first commit

src/log.c

@@ -0,0 +1,114 @@
+#include "log.h"
+#include "env.h"
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include <unistd.h>
+
+int            lastprog = -1;
+struct winsize barwin   = {0};
+
+void bar_init() {
+  lastprog = -1;
+  ioctl(STDOUT_FILENO, TIOCGWINSZ, &barwin);
+  printf("\e[?25l");
+  bar(0, 1);
+}
+
+void bar_free() {
+  int size = barwin.ws_col;
+
+  printf("\r");
+  for (int i = 0; i < size; i++)
+    printf(" ");
+  printf("\r");
+
+  printf("\e[?25h");
+}
+
+bool bar(float cur, float max) {
+  if (cur <= 0 || max <= 0 || cur > max)
+    return false;
+
+  float per = 100 * (cur / max);
+  if (per > 100) {
+    return false;
+  }
+
+  char perc[20];
+  sprintf(perc, " %%%.f", per);
+
+  int size = barwin.ws_col - (3 + strlen(perc));
+  if (size <= 0) {
+    return false;
+  }
+
+  int prog = size * (cur / max);
+  if (prog == lastprog || prog > size)
+    return true;
+  lastprog = prog;
+
+  printf("\r" COLOR_BOLD "[");
+  for (int i = 0; i < prog; i++) {
+    printf("#");
+  }
+  printf(COLOR_BLUE "#" COLOR_RESET COLOR_BOLD);
+
+  for (int i = prog; i < size; i++) {
+    printf(" ");
+  }
+  printf("]" COLOR_RESET);
+
+  printf(COLOR_BOLD COLOR_BLUE "%s" COLOR_RESET "\r", perc);
+  return true;
+}
+
+void info(const char *msg, ...) {
+  va_list args;
+  va_start(args, msg);
+
+  printf(COLOR_BOLD COLOR_BLUE ">>> " COLOR_RESET COLOR_BOLD);
+  vprintf(msg, args);
+  printf(COLOR_RESET "\n");
+
+  va_end(args);
+}
+
+void error(const char *msg, ...) {
+  va_list args;
+  va_start(args, msg);
+
+  printf(COLOR_BOLD COLOR_RED ">>> " COLOR_RESET COLOR_BOLD);
+  vprintf(msg, args);
+  printf(COLOR_RESET "\n");
+
+  va_end(args);
+}
+
+void success(const char *msg, ...) {
+  va_list args;
+  va_start(args, msg);
+
+  printf(COLOR_BOLD COLOR_GREEN ">>> " COLOR_RESET COLOR_BOLD);
+  vprintf(msg, args);
+  printf(COLOR_RESET "\n");
+
+  va_end(args);
+}
+
+void debug(const char *msg, ...) {
+  if (!env_mc_debug())
+    return;
+
+  va_list args;
+  va_start(args, msg);
+
+  printf(COLOR_BOLD COLOR_MAGENTA "DEBUG: " COLOR_RESET COLOR_BOLD);
+  vprintf(msg, args);
+  printf(COLOR_RESET "\n");
+
+  va_end(args);
+}