Adjust Makefile.am's to support out-of-source builds

[deb_libnfs.git] / examples / nfs-ls.c

diff --git a/examples/nfs-ls.c b/examples/nfs-ls.c
index 7aed4dfe6cc6260ce1fd1b88635d6b7d601cf615..e87ffa82b91cc11162d52629037398e02a0bd4df 100644 (file)
--- a/examples/nfs-ls.c
+++ b/examples/nfs-ls.c
@@ -63,11 +63,27 @@ struct client {
        int is_finished;
 };
 
-       int recursive = 0, summary = 0;
+int recursive = 0, summary = 0, discovery = 0;
 
 void print_usage(void)
 {
-       fprintf(stderr, "Usage: nfs-ls [-?|--help|--usage] [-R|--recursive] [-s|--summary] <url>\n");
+       fprintf(stderr, "Usage: nfs-ls [-?|--help|--usage] [-R|--recursive] [-s|--summary] [-D|--discovery] <url>\n");
+}
+
+int process_server(const char *server) {
+       struct exportnode *exports;
+       struct exportnode *export;
+
+       exports = mount_getexports(server);
+       if (exports == NULL) {
+               fprintf(stderr, "Failed to get exports for server %s.\n", server);
+               return -1;
+       }
+       for (export=exports; export; export = export->ex_next) {
+               printf("nfs://%s%s\n", server, export->ex_dir);
+       }
+       mount_free_export_list(exports);
+       return 0;
 }
 
 void process_dir(struct nfs_context *nfs, char *dir, int level) {
@@ -84,7 +100,7 @@ void process_dir(struct nfs_context *nfs, char *dir, int level) {
        
        ret = nfs_opendir(nfs, dir, &nfsdir);
        if (ret != 0) {
-               printf("Failed to opendir(\"%s\")\n", dir, nfs_get_error(nfs));
+               printf("Failed to opendir(\"%s\") %s\n", dir, nfs_get_error(nfs));
                exit(10);
        }
        while((nfsdirent = nfs_readdir(nfs, nfsdir)) != NULL) {
@@ -152,14 +168,12 @@ void process_dir(struct nfs_context *nfs, char *dir, int level) {
 int main(int argc, char *argv[])
 {
        struct nfs_context *nfs = NULL;
-       int i, ret, res;
+       int i, ret = 1, res;
        uint64_t offset;
        struct client client;
-       struct nfsfh  *nfsfh;
        struct statvfs stvfs;
+       struct nfs_url *url;
        exports export, tmp;
-       const char *url = NULL;
-       char *server = NULL, *path = NULL, *strp;
 
 #ifdef WIN32
        if (WSAStartup(MAKEWORD(2,2), &wsaData) != 0) {
@@ -172,12 +186,9 @@ int main(int argc, char *argv[])
        aros_init_socket();
 #endif
 
-       url = argv[argc - 1];
-
-       if (url == NULL) {
+       if (argc < 2) {
                fprintf(stderr, "No URL specified.\n");
-               print_usage();
-               exit(10);
+               goto finished;
        }
 
        for (i=1; i < argc -1; i++) {
@@ -185,81 +196,85 @@ int main(int argc, char *argv[])
                        recursive++;
                } else if (!strcmp(argv[i], "-s") || !strcmp(argv[i], "--summary")) {
                        summary++;
-               } else {
-                       print_usage();
-                       exit(10);
+               } else if (!strcmp(argv[i], "-D") || !strcmp(argv[i], "--discovery")) {
+                       discovery++;
+               } else{
+                       goto finished;
                }
        }
 
-       if (strncmp(url, "nfs://", 6)) {
-               fprintf(stderr, "Invalid URL specified.\n");
-               print_usage();
-               exit(10);
+       nfs = nfs_init_context();
+       if (nfs == NULL) {
+               printf("failed to init context\n");
+               goto finished;
        }
 
-       server = strdup(url + 6);
-       if (server == NULL) {
-               fprintf(stderr, "Failed to strdup server string\n");
-               exit(10);
-       }
-       if (server[0] == '/' || server[0] == '\0') {
-               fprintf(stderr, "Invalid server string.\n");
-               free(server);
-               exit(10);
-       }
-       strp = strchr(server, '/');
-       if (strp == NULL) {
-               fprintf(stderr, "Invalid URL specified.\n");
-               print_usage();
-               free(server);
-               exit(10);
-       }
-       path = strdup(strp);
-       if (path == NULL) {
-               fprintf(stderr, "Failed to strdup server string\n");
-               free(server);
-               exit(10);
-       }
-       if (path[0] != '/') {
-               fprintf(stderr, "Invalid path.\n");
-               free(server);
-               free(path);
-               exit(10);
-       }
-       *strp = 0;
+       if (discovery) {
+               url = nfs_parse_url_incomplete(nfs, argv[argc - 1]);
+               if (url == NULL) {
+                       fprintf(stderr, "%s\n", nfs_get_error(nfs));
+                       goto finished;
+               }
+               if (!url->server) {
+                       struct nfs_server_list *srvrs;
+                       struct nfs_server_list *srv;
 
-       client.server = server;
-       client.export = path;
-       client.is_finished = 0;
+                       srvrs = nfs_find_local_servers();
+                       if (srvrs == NULL) {
+                               fprintf(stderr, "Failed to find local servers.\n");
+                               goto finished;
+                       }
+                       for (srv=srvrs; srv; srv = srv->next) {
+                               if (recursive) {
+                                       process_server(srv->addr);
+                               } else {
+                                       printf("nfs://%s\n", srv->addr);
+                               }
+                       }
+                       free_nfs_srvr_list(srvrs);
+                       ret = 0;
+                       goto finished;
+               }
+               if (url->server && !url->path) {
+                       ret = process_server(url->server);
+                       goto finished;
+               }
+               nfs_destroy_url(url);
+       }
 
-       nfs = nfs_init_context();
-       if (nfs == NULL) {
-               printf("failed to init context\n");
+       url = nfs_parse_url_dir(nfs, argv[argc - 1]);
+       if (url == NULL) {
+               fprintf(stderr, "%s\n", nfs_get_error(nfs));
                goto finished;
        }
 
-       ret = nfs_mount(nfs, client.server, client.export);
-       if (ret != 0) {
-               printf("Failed to mount nfs share : %s\n", nfs_get_error(nfs));
+       client.server = url->server;
+       client.export = url->path;
+       client.is_finished = 0;
+
+       if ((ret = nfs_mount(nfs, client.server, client.export)) != 0) {
+               fprintf(stderr, "Failed to mount nfs share : %s\n", nfs_get_error(nfs));
                goto finished;
        }
 
        process_dir(nfs, "", 16);
 
        if (summary) {
-               ret = nfs_statvfs(nfs, "/", &stvfs);
-               if (ret != 0) {
+               if (nfs_statvfs(nfs, "/", &stvfs) != 0) {
                        goto finished;
                }
                printf("\n%12" PRId64 " of %12" PRId64 " bytes free.\n",
                       stvfs.f_frsize * stvfs.f_bfree, stvfs.f_frsize * stvfs.f_blocks);
        }
+
+       ret = 0;
 finished:
-       free(server);
-       free(path);
-       if (nfs != NULL) {              
+       if (ret > 0) {
+               print_usage();
+       }
+       nfs_destroy_url(url);
+       if (nfs != NULL) {
                nfs_destroy_context(nfs);
        }
-       return 0;
+       return ret;
 }
-