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suckless code style

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Night Kaly 2024-03-10 10:54:08 +00:00
parent a8595d0aae
commit d2b85b6f88
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GPG key ID: 8E829D3381CFEBBE
3 changed files with 55 additions and 79 deletions
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97
ccc.c
View file

@ -36,7 +36,7 @@ int main(int argc, char** argv)
{
char cwd[PATH_MAX];
// check if it is interactive shell
/* check if it is interactive shell */
if (!isatty(STDIN_FILENO))
die("ccc: No tty detected. ccc requires an interactive shell to run.\n");
@ -47,18 +47,16 @@ int main(int argc, char** argv)
noecho();
curs_set(0);
// check terminal has colors
if (!has_colors())
{
/* check terminal has colors */
if (!has_colors()) {
endwin();
die("ccc: Color is not supported in your terminal.\n");
}
else {
} else {
start_color();
}
init_pair(1, COLOR_BLUE, COLOR_BLACK); // foreground, background
init_pair(2, COLOR_CYAN, COLOR_BLACK); // active color
init_pair(1, COLOR_BLUE, COLOR_BLACK); /* foreground, background */
init_pair(2, COLOR_CYAN, COLOR_BLACK); /* active color */
refresh();
half_width = COLS / 2;
@ -67,18 +65,15 @@ int main(int argc, char** argv)
highlight_current_line();
int ch;
while (1)
{
if (COLS < 80 || LINES < 24)
{
while (1) {
if (COLS < 80 || LINES < 24) {
endwin();
die("ccc: Terminal size needs to be at least 80x24\n");
}
ch = getch();
if (ch == 'q')
break;
switch (ch)
{
switch (ch) {
case '.':
list_cwd_files();
break;
@ -103,18 +98,17 @@ int main(int argc, char** argv)
current_selection = files_len() - 1;
highlight_current_line();
break;
case 27: // esc
case 27: /* esc */
break;
case KEY_RESIZE:
for (int i = 0; i < 2; i++)
{
for (int i = 0; i < 2; i++) {
delwin(windows[i].window);
}
init_windows();
break;
}
}
endwin(); // End curses
endwin(); /* End curses */
return 0;
}
@ -129,22 +123,18 @@ void list_cwd_files()
struct dirent *ep;
dp = opendir(cwd);
if (dp != NULL)
{
if (dp != NULL) {
int count = 0;
while ((ep = readdir(dp)) != NULL)
{
while ((ep = readdir(dp)) != NULL) {
char *filename = strdup(ep->d_name);
if (!filename)
{
// memory allocation failed
if (filename == NULL) {
/* memory allocation failed */
perror("ccc");
fprintf(stderr, "ccc: Cannot read filename %s.", ep->d_name);
exit(EXIT_FAILURE);
}
// can't be strncmp as that filter out dotfiles
if (strcmp(filename, ".") && strcmp(filename, ".."))
{
/* can't be strncmp as that filter out dotfiles */
if (strcmp(filename, ".") && strcmp(filename, "..")) {
add_file(filename);
mvwprintw(windows[0].window, count + 1, 1, "%s", filename);
count++;
@ -152,8 +142,7 @@ void list_cwd_files()
}
closedir(dp);
wrefresh(windows[0].window);
}
else {
} else {
perror("ccc");
}
}
@ -163,21 +152,19 @@ void list_cwd_files()
*/
void highlight_current_line()
{
for (long i = 0; i < files_len(); i++)
{
if (i == current_selection)
{
for (long i = 0; i < files_len(); i++) {
if (i == current_selection) {
wattron(windows[0].window, A_REVERSE);
wattron(windows[0].window, COLOR_PAIR(1));
}
char *name = get_filename(i);
mvwprintw(windows[0].window, i + 1, 1, "%s", name); // print actual file name
mvwprintw(windows[0].window, i + 1, 1, "%s", name); /* print actual file name */
wattroff(windows[0].window, A_REVERSE);
wattroff(windows[0].window, COLOR_PAIR(1));
}
wrefresh(windows[0].window); // refresh to see the changes
show_file_content(); // show file content every time cursor changes
wrefresh(windows[0].window); /* refresh to see the changes */
show_file_content(); /* show file content every time cursor changes */
}
/*
@ -186,13 +173,13 @@ void highlight_current_line()
void show_file_content()
{
FILE *file = fopen(get_filename((long) current_selection), "rb");
if (file)
{
if (file) {
wclear(windows[1].window);
draw_border_title(windows[1].window, true);
fseek(file, 0, SEEK_END);
long length = ftell(file);
fseek(file, 0, SEEK_SET);
char a[100];
char *buffer = memalloc(length * sizeof(char));
fread(buffer, 1, length, file);
fclose(file);
@ -213,11 +200,11 @@ void init_windows()
* |-----------------------------/
*/
// create windows
/* create windows */
WINDOW *directory = newwin(LINES, half_width, 0, 0);
WINDOW *preview = newwin(LINES, half_width, 0, half_width);
// draw border around windows
/* draw border around windows */
draw_border_title(directory, true);
draw_border_title(preview, false);
@ -231,31 +218,31 @@ void init_windows()
*/
void draw_border_title(WINDOW *window, bool active)
{
// turn on color depends on active
/* turn on color depends on active */
if (active) {
wattron(window, COLOR_PAIR(2));
} else {
wattron(window, COLOR_PAIR(1));
}
// draw top border
mvwaddch(window, 0, 0, ACS_ULCORNER); // upper left corner
mvwhline(window, 0, 1, ACS_HLINE, half_width - 2); // top horizontal line
mvwaddch(window, 0, half_width - 1, ACS_URCORNER); // upper right corner
/* draw top border */
mvwaddch(window, 0, 0, ACS_ULCORNER); /* upper left corner */
mvwhline(window, 0, 1, ACS_HLINE, half_width - 2); /* top horizontal line */
mvwaddch(window, 0, half_width - 1, ACS_URCORNER); /* upper right corner */
// draw side border
mvwvline(window, 1, 0, ACS_VLINE, LINES - 2); // left vertical line
mvwvline(window, 1, half_width - 1, ACS_VLINE, LINES - 2); // right vertical line
/* draw side border */
mvwvline(window, 1, 0, ACS_VLINE, LINES - 2); /* left vertical line */
mvwvline(window, 1, half_width - 1, ACS_VLINE, LINES - 2); /* right vertical line */
// draw bottom border
mvwaddch(window, LINES - 1, 0, ACS_LLCORNER); // lower left corner
mvwhline(window, LINES - 1, 1, ACS_HLINE, half_width - 2); // bottom horizontal line
mvwaddch(window, LINES - 1, half_width - 1, ACS_LRCORNER); // lower right corner
/* draw bottom border */
mvwaddch(window, LINES - 1, 0, ACS_LLCORNER); /* lower left corner */
mvwhline(window, LINES - 1, 1, ACS_HLINE, half_width - 2); /* bottom horizontal line */
mvwaddch(window, LINES - 1, half_width - 1, ACS_LRCORNER); /* lower right corner */
// turn color off after turning it on
/* turn color off after turning it on */
if (active) {
wattroff(window, COLOR_PAIR(2));
} else {
wattroff(window, COLOR_PAIR(1));
}
wrefresh(window); // Refresh the window to see the colored border and title
wrefresh(window); /* Refresh the window to see the colored border and title */
}

