401 lines
7.2 KiB
C
401 lines
7.2 KiB
C
#pragma GCC diagnostic ignored "-Wunused-function"
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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 <math.h>
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#include <dirent.h>
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#define BUF_SIZE 50
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void truncate_spaces_leading(char *str);
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void truncate_spaces_trailing(char *str);
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void read_line(char x);
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void cache_info(char *cache_path, char **cpu_name, char **gpu);
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static int count_files(DIR *package_dir);
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static char *get_sys(char *sys, char *os_name);
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static char *get_kernel(char *kern_name);
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static char *get_uptime(char *uptime);
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static char *get_RAM(char *ram_info);
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static char *get_cpu(char *cpuname);
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static char *get_gpu(char *gpu);
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static char *get_packages(char *package_count, char sys);
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void concatenate_and_print(char sys, char *os, char *cpu_name, char *gpu);
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int main(int argc, char *argv[]){
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char sys,
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*os_name = NULL,
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*cpu_name = NULL,
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*gpu = NULL,
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*os = malloc(BUF_SIZE),
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*cache_path = malloc(BUF_SIZE * 2);
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cache_info(cache_path, &cpu_name, &gpu);
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os = get_sys(&sys, os_name);
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if ( argv[1] != NULL ){
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sys = *(argv[1] + 1) ;
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}
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//This one is in logos.h
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concatenate_and_print(sys, os, cpu_name, gpu);
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free(os_name);
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free(cpu_name);
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free(gpu);
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free(cache_path);
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return 0;
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}
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void read_line(char x){
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int c;
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while (( c = getchar()) != x && c != EOF) { }
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}
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// taken from https://github.com/ss7m/paleofetch
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void truncate_spaces_leading(char *str){
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int src = 0, dst = 0;
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while(*(str + dst) == ' ') dst++;
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while(*(str + dst) != '\0') {
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*(str + src) = *(str + dst);
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if(*(str + (dst++)) == ' ')
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while(*(str + dst) == ' ') dst++;
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src++;
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}
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*(str + src) = '\0';
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}
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void truncate_spaces_trailing(char *str){
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int index, i = -1;
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i = 0;
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while(str[i] != '\0'){
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if(str[i] != ' ' && str[i] != '\t' && str[i] != '\n'){
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index= i;
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}
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i++;
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}
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str[index + 1] = '\0';
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}
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void cache_info(char *cache_path, char **cpu_name, char **gpu){
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snprintf(cache_path, BUF_SIZE * 2, "%s/.local/share/fetchy.cache", getenv("HOME"));
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FILE *FCache = NULL;
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if( (FCache = fopen(cache_path, "r")) ){
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*cpu_name = malloc(BUF_SIZE * 4);
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*gpu = malloc(BUF_SIZE * 4);
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char *line = malloc(BUF_SIZE * 4);
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fgets(line, BUF_SIZE * 4, FCache);
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snprintf(*cpu_name, BUF_SIZE * 4, "\x1b[36mCPU\x1b[0m -> %s", strchr(line, ':') +2);
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truncate_spaces_trailing(*cpu_name);
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fgets(line, BUF_SIZE * 4, FCache);
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snprintf(*gpu, BUF_SIZE * 4, "\x1b[36mGPU\x1b[0m -> %s", strchr(line, ':') +2);
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truncate_spaces_trailing(*gpu);
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fclose(FCache);
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free(line);
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}
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else {
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FCache = fopen(cache_path, "w");
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if( FCache == NULL ){
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printf("\nCan't open cache file.\n");
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exit(EXIT_FAILURE);
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}
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fprintf(FCache, "CPU : %s\n", get_cpu(*cpu_name));
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fprintf(FCache, "GPU : %s\n", get_gpu(*gpu));
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fclose(FCache);
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printf("\n\aFILE CACHING DONE!! \n\nValues returned : \nCPU -> %s\nGPU -> %s\n\n Caching occurs only once, every subsequent execution will run program normally. Enjoy!\n\n", get_cpu(*cpu_name), get_gpu(*gpu));
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free(*cpu_name); free(*gpu);
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exit(0);
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}
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}
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static int count_files(DIR *package_dir){
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struct dirent * entry;
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int file_count = 0;
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while ((entry = readdir(package_dir)) != NULL) {
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if (entry->d_type == DT_DIR) {
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file_count++;
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}
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}
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closedir(package_dir);
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return file_count;
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}
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static char *get_sys(char *sys, char *os_name){
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os_name = malloc(BUF_SIZE);
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char *name = malloc(BUF_SIZE);
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FILE *sysName = fopen("/etc/issue", "rt");
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if( sysName == NULL ){
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printf("\nCan't get os name\n");
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exit(EXIT_FAILURE);
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}
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fscanf(sysName, "%s ", name);
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fclose(sysName);
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truncate_spaces_leading(name);
