From 3b65d725ff54fd389b9930dc3cda5af6a6c028ed Mon Sep 17 00:00:00 2001
From: ben <ben.nagy@arachnida.blog>
Date: Fri, 30 Aug 2024 15:54:57 -0700
Subject: Initialize X server

---
 .gitignore   |  1 +
 README.md    |  5 +++++
 src/Makefile | 17 +++++++++++++++++
 src/defs.h   | 14 ++++++++++++++
 src/main.c   | 43 +++++++++++++++++++++++++++++++++++++++++++
 src/scapx.h  | 17 +++++++++++++++++
 6 files changed, 97 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 src/Makefile
 create mode 100644 src/defs.h
 create mode 100644 src/main.c
 create mode 100644 src/scapx.h

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..36f971e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+bin/*
diff --git a/README.md b/README.md
index c182612..9578369 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,6 @@
+# Scapx
 scapx: Selective Screen Capture for X environment
+
+# TODO
+
+# References
diff --git a/src/Makefile b/src/Makefile
new file mode 100644
index 0000000..4b00009
--- /dev/null
+++ b/src/Makefile
@@ -0,0 +1,17 @@
+CC        = gcc
+CFLAGS    = -Wall -Wextra -Wpedantic -std=c99 -Wunreachable-code -Werror-implicit-function-declaration
+LD_CFLAGS = -lxcb
+BIN_DIR   = ../bin
+TARGET    = $(BIN_DIR)/scapx
+#SRC       = main.c
+#HEADERS   = scapx.h
+
+
+all:
+	$(CC) $(CFLAGS) $(LD_CFLAGS) -o $(BIN_DIR)/scapx main.c
+
+$(BIN_DIR):
+	mkdir -p $(BIN_DIR)
+
+clean:
+	rm $(BIN_DIR)/*.o
diff --git a/src/defs.h b/src/defs.h
new file mode 100644
index 0000000..2e40298
--- /dev/null
+++ b/src/defs.h
@@ -0,0 +1,14 @@
+#include <stdint.h>
+
+typedef uint8_t u8;
+typedef uint16_t u16;
+typedef uint32_t u32;
+typedef uint64_t u64;
+
+typedef int8_t i8;
+typedef int16_t i16;
+typedef int32_t i32;
+typedef int64_t i64;
+
+typedef float f32;
+typedef double f64;
diff --git a/src/main.c b/src/main.c
new file mode 100644
index 0000000..0230dfd
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,43 @@
+#include "scapx.h"
+
+
+Scr_info *init_XCB_server()
+{
+	Scr_info *info = malloc(sizeof(Scr_info));
+	if (!info) {
+		fprintf(stderr, "memory allocation failed.\n");
+		return NULL;
+	}
+
+	info->con = xcb_connect(NULL, NULL);
+	if (xcb_connection_has_error(info->con) > 0) {
+		fprintf(stderr, "Error opening display.\n");
+		free(info);
+		return NULL;
+	}
+
+	const xcb_setup_t *setup = xcb_get_setup(info->con);
+	info->scr = xcb_setup_roots_iterator(setup).data;
+
+	return info;
+}
+
+int main()
+{
+	Scr_info *info = init_XCB_server();
+
+	if (!info || !info->scr) {
+		fprintf(stderr, "Error opening display.\n");
+		if (info) {
+			xcb_disconnect(info->con);
+			free(info);
+		}
+		exit(EXIT_FAILURE);
+	}
+
+	// TODO: event loop
+
+	xcb_disconnect(info->con);
+	free(info);
+	return 0;
+}
diff --git a/src/scapx.h b/src/scapx.h
new file mode 100644
index 0000000..0615e47
--- /dev/null
+++ b/src/scapx.h
@@ -0,0 +1,17 @@
+#ifndef SCAPX_H
+#define SCAPX_H
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <xcb/xcb.h>
+
+typedef struct {
+	xcb_connection_t *con;
+	xcb_screen_t *scr;
+} Scr_info;
+
+
+/* Connects to the X Server, and accesses the screen */
+Scr_info *init_XCB_server();
+
+#endif
-- 
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