Use xsystem() to be consistent. Some minor cleanup too.

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

diff --git a/libopkg/opkg_cmd.c b/libopkg/opkg_cmd.c
index cc8134af602668726f4fafa3931170c4c00ec1e9..f67a2645152866689a8f8336995ae1c110b78979 100644 (file)
--- a/libopkg/opkg_cmd.c
+++ b/libopkg/opkg_cmd.c
@@ -19,6 +19,7 @@
 #include "includes.h"
 #include <dirent.h>
 #include <glob.h>
+#include <fnmatch.h>
 
 #include "opkg_conf.h"
 #include "opkg_cmd.h"
@@ -33,18 +34,14 @@
 #include "libbb/libbb.h"
 #include "opkg_utils.h"
 #include "opkg_defines.h"
-
-#include <fnmatch.h>
-
-
 #include "opkg_download.h"
 #include "opkg_install.h"
 #include "opkg_upgrade.h"
 #include "opkg_remove.h"
 #include "opkg_configure.h"
 #include "opkg_message.h"
-
 #include "libopkg.h"
+#include "xsystem.h"
 
 static int opkg_update_cmd(opkg_conf_t *conf, int argc, char **argv);
 static int opkg_upgrade_cmd(opkg_conf_t *conf, int argc, char **argv);
@@ -180,7 +177,7 @@ static int opkg_update_cmd(opkg_conf_t *conf, int argc, char **argv)
                            "%s: ERROR: %s exists, but is not a directory\n",
                            __FUNCTION__, lists_dir);
               free(lists_dir);
-              return EINVAL;
+              return -1;
          }
          err = file_mkdir_hier(lists_dir, 0755);
          if (err) {
@@ -188,18 +185,16 @@ static int opkg_update_cmd(opkg_conf_t *conf, int argc, char **argv)
                            "%s: ERROR: failed to make directory %s: %s\n",
                            __FUNCTION__, lists_dir, strerror(errno));
               free(lists_dir);
-              return EINVAL;
+              return -1;
          }     
      } 
 
      failures = 0;
 
-
-     tmp = strdup ("/tmp/opkg.XXXXXX");
-
+     sprintf_alloc(&tmp, "%s/update-XXXXXX", conf->tmp_dir);
      if (mkdtemp (tmp) == NULL) {
         perror ("mkdtemp");
-        failures++;
+        return -1;
      }
 
 
@@ -303,36 +298,26 @@ 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 = 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);
-    free (newpath);
-    
-    gen = 0;
- retry:
-    sprintf_alloc (&ctx->statedir, "/tmp/opkg-intercept-%d-%d", getpid (), gen);
-    if (mkdir (ctx->statedir, 0770) < 0) {
-       if (errno == EEXIST) {
-           free (ctx->statedir);
-           gen++;
-           goto retry;
-       }
-       perror (ctx->statedir);
+    ctx = xcalloc(1, sizeof (*ctx));
+    ctx->oldpath = xstrdup(getenv("PATH"));
+    sprintf_alloc(&newpath, "%s/opkg/intercept:%s", DATADIR, ctx->oldpath);
+    sprintf_alloc(&ctx->statedir, "%s/opkg-intercept-XXXXXX", conf->tmp_dir);
+
+    if (mkdtemp(ctx->statedir) == NULL) {
+        fprintf(stderr, "%s: mkdtemp: %s\n", __FUNCTION__, strerror(errno));
+       free(ctx->oldpath);
+       free(ctx->statedir);
+        free(newpath);
+       free(ctx);
        return NULL;
     }
-    setenv ("OPKG_INTERCEPT_DIR", ctx->statedir, 1);
+
+    setenv("OPKG_INTERCEPT_DIR", ctx->statedir, 1);
+    setenv("PATH", newpath, 1);
+    free(newpath);
+
     return ctx;
 }
 
@@ -342,28 +327,21 @@ static int opkg_finalize_intercepts(opkg_intercept_t ctx)
     DIR *dir;
     int err = 0;
 
