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clean lab09

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SowinskiBraeden committed 2025-11-22 14:12:34 -08:00
1 parent b673d9c625
commit 98354a5532
2 files changed
+92 -173
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lab09/Makefile
+2 -2
View File
@@ -3,9 +3,9 @@ CC = gcc
CFLAGS = -Wall -std=c11
#Input file
INPUT = input5.txt
INPUT = input1.txt
OUTPUT = output.txt
REF = ref.txt
REF = ref1.txt
# Source file
SRCS = lab9.c
# Output
lab09/lab9.c
+90 -171
View File
@@ -8,6 +8,14 @@
#define INPUT_FILE 1
#define OUTPUT_FILE 2
#define EXPECTED_INPUT 1
#define READING 1
#define ERROR_CODE 1
#define OK_CODE 0
#define MAX_STRING_LEN 256
#define IS_EQUAL 0
#define INDEX_OFFSET 1
#define BASE_TEN 10
#define DOUBLE 2
#define SHORT 1
#define INTEGER 2
@@ -15,13 +23,6 @@
#define CHAR 4
#define STRING 5
#define MAX_STRING_LEN 256
#define READING 1
#define IS_EQUAL 0
#define INDEX_OFFSET 1
#define BASE_TEN 10
#define DOUBLE 2
typedef struct NODE
{
void *data;
@@ -57,106 +58,63 @@ void freeList(NODE *head)
NODE* readFile(char *filepath, int *type, int *count)
{
FILE *file;
file = fopen(filepath, "r");
if (file == NULL)
{
// printf("Failed to read file %s\n", filepath);
return NULL;
}
if (fscanf(file, "%d", type) != EXPECTED_INPUT)
{
// printf("Error: failed to read type from file\n");
fclose(file);
return NULL;
}
int ch; // skip new line characters and EOF
int ch; // skip newlines characters and EOF
while ((ch = fgetc(file)) != '\n' && ch != EOF) {}
char *format;
NODE *head;
char token[MAX_STRING_LEN];
size_t size;
head = NULL;
*count = 0;
format = *type == SHORT ? "%hd" :
*type == INTEGER ? "%d" :
*type == FLOAT ? "%f" :
" %c";
size = *type == SHORT ? sizeof(short) :
*type == INTEGER ? sizeof(int) :
*type == FLOAT ? sizeof(float) :
*type == CHAR ? sizeof(char) :
MAX_STRING_LEN;
while (READING)
{
// read till comma or new line
if (fscanf(file, " %255[^,\n]", token) != EXPECTED_INPUT)
{
break;
}
// end of file
if (strcmp(token, "E") == IS_EQUAL)
{
break;
}
void *data;
data = NULL;
data = malloc(size);
switch (*type)
if (*type == STRING)
{
case SHORT:
if (fscanf(file, "%255[^,\n]", (char *)data) != EXPECTED_INPUT ||
strcmp((char *)data, "E") == IS_EQUAL)
{
long value;
value = strtol(token, NULL, BASE_TEN);
if (value < SHRT_MIN || value > SHRT_MAX)
{
// printf("Error: %ld is out of range for SHORT type (%d to %d)\n",
// value, SHRT_MIN, SHRT_MAX);
fclose(file);
freeList(head);
return NULL;
}
data = malloc(sizeof(short));
*(short *)data = (short)value;
free(data);
break;
}
case INTEGER:
}
else
{
data = malloc(sizeof(int));
*(int *)data = atoi(token);
if (fscanf(file, format, data) != EXPECTED_INPUT ||
*type == CHAR && *(char *)data == 'E')
{
free(data);
break;
}
case FLOAT:
{
data = malloc(sizeof(float));
*(float *)data = atof(token);
break;
}
case CHAR:
{
data = malloc(sizeof(char));
*(char *)data = token[0];
break;
}
case STRING:
{
data = malloc(MAX_STRING_LEN);
strncpy((char *)data, token, MAX_STRING_LEN - INDEX_OFFSET);
((char *)data)[MAX_STRING_LEN - INDEX_OFFSET] = '\0';
break;
}
default:
// printf("Error: Bad input type\n");
fclose(file);
return NULL;
}
insertNode(&head, data);
@@ -167,7 +125,6 @@ NODE* readFile(char *filepath, int *type, int *count)
{
break;
}
if (ch == '\n')
{
continue;
@@ -178,31 +135,9 @@ NODE* readFile(char *filepath, int *type, int *count)
return head;
}
