diff options
Diffstat (limited to 'polyp/pamodinfo.c')
-rw-r--r-- | polyp/pamodinfo.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/polyp/pamodinfo.c b/polyp/pamodinfo.c new file mode 100644 index 00000000..6eb147f0 --- /dev/null +++ b/polyp/pamodinfo.c @@ -0,0 +1,126 @@ +/* $Id$ */ + +/*** + This file is part of polypaudio. + + polypaudio is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published + by the Free Software Foundation; either version 2 of the License, + or (at your option) any later version. + + polypaudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with polypaudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <string.h> +#include <getopt.h> +#include <assert.h> +#include <stdio.h> +#include <ltdl.h> + +#include "modinfo.h" + +#define PREFIX "module-" + +static int verbose = 0; + +static void short_info(const char *name, const char *path, struct pa_modinfo *i) { + assert(name && i); + printf("%-40s%s\n", name, i->description ? i->description : "n/a"); +} + +static void long_info(const char *name, const char *path, struct pa_modinfo *i) { + assert(name && i); + static int nl = 0; + + if (nl) + printf("\n"); + + nl = 1; + + printf("Name: %s\n", name); + + if (!i->description && !i->version && !i->author && !i->usage) + printf("No module information available\n"); + else { + if (i->version) + printf("Version: %s\n", i->version); + if (i->description) + printf("Description: %s\n", i->description); + if (i->author) + printf("Author: %s\n", i->author); + if (i->usage) + printf("Usage: %s\n", i->usage); + } + + if (path) + printf("Path: %s\n", path); +} + +static void show_info(const char *name, const char *path, void (*info)(const char *name, const char *path, struct pa_modinfo*i)) { + struct pa_modinfo *i; + + if ((i = pa_modinfo_get_by_name(path ? path : name))) { + info(name, path, i); + pa_modinfo_free(i); + } +} + +static int callback(const char *path, lt_ptr data) { + const char *e; + + if ((e = (const char*) strrchr(path, '/'))) + e++; + else + e = path; + + if (strlen(e) > sizeof(PREFIX)-1 && !strncmp(e, PREFIX, sizeof(PREFIX)-1)) + show_info(e, path, verbose ? long_info : short_info); + + return 0; +} + +int main(int argc, char *argv[]) { + int r = lt_dlinit(); + char *path = NULL; + int c; + assert(r == 0); + + while ((c = getopt(argc, argv, "p:v")) != -1) { + switch (c) { + case 'p': + path = optarg; + break; + case 'v': + verbose = 1; + break; + default: + return 1; + } + } + + if (path) + lt_dlsetsearchpath(path); +#ifdef DLSEARCHPATH + else + lt_dlsetsearchpath(DLSEARCHPATH); +#endif + + if (argc > optind) + show_info(argv[optind], NULL, long_info); + else + lt_dlforeachfile(NULL, callback, NULL); + + lt_dlexit(); +} |