From 2b9b8fa95e3cce41b718ee205d34105a46e4b695 Mon Sep 17 00:00:00 2001
From: graham.gower <graham.gower@e8e0d7a0-c8d9-11dd-a880-a1081c7ac358>
Date: Wed, 27 Jan 2010 18:11:41 -0500
Subject: Propagate errors up the call stack.  Patch by Jens Erdmann <j.erdmann@road.de>.

git-svn-id: http://opkg.googlecode.com/svn/trunk@519 e8e0d7a0-c8d9-11dd-a880-a1081c7ac358
---
diff --git a/libopkg/opkg_cmd.c b/libopkg/opkg_cmd.c
index fceffdd..0fa471e 100644
--- a/libopkg/opkg_cmd.c
+++ b/libopkg/opkg_cmd.c
@@ -426,7 +426,7 @@ error:
 static int
 opkg_install_cmd(int argc, char **argv)
 {
-     int i;
+     int i, r;
      char *arg;
      int err=0;
 
@@ -453,7 +453,9 @@ opkg_install_cmd(int argc, char **argv)
 	  }
      }
 
-     opkg_configure_packages(NULL);
+     r = opkg_configure_packages(NULL);
+     if (!err)
+	  err = r;
 
      write_status_files_if_changed();
 
@@ -463,7 +465,7 @@ opkg_install_cmd(int argc, char **argv)
 static int
 opkg_upgrade_cmd(int argc, char **argv)
 {
-     int i;
+     int i, r;
      pkg_t *pkg;
      int err;
 
@@ -511,7 +513,9 @@ opkg_upgrade_cmd(int argc, char **argv)
 	  pkg_vec_free(installed);
      }
 
-     opkg_configure_packages(NULL);
+     r = opkg_configure_packages(NULL);
+     if (!err)
+	  err = r;
 
      write_status_files_if_changed();
 
@@ -521,7 +525,7 @@ opkg_upgrade_cmd(int argc, char **argv)
 static int
 opkg_download_cmd(int argc, char **argv)
 {
-     int i, err;
+     int i, err = 0;
      char *arg;
      pkg_t *pkg;
 
@@ -545,7 +549,7 @@ opkg_download_cmd(int argc, char **argv)
 	  }
      }
 
-     return 0;
+     return err;
 }
 
 
@@ -698,7 +702,7 @@ opkg_configure_cmd(int argc, char **argv)
 static int
 opkg_remove_cmd(int argc, char **argv)
 {
-     int i, a, done;
+     int i, a, done, r, err = 0;
      pkg_t *pkg;
      pkg_t *pkg_to_remove;
      pkg_vec_t *available;
@@ -734,7 +738,10 @@ opkg_remove_cmd(int argc, char **argv)
 	         opkg_msg(ERROR, "Package %s not installed.\n", pkg->name);
                  continue;
             }
-            opkg_remove_pkg(pkg_to_remove, 0);
+            r = opkg_remove_pkg(pkg_to_remove, 0);
+	    if (!err)
+	         err = r;
+
             done = 1;
         }
      }
@@ -745,7 +752,7 @@ opkg_remove_cmd(int argc, char **argv)
         opkg_msg(NOTICE, "No packages removed.\n");
 
      write_status_files_if_changed();
-     return 0;
+     return err;
 }
 
 static int
diff --git a/libopkg/opkg_install.c b/libopkg/opkg_install.c
index 72c63ab..779950e 100644
--- a/libopkg/opkg_install.c
+++ b/libopkg/opkg_install.c
@@ -297,7 +297,7 @@ unpack_pkg_control_files(pkg_t *pkg)
 static int
 pkg_remove_orphan_dependent(pkg_t *pkg, pkg_t *old_pkg) 
 {
-	int i, j, k, l, found;
+	int i, j, k, l, found,r, err = 0;
 	int n_deps;
 	pkg_t *p;
 	struct compound_depend *cd0, *cd1;
@@ -362,7 +362,9 @@ pkg_remove_orphan_dependent(pkg_t *pkg, pkg_t *old_pkg)
 				 * which we need to ignore during removal. */
 				p->state_flag |= SF_REPLACE;
 
-				opkg_remove_pkg(p, 0);
+				r = opkg_remove_pkg(p, 0);
+				if (!err)
+					err = r;
 			} else 
 				opkg_msg(INFO, "%s was autoinstalled and is "
 						"still required by %d "
@@ -372,7 +374,7 @@ pkg_remove_orphan_dependent(pkg_t *pkg, pkg_t *old_pkg)
 		}
 	}
 
-	return 0;
+	return err;
 }
 
 /* returns number of installed replacees */
@@ -483,20 +485,20 @@ opkg_install_check_downgrade(pkg_t *pkg, pkg_t *old_pkg, int message)
 	  free(new_version);
 	  return rc;
      } else {
-      char message_out[15] ;
-      memset(message_out,'\x0',15);
-      if ( message ) 
-          strncpy( message_out,"Upgrading ",strlen("Upgrading ") );
-      else
-          strncpy( message_out,"Installing ",strlen("Installing ") );
-	  char *version = pkg_version_str_alloc(pkg);
-      
-      if(!conf->download_only)
-          opkg_msg(NOTICE, "%s%s (%s) to %s...\n", message_out,
+          char message_out[15] ;
+          memset(message_out,'\x0',15);
+          if ( message ) 
+               strncpy( message_out,"Upgrading ",strlen("Upgrading ") );
+          else
+               strncpy( message_out,"Installing ",strlen("Installing ") );
+          char *version = pkg_version_str_alloc(pkg);
+
+          if(!conf->download_only)
+               opkg_msg(NOTICE, "%s%s (%s) to %s...\n", message_out,
                   pkg->name, version, pkg->dest->name);
-	  free(version);
-	  return 0;
+          free(version);
      }
+     return 0;
 }
 
 
@@ -929,7 +931,7 @@ postrm_upgrade_old_pkg_unwind(pkg_t *pkg, pkg_t *old_pkg)
 static int
 remove_obsolesced_files(pkg_t *pkg, pkg_t *old_pkg)
 {
-     int err;
+     int err = 0;
      str_list_t *old_files;
      str_list_elt_t *of;
      str_list_t *new_files;
@@ -984,7 +986,7 @@ remove_obsolesced_files(pkg_t *pkg, pkg_t *old_pkg)
      pkg_free_installed_files(old_pkg);
      pkg_free_installed_files(pkg);
 
-     return 0;
+     return err;
 }
 
 static int
--
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