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Commit ed2d002e authored by Michal Vrábel's avatar Michal Vrábel
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Makefile 0 → 100644
View file @ ed2d002e
CC = gcc
CFLAGS = -std=gnu11 -Wall -Wextra
LDFLAGS =
SOURCES = copymaster.c
HEADERS =
OBJDIR = build
EXECUTABLE = copymaster
_OBJ = $(SOURCES:.c=.o)
_DEPS = $(HEADERS)
# DEPS = $(patsubst %,./%,$(_DEPS))
DEPS = $(_DEPS)
OBJ = $(patsubst %,$(OBJDIR)/%,$(_OBJ))
$(OBJDIR)/%.o: %.c %.h
$(CC) -c -o $@ $< $(CFLAGS)
$(EXECUTABLE): $(OBJ)
$(CC) -o $@ $^ $(LDFLAGS)
directories:
mkdir -p $(OBJDIR)
all: $(EXECUTABLE)
clean:
rm -f $(OBJDIR)/*.o $(EXECUTABLE)
if [ -d $(OBJDIR) ]; then rmdir $(OBJDIR); fi
.PHONY: all clean
copymaster.c 0 → 100644
View file @ ed2d002e
// sem vlozte potrebne hlavickove subory --------------------------------
#include <stdio.h>
#include <unistd.h>
#include <getopt.h>
#include <stdlib.h>
// ----------------------------------------------------------------------
int main(int argc, char* argv[])
{
extern char* optarg;
extern int optind, opterr, optopt;
// lokalne premenne
int c;
int digit_optind = 0;
// premenne pre argumenty prepinacov
long size;
char x;
long pos1, pos2, num;
// spracovanie prepinacov
while (1)
{
int this_option_optind = optind ? optind : 1;
int option_index = 0;
// viac informacii o spracovani jednotlivych moznosti - pozri - // man 3
// getopt
static struct option long_options[] = {
{ "fast", no_argument, 0, 'f' },
{ "slow", no_argument, 0, 's' },
{ "create", required_argument, 0, 'c' },
{ "overwrite", no_argument, 0, 'o' },
{ "append", no_argument, 0, 'a' },
{ "lseek", required_argument, 0, 'l' },
{ "directory", required_argument, 0, 'D' },
{ "delete", no_argument, 0, 'd' },
{ "chmod", required_argument, 0, 'm' },
{ "inode", required_argument, 0, 'i' },
{ "umask", required_argument, 0, 'u' },
{ "link", no_argument, 0, 'K' },
{ "truncate", required_argument, 0, 't' },
{ "sparse", no_argument, 0, 'S' },
{ 0, 0, 0, 0 },
};
c = getopt_long(argc, argv, "sft:l:", // doplnte dalsie volby (options)
// podla zadania - aj ci su s argumentom
long_options, &option_index);
if (c == -1)
break; // ziadne dalsie volby
switch (c)
{
case 's': // spracovanie - moznost 's'
printf("prepinac - s\n");
// pokracovanie spracovania
break;
case 'f': // spracovanie - moznosť 'f'
printf("prepinac - f\n");
// pokracovanie spracovania
break;
case 't': // spracovanie - moznost 't'
printf("prepinac - t\n");
size = atoi(optarg); // spracovanie argumentu danej volby (option)
printf("size=%ld\n", size);
// pokracovanie spracovania
break;
case 'l': // spracovanie - option 'l'
printf("prepinac - l\n");
sscanf(optarg, "%c,%ld,%ld,%ld", &x, &pos1, &pos2,
&num); // spracovanie argumentu danej voľby (option)
printf("x=%c\n", x);
printf("pos1=%ld\n", pos1);
printf("pos2=%ld\n", pos2);
printf("num=%ld\n", num);
// ... pokracovanie spracovania
break;
// analogickym sposobom osetrite dalsie volby
// ....
