Remove colors and und use default color, and use better codestyle
This commit is contained in:
parent
05f2a0e6e3
commit
1f0d5f5ea1
SSH key fingerprint:
SHA256:B/hgVwUoBpx5vdNsXl9w8XwZljA9766uk6T4ubZp5HM
8 changed files with 521 additions and 523 deletions
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@ -1,5 +1,7 @@
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#ifndef RUSH_H_
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#define RUSH_H_
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#ifndef S_H_
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#define S_H_
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#define VERSION "1.0.0"
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#include <stdio.h>
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@ -1,10 +0,0 @@
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#ifndef COLOR_H_
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#define COLOR_H_
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const char *lavender = "174;174;255";
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const char *pink = "255;210;239";
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const char *blue = "137;180;250";
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char *color_text(char str[], const char *color);
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#endif
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@ -1,7 +1,6 @@
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#ifndef COMMANDS_H_
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#define COMMANDS_H_
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char *replace_absolute_home(char *str);
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int num_builtins(void);
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bool is_builtin(char *command);
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int execute(char **args, int fd, int options);
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113
src/90s.c
113
src/90s.c
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@ -9,12 +9,12 @@
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#include <signal.h>
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#include <ctype.h>
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#include "color.h"
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#include "constants.h"
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#include "history.h"
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#include "commands.h"
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void *memalloc(size_t size) {
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void *memalloc(size_t size)
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{
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void *ptr = malloc(size);
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if (!ptr) {
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fputs("90s: Error allocating memory\n", stderr);
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@ -23,7 +23,8 @@ void *memalloc(size_t size) {
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return ptr;
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}
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void change_terminal_attribute(int option) {
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void change_terminal_attribute(int option)
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{
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static struct termios oldt, newt;
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tcgetattr(STDIN_FILENO, &oldt);
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if (option) {
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@ -35,14 +36,15 @@ void change_terminal_attribute(int option) {
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}
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}
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char **setup_path_variable(void) {
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char **setup_path_variable(void)
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{
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char *envpath = getenv("PATH");
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if (envpath == NULL) {
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fprintf(stderr, "90s: PATH environment variable is missing\n");
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exit(EXIT_FAILURE);
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}
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char *path_cpy = memalloc(sizeof(char) * (strlen(envpath) + 1));
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char *path = memalloc(sizeof(char) * (strlen(envpath) + 1));
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char *path_cpy = memalloc(strlen(envpath) + 1);
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char *path = memalloc(strlen(envpath) + 1);
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strcpy(path_cpy, envpath);
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strcpy(path, envpath);
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int path_count = 0;
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@ -66,7 +68,8 @@ char **setup_path_variable(void) {
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return paths;
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}
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bool find_command(char **paths, char *command) {
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bool find_command(char **paths, char *command)
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{
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if (strncmp(command, "", 1) == 0) {
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return false;
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}
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@ -87,19 +90,23 @@ bool find_command(char **paths, char *command) {
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return false;
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}
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void shiftleft(int chars) {
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void shiftleft(int chars)
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{
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printf("\033[%dD", chars);
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}
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void shiftright(int chars) {
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void shiftright(int chars)
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{
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printf("\033[%dC", chars);
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}
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void clearline(void) {
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void clearline(void)
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{
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printf("\033[K"); // clear line to the right of cursor
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}
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void highlight(char *buffer, char **paths) {
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void highlight(char *buffer, char **paths)
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{
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char *cmd_part = strchr(buffer, ' ');
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char *command_without_arg = NULL;
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int cmd_len = 0;
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@ -107,8 +114,8 @@ void highlight(char *buffer, char **paths) {
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if (cmd_part != NULL) {
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cmd_len = cmd_part - buffer;
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char *cmd = memalloc(sizeof(char) * (cmd_len + 1));
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command_without_arg = memalloc(sizeof(char) * (cmd_len + 1));
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char *cmd = memalloc(cmd_len + 1);
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command_without_arg = memalloc(cmd_len + 1);
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for (int i = 0; i < (cmd_part - buffer); i++) {
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cmd[i] = buffer[i];
