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Added usage information. Abort earlier if parameters incorrect.

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This commit is contained in:
braga
2006-03-11 19:02:28 +00:00
parent 6ca5951f20
commit eb03e0e1be
1 changed files with 59 additions and 31 deletions
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90
ftpfs.c
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@@ -48,6 +48,7 @@ struct buffer {
size_t size;
};
static void usage(const char* progname);
static char* get_dir_path(const char* path, int strip);
static int parse_dir(struct buffer* buf, const char* dir,
const char* name, struct stat* sbuf,
@@ -224,12 +225,20 @@ struct ftpfs_file {
int copied;
};
enum {
KEY_HELP,
};
#define FTPFS_OPT(t, p, v) { t, offsetof(struct ftpfs, p), v }
static struct fuse_opt ftpfs_opts[] = {
FTPFS_OPT("-v", verbose, 1),
FTPFS_OPT("ftpfs_debug", debug, 1),
FTPFS_OPT("transform_symlinks", transform_symlinks, 1),
FUSE_OPT_KEY("-h", KEY_HELP),
FUSE_OPT_KEY("--help", KEY_HELP),
FUSE_OPT_END
};
static size_t write_data(void *ptr, size_t size, size_t nmemb, void *data) {
@@ -815,27 +824,6 @@ static int ftpfs_statfs(const char *path, struct statfs *buf)
}
#endif
static int ftpfs_opt_proc(void* data, const char* arg, int key,
struct fuse_args* outargs) {
(void) data;
(void) outargs;
switch (key) {
case FUSE_OPT_KEY_OPT:
return 1;
case FUSE_OPT_KEY_NONOPT:
if (!ftpfs.host) {
ftpfs.host = g_strdup_printf("%s%s", arg,
arg[strlen(arg)-1] == '/' ? "" : "/");
return 0;
} else if (!ftpfs.mountpoint)
ftpfs.mountpoint = strdup(arg);
return 1;
default:
exit(1);
}
}
static struct fuse_cache_operations ftpfs_oper = {
.oper = {
#ifdef SSHFS_USE_INIT
@@ -869,6 +857,46 @@ static struct fuse_cache_operations ftpfs_oper = {
.cache_getdir = ftpfs_getdir,
};
static int ftpfs_opt_proc(void* data, const char* arg, int key,
struct fuse_args* outargs) {
(void) data;
(void) outargs;
switch (key) {
case FUSE_OPT_KEY_OPT:
return 1;
case FUSE_OPT_KEY_NONOPT:
if (!ftpfs.host) {
ftpfs.host = g_strdup_printf("%s%s", arg,
arg[strlen(arg)-1] == '/' ? "" : "/");
return 0;
} else if (!ftpfs.mountpoint)
ftpfs.mountpoint = strdup(arg);
return 1;
case KEY_HELP:
usage(outargs->argv[0]);
fuse_opt_add_arg(outargs, "-ho");
fuse_main(outargs->argc, outargs->argv, &ftpfs_oper.oper);
exit(1);
default:
exit(1);
}
}
static void usage(const char* progname) {
fprintf(stderr,
"usage: %s <ftphost> <mountpoint>\n"
"\n"
" -o opt,[opt...] mount options\n"
" -h --help print help\n"
" -V --version print version\n"
"\n"
"FTPFS options:\n"
" -o ftpfs_debug print some debugging information\n"
" -o transform_symlinks prepend mountpoint to absolute symlink targets\n"
"\n", progname);
}
int main(int argc, char** argv) {
int res;
struct fuse_args args = FUSE_ARGS_INIT(argc, argv);
@@ -890,16 +918,6 @@ int main(int argc, char** argv) {
exit(1);
}
curl_easy_setopt(ftpfs.connection, CURLOPT_ERRORBUFFER, error_buf);
curl_easy_setopt(ftpfs.connection, CURLOPT_URL, ftpfs.host);
curl_easy_setopt(ftpfs.connection, CURLOPT_NETRC, CURL_NETRC_OPTIONAL);
if (ftpfs.verbose) curl_easy_setopt(ftpfs.connection, CURLOPT_VERBOSE, 1);
curl_res = curl_easy_perform(ftpfs.connection);
if (curl_res != 0) {
fprintf(stderr, "Error connecting to ftp: %s\n", error_buf);
exit(1);
}
res = cache_parse_options(&args);
if (res == -1)
exit(1);
@@ -917,6 +935,16 @@ int main(int argc, char** argv) {
exit(1);
}
curl_easy_setopt(ftpfs.connection, CURLOPT_ERRORBUFFER, error_buf);
curl_easy_setopt(ftpfs.connection, CURLOPT_URL, ftpfs.host);
curl_easy_setopt(ftpfs.connection, CURLOPT_NETRC, CURL_NETRC_OPTIONAL);
if (ftpfs.verbose) curl_easy_setopt(ftpfs.connection, CURLOPT_VERBOSE, 1);
curl_res = curl_easy_perform(ftpfs.connection);
if (curl_res != 0) {
fprintf(stderr, "Error connecting to ftp: %s\n", error_buf);
exit(1);
}
res = fuse_main(args.argc, args.argv, cache_init(&ftpfs_oper));
curl_easy_cleanup(ftpfs.connection);