35
file.c
View file

@ -2,10 +2,10 @@
#include "util.h"
// files in a link list data structure
/* files in a link list data structure */
typedef struct file {
char *name;
// put some more useful stat here
/* put some more useful stat here */
struct file *next;
} file;
@ -18,8 +18,7 @@ long files_len()
{
file *current = files;
int count = 0;
while (current != NULL)
{
while (current != NULL) {
count++;
current = current->next;
}
@ -31,20 +30,17 @@ long add_file(char *filename)
file *current = files;
file *new_file = memalloc(sizeof(file));
char *buf = strdup(filename);
if (!buf)
{
if (!buf) {
perror("ccc");
}
new_file->name = buf;
new_file->next = NULL;
if (current == NULL)
{
if (current == NULL) {
files = new_file;
return 0;
}
long index = 1;
while (current->next != NULL)
{
while (current->next != NULL) {
current = current->next;
index++;
}
@ -55,16 +51,13 @@ long add_file(char *filename)
file *get_file(long index)
{
file *current = files;
if (index == 0)
{
if (index == 0) {
return current;
}
if (index > files_len())
{
if (index > files_len()) {
return NULL;
}
for (long i = 0; i < index; i++)
{
for (long i = 0; i < index; i++) {
current = current->next;
}
return current;
@ -73,17 +66,13 @@ file *get_file(long index)
char *get_filename(long index)
{
file *file = get_file(index);
if (file != NULL)
{
if (file != NULL) {
char *name = strdup(file->name);
if (!name)
{
if (!name) {
perror("ccc");
}
return name;
}
else
{
} else {
return NULL;
}
}

2
util.c
View file

@ -3,7 +3,7 @@
void die(char *reason)
{
fprintf(stderr, reason);
fprintf(stderr, "%s\n", reason);
exit(EXIT_FAILURE);
}