// vsetky volby osetrene
// osetrenie chyby spracovania prepinacov
case '?':
// break;
default:
fprintf(stderr, "Usage: %s [s|f] [-t size] [-l x,pos1,pos2,num] \n", argv[0]);
exit(EXIT_FAILURE);
}
}
// koniec spracovanie prepinacov
// *****************************************************************************************************************
//*******************************************
// Sem pridajte kod pre osetrenie prepinacov pred kopirovanim
//******************************************
//*******************************************
// Sem pridajte kod pre kopirovanie suborov
//******************************************
//*******************************************
// Sem pridajte kod pre vypis adresara
//******************************************
//*******************************************
// Sem pridajte kod pre osetrenie prepinacov po kopirovani
//******************************************
}
util.c 0 → 100644
View file @ ed2d002e
#include "util.h"
struct CopymasterOptions ParseCopymaterOptions(int argc, char *argv[]) {
extern char* optarg;
extern int optind, opterr, optopt;
struct CopymasterOptions cpm_options;
// premenne pre argumenty prepinacov
long size; //
char x;
long pos1, pos2, num;
// spracovanie prepinacov
while (1)
{
int this_option_optind = optind ? optind : 1;
int option_index = 0;
// viac informacii o spracovani jednotlivych moznosti - pozri - // man 3
// getopt
static struct option long_options[] = {
{ "fast", no_argument, 0, 'f' },
{ "slow", no_argument, 0, 's' },
{ "create", required_argument, 0, 'c' },
{ "overwrite", no_argument, 0, 'o' },
{ "append", no_argument, 0, 'a' },
{ "lseek", required_argument, 0, 'l' },
{ "directory", required_argument, 0, 'D' },
{ "delete", no_argument, 0, 'd' },
{ "chmod", required_argument, 0, 'm' },
{ "inode", required_argument, 0, 'i' },
{ "umask", required_argument, 0, 'u' },
{ "link", no_argument, 0, 'K' },
{ "truncate", required_argument, 0, 't' },
{ "sparse", no_argument, 0, 'S' },
{ 0, 0, 0, 0 },
};
c = getopt_long(argc, argv, "sft:l:", // doplnte dalsie volby (options)
// podla zadania - aj ci su s argumentom
long_options, &option_index);
if (c == -1)
break; // ziadne dalsie volby
switch (c)
{
case 's': // spracovanie - moznost 's'
printf("prepinac - s\n");
// pokracovanie spracovania
break;
case 'f': // spracovanie - moznosť 'f'
printf("prepinac - f\n");
// pokracovanie spracovania
break;
case 't': // spracovanie - moznost 't'
printf("prepinac - t\n");
size = atoi(optarg); // spracovanie argumentu danej volby (option)
printf("size=%ld\n", size);
// pokracovanie spracovania
break;
case 'l': // spracovanie - option 'l'
printf("prepinac - l\n");
sscanf(optarg, "%c,%ld,%ld,%ld", &x, &pos1, &pos2,
&num); // spracovanie argumentu danej voľby (option)
printf("x=%c\n", x);
printf("pos1=%ld\n", pos1);
printf("pos2=%ld\n", pos2);
printf("num=%ld\n", num);
// ... pokracovanie spracovania
break;
// analogickym sposobom osetrite dalsie volby
// ....
// vsetky volby osetrene
// osetrenie chyby spracovania prepinacov
case '?':
// break;
default:
fprintf(stderr, "Usage: %s [s|f] [-t size] [-l x,pos1,pos2,num] \n", argv[0]);
exit(EXIT_FAILURE);
}
}
}
util.h 0 → 100644
View file @ ed2d002e
#ifndef UTIL_H
#define UTIL_H
#include <sys/types.h>
struct CopymasterOptionsLseek {
int x;
off_t pos1;
off_t pos2;
size_t num;
};
struct CopymasterOptions {
const char * infile;
const char * outfile;
int fast;
int slow;
int create;
int create_mode;
int overwrite;
int append;
int lseek;
struct CopymasterOptionsLseek lseek;
int directory;
int delete_opt;
int chmod;
int umask;
int link;
int truncate;
off_t truncate_size;
int sparse;
};
#endif /* UTIL_H */
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