From 8eeb38784aa4ab68c8bfbb9f8e6c5d191e4ac09d Mon Sep 17 00:00:00 2001
From: ivarlovlie <git@ivarlovlie.no>
Date: Sun, 10 Jan 2021 18:36:03 +0100
Subject: initial commit, done with chapter 2 (raw mode)

---
 .idea/.gitignore  |   8 +++++++
 .idea/kilo.iml    |   2 ++
 .idea/misc.xml    |  18 ++++++++++++++++
 .idea/modules.xml |   8 +++++++
 .idea/vcs.xml     |   6 ++++++
 Makefile          |   4 ++++
 README            |   2 ++
 kilo              | Bin 0 -> 17136 bytes
 kilo.c            |  63 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 9 files changed, 111 insertions(+)
 create mode 100644 .idea/.gitignore
 create mode 100644 .idea/kilo.iml
 create mode 100644 .idea/misc.xml
 create mode 100644 .idea/modules.xml
 create mode 100644 .idea/vcs.xml
 create mode 100644 Makefile
 create mode 100644 README
 create mode 100755 kilo
 create mode 100644 kilo.c

diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..73f69e0
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/
diff --git a/.idea/kilo.iml b/.idea/kilo.iml
new file mode 100644
index 0000000..d46e3a7
--- /dev/null
+++ b/.idea/kilo.iml
@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module classpath="External" external.linked.project.id="kilo" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$" external.system.id="Makefile" type="CPP_MODULE" version="4" />
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..53624c9
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="MakefileSettings">
+    <option name="linkedExternalProjectsSettings">
+      <MakefileProjectSettings>
+        <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="modules">
+          <set>
+            <option value="$PROJECT_DIR$" />
+          </set>
+        </option>
+        <option name="version" value="2" />
+      </MakefileProjectSettings>
+    </option>
+  </component>
+  <component name="MakefileWorkspace" PROJECT_DIR="$PROJECT_DIR$" />
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..4d8f61b
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/kilo.iml" filepath="$PROJECT_DIR$/.idea/kilo.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..1561364
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,4 @@
+all: kilo.c
+	$(CC) kilo.c -o kilo -Wall -Wextra -pedantic -std=c99
+clean: kilo.c
+	command rm kilo
\ No newline at end of file
diff --git a/README b/README
new file mode 100644
index 0000000..ec6d42b
--- /dev/null
+++ b/README
@@ -0,0 +1,2 @@
+Going through https://viewsourcecode.org/snaptoken/kilo/
+
diff --git a/kilo b/kilo
new file mode 100755
index 0000000..5640f1f
Binary files /dev/null and b/kilo differ
diff --git a/kilo.c b/kilo.c
new file mode 100644
index 0000000..836fb32
--- /dev/null
+++ b/kilo.c
@@ -0,0 +1,63 @@
+/*** includes ***/
+
+#include <stdlib.h>
+#include <termios.h>
+#include <unistd.h>
+#include <ctype.h>
+#include <stdio.h>
+#include <errno.h>
+
+/*** data ***/
+
+struct termios original_termios;
+
+/*** terminal ***/
+
+void die(const char *s) {
+    perror(s);
+    exit(1);
+}
+
+void disable_raw_mode() {
+    if (tcsetattr(STDIN_FILENO, TCSAFLUSH, &original_termios) == -1) {
+        die("tcsetattr");
+    }
+}
+
+void enable_raw_mode() {
+    if (tcgetattr(STDIN_FILENO, &original_termios) == -1) {
+        die("tcgetattr");
+    }
+    atexit(disable_raw_mode);
+
+    struct termios raw = original_termios;
+    raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
+    raw.c_oflag &= ~(OPOST);
+    raw.c_cflag |= (CS8);
+    raw.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);
+    raw.c_cc[VMIN] = 0;
+    raw.c_cc[VTIME] = 1;
+
+    if (tcsetattr(STDIN_FILENO, TCSAFLUSH, &raw) == -1) {
+        die("tcsetattr");
+    }
+}
+
+/*** init ***/
+
+int main() {
+    enable_raw_mode();
+    while (1) {
+        char c = '\0';
+        if (read(STDIN_FILENO, &c, 1) == -1 && errno != EAGAIN) {
+            die("read");
+        }
+        if (iscntrl(c)) {
+            printf("%d\r\n", c);
+        } else {
+            printf("%d ('%c')\r\n", c, c);
+        }
+        if (c == 'q') break;
+    }
+    return 0;
+}
-- 
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