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Compiler and memory bug fixes

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This commit is contained in:
Chris
2026-02-06 10:56:56 +01:00
parent 6c4a8bd724
commit 0c44c3b660
12 changed files with 206 additions and 24 deletions
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63
src/kernel/fat32.c
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@@ -108,28 +108,63 @@ static void extract_parent_path(const char *path, char *parent) {
// Normalize path (remove .., ., etc)
void fat32_normalize_path(const char *path, char *normalized) {
char temp[FAT32_MAX_PATH];
int temp_len = 0;
// Initialize with current directory or root
if (path[0] == '/') {
// Absolute path
fs_strcpy(normalized, path);
temp[0] = '/';
temp[1] = 0;
temp_len = 1;
} else {
// Relative path - prepend current directory
if (fs_strcmp(current_dir, "/") == 0) {
normalized[0] = '/';
fs_strcpy(normalized + 1, path);
} else {
fs_strcpy(normalized, current_dir);
if (normalized[fs_strlen(normalized) - 1] != '/') {
fs_strcat(normalized, "/");
fs_strcpy(temp, current_dir);
temp_len = fs_strlen(temp);
}
int i = 0;
while (path[i]) {
// Skip separators
while (path[i] == '/') i++;
if (!path[i]) break;
// Extract component
char component[256];
int j = 0;
while (path[i] && path[i] != '/' && j < 255) {
component[j++] = path[i++];
}
component[j] = 0;
if (fs_strcmp(component, ".") == 0) {
continue;
} else if (fs_strcmp(component, "..") == 0) {
// Go up one level
if (temp_len > 1) { // Not root
while (temp_len > 0 && temp[temp_len - 1] != '/') {
temp_len--;
}
if (temp_len > 1) { // Remove trailing slash if not root
temp_len--;
}
temp[temp_len] = 0;
}
fs_strcat(normalized, path);
} else {
// Append component
if (temp[temp_len - 1] != '/') {
temp[temp_len++] = '/';
temp[temp_len] = 0;
}
fs_strcat(temp, component);
temp_len = fs_strlen(temp);
}
}
// Remove trailing slashes (except for root)
int len = fs_strlen(normalized);
while (len > 1 && normalized[len - 1] == '/') {
normalized[--len] = 0;
if (temp_len > 1 && temp[temp_len - 1] == '/') {
temp[--temp_len] = 0;
}
fs_strcpy(normalized, temp);
}
// Find file entry by path