-    if (ctx->oldpath) {
-        setenv ("PATH", ctx->oldpath, 1);
-        free (ctx->oldpath);
-    } else {
-        unsetenv("PATH"); 
-    }
+    setenv ("PATH", ctx->oldpath, 1);
+    free (ctx->oldpath);
 
     dir = opendir (ctx->statedir);
     if (dir) {
        struct dirent *de;
        while (de = readdir (dir), de != NULL) {
            char *path;
-           
+
            if (de->d_name[0] == '.')
                continue;
            
            sprintf_alloc (&path, "%s/%s", ctx->statedir, de->d_name);
            if (access (path, X_OK) == 0) {
-               if (system (path)) {
-                   err = errno;
-                   perror (de->d_name);
-               }
+               xsystem (path);
            }
            free (path);
        }
@@ -372,7 +350,7 @@ static int opkg_finalize_intercepts(opkg_intercept_t ctx)
        perror (ctx->statedir);
        
     sprintf_alloc (&cmd, "rm -rf %s", ctx->statedir);
-    err = system (cmd);
+    err = xsystem (cmd);
     free (cmd);
 
     free (ctx->statedir);
@@ -473,7 +451,7 @@ static int opkg_recurse_pkgs_in_order(opkg_conf_t *conf, pkg_t *pkg, pkg_vec_t *
 
 static int opkg_configure_packages(opkg_conf_t *conf, char *pkg_name)
 {
-    pkg_vec_t *all, *ordered, *visited;
+     pkg_vec_t *all, *ordered, *visited;
      int i;
      pkg_t *pkg;
      opkg_intercept_t ic;
@@ -498,8 +476,11 @@ static int opkg_configure_packages(opkg_conf_t *conf, char *pkg_name)
          opkg_recurse_pkgs_in_order(conf, pkg, all, visited, ordered);
      }
 
-
      ic = opkg_prep_intercepts (conf);
+     if (ic == NULL) {
+            err = -1;
+            goto error;
+     }
     
      for(i = 0; i < all->len; i++) {
          pkg = all->pkgs[i];
@@ -527,6 +508,7 @@ static int opkg_configure_packages(opkg_conf_t *conf, char *pkg_name)
      if (r && !err)
         err = r;
 
+error:
      pkg_vec_free(all);
      pkg_vec_free(ordered);
      pkg_vec_free(visited);
@@ -577,9 +559,6 @@ static int opkg_install_cmd(opkg_conf_t *conf, int argc, char **argv)
          }
      }
 
-     /* recheck to verify that all dependences are satisfied */
-     if (0) opkg_satisfy_all_dependences(conf);
-
      opkg_configure_packages(conf, NULL);
 
      write_status_files_if_changed(conf);
@@ -641,9 +620,6 @@ static int opkg_upgrade_cmd(opkg_conf_t *conf, int argc, char **argv)
          pkg_vec_free(installed);
      }
 
-     /* recheck to verify that all dependences are satisfied */
-     if (0) opkg_satisfy_all_dependences(conf);
-
      opkg_configure_packages(conf, NULL);
 
      write_status_files_if_changed(conf);
@@ -787,7 +763,9 @@ static int opkg_info_status_cmd(opkg_conf_t *conf, int argc, char **argv, int in
               for (iter = nv_pair_list_first(&pkg->conffiles); iter; iter = nv_pair_list_next(&pkg->conffiles, iter)) {
                    conffile_t *cf = (conffile_t *)iter->data;
                    int modified = conffile_has_been_modified(conf, cf);
-                   opkg_message(conf, OPKG_NOTICE, "conffile=%s md5sum=%s modified=%d\n",
+                   if (cf->value)
+                       opkg_message(conf, OPKG_NOTICE,
+                               "conffile=%s md5sum=%s modified=%d\n",
                                 cf->name, cf->value, modified);
               }
          }
@@ -884,7 +862,7 @@ 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 = calloc(1, strlen(argv[i])+2);
+           pkg_name = xcalloc(1, strlen(argv[i])+2);
            strcpy(pkg_name,argv[i]);
            for (a=0; a < available->len; a++) {
                pkg = available->pkgs[a];