From 94c6be83b54ea9cb3dab2bf84c8425c1d1a9863a Mon Sep 17 00:00:00 2001 From: TheDarkBug Date: Thu, 23 Dec 2021 16:23:25 +0100 Subject: [PATCH] Added comments to get_info --- uwufetch.c | 301 +++++++++++++++++++++++------------------------------ 1 file changed, 130 insertions(+), 171 deletions(-) diff --git a/uwufetch.c b/uwufetch.c index d542e9f..d5431b9 100644 --- a/uwufetch.c +++ b/uwufetch.c @@ -106,13 +106,12 @@ struct configuration { // info that will be printed with the logo struct info { - char user[128], // username - host[256], // hostname (computer name) - shell[64], // shell name - host_model[256], // motherboard name - host_model_version[256], // alternative to motherboard name if it doesn't exist - kernel[256], // kernel name (linux 5.x-whatever) - os_name[64], // os name (arch linux, windows, mac os) + char user[128], // username + host[256], // hostname (computer name) + shell[64], // shell name + host_model[256], // motherboard name + kernel[256], // kernel name (linux 5.x-whatever) + os_name[64], // os name (arch linux, windows, mac os) cpu_model[256], gpu_model[64][256], pkgman_name[64], // package managers string @@ -827,7 +826,6 @@ void uwu_hw(char* hwname) { } // get all necessary info -// I'LL COMMENT THIS FUNCTION LATER #ifdef _WIN32 struct info get_info(struct configuration* config_flags) #else @@ -835,9 +833,9 @@ struct info get_info() #endif { struct info user_info = {0}; - char line[256]; // var to scan file lines + char buffer[256]; // line buffer -// terminal width used to truncate long names +// get terminal width used to truncate long names #ifndef _WIN32 ioctl(STDOUT_FILENO, TIOCGWINSZ, &user_info.win); user_info.target_width = user_info.win.ws_col - 30; @@ -848,33 +846,30 @@ struct info get_info() #endif // _WIN32 // os version, cpu and board info - FILE* os_release = fopen("/etc/os-release", "r"); + FILE* os_release = fopen("/etc/os-release", "r"); // os name file #ifndef __FREEBSD__ - FILE* cpuinfo = fopen("/proc/cpuinfo", "r"); + FILE* cpuinfo = fopen("/proc/cpuinfo", "r"); // cpu name file for not-freebsd systems #else - FILE* cpuinfo = popen("sysctl -a | egrep -i 'hw.model'", "r"); + FILE* cpuinfo = popen("sysctl -a | egrep -i 'hw.model'", "r"); // cpu name command for freebsd #endif - FILE* host_model_info = - fopen("/sys/devices/virtual/dmi/id/board_name", - "r"); // try to get board name - if (!host_model_info) - host_model_info = fopen("/sys/devices/virtual/dmi/id/product_name", - "r"); // if couldn't then try another - if (!host_model_info) // if failed - host_model_info = fopen("/etc/hostname", "r"); // etc. - if (host_model_info) { // if succeeded to open one of the file - fgets(line, 256, host_model_info); - line[strlen(line) - 1] = '\0'; - sprintf(user_info.host_model, "%s", line); - fclose(host_model_info); + // trying to get some kind of information about the name of the computer (hopefully a product full name) + FILE* model_fp = fopen("/sys/devices/virtual/dmi/id/product_version", "r"); // trying to get product version + if (!model_fp) model_fp = fopen("/sys/devices/virtual/dmi/id/product_name", "r"); // trying to get product name + if (!model_fp) model_fp = fopen("/sys/devices/virtual/dmi/id/board_name", "r"); // trying to get motherboard name + if (model_fp) { + fgets(buffer, 256, model_fp); + buffer[strlen(buffer) - 1] = '\0'; + sprintf(user_info.host_model, "%s", buffer); // read model name + fclose(model_fp); } #ifdef _WIN32 - host_model_info = popen("wmic computersystem get model", "r"); - while (fgets(line, sizeof(line), host_model_info)) { - if (strstr(line, "Model") != 0) + // all the previous files obviously did not exist on windows + model_fp = popen("wmic computersystem get model", "r"); + while (fgets(buffer, sizeof(buffer), model_fp)) { + if (strstr(buffer, "Model") != 0) continue; else { - sprintf(user_info.host_model, "%s", line); + sprintf(user_info.host_model, "%s", buffer); user_info.host_model[strlen(user_info.host_model) - 2] = '\0'; break; } @@ -885,54 +880,45 @@ struct info get_info() #elif defined(__APPLE__) #define HOSTCTL "hw.model" #endif - host_model_info = popen("sysctl -a " HOSTCTL, "r"); - while (fgets(line, sizeof(line), host_model_info)) - if (sscanf(line, HOSTCTL ": %[^\n]", user_info.host_model)) break; -#endif // _WIN32 - FILE* host_model_version = - fopen("/sys/devices/virtual/dmi/id/product_version", "r"); - - if (os_release) { // get normal vars - while (fgets(line, sizeof(line), os_release)) - if (sscanf(line, "\nID=\"%s\"", user_info.os_name) || - sscanf(line, "\nID=%s", user_info.os_name)) - break; - - // trying to detect amogos because in its os-release file ID value is - // just "debian" - if (strcmp(user_info.os_name, "debian") == 0 || - strcmp(user_info.os_name, "raspbian") == - 0) // will be removed when amogos will have an os-release file - // with ID=amogos - { + model_fp = popen("sysctl -a " HOSTCTL, "r"); + while (fgets(buffer, sizeof(buffer), model_fp)) + if (sscanf(buffer, HOSTCTL ": %[^\n]", user_info.host_model)) break; +#endif // _WIN32 + if (os_release) { // get normal vars if os_release exists + while (fgets(buffer, sizeof(buffer), os_release) && !(sscanf(buffer, "\nID=\"%s\"", user_info.os_name) || sscanf(buffer, "\nID=%s", user_info.os_name))) + ; + /* trying to detect amogos because in its os-release file ID value is just "debian", + will be removed when amogos will have an os-release file with ID=amogos */ + if (strcmp(user_info.os_name, "debian") == 0 || strcmp(user_info.os_name, "raspbian") == 0) { DIR* amogos_plymouth = opendir("/usr/share/plymouth/themes/amogos"); if (amogos_plymouth) { closedir(amogos_plymouth); sprintf(user_info.os_name, "amogos"); } } - if (host_model_version) { - while (fgets(line, sizeof(line), host_model_version)) - if (sscanf(line, "%[^\n]", user_info.host_model_version)) break; - if (host_model_version) { - char version[32]; - while (fgets(line, sizeof(line), host_model_version)) { - if (sscanf(line, "%[^\n]", version)) { - strcat(user_info.host_model_version, " "); - strcat(user_info.host_model_version, version); - break; - } + /* if (model_fp) { // what the fuck is this? I don't remember writing this code + while (fgets(buffer, sizeof(buffer), model_fp) && !(sscanf(buffer, "%[^\n]", user_info.host_model))) + ; + char version[32]; + while (fgets(buffer, sizeof(buffer), model_fp)) { + if (sscanf(buffer, "%[^\n]", version)) { + strcat(user_info.host_model, " "); + strcat(user_info.host_model, version); + break; } } - } - while (fgets(line, sizeof(line), cpuinfo)) { + } */ + + // getting cpu name + while (fgets(buffer, sizeof(buffer), cpuinfo)) { #ifdef __FREEBSD__ - if (sscanf(line, "hw.model: %[^\n]", user_info.cpu_model)) + if (sscanf(buffer, "hw.model: %[^\n]", user_info.cpu_model)) #else - if (sscanf(line, "model name : %[^\n]", user_info.cpu_model)) + if (sscanf(buffer, "model name : %[^\n]", user_info.cpu_model)) break; #endif // __FREEBSD__ } + // getting username char* tmp_user = getenv("USER"); if (tmp_user == NULL) sprintf(user_info.user, "%s", ""); @@ -940,34 +926,31 @@ struct info get_info() sprintf(user_info.user, "%s", tmp_user); fclose(os_release); } else { // try for android vars, next for Apple var, or unknown system + // android DIR* system_app = opendir("/system/app/"); DIR* system_priv_app = opendir("/system/priv-app/"); DIR* library = opendir("/Library/"); - if (system_app && system_priv_app) { // android + if (system_app && system_priv_app) { closedir(system_app); closedir(system_priv_app); sprintf(user_info.os_name, "android"); - // android