From b2155d447caf2d69db6fea4d4d47e9b4053696c7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=AB=8F=E8=A8=AA=E5=AD=90?= <suwako@076.moe>
Date: Wed, 19 Jun 2024 22:53:46 +0900
Subject: =?UTF-8?q?=E8=A7=A3=E5=83=8F=E5=BA=A6=E3=81=AE=E8=BF=BD=E5=8A=A0?=
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---
 src/logo/colors.h |  4 ++--
 src/resolution.c  | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 src/resolution.h  |  6 ++++++
 3 files changed, 56 insertions(+), 2 deletions(-)
 create mode 100644 src/resolution.c
 create mode 100644 src/resolution.h

(limited to 'src')

diff --git a/src/logo/colors.h b/src/logo/colors.h
index a6d5a2f..7d421f5 100644
--- a/src/logo/colors.h
+++ b/src/logo/colors.h
@@ -2,9 +2,9 @@
 #define LOGO_COLORS_H
 
 #if defined(__OpenBSD__) || defined(__linux__)
-#define MIN_SIZE 11
+#define MIN_SIZE 12
 #else
-#define MIN_SIZE 10
+#define MIN_SIZE 11
 #endif
 
 #define LOGO_SIZE 24
diff --git a/src/resolution.c b/src/resolution.c
new file mode 100644
index 0000000..17a6ac3
--- /dev/null
+++ b/src/resolution.c
@@ -0,0 +1,48 @@
+#include "gpu.h"
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+const char *run_res_command(const char *command) {
+  char buf[128];
+  char *out = NULL;
+  size_t outsize = 0;
+
+  FILE *p = popen(command, "r");
+  if (!p) {
+    fprintf(stderr, "解像度コマンドを実効に失敗: %s", command);
+    return NULL;
+  }
+
+  while (fgets(buf, sizeof(buf), p) != NULL) {
+    buf[strcspn(buf, "\n")] = '\0';
+
+    size_t len = strlen(buf);
+    char *nout = realloc(out, outsize + len + 1);
+    if (nout == NULL) {
+      perror("メモリの役割に失敗");
+      free(out);
+      pclose(p);
+      return NULL;
+    }
+
+    out = nout;
+
+    memccpy(out + outsize, buf, sizeof(buf), len);
+    outsize += len;
+    out[outsize] = '\0';
+  }
+
+  pclose(p);
+
+  return out;
+}
+
+const char *display_resolution() {
+  return run_res_command("xrandr --nograb --current | "
+                         "awk -F 'connected |\\\\+|\\\\(' '/ "
+                         "connected.*[0-9]+x[0-9]+\\+/ && $2 {printf $2 "
+                         "\", \"}' | sed 's/primary //' | sed 's/,//'");
+}
diff --git a/src/resolution.h b/src/resolution.h
new file mode 100644
index 0000000..68dff4f
--- /dev/null
+++ b/src/resolution.h
@@ -0,0 +1,6 @@
+#ifndef RESOLUTION_H
+#define RESOLUTION_H
+
+const char *display_resolution();
+
+#endif
-- 
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