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snprintf(os_name, BUF_SIZE, "\x1b[36mOS\x1b[0m -> %s Linux", name);
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if ( !strcmp( name, "Arch") ) *sys = 'a';
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if ( !strcmp( name, "Artix") ) *sys = 'x';
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if ( !strcmp( name, "Arco") ) *sys = 'r';
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if ( !strcmp( name, "Debian")) *sys = 'd';
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if ( !strcmp( name, "Ubuntu")) *sys = 'u';
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free(name);
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return os_name;
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}
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static char *get_cpu(char *cpu_name){
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char *line = malloc(BUF_SIZE * 4);
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cpu_name = malloc(BUF_SIZE * 4);
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FILE *cpu = fopen("/proc/cpuinfo", "rt");
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if( cpu == NULL ){
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printf("\nCan't get cpu info\n");
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exit(EXIT_FAILURE);
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}
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for(int i = 0; i < 5; i++)
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fgets(line, BUF_SIZE * 4, cpu);
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snprintf(cpu_name, BUF_SIZE * 4, "%s", strchr(line, ':') +2);
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truncate_spaces_trailing(cpu_name);
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fclose(cpu);
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free(line);
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return cpu_name;
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}
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static char *get_gpu(char *gpu){
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gpu = malloc(BUF_SIZE * 3);
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FILE *gpuName = popen("lspci -v | grep VGA -m 1 | awk -F'[' '{ print $2 }' | awk -F']' '{ print $1 }' ", "r");
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fscanf(gpuName, "%[^\n]%s", gpu);
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truncate_spaces_leading(gpu);
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truncate_spaces_trailing(gpu);
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fclose(gpuName);
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if(strstr(gpu, "VGA"))
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strcpy(gpu, "CPU's integrated graphics");
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return gpu;
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}
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static char *get_kernel(char *kern_name){
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kern_name = malloc(BUF_SIZE);
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char *kernel = malloc(BUF_SIZE);
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FILE *kInfo = fopen("/proc/version", "rt");
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if( kInfo == NULL ){
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printf("\nCan't get kernel info\n");
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exit(EXIT_FAILURE);
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}
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fscanf(kInfo, "Linux version %s ", kernel);
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fclose(kInfo);
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truncate_spaces_leading(kernel);
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snprintf(kern_name, BUF_SIZE + 5, "\x1b[36mKERN\x1b[0m -> Linux %s", kernel);
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free(kernel);
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return kern_name;
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}
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static char *get_uptime(char *uptime){
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int sec,
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hr,
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min;
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FILE *FUp = fopen("/proc/uptime", "rt");
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uptime = malloc(BUF_SIZE);
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if( FUp == NULL ){
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printf("\nCan't get uptime info\n");
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exit(EXIT_FAILURE);
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}
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fscanf(FUp, "%d", &sec);
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fclose(FUp);
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hr = (sec/60/60%24);
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min = (sec/60%60);
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snprintf(uptime, BUF_SIZE, "\x1b[36mUPT\x1b[0m -> %dh, %dmin", hr, min);
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return uptime;
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}
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static char *get_packages(char *package_count, char sys){
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int pkg_count = 0;
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package_count = malloc(BUF_SIZE);
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switch (sys){
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case 'r':
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case 'x':
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case 'a':
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pkg_count = count_files(opendir("/var/lib/pacman/local"));
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break;
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case 'd':
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case 'u':
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pkg_count = count_files(opendir("/usr/bin")) + count_files(opendir("/sbin"));
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break;
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default:
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printf("\n\n\aUnable to find package list\n\n");
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exit(EXIT_FAILURE);
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}
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snprintf(package_count, BUF_SIZE, "\x1b[36mPKGS\x1b[0m -> %d", pkg_count);
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return package_count;
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}
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static char *get_RAM(char *ram_info){
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int bar_percent;
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float total,
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free_mem,
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used,
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real_percent;
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ram_info = malloc(BUF_SIZE * 3);
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char *line = malloc(BUF_SIZE * 3),
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bar[] = "[----------]";
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FILE *RAM = fopen("/proc/meminfo", "rt");
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fgets(line, BUF_SIZE * 3, RAM);
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truncate_spaces_leading(line);
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sscanf(line, " MemTotal: %f", &total);
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fgets(line, BUF_SIZE * 3, RAM);
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fgets(line, BUF_SIZE * 3, RAM);
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truncate_spaces_leading(line);
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sscanf(line, " MemAvailable: %f", &free_mem);
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fclose(RAM);
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used = total - free_mem;
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real_percent = (used / total) * 100;
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bar_percent = (real_percent / 10 + 0.35);
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for( int i = 1; i <= bar_percent; i++){
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bar[i] = '*';
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}
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snprintf(ram_info, BUF_SIZE * 3, "\x1b[36mRAM\x1b[0m -> %.2f GB of %.2f GB, %s -> %.2f %%", used / 1000000, total / 1000000, bar, real_percent);
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free(line);
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return ram_info;
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}
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#include "logos.h"
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