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code done

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This commit is contained in:
Pavol Rusnak 2011-04-22 04:47:04 +02:00
parent dd772c2ea3
commit 0ed434d9d2
4 changed files with 16 additions and 12 deletions
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6
Makefile
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@ -1,9 +1,9 @@
CC=bcc CC=bcc
CFLAGS=-Md -W CFLAGS=-Md -W
all: brmbar.c defines.h all: brmbar.c
gcc -Wall brmbar.c -o brmbar # gcc brmbar.c dataio.c -o brmbar
bcc -Md -W brmbar.c -o brmbar.com bcc -Md -W brmbar.c dataio.c -o brmbar.com
clean: clean:
rm -f brmbar.com brmbar rm -f brmbar.com brmbar

3
brmbar.c
View file

@ -1,5 +1,6 @@
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include "dataio.h"
#define EAN_MAXLEN 32 #define EAN_MAXLEN 32
#define NAME_MAXLEN 128 #define NAME_MAXLEN 128
@ -95,7 +96,7 @@ void read_input()
// scan items // scan items
for (i = 0; i < items_count; ++i) { for (i = 0; i < items_count; ++i) {
if (!strncmp(buf, items[i].ean, strlen(items[i].ean))) { if (!strncmp(buf, items[i].ean, strlen(items[i].ean)) && strlen(items[i].ean)+1 == strlen(buf)) {
if (items[i].price) { if (items[i].price) {
last_item = i; last_item = i;
printf("\n%s %d Kc\n\n", items[i].name, items[i].price); printf("\n%s %d Kc\n\n", items[i].name, items[i].price);

18
dataio.c
View file

@ -6,19 +6,24 @@ int modify_credit(name, price)
const char* name; const char* name;
int price; int price;
{ {
char filename[13]; char filename[20];
int i; int i;
int credit; int credit;
FILE* person_data; FILE* person_data;
strncpy(filename, name, 8); strcpy(filename, "DATA\\");
i = strlen(name); i = 5;
if (i > 8) i = 8; strncpy(&filename[i], name, 8);
if (strlen(name) > 8) {
i += 8;
} else {
i += strlen(name);
}
strcpy(&filename[i], ".txt"); strcpy(&filename[i], ".txt");
person_data = fopen(filename, "r"); person_data = fopen(filename, "r");
if (person_data == NULL) { if (person_data == NULL) {
printf("Warning: Filename %s does not exist!\n", filename); // printf("Warning: Filename %s does not exist!\n", filename);
credit = 0; credit = 0;
} else { } else {
fscanf(person_data, "%i", &credit); fscanf(person_data, "%i", &credit);
@ -30,7 +35,7 @@ int modify_credit(name, price)
credit += price; credit += price;
person_data = fopen(filename, "w"); person_data = fopen(filename, "w");
if (person_data == NULL) { if (person_data == NULL) {
printf("ERROR: Filename %s could not be created or overwritten!\nCheck system integrity!\n", filename); // printf("ERROR: Filename %s could not be created or overwritten!\nCheck system integrity!\n", filename);
} else { } else {
fprintf(person_data, "%i", credit); fprintf(person_data, "%i", credit);
fclose(person_data); fclose(person_data);
@ -39,4 +44,3 @@ int modify_credit(name, price)
return credit; return credit;
} }

1
dataio.h
View file

@ -4,4 +4,3 @@
extern int modify_credit(name, price); extern int modify_credit(name, price);
#endif #endif