stuff and port to msvc

.gitignore

@@ -2,3 +2,4 @@
 *~
 /.cache/
 /compile_commands.json
+*.c#

build.bat

@@ -2,5 +2,9 @@
 
 REM cd build && cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_EXPORT_COMPILE_COMMANDS=1 -GNinja .. && ninja && copy compile_commands.json .. && skunkworks.exe
 
-cd build && meson compile && copy compile_commands.json .. && cd .. && build\gsa.exe
+REM cd build && meson compile && copy compile_commands.json .. && cd .. && build\gsa.exe
+clang build.c src/str.c -Iinclude -Wno-everything -obuild.exe && build.exe && del build.exe
+EXIT /B %ERRORLEVEL%
+REM build\skip.exe c src && exit /b 1
+REM build\gsa.exe
 

build.c

@@ -0,0 +1,117 @@
+#include "str.h"
+#include "types.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <windows.h>
+
+void cmake(char *dep, char *libpath, char *lib, char *cmake_dir, char *params);
+bool file_exists(char *dir);
+void sys(char *cmd);
+
+int main(int argc, char *argv[]) {
+	printf("SkunkWorks build system v0.0\n");
+	fflush(stdout);
+	chdir("build");
+	sys("if not exist deps md deps");
+	// system("cl ../src/*.c /I../include");
+	//  system("copy ..\\subprojects\\zlib-1.2.13\\zconf.h.in zconf.h");
+
+	// putenv("CC=clang");
+	cmake("glfw-3.3.8", "src\\Release\\glfw3.lib", "glfw3.lib", "", "");
+	cmake("zlib-1.2.13", "Release\\zlibstatic.lib", "zlib.lib", "", "");
+	cmake(
+	    "lpng1639",
+	    "Release\\libpng16_static.lib",
+	    "png.lib",
+	    "",
+	    "-D ZLIB_INCLUDE_DIR=../../subprojects/zlib-1.2.13 "
+	    "-D ZLIB_LIBRARY=.. "
+	    "-D CMAKE_C_FLAGS=/I\"../zlib-1.2.13\""
+	);
+	cmake(
+	    "glew-2.1.0",
+	    "lib\\Release\\libglew32.lib",
+	    "glew.lib",
+	    "build/cmake",
+	    ""
+	);
+
+	sys("cl /c /MD /O2 /Za "
+	    "../src/*.c "
+	    "/I../include "
+	    "/I../subprojects/glew-2.1.0/include "
+	    "/I../subprojects/glfw-3.3.8/include "
+	    "/I../subprojects/lpng1639 "
+	    "/I../subprojects/zlib-1.2.13 "
+	    "/Ilpng1639 ");
+	sys("del skunkworks.lib ");
+	sys("lib "
+	    "*.obj "
+	    "deps/*.lib "
+	    "/OUT:skunkworks.lib");
+	sys("cl /MD /O2 "
+	    "../tools/skip.c "
+	    "skunkworks.lib "
+	    "/I../include ");
+	sys("cl /MD /O2 "
+	    "../examples/gsa_simple.c "
+	    "skunkworks.lib "
+	    "/I../include "
+	    "/I. ");
+	sys("del *.obj");
+
+	/*
+	system("clang "
+	       "-static "
+	       "-Wl,-nodefaultlib:msvcrt "
+	       "../src/*.c "
+	       "-D_CRT_SECURE_NO_WARNINGS "
+	       "-oskunkworks.lib "
+	       "-I../include "
+	       "-I../subprojects/glew-2.1.0/include "
+	       "-I../subprojects/glfw-3.3.8/include "
+	       "-I../subprojects/lpng1639 "
+	       "-I../subprojects/zlib-1.2.13 "
+	       "-Ilpng1639 "
+	       "-L. -lpng -lzlib -lglew -lglfw3 -lopengl32 -luser32 -lkernel32 "
+	       "-lgdi32 -lshell32 "
+	       "-llibcmt -llibvcruntime -llibucrt");
+	*/
+	return 0;
+}
+
+void cmake(char *dep, char *libpath, char *lib, char *cmake_dir, char *params) {
+	if(file_exists(sw_concat("deps\\", lib))) {
+		printf("%s already exists, not compiling dependency\n", lib);
+		return;
+	}
+
+	printf("compiling %s", lib);
+
+	sys(sw_concat("md ", dep));
+	chdir(dep);
+	sys(sw_concat4(
+	    "cmake ",
+	    params,
+	    //	    "
+	    //-DCMAKE_MSVC_RUNTIME_LIBRARY=\"MultiThreaded$<$<CONFIG:Debug>:Debug>"
+	    //	    "\" "
+	    " ../../subprojects/",
+	    sw_concat3(dep, "/", cmake_dir)
+	));
+	sys("cmake --build . --config Release");
+	chdir("..");
+	sys(sw_concat4(sw_concat3("copy ", dep, "\\"), libpath, " deps\\", lib));
+}
+
+bool file_exists(char *dir) {
+	DWORD attrib = GetFileAttributes(dir);
+
+	return attrib != INVALID_FILE_ATTRIBUTES;
+}
+
+void sys(char *cmd) {
+	if(system(cmd) != 0) {
+		exit(-1);
+	}
+}