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}
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@ -124,28 +131,29 @@ void highlight(char *buffer, char **paths) {
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if (valid) {
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if (command_without_arg != NULL) {
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buffer += cmd_len;
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printf("\x1b[38;2;166;227;161m%s\x1b[0m\x1b[38;2;255;255;255m%s\x1b[0m", command_without_arg, buffer); // print green as valid command, but only color the command, not the arguments
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printf("\x1b[32m%s\x1b[37m%s\x1b[m", command_without_arg, buffer); // print green as valid command, but only color the command, not the arguments
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buffer -= cmd_len;
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} else {
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printf("\x1b[38;2;166;227;161m%s\x1b[0m", buffer); // print green as valid command
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printf("\x1b[32m%s\x1b[m", buffer); // print green as valid command
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}
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} else {
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if (command_without_arg != NULL) {
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buffer += cmd_len;
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printf("\x1b[38;2;243;139;168m%s\x1b[0m\x1b[38;2;255;255;255m%s\x1b[0m", command_without_arg, buffer); // print red as invalid command, but only color the command, not the arguments
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printf("\x1b[31m%s\x1b[37m%s\x1b[m", command_without_arg, buffer); // print red as invalid command, but only color the command, not the arguments
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buffer -= cmd_len;
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} else {
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printf("\x1b[38;2;243;139;168m%s\x1b[0m", buffer); // print red as invalid command
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printf("\x1b[31m%s\x1b[m", buffer); // print red as invalid command
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}
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}
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fflush(stdout);
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free(command_without_arg);
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}
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char *readline(char **paths) {
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char *readline(char **paths)
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{
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int bufsize = RL_BUFSIZE;
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int position = 0;
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char *buffer = memalloc(sizeof(char) * bufsize);
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char *buffer = memalloc(bufsize);
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bool moved = false;
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bool backspaced = false;
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@ -344,9 +352,10 @@ char *readline(char **paths) {
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}
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// split line into arguments
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char **argsplit(char *line) {
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char **argsplit(char *line)
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{
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int bufsize = TOK_BUFSIZE, position = 0;
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char **tokens = memalloc(bufsize * sizeof(char*));
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char **tokens = memalloc(sizeof(char *) * bufsize);
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char *token;
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token = strtok(line, TOK_DELIM);
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@ -356,7 +365,7 @@ char **argsplit(char *line) {
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if (position >= bufsize) {
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bufsize += TOK_BUFSIZE;
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tokens = realloc(tokens, bufsize * sizeof(char*));
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tokens = realloc(tokens, sizeof(char *) * bufsize);
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if (!tokens) {
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fprintf(stderr, "90s: Error allocating memory\n");
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exit(EXIT_FAILURE);
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@ -369,7 +378,8 @@ char **argsplit(char *line) {
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return tokens;
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}
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char **modifyargs(char **args) {
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char **modifyargs(char **args)
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{
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int num_arg = 0;
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// check if command is ls, diff, or grep, if so, add --color=auto to the arguments
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@ -392,7 +402,8 @@ char **modifyargs(char **args) {
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return args;
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}
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char *trimws(char *str) {
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char *trimws(char *str)
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{
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char *end;
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while (isspace((unsigned char) *str))
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str++;
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@ -405,7 +416,8 @@ char *trimws(char *str) {
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return str;
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}
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char ***pipe_argsplit(char *line) {
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char ***pipe_argsplit(char *line)
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{
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char ***cmdv = memalloc(sizeof(char **) * 128); // 127 commands, 1 for NULL
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char **cmds = memalloc(sizeof(char *) * 128); // 127 arguments, 1 for NULL
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int num_arg = 0;
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@ -429,34 +441,42 @@ char ***pipe_argsplit(char *line) {
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}
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// continously prompt for command and execute it
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void command_loop(char **paths) {
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void command_loop(char **paths)
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{
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char *line;
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char **args;
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int status = 1;
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while (status) {
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/* Get current time */
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time_t t = time(NULL);
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struct tm* current_time = localtime(&t); // get current time
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struct tm *current_time = localtime(&t);
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char timestr[256];
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char cwdstr[PATH_MAX];
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if (strftime(timestr, sizeof(timestr), "[%H:%M:%S]", current_time) == 0) { // format time string
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/* Format time string */
