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dircomp
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This commit is contained in:
alessandro ferro 2023-04-13 10:14:32 +02:00
parent 244ff67d69
commit d872d3ba96
1 changed files with 58 additions and 58 deletions
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116
dircomp.c
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@ -15,11 +15,11 @@ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
struct arguments{ struct arguments{
char* directory1; char* directory1;
char* directory2; char* directory2;
bool r; // recursive bool r; // recursive
bool n; // compare names only bool n; // compare names only
bool s; // compare hashes only bool s; // compare hashes only
bool v; // verbose (default, at the moment) bool v; // verbose (default, at the moment)
bool h; // help bool h; // help
}; };
struct arguments get_arguments(int, char**); struct arguments get_arguments(int, char**);
@ -27,49 +27,49 @@ void print_help(void);
void print_files_in_directory(char*, struct arguments); void print_files_in_directory(char*, struct arguments);
int main(int argc, char* argv[]){ int main(int argc, char* argv[]){
struct arguments arguments = get_arguments(argc, argv); struct arguments arguments = get_arguments(argc, argv);
if(arguments.h == true) if(arguments.h == true)
return 0; return 0;
print_files_in_directory("/home/user", arguments); print_files_in_directory("/home/user", arguments);
return 0; return 0;
} }
struct arguments get_arguments(int argc, char** argv){ struct arguments get_arguments(int argc, char** argv){
struct arguments provided_arguments = {"", "", false, false, false, true, false}; struct arguments provided_arguments = {"", "", false, false, false, true, false};
char option; char option;
while((option = getopt(argc, argv, "rnsvh")) != -1){ while((option = getopt(argc, argv, "rnsvh")) != -1){
switch(option){ switch(option){
case 'r': case 'r':
provided_arguments.r = true; provided_arguments.r = true;
break; break;
case 'n': case 'n':
provided_arguments.n = true; provided_arguments.n = true;
break; break;
case 's': case 's':
provided_arguments.s = true; provided_arguments.s = true;
break; break;
case 'v': case 'v':
provided_arguments.v = true; provided_arguments.v = true;
break; break;
case 'h': case 'h':
provided_arguments.h = true; provided_arguments.h = true;
print_help(); print_help();
break; break;
} }
} }
return provided_arguments; return provided_arguments;
} }
void print_help(void){ void print_help(void){
printf("Usage: dircomp directory1 directory2 [-r] [-n] [-s] [-v] [-h]\n\n"); printf("Usage: dircomp directory1 directory2 [-r] [-n] [-s] [-v] [-h]\n\n");
printf(" -r \t\t Recursive\n"); printf(" -r \t\t Recursive\n");
printf(" -n \t\t Compare file names only\n"); printf(" -n \t\t Compare file names only\n");
printf(" -s \t\t Compare file hashes only\n"); printf(" -s \t\t Compare file hashes only\n");
printf(" -v \t\t Verbose\n"); printf(" -v \t\t Verbose\n");
printf(" -h \t\t Print this help and quit\n\n"); printf(" -h \t\t Print this help and quit\n\n");
} }
/* /*
@ -77,28 +77,28 @@ void print_help(void){
* https://www.gnu.org/software/libc/manual/html_node/Directory-Entries.html * https://www.gnu.org/software/libc/manual/html_node/Directory-Entries.html
*/ */
void print_files_in_directory(char* directory, struct arguments arguments){ void print_files_in_directory(char* directory, struct arguments arguments){
printf("\nAnalyzing directory %s\n", directory); printf("\nAnalyzing directory %s\n", directory);
DIR *d; DIR *d;
struct dirent *dir; struct dirent *dir;
d = opendir(directory); d = opendir(directory);
if (d) { if (d) {
while ((dir = readdir(d)) != NULL) { while ((dir = readdir(d)) != NULL) {
// is file // is file
if (dir -> d_type == DT_REG) if (dir -> d_type == DT_REG)
{ {
if(arguments.v == true) if(arguments.v == true)
printf("Analyzing file: %s\n", dir -> d_name); printf("Analyzing file: %s\n", dir -> d_name);
} }
// is directory // is directory
if (dir -> d_type == DT_DIR) if (dir -> d_type == DT_DIR)
{ {
if(arguments.r == true) if(arguments.r == true)
print_files_in_directory(dir -> d_name, arguments); // todo, pass the pointer to reduce memory usage print_files_in_directory(dir -> d_name, arguments); // todo, pass the pointer to reduce memory usage
} }
} }
closedir(d); closedir(d);
} }
} }