examples/gsa_simple.c

@@ -1,7 +1,9 @@
 #include "color32.h"
+#include "error.h"
 #include "gamepad.h"
 #include "gsa_map.h"
 #include "gsa_text.h"
+#include "skip.h"
 #include <gsa.h>
 
 sw_color32 pal[GSA_PALETTE_SIZE];
@@ -16,9 +18,23 @@ void fade_palette(f32 amount) {
 
 bool tick_fade_in();
 
+void test() {
+	struct sw_skip *skip;
+	u32 len;
+	u8 *str;
+
+	skip = sw_skip_load("build/gsa.exe");
+	str = sw_skip_get(skip, "test.c", &len);
+	sw_log("%i", str);
+
+	sw_log("%.*s", len, str);
+}
+
 void init() {
 	i32 x, y;
 
+	// test();
+
 	gsa_copy_palette_to(pal);
 
 	for(y = 0; y < 11; ++y) {

include/file.h

@@ -5,9 +5,9 @@
 #include <stdio.h>
 
 struct sw_filebuffer {
-	u8 *_data;
 	u32 pos;
 	u32 size;
+	u8 *_data;
 };
 
 /* TODO: use skunkworks overlay paths */

include/gsa.h

@@ -24,6 +24,7 @@
 #include "gsa_input.h"
 #include "gsa_map.h"
 #include "gsa_text.h"
+#include "msvc.h"
 #include "skunkworks.h"
 #include "vec2i.h"
 #include "window.h"

include/msvc.h

@@ -0,0 +1,11 @@
+#ifndef GUARD_61D02F9213AECDE4C71F56E08AEAB638
+#define GUARD_61D02F9213AECDE4C71F56E08AEAB638
+
+#ifdef _MSC_VER
+#pragma comment(lib, "opengl32.lib")
+#pragma comment(lib, "gdi32.lib")
+#pragma comment(lib, "user32.lib")
+#pragma comment(lib, "shell32.lib")
+#endif
+
+#endif /* GUARD_61D02F9213AECDE4C71F56E08AEAB638 */

include/skip.h

@@ -35,6 +35,7 @@
 #ifndef GUARD_62F584E45B48B8F6069643FC44702ED5
 #define GUARD_62F584E45B48B8F6069643FC44702ED5
 
+#include "file.h"
 #include "types.h"
 
 struct sw_skip {
@@ -52,6 +53,12 @@ struct sw_skip *sw_skip_create();
 struct sw_skip *sw_skip_load(char *filename);
 void sw_skip_destroy(struct sw_skip *skip);
 
+void sw_skip_add(struct sw_skip *skip, u8 *data, u32 data_size, char *name);
+void sw_skip_add_file(struct sw_skip *skip, char *name, char *filename);
+void sw_skip_attach(struct sw_skip *skip, char *filename);
+void sw_skip_dettach(char *filename);
+/* returns 0 if file not avaible */
+u8 *sw_skip_get(struct sw_skip *skip, char *name, u32 *out_size);
 void sw_skip_save(struct sw_skip *skip, char *filename);
 
 #endif /* GUARD_62F584E45B48B8F6069643FC44702ED5 */

include/skunkworks.h

@@ -7,10 +7,14 @@
 #include "gamepad.h"
 #include "image32.h"
 #include "image8.h"
+#include "skip.h"
+#include "str.h"
 #include "types.h"
 #include "vec2i.h"
 #include "window.h"
 
+#include "msvc.h"
+
 void sw_init();
 