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if (strftime(timestr, sizeof(timestr), "[%H:%M:%S]", current_time) == 0) {
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return;
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}
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if (getcwd(cwdstr, sizeof(cwdstr)) == NULL) { // get current working directory
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char cwd[PATH_MAX];
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/* Get current working directory */
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if (getcwd(cwd, PATH_MAX) == NULL) {
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return;
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}
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char time[256];
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strcpy(time, timestr);
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char *modtime = memalloc(sizeof(char) * 256);
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modtime = color_text(time, lavender); // lavender colored time string
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char *cwd = memalloc(sizeof(char) * (PATH_MAX + 2));
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sprintf(cwd, "[%s]", cwdstr);
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cwd = replace_absolute_home(cwd);
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cwd = color_text(cwd, pink); // pink colored current directory
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char *arrow = memalloc(sizeof(char) * 32);
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strcpy(arrow, "»");
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arrow = color_text(arrow, blue);
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printf("%s %s %s ", modtime, cwd, arrow);
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char *home = getenv("HOME");
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size_t home_len = strlen(home);
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int i = 0, j = 0;
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/* Check if cwd starts with home */
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if (home && strncmp(cwd, home, home_len) == 0) {
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cwd[j++] = '~';
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i += home_len;
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}
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while (cwd[i] != '\0') {
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cwd[j++] = cwd[i++];
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}
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cwd[j] = '\0';
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/* Blue time string, pink time, teal arrow */
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printf("\033[34m%s\033[m \033[35m[%s] \033[36m>\033[m ", timestr, cwd);
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fflush(stdout);
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cmd_count = 0; // upward arrow key resets command count
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@ -487,17 +507,16 @@ void command_loop(char **paths) {
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free(args);
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}
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free(line);
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free(modtime);
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free(cwd);
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free(arrow);
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};
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}
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void quit_sig(int sig) {
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void quit_sig(int sig)
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{
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exit(EXIT_SUCCESS);
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}
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int main(int argc, char **argv) {
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int main(int argc, char **argv)
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{
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// setup
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signal(SIGINT, quit_sig);
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signal(SIGTERM, quit_sig);
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18
src/color.c
18
src/color.c
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@ -1,18 +0,0 @@
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include "90s.h"
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// color str in place
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char *color_text(char *str, const char *color) {
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int size = snprintf(NULL, 0, "\x1b[38;2;%sm%s\x1b[0m", color, str) + 1; // calculate size that is needed for colored string
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if (size < 0) {
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fprintf(stderr, "90s: snprintf failed\n");
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exit(EXIT_FAILURE);
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}
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char *buf = memalloc(size);
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snprintf(buf, size, "\x1b[38;2;%sm%s\x1b[0m", color, str); // format string to buf
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return buf;
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}
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@ -13,7 +13,7 @@
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int execute(char **args);
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// Function declarations for builtin commands
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/* Builtin commands */
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int cd(char **args);
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int help(char **args);
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int quit(char **args);
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@ -23,7 +23,6 @@ int source(char **args);
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int j(char **args);
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int bg(char **args);
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// List of builtin commands' names
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char *builtin_cmds[] = {
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"cd",
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"help",
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@ -38,7 +37,7 @@ char *builtin_cmds[] = {
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int (*builtin_func[]) (char **) = {
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&cd,
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&help,
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&quit, // cant name it exit as it is taken
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&quit, /* Can't name it exit as it is taken */
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&history,
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&export,
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&source,
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@ -53,12 +52,13 @@ char *shortcut_dirs[] = {
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};
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char *shortcut_expand_dirs[] = {
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"~/.nky/Coding/C/90s",
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"~/.nky/git/90s",
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"~/.local/bin",
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"/usr/local/bin",
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};
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char *gethome(void) {
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char *gethome(void)
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{
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char *home = getenv("HOME");
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if (home == NULL) {
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fprintf(stderr, "Error: HOME environment variable not set.\n");