vars + // username FILE* whoami = popen("whoami", "r"); if (fscanf(whoami, "%s", user_info.user) == 3) sprintf(user_info.user, "unknown"); fclose(whoami); - host_model_info = popen("getprop ro.product.model", "r"); - while (fgets(line, sizeof(line), host_model_info)) - if (sscanf(line, "%[^\n]", user_info.host_model)) break; + // model name + model_fp = popen("getprop ro.product.model", "r"); + while (fgets(buffer, sizeof(buffer), model_fp) && !sscanf(buffer, "%[^\n]", user_info.host_model)) + ; #ifndef __FREEBSD__ - while (fgets(line, sizeof(line), cpuinfo)) - if (sscanf(line, "Hardware : %[^\n]", - user_info.cpu_model)) - break; + while (fgets(buffer, sizeof(buffer), cpuinfo) && sscanf(buffer, "Hardware : %[^\n]", user_info.cpu_model)) + ; #endif - } else if (library) // Apple - { + } else if (library) { // Apple closedir(library); #ifdef __APPLE__ - sysctlbyname("machdep.cpu.brand_string", &cpu_buffer, - &cpu_buffer_len, NULL, 0); - + sysctlbyname("machdep.cpu.brand_string", &cpu_buffer, &cpu_buffer_len, NULL, 0); // cpu name #ifndef __IPHONE__ sprintf(user_info.os_name, "macos"); #else @@ -976,55 +959,52 @@ struct info get_info() sprintf(user_info.cpu_model, "%s", cpu_buffer); #endif } else - sprintf(user_info.os_name, "unknown"); + sprintf(user_info.os_name, "unknown"); // if no option before is working, the system is unknown } #ifndef __FREEBSD__ fclose(cpuinfo); #endif #ifndef _WIN32 - gethostname(user_info.host, 256); - // #endif // _WIN32 - char* tmp_shell = getenv("SHELL"); + gethostname(user_info.host, 256); // hostname + char* tmp_shell = getenv("SHELL"); // shell name if (tmp_shell == NULL) sprintf(user_info.shell, "%s", ""); else sprintf(user_info.shell, "%s", tmp_shell); - if (strlen(user_info.shell) > 16) - memmove(&user_info.shell, &user_info.shell[27], - strlen(user_info.shell)); // android shell was too long, this - // works only for termux -#else + if (strlen(user_info.shell) > 16) // android shell was too long, this works only for termux + memmove(&user_info.shell, &user_info.shell[27], strlen(user_info.shell)); +#else // if _WIN32 + // cpu name cpuinfo = popen("wmic cpu get caption", "r"); - while (fgets(line, sizeof(line), cpuinfo)) { - if (strstr(line, "Caption") != 0) + while (fgets(buffer, sizeof(buffer), cpuinfo)) { + if (strstr(buffer, "Caption") != 0) continue; else { - sprintf(user_info.cpu_model, "%s", line); + sprintf(user_info.cpu_model, "%s", buffer); user_info.cpu_model[strlen(user_info.cpu_model) - 2] = '\0'; break; } } + // username FILE* user_host_fp = popen("wmic computersystem get username", "r"); - while (fgets(line, sizeof(line), user_host_fp)) { - if (strstr(line, "UserName") != 0) + while (fgets(buffer, sizeof(buffer), user_host_fp)) { + if (strstr(buffer, "UserName") != 0) continue; else { - sscanf(line, "%[^\\]%s", user_info.host, user_info.user); + sscanf(buffer, "%[^\\]%s", user_info.host, user_info.user); memmove(user_info.user, user_info.user + 1, sizeof(user_info.user) - 1); break; } } + // powershell version FILE* shell_fp = popen("powershell $PSVersionTable", "r"); sprintf(user_info.shell, "PowerShell "); char tmp_shell[64]; - while (fgets(line, sizeof(line), shell_fp)) - if (sscanf(line, "PSVersion %s", tmp_shell) != 0) - break; + while (fgets(buffer, sizeof(buffer), shell_fp) && sscanf(buffer, "PSVersion %s", tmp_shell) == 0) + ; strcat(user_info.shell, tmp_shell); #endif // _WIN32 - - // truncate CPU name truncate_str(user_info.cpu_model, user_info.target_width); // system resources @@ -1034,39 +1014,38 @@ struct info get_info() #ifndef __APPLE__ #ifndef __FREEBSD__ #ifndef _WIN32 - sysinfo(&user_info.sys); // somehow this function has to be called again in - // print_info() - #else // _WIN32 + sysinfo(&user_info.sys); // somehow this function has to be called again in print_info() + #else GetSystemInfo(&user_info.sys); - #endif // _WIN32 + #endif #endif #endif #ifndef _WIN32 truncate_str(user_info.sys_var.release, user_info.target_width); - sprintf(user_info.kernel, "%s %s %s", user_info.sys_var.sysname, - user_info.sys_var.release, user_info.sys_var.machine); + sprintf(user_info.kernel, "%s %s %s", user_info.sys_var.sysname, user_info.sys_var.release, user_info.sys_var.machine); // kernel name truncate_str(user_info.kernel, user_info.target_width); #else // _WIN32 + // os name and windows version sprintf(user_info.os_name, "windows"); FILE* kernel_fp = popen("wmic computersystem get systemtype", "r"); - while (fgets(line, sizeof(line), kernel_fp)) { - if (strstr(line, "SystemType") != 0) + while (fgets(buffer, sizeof(buffer), kernel_fp)) { + if (strstr(buffer, "SystemType") != 0) continue; else { - sprintf(user_info.kernel, "%s", line); + sprintf(user_info.kernel, "%s", buffer); user_info.kernel[strlen(user_info.kernel) - 2] = '\0'; break; } } - if (kernel_fp != NULL) pclose(kernel_fp); + if (kernel_fp) pclose(kernel_fp); #endif // _WIN32 // ram #ifndef __APPLE__ #ifdef _WIN32 - FILE* mem_used_fp = popen("wmic os get freevirtualmemory", "r"); - FILE* mem_total_fp = popen("wmic os get totalvirtualmemorysize", "r"); + FILE* mem_used_fp = popen("wmic os get freevirtualmemory", "r"); // free memory + FILE* mem_total_fp = popen("wmic os get totalvirtualmemorysize", "r"); // total memory char mem_used_ch[2137] = {0}, mem_total_ch[2137] = {0}; while (fgets(mem_total_ch, sizeof(mem_total_ch), mem_total_fp) != NULL) { @@ -1088,38 +1067,30 @@ struct info get_info() } pclose(mem_used_fp); pclose(mem_total_fp); - #else + #else // if not _WIN32 FILE* meminfo; #ifdef __FREEBSD__ - meminfo = popen("LANG=EN_us freecolor -om 2> /dev/null", "r"); + meminfo = popen("LANG=EN_us freecolor -om 2> /dev/null", "r"); // free alternative for freebsd #else - meminfo = popen("LANG=EN_us free -m 2> /dev/null", "r"); + meminfo = popen("LANG=EN_us free -m 2> /dev/null", "r"); // get ram info with free #endif - while (fgets(line, sizeof(line), meminfo)) - // free command prints like this: "Mem:" total used free shared - // buff/cache available - sscanf(line, "Mem: %d %d", &user_info.ram_total, &user_info.ram_used); + while (fgets(buffer, sizeof(buffer), meminfo)) + // free command prints like this: "Mem:" total used free shared buff/cache available + sscanf(buffer, "Mem: %d %d", &user_info.ram_total, &user_info.ram_used); fclose(meminfo); #endif -#else +#else // if __APPLE__ // Used FILE *mem_wired_fp, *mem_active_fp, *mem_compressed_fp; - mem_wired_fp = - popen("vm_stat | awk '/wired/ { printf $4 }' | cut -d '.' -f 1", "r"); - mem_active_fp = - popen("vm_stat | awk '/active/ { printf $3 }' | cut -d '.' -f 1", "r"); - mem_compressed_fp = popen( - "vm_stat | awk '/occupied/ { printf $5 }' | cut -d '.' -f 1", "r"); + mem_wired_fp = popen("vm_stat | awk '/wired/ { printf $4 }' | cut -d '.' -f 1", "r"); + mem_active_fp = popen("vm_stat | awk '/active/ { printf $3 }' | cut -d '.' -f 1", "r"); + mem_compressed_fp = popen("vm_stat | awk '/occupied/ { printf $5 }' | cut -d '.' -f 1", "r"); char mem_wired_ch[2137], mem_active_ch[2137], mem_compressed_ch[2137]; - while (fgets(mem_wired_ch, sizeof(mem_wired_ch), mem_wired_fp) != NULL) { - while (fgets(mem_active_ch, sizeof(mem_active_ch), mem_active_fp) != - NULL) { - while (fgets(mem_compressed_ch, sizeof(mem_compressed_ch), - mem_compressed_fp) != NULL) { - } - } - } + while (fgets(mem_wired_ch, sizeof(mem_wired_ch), mem_wired_fp) != NULL) + while (fgets(mem_active_ch, sizeof(mem_active_ch), mem_active_fp) != NULL) + while (fgets(mem_compressed_ch, sizeof(mem_compressed_ch), mem_compressed_fp) != NULL) + ; pclose(mem_wired_fp); pclose(mem_active_fp); @@ -1131,26 +1102,24 @@ struct info get_info() // Total sysctlbyname("hw.memsize", &mem_buffer, &mem_buffer_len, NULL, 0); - user_info.ram_used = ((mem_wired + mem_active + mem_compressed) * 4 / 1024); user_info.ram_total = mem_buffer / 1024 / 1024; #endif - /* ---------- gpu ---------- */ - int gpun = 0; // number of the gpu that the program is searching for to put - // in the array + // gpus + int gpuc = 0; // gpu counter #ifndef _WIN32 setenv("LANG", "en_US", 1); // force language to english -#endif // _WIN32 +#endif FILE* gpu; #ifndef _WIN32 gpu = popen("lshw -class display 2> /dev/null", "r"); // add all gpus to the array gpu_model - while (fgets(line, sizeof(line), gpu)) - if (sscanf(line, " product: %[^\n]", user_info.gpu_model[gpun])) - gpun++; -#endif // _WIN32 + while (fgets(buffer, sizeof(buffer), gpu)) + if (sscanf(buffer, " product: %[^\n]", user_info.gpu_model[gpuc])) + gpuc++; +#endif if (strlen(user_info.gpu_model[0]) < 2) { // get gpus with lspci command @@ -1159,49 +1128,40 @@ struct info get_info() #ifdef _WIN32 gpu = popen("wmic PATH Win32_VideoController GET Name", "r"); #else - gpu = popen("lspci -mm 2> /dev/null | grep \"VGA\" | awk -F '\"' " - "'{print $4 $5 $6}'", - "r"); + gpu = popen("lspci -mm 2> /dev/null | grep \"VGA\" | awk -F '\"' '{print $4 $5 $6}'", "r"); #endif #else - gpu = popen("system_profiler SPDisplaysDataType | awk -F ': ' " - "'/Chipset Model: /{ print $2 }'", - "r"); + gpu = popen("system_profiler SPDisplaysDataType | awk -F ': ' '/Chipset Model: /{ print $2 }'", "r"); #endif } else - gpu = popen("getprop ro.hardware.vulkan 2> /dev/null", "r"); + gpu = popen("getprop ro.hardware.vulkan 2> /dev/null", "r"); // for android } // get all the gpus - while (fgets(line, sizeof(line), gpu)) { - if (strstr(line, "Name")) + while (fgets(buffer, sizeof(buffer), gpu)) { + // windows + if (strstr(buffer, "Name") || (strlen(buffer) == 2)) continue; - else if (strlen(line) == 2) - continue; - // ^^^ for windows - else if (sscanf(line, "%[^\n]", user_info.gpu_model[gpun])) - gpun++; + else if (sscanf(buffer, "%[^\n]", user_info.gpu_model[gpuc])) + gpuc++; } fclose(gpu); - // truncate GPU name and remove square brackets - for (int i = 0; i < gpun; i++) { + // format gpu names + for (int i = 0; i < gpuc; i++) { remove_brackets(user_info.gpu_model[i]); truncate_str(user_info.gpu_model[i], user_info.target_width); } // Resolution #ifndef _WIN32 - FILE* resolution = - popen("xwininfo -root 2> /dev/null | grep -E 'Width|Height'", "r"); - while (fgets(line, sizeof(line), resolution)) { - sscanf(line, " Width: %d", &user_info.screen_width); - sscanf(line, " Height: %d", &user_info.screen_height); + FILE* resolution = popen("xwininfo -root 2> /dev/null | grep -E 'Width|Height'", "r"); + while (fgets(buffer, sizeof(buffer), resolution)) { + sscanf(buffer, " Width: %d", &user_info.screen_width); + sscanf(buffer, " Height: %d", &user_info.screen_height); } -#endif // _WIN32 - - if (strcmp(user_info.os_name, "windows")) - MOVE_CURSOR = "\033[21C"; +#endif + if (strcmp(user_info.os_name, "windows")) MOVE_CURSOR = "\033[21C"; // windows logo is slightly bigger // package count #ifdef _WIN32 @@ -1210,14 +1170,13 @@ struct info get_info() user_info.pkgs = pkgman(&user_info); #endif // _WIN32 + // uwufy info uwu_kernel(user_info.kernel); - - for (int i = 0; user_info.gpu_model[i][0]; i++) - uwu_hw(user_info.gpu_model[i]); + for (int i = 0; user_info.gpu_model[i][0]; i++) uwu_hw(user_info.gpu_model[i]); uwu_hw(user_info.cpu_model); uwu_hw(user_info.host_model); return user_info; -} // get_info +} /* prints distribution list distributions are listed by distribution branch