Refactor

Makefile

@@ -1,11 +1,15 @@
-CC := gcc
+CC := cc
 CFLAGS :=
 
-mycfetch: main.c info.c order.c
-	$(CC) main.c info.c -o mycfetch $(CFLAGS)
+all: mycfetch
+
+mycfetch: main.c config.h
+	$(CC) main.c -o mycfetch $(CFLAGS)
 
 install: mycfetch
 	cp mycfetch /usr/bin/mycfetch
 
 clean:
 	rm mycfetch
+
+.PHONY: all install clean

config.h

@@ -0,0 +1,29 @@
+const int max_username_length = 128;
+const int max_hostname_length = 128;
+const int max_uptime_length   = 40;
+
+char *art[] = {
+// FreeBSD
+    "\033[31m_    _\033[0m",
+    "\033[31m\\‾‾‾‾/\033[0m",
+    "\033[31m|^ww^|\033[0m",
+    "\033[31m\\____/\033[0m"
+
+// Gentoo
+// "\x1B[38;5;135m /‾\\",
+// "\x1B[38;5;135m( \x1B[38;5;183mo \x1B[38;5;135m\\",
+// "\x1B[38;5;135m/   /",
+// "\x1B[38;5;135m\\__/"
+
+// Arch
+// "   /\\    ",
+// "  /\\ \\  ",
+// " /    \\  ",
+// "/__/\\__\\"
+
+// Just cute cat
+// " ╱|、    ",
+// "(˚ˎ。7   ",
+// " |、˜〵  ",
+// "じしˍ,)ノ"
+};

info.c

@@ -1,48 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-char *GetKernelVer(void)
-{
-	FILE *ptr;
-	char *uptime = malloc(50 * sizeof(char));
-	for (int i = 0; i < 50; ++i)
-		uptime[i] = 0;
-	ptr = popen("/bin/uname -r", "r");
-	if (ptr == NULL)
-		return "idk";
-	fgets(uptime, 49, ptr);
-	pclose(ptr);
-	int i = 0;
-	for (i = 0; uptime[i] != 0; ++i);
-	uptime[i-1] = 0;
-	return uptime;
-}
-
-char *GetCurrentUser(void)
-{
-	char *user = getenv("USER");
-	char *host = malloc(25 * sizeof(char));
-	char *out = malloc(50 * sizeof(char));
-	gethostname(host, 25);
-	sprintf(out, "%s@%s", user, host);
-	return out;
-}
-
-char *GetUptime(void)
-{
-	FILE *ptr;
-	char *uptime = malloc(50 * sizeof(char));
-	for (int i = 0; i < 50; ++i)
-		uptime[i] = 0;
-	ptr = popen("uptime -p", "r");
-	if (ptr == NULL)
-		return "idk";
-	fgets(uptime, 49, ptr);
-	pclose(ptr);
-	int i = 0;
-	for (i = 0; uptime[i] != 0; ++i);
-	uptime[i-1] = 0;
-	return uptime+3;
-}

info.h

@@ -1,3 +0,0 @@
-char *GetKernelVer(void);    // takes kernel version from /proc/version
-char *GetCurrentUser(void);  // user@pc
-char *GetUptime(void);       // takes uptime from uptime -p

main.c

@@ -1,11 +1,46 @@
 #include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
+#include <sys/utsname.h>
+#include <unistd.h>
+#include <time.h>
 
-#include "info.h"
+#include "config.h"
+
+void getuptime(char *buffer, int max_length)
+{
+    struct timespec uptime;
+    clock_gettime(CLOCK_BOOTTIME, &uptime);
+    int days    = uptime.tv_sec / 86400;
+    int hours   = uptime.tv_sec / 3600 % 24;
+    int minutes = uptime.tv_sec / 60 % 60;
+    int seconds = uptime.tv_sec % 60;
+
+    if (uptime.tv_sec < 60)
+        snprintf(buffer, max_length, "Up %d seconds", seconds);
+    else if (uptime.tv_sec < 3600)
+        snprintf(buffer, max_length, "Up %d minutes", minutes);
+    else if (uptime.tv_sec < 86400)
+        snprintf(buffer, max_length, "Up %d hours, %d minutes", hours, minutes);
+    else
+        snprintf(buffer, max_length, "Up %d days, %d hours, %d minutes", days, hours, minutes);
+}
 
 int main(int argc, char **argv)
 {
-#include "order.c"
+    struct utsname uname_buf;
+    struct timespec uptime_buf;
+    char hostname[max_hostname_length];
+    char username[max_username_length];
+    char uptime[max_uptime_length];
+
+    gethostname(hostname, max_hostname_length);
+    getlogin_r(username, max_username_length);
+    getuptime(uptime, max_uptime_length);
+
+    uname(&uname_buf);
+    printf("%s %s@%s\n", art[0], username, hostname);
+    printf("%s --\n",    art[1]);
+    printf("%s %s %s\n", art[2], uname_buf.sysname, uname_buf.release);
+    printf("%s %s\n",    art[3], uptime);
+    // #include "order.c"
 	return 0;
 }

order.c

@@ -1,37 +0,0 @@
-/*
- * Printf needed info
- * Don't include here any libraries
-*/
-
-// Gentoo
-
-// printf("\x1B[38;5;135m /‾\\     \x1B[38;5;255m%s\n", GetCurrentUser());
-// printf("\x1B[38;5;135m( \x1B[38;5;183mo \x1B[38;5;135m\\\n");
-// printf("\x1B[38;5;135m/   /    \x1B[38;5;255m%s\n", GetKernelVer());
-// printf("\x1B[38;5;135m\\__/     \x1B[38;5;255m%s\n", GetUptime());
-
-printf(" /‾\\     %s\n", GetCurrentUser());
-printf("( o \\\n");
-printf("/   /    %s\n", GetKernelVer());
-printf("\\__/     %s\n", GetUptime());
-
-// Arch
-
-// printf("   /\\       %s\n", GetCurrentUser());
-// printf("  /\\ \\\n");
-// printf(" /    \\     %s\n", GetKernelVer());
-// printf("/__/\\__\\    %s\n", GetUptime());
-
-// FreeBSD
-
-// printf("\033[31m_    _\033[0m     %s\n", GetCurrentUser());
-// printf("\033[31m\\‾‾‾‾/\033[0m\n");
-// printf("\033[31m|^ww^|\033[0m     %s\n", GetKernelVer());
-// printf("\033[31m\\____/\033[0m     %s\n", GetUptime());
-
-// Just cat
-
-// printf(" ╱|、    %s\n", GetCurrentUser());
-// printf("(˚ˎ。7  \n");
-// printf(" |、˜〵    %s\n", GetKernelVer());
-// printf("じしˍ,)ノ  %s\n", GetUptime());