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@ -67,14 +67,15 @@ char *gethome(void) {
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return home;
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}
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char *replace_home_dir(char *str) {
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char *replace_home_dir(char *str)
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{
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char *home_path = gethome();
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int path_len = strlen(str);
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int home_len = strlen(home_path);
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// Allocate memory for the new path
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char* new_path = memalloc(sizeof(char) * (path_len + home_len + 1));
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char* new_path = memalloc(path_len + home_len + 1);
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int i = 0, j = 0;
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while (str[i] != '\0') {
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@ -93,37 +94,14 @@ char *replace_home_dir(char *str) {
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return new_path;
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}
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char *replace_absolute_home(char *str) {
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char *home_path = gethome();
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int path_len = strlen(str);
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int home_len = strlen(home_path);
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// Allocate memory for the new path
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char* new_path = memalloc(sizeof(char) * (path_len - home_len + 2));
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int i = 0, j = 0;
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while (str[i] != '\0') {
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if (strncmp(&str[i], home_path, home_len) == 0) {
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// Copy HOME environment variable value
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new_path[j++] = '~';
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i += home_len;
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} else {
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new_path[j++] = str[i++];
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}
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}
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new_path[j] = '\0';
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return new_path;
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}
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// number of built in commands
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int num_builtins(void) {
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return sizeof(builtin_cmds) / sizeof(char *);
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}
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// autojump
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int j(char **args) {
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int j(char **args)
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{
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if (args[1] == NULL) {
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fprintf(stderr, "90s: not enough arguments\n");
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return -1;
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@ -143,7 +121,9 @@ int j(char **args) {
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return 1;
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}
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// change directory
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/*
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* Change directory
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*/
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int cd(char **args) {
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int i = 0;
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if (args[1] == NULL) {
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@ -166,9 +146,12 @@ int cd(char **args) {
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return 1;
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}
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// show help menu
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int help(char **args) {
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printf("90s %f\n", VERSION);
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/*
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* Show help menu
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*/
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int help(char **args)
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{
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printf("90s %s\n", VERSION);
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printf("Built in commands:\n");
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for (int i = 0; i < num_builtins(); i++) {
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|
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@ -180,11 +163,14 @@ int help(char **args) {
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return 1;
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}
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int quit(char **args) {
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return 0; // exit prompting loop, which also the shell
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int quit(char **args)
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{
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/* Exit prompt loop */
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return 0;
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}
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int history(char **args) {
|
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int history(char **args)
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{
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char **history = get_all_history(true);
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for (int i = 0; history[i] != NULL; ++i) {
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@ -196,8 +182,10 @@ int history(char **args) {
|
|||
return 1;
|
||||
}
|
||||
|
||||
int export(char **args) {
|
||||
args++; // skip the command
|
||||
int export(char **args)
|
||||
{
|
||||
/* Skip the command */
|
||||
args++;
|
||||
while (*args != NULL) {
|
||||
char *variable = strtok(*args, "=\n");
|
||||
char *value = strtok(NULL, "=\n");
|
||||
|
|
@ -215,7 +203,8 @@ int export(char **args) {
|
|||
return 1;
|
||||
}
|
||||
|
||||
int source(char **args) {
|
||||
int source(char **args)
|
||||
{
|
||||
if (args[1] == NULL) {
|
||||
fprintf(stderr, "90s: not enough arguments\n");
|
||||
return -1;
|
||||
|
|
@ -245,7 +234,8 @@ int source(char **args) {
|
|||
return status; // Indicate success
|
||||
}
|
||||
|
||||
int bg(char **args) {
|
||||
int bg(char **args)
|
||||
{
|
||||
if (args[1] == NULL) {
|
||||
fprintf(stderr, "90s: not enough arguments\n");
|
||||
return -1;
|
||||
|
|
@ -263,7 +253,9 @@ int bg(char **args) {
|
|||
printf("Job %i: %s\n", job_index, search->command);
|
||||
return 1;
|
||||
}
|
||||
bool is_builtin(char *command) {
|
||||
|
||||
bool is_builtin(char *command)
|
||||
{
|
||||
for (int i = 0; i < num_builtins(); i++) {
|
||||
if (strcmp(command, builtin_cmds[i]) == 0) {
|
||||
return true;
|
||||
|
|
@ -272,7 +264,8 @@ bool is_builtin(char *command) {
|
|||
return false;
|
||||
}
|
||||
|
||||
int launch(char **args, int fd, int options) {
|
||||
int launch(char **args, int fd, int options)
|
||||
{
|
||||
int is_bgj = (options & OPT_BGJ) ? 1 : 0;
|
||||
int redirect_stdout = (options & OPT_STDOUT) ? 1 : 0;
|
||||
int redirect_stdin = (options & OPT_STDIN) ? 1 : 0;
|
||||
|
|
@ -325,7 +318,8 @@ int launch(char **args, int fd, int options) {
|
|||
return 1;
|
||||
}
|
||||
// execute built in commands or launch commands and wait it to terminate, return 1 to keep shell running
|
||||
int execute(char **args) {
|
||||
int execute(char **args)
|
||||
{
|
||||
if (args[0] == NULL) { // An empty command was entered.