void printList(NODE *head, int type)
{
while (head != NULL)
{
switch (type)
{
case SHORT: printf("%hd -> ", *(short *)head->data); break;
case INTEGER: printf("%d -> ", *(int *) head->data); break;
case FLOAT: printf("%.1f -> ", *(float *)head->data); break;
case CHAR: printf("%c -> ", *(char *) head->data); break;
case STRING: printf("%s -> ", (char *) head->data); break;
}
head = head->next;
}
printf("null\n");
}
int compare(void *a, void *b, int type)
{
switch (type)
{
case SHORT:
case INTEGER:
if (type == SHORT || type == INTEGER)
{
int va;
int vb;
@@ -213,10 +148,10 @@ int compare(void *a, void *b, int type)
return (va > vb) - (va < vb);
}
case FLOAT:
if (type == FLOAT)
{
int va;
int vb;
float va;
float vb;
va = *(float *)a;
vb = *(float *)b;
@@ -224,7 +159,7 @@ int compare(void *a, void *b, int type)
return (va > vb) - (va < vb);
}
case CHAR:
if (type == CHAR)
{
char va;
char vb;
@@ -235,13 +170,9 @@ int compare(void *a, void *b, int type)
return (va > vb) - (va < vb);
}
case STRING:
return strcmp((char *)a, (char *)b);
}
return 0;
}
NODE* split(NODE *head)
{
NODE *fast;
@@ -305,69 +236,70 @@ NODE* mergeSort(NODE *head, int type)
return merge(head, second, type);
}
void writeOutput(char *filePath, char *data)
void printValue(FILE *file, void *data, int type)
{
if (type == SHORT)
{
short v;
v = *(short *)data;
fprintf(file, "%hd", v);
return;
}
if (type == INTEGER)
{
int v;
v = *(int *)data;
fprintf(file, "%d", v);
return;
}
if (type == FLOAT)
{
float v;
v = *(float *)data;
fprintf(file, "%.1f", v);
return;
}
if (type == CHAR)
{
char v;
v = *(char *)data;
fprintf(file, "%c", v);
return;
}
fprintf(file, "%s", (char *)data);
}
void writeOutput(char *filepath, NODE *head, int type, int isError)
{
FILE *file;
file = fopen(filePath, "w");
file = fopen(filepath, "w");
fputs(data, file);
fputs("\n", file);
fclose(file);
}
char* toString(NODE *head, int type)
if (isError == 1)
{
size_t capacity;
char *result;
capacity = MAX_STRING_LEN;
result = malloc(capacity);
result[0] = '\0';
char temp[MAX_STRING_LEN];
fputs("Error\n", file);
fclose(file);
return;
}
while (head != NULL)
{
switch (type)
{
case SHORT:
snprintf(temp, sizeof(temp), "%hd", *(short *)head->data);
break;
case INTEGER:
snprintf(temp, sizeof(temp), "%d", *(int *)head->data);
break;
case FLOAT:
snprintf(temp, sizeof(temp), "%.1f", *(float *)head->data);
break;
case CHAR:
snprintf(temp, sizeof(temp), "%c", *(char *)head->data);
break;
case STRING:
snprintf(temp, sizeof(temp), "%s", (char *)head->data);
break;
}
while (strlen(result) + strlen(temp) + 2 >= capacity)
{
capacity *= DOUBLE;
result = realloc(result, capacity);
}
strcat(result, temp);
printValue(file, head->data, type);
if (head->next != NULL)
strcat(result, ",");
{
fputc(',', file);
}
head = head->next;
}
return result;
fputc('\n', file);
fclose(file);
}
int main(int argc, char *argv[])
@@ -386,26 +318,13 @@ int main(int argc, char *argv[])
if (head == NULL)
{
writeOutput(argv[OUTPUT_FILE], "Error");
// printf("Failed to read list.\n");
writeOutput(argv[OUTPUT_FILE], head, type, ERROR_CODE);
return 1;
}
printf("\nOriginal:\n");
printList(head, type);
printf("\n");
head = mergeSort(head, type);
char *listString;
listString = toString(head, type);
writeOutput(argv[OUTPUT_FILE], listString);
printf("Sorted:\n");
printList(head, type);
printf("\n");
writeOutput(argv[OUTPUT_FILE], head, type, OK_CODE);
freeList(head);