 #endif /* GUARD_9C1995B9551EFCCDC93F439C46AEF061 */

include/str.h

@@ -0,0 +1,9 @@
+#ifndef GUARD_0941C997CB4D2297C8FEA1374912B5D1
+#define GUARD_0941C997CB4D2297C8FEA1374912B5D1
+
+char *sw_concat(char *a, char *b);
+char *sw_concat3(char *a, char *b, char *c);
+char *sw_concat4(char *a, char *b, char *c, char *d);
+char *sw_strdup(char *str);
+
+#endif /* GUARD_0941C997CB4D2297C8FEA1374912B5D1 */

meson.build

@@ -54,13 +54,16 @@ skunk_sources = [
 	'src/scaler.c',
 	'src/shader.c',
 	'src/shaders.c',
+	'src/skip.c',
 	'src/skunkworks.c',
+	'src/str.c',
 	'src/types.c',
 	'src/vec2i.c',
 	'src/window.c'
 ]
 
 xxd = find_program('xxd')
+cmd = find_program('cmd')
 embed_gfx = custom_target('embed-gfx', input: ['gfx.png'], output: ['embed_gfx.h'],
 		  command: [xxd, '-i', '@INPUT@', '@OUTPUT@'])
 
@@ -75,6 +78,14 @@ if host_machine.system() == 'emscripten'
    executable('skunktest', link_with: lib, include_directories: 'include', dependencies: deps, link_args: ['-lglfw', '-lGL', '-s', 'USE_GLFW=3'], name_suffix: 'html')
 	executable('gsa', 'examples/gsa_simple.c', embed_gfx, link_with: lib, include_directories: 'include', dependencies: deps, link_args: ['-lglfw', '-lGL', '-s', 'USE_GLFW=3', '-s', 'ALLOW_MEMORY_GROWTH', '-s', 'FULL_ES3'], name_suffix: 'html')
 else
+	skip = executable('skip', 'tools/skip.c', link_with: lib, include_directories: 'include', dependencies: deps)
 	executable('skunktest', 'src/test.c', link_with: lib, include_directories: 'include', dependencies: deps)
-	executable('gsa', 'examples/gsa_simple.c', embed_gfx, link_with: lib, include_directories: 'include', dependencies: deps)
+	gsa = executable('gsa', 'examples/gsa_simple.c', embed_gfx, link_with: lib, include_directories: 'include', dependencies: deps)
+#	custom_target(
+#		'gsa skip',
+#		input: gsa,
+#		output: 'fake',
+#		command: ['skip.exe', 'ca1', '..\src', gsa],
+#		build_by_default: true
+#	)
 endif

src/gl.h

@@ -1,7 +1,17 @@
-#pragma clang diagnostic push
+// #pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Weverything"
+#define GLEW_STATIC
+
+#ifdef _MSC_VER
+
+#pragma warning(push)
+#pragma warning(disable : 4224)
 #include <GL/glew.h>
-#pragma clang diagnostic pop
+#pragma warning(pop)
+
+#else
+#include <GL/glew.h>
+#endif
+
 #include <GLFW/glfw3.h>
 
 #ifdef __EMSCRIPTEN__

src/skip.c

@@ -2,6 +2,7 @@
 
 #include "error.h"
 #include "file.h"
+#include "str.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -22,9 +23,13 @@ struct sw_skip *sw_skip_load(char *filename) {
 	u16 i;
 	char str[257];
 	u8 str_len;
+	u32 off;
 
 	skip = sw_skip_create();
 	fil = fopen(filename, "rb");
+	fseek(fil, -4, SEEK_END);
+	fread(&off, 4, 1, fil);
+	fseek(fil, -off, SEEK_END);
 
 	fread(magic, 1, 4, fil);
 	if(strcmp("SWZP", magic) != 0) {
@@ -59,10 +64,15 @@ struct sw_skip *sw_skip_load(char *filename) {
 		strcpy(skip->files[i].name, str);
 	}
 
+	skip->data = malloc(skip->data_size);
+	fread(skip->data, 1, skip->data_size, fil);
+
 	fclose(fil);
 	return skip;
 }
 
+static void sw_skip_save_to(struct sw_skip *skip, FILE *fil);
+
 void sw_skip_destroy(struct sw_skip *skip) {
 	i32 i;
 
@@ -74,22 +84,106 @@ void sw_skip_destroy(struct sw_skip *skip) {
 	free(skip);
 }
 
-void sw_skip_save(struct sw_skip *skip, char *filename) {
+void sw_skip_add(struct sw_skip *skip, u8 *data, u32 data_size, char *name) {
+	u32 off