now properly prints out help
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2480d9abb1
commit
1616b01c4c
60
main.c
60
main.c
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@ -4,26 +4,33 @@
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#include <getopt.h>
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#include <string.h>
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void add_arg(char ***new_argv_ptr, int *new_argc, char *opt_string);
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static void print_help();
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void add_arg(char ***fuse_argv_ptr, int *fuse_argc, char *opt_string);
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static void print_help(char *program_name);
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/**
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* \brief add an argument to an argv array
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* \details This is basically how you add a string to an array of string
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*/
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void add_arg(char ***new_argv_ptr, int *new_argc, char *opt_string)
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void add_arg(char ***fuse_argv_ptr, int *fuse_argc, char *opt_string)
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{
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(*new_argc)++;
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*new_argv_ptr = realloc(*new_argv_ptr, *new_argc * sizeof(char *));
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char **new_argv = *new_argv_ptr;
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new_argv[*new_argc - 1] = opt_string;
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(*fuse_argc)++;
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*fuse_argv_ptr = realloc(*fuse_argv_ptr, *fuse_argc * sizeof(char *));
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char **fuse_argv = *fuse_argv_ptr;
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fuse_argv[*fuse_argc - 1] = opt_string;
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}
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int main(int argc, char **argv)
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{
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char **fuse_argv = NULL;
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int fuse_argc = 0;
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char **new_argv = NULL;
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int new_argc = 0;
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/* Add the program's name to the fuse argument */
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add_arg(&fuse_argv, &fuse_argc, argv[0]);
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/* Automatically print help if not enough arguments are supplied */
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if (argc < 2) {
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add_arg(&fuse_argv, &fuse_argc, "--help");
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goto fuse_start;
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}
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char c;
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int opts_index = 0;
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@ -39,52 +46,53 @@ int main(int argc, char **argv)
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&opts_index)) != -1) {
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switch (c) {
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case 'o':
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add_arg(&new_argv, &new_argc, " -o ");
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add_arg(&new_argv, &new_argc, optarg);
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add_arg(&fuse_argv, &fuse_argc, "-o");
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add_arg(&fuse_argv, &fuse_argc, optarg);
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break;
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case 'h':
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print_help();
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add_arg(&new_argv, &new_argc, " -h ");
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print_help(argv[0]);
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add_arg(&fuse_argv, &fuse_argc, "-h");
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goto fuse_start;
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break;
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case 'V':
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add_arg(&new_argv, &new_argc, " -V ");
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add_arg(&fuse_argv, &fuse_argc, "-V");
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break;
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case 'd':
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add_arg(&new_argv, &new_argc, " -d ");
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add_arg(&fuse_argv, &fuse_argc, "-d");
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break;
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case 'f':
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add_arg(&new_argv, &new_argc, " -f ");
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add_arg(&fuse_argv, &fuse_argc, "-f");
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break;
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case 's':
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add_arg(&new_argv, &new_argc, " -s");
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add_arg(&fuse_argv, &fuse_argc, "-s");
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break;
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case '?':
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exit(EXIT_FAILURE);
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}
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};
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/* Add the last remaining argument, which is the mount point */
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add_arg(&fuse_argv, &fuse_argc, argv[argc-1]);
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/* The second last remaining argument is the URL */
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char *base_url = argv[argc-2];
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if (strncmp(base_url, "http://", 7) && strncmp(base_url, "https://", 8)) {
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fprintf(stderr, "Please supply a valid URL.\n");
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print_help();
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fprintf(stderr, "Error: Please supply a valid URL.\n");
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print_help(argv[0]);
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exit(EXIT_FAILURE);
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} else {
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network_init(base_url);
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}
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network_init(base_url);
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/* The last remaining argument is the mount point */
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add_arg(&new_argv, &new_argc, argv[argc-1]);
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fuse_start:
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fuse_local_init(new_argc, new_argv);
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fuse_local_init(fuse_argc, fuse_argv);
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return 0;
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}
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static void print_help()
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static void print_help(char *program_name)
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{
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fprintf(stderr,
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"usage: mount-http-dir [options] URL mount_point\n");
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"Usage: %s [options] URL mount_point\n", program_name);
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}
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