diff options
-rw-r--r-- | c/src/main.c | 87 |
1 files changed, 1 insertions, 86 deletions
diff --git a/c/src/main.c b/c/src/main.c index 1b9afcd..061a06a 100644 --- a/c/src/main.c +++ b/c/src/main.c @@ -1,88 +1,3 @@ -#include <assert.h> #include <stdio.h> -#include <sys/types.h> -#include <stdlib.h> - -#include <readline/readline.h> -#include <readline/rlconf.h> - -#include <libgen.h> -#include <stdbool.h> -#include <unistd.h> - -#include "rename.h" - -bool file_exists(const char *filename) { return (access(filename, F_OK) == 0); } - -char *update_file_name(char *old_file_name, FILE *newin) { - fprintf(newin, "%s", old_file_name); - - char *new_file_name = readline("New name: "); - - return new_file_name; -} - -bool ask_for_confirmation(char *prompt) { - bool return_value = false; - char *confirmation = readline(prompt); - - if (strcmp(confirmation, "y") == 0) - return_value = true; - - free(confirmation); - return return_value; -} - -int main() { - const char *newin_name = tempnam(NULL, NULL); - FILE *newin = fopen(newin_name, "w"); - if (!newin) - perror("Failed to create tempfile"); - FILE *_ = freopen(newin_name, "r", stdin); - - char *old_file_name = getenv("f"); - old_file_name = basename(old_file_name); - char *new_file_name = (char *)NULL; - char *current_file_name = (char *)malloc(sizeof(char) * 255); - const char *original_file_name = getenv("f"); - - int done = false; - - while (!done) { - if (old_file_name) { - new_file_name = update_file_name(old_file_name, newin); - old_file_name = (char *)NULL; - } else { - new_file_name = update_file_name(current_file_name, newin); - } - if (file_exists(new_file_name)) { - char *prompt = malloc(sizeof(char) * (255 + 43)); - snprintf(prompt, 43 + 255, - "Name (`%s`) already exists, overwrite [y|N]: ", new_file_name); - if (ask_for_confirmation(prompt)) - done = true; - free(prompt); - } else if (new_file_name[0] == '\0') { - /* new_file_name is emtpy */ - if (ask_for_confirmation("Name is empty, accept nevertheless [y|N]: ")) - done = true; - } else { - done = true; - } - if (!done) { - strcpy(current_file_name, new_file_name); - free(new_file_name); - new_file_name = (char *)NULL; - } - } - - // rename old file with new name - if (rename(original_file_name, new_file_name) == 0) { - printf("File renamed successfully.\n"); - } else { - perror("Unable to rename files. Please check files exist and you have " - "permissions to modify files"); - } - free(new_file_name); -} +int main() { printf("Hello World!"); } |