|
||||
return 1;
|
||||
}
|
||||
|
|
@ -407,7 +401,8 @@ int execute(char **args) {
|
|||
}
|
||||
|
||||
// execute_pipe with as many pipes as needed
|
||||
int execute_pipe(char ***args) {
|
||||
int execute_pipe(char ***args)
|
||||
{
|
||||
int pipefd[2];
|
||||
pid_t pid;
|
||||
int in = 0;
|
||||
|
|
|
|||
|
|
@ -13,7 +13,8 @@ FILE *history_file;
|
|||
char *histfile_path;
|
||||
int cmd_count = 0;
|
||||
|
||||
FILE *open_history_file(char *mode) {
|
||||
FILE *open_history_file(char *mode)
|
||||
{
|
||||
history_file = fopen(histfile_path, mode);
|
||||
if (history_file == NULL) {
|
||||
fprintf(stderr, "90s: Error opening history file\n");
|
||||
|
|
@ -21,7 +22,9 @@ FILE *open_history_file(char *mode) {
|
|||
}
|
||||
return history_file;
|
||||
}
|
||||
void check_history_file(void) {
|
||||
|
||||
void check_history_file(void)
|
||||
{
|
||||
char *env_home;
|
||||
env_home = getenv("XDG_CONFIG_HOME");
|
||||
if (env_home == NULL) {
|
||||
|
|
@ -48,7 +51,8 @@ void check_history_file(void) {
|
|||
}
|
||||
}
|
||||
|
||||
void save_command_history(char *args) {
|
||||
void save_command_history(char *args)
|
||||
{
|
||||
history_file = open_history_file("a+");
|
||||
char cmd[RL_BUFSIZE];
|
||||
cmd[0] = '\0';
|
||||
|
|
@ -60,8 +64,10 @@ void save_command_history(char *args) {
|
|||
fclose(history_file);
|
||||
}
|
||||
|
||||
char *read_command(int direction) {
|
||||
if (direction == 1) { // up
|
||||
char *read_command(int direction)
|
||||
{
|
||||
/* Up */
|
||||
if (direction == 1) {
|
||||
cmd_count++;
|
||||
} else { // down
|
||||
if (cmd_count == 0) {
|
||||
|
|
@ -84,7 +90,8 @@ char *read_command(int direction) {
|
|||
return history[num_history - cmd_count];
|
||||
}
|
||||
|
||||
int is_duplicate(char **history, int line_count, char *line) {
|
||||
int is_duplicate(char **history, int line_count, char *line)
|
||||
{
|
||||
for (int i = 0; i < line_count; ++i) {
|
||||
if (strcmp(history[i], line) == 0) {
|
||||
return 1;
|
||||
|
|
@ -93,7 +100,8 @@ int is_duplicate(char **history, int line_count, char *line) {
|
|||
return 0;
|
||||
}
|
||||
|
||||
char **get_all_history(bool check) {
|
||||
char **get_all_history(bool check)
|
||||
{
|
||||
history_file = open_history_file("r");
|
||||
char **history = memalloc(MAX_HISTORY * sizeof(char *));
|
||||
char buffer[RL_BUFSIZE];
|
||||
|
|
|
|||
|
|
@ -13,7 +13,8 @@ typedef struct job {
|
|||
|
||||
job *jobs = NULL;
|
||||
|
||||
int num_jobs(void) {
|
||||
int num_jobs(void)
|
||||
{
|
||||
job *current = jobs;
|
||||
int count = 0;
|
||||
while (current != NULL) {
|
||||
|
|
@ -23,7 +24,8 @@ int num_jobs(void) {
|
|||
return count;
|
||||
}
|
||||
|
||||
int add_job(pid_t pid, char *command, bool status) {
|
||||
int add_job(pid_t pid, char *command, bool status)
|
||||
{
|
||||
job *current = jobs;
|
||||
job *new_job = memalloc(sizeof(job));
|
||||
new_job->pid = pid;
|
||||
|
|
@ -45,7 +47,8 @@ int add_job(pid_t pid, char *command, bool status) {
|
|||
return index;
|
||||
}
|
||||
|
||||
job *get_job(int index) {
|
||||
job *get_job(int index)
|
||||
{
|
||||
job *current = jobs;
|
||||
if (index == 0) {
|
||||
return current;
|
||||
|
|
|
|||
Loading…
Reference in a new issue