH", newpath, 1);
@@ -344,8 +353,12 @@ static int opkg_finalize_intercepts(opkg_intercept_t ctx)
     DIR *dir;
     int err = 0;
 
-    setenv ("PATH", ctx->oldpath, 1);
-    free (ctx->oldpath);
+    if (ctx->oldpath) {
+        setenv ("PATH", ctx->oldpath, 1);
+        free (ctx->oldpath);
+    } else {
+        unsetenv("PATH"); 
+    }
 
     dir = opendir (ctx->statedir);
     if (dir) {
@@ -369,7 +382,7 @@ static int opkg_finalize_intercepts(opkg_intercept_t ctx)
        perror (ctx->statedir);
        
     sprintf_alloc (&cmd, "rm -rf %s", ctx->statedir);
-    system (cmd);
+    err = system (cmd);
     free (cmd);
 
     free (ctx->statedir);
@@ -771,6 +784,26 @@ static int opkg_list_installed_cmd(opkg_conf_t *conf, int argc, char **argv)
      return 0;
 }
 
+static int opkg_list_upgradable_cmd(opkg_conf_t *conf, int argc, char **argv) 
+{
+    pkg_vec_t *all = opkg_upgrade_all_list_get(conf);
+    pkg_t *_old_pkg, *_new_pkg;
+    char *old_v, *new_v;
+    int i;
+    for (i=0;i<all->len;i++) {
+        _old_pkg = all->pkgs[i];
+        _new_pkg = pkg_hash_fetch_best_installation_candidate_by_name(conf, _old_pkg->name, NULL);
+        old_v = pkg_version_str_alloc(_old_pkg);
+        new_v = pkg_version_str_alloc(_new_pkg);
+        if (opkg_cb_list)
+            opkg_cb_list(_old_pkg->name, new_v, old_v, _old_pkg->state_status, p_userdata);
+        free(old_v);
+        free(new_v);
+    }
+    pkg_vec_free(all);
+    return 0;
+}
+
 static int opkg_info_status_cmd(opkg_conf_t *conf, int argc, char **argv, int installed_only)
 {
      int i;
@@ -914,7 +947,7 @@ static int opkg_remove_cmd(opkg_conf_t *conf, int argc, char **argv)
         available = pkg_vec_alloc();
         pkg_hash_fetch_all_installed(&conf->pkg_hash, available);
         for (i=0; i < argc; i++) {
-           pkg_name = malloc(strlen(argv[i])+2);
+           pkg_name = calloc(1, strlen(argv[i])+2);
            strcpy(pkg_name,argv[i]);
            for (a=0; a < available->len; a++) {
                pkg = available->pkgs[a];
@@ -1075,7 +1108,7 @@ static int opkg_files_cmd(opkg_conf_t *conf, int argc, char **argv)
      size_t used_len;
      char *buff ;
 
-     buff = (char *)malloc(buff_len);
+     buff = (char *)calloc(1, buff_len);
      if ( buff == NULL ) {
         fprintf( stderr,"%s: Unable to allocate memory \n",__FUNCTION__);
         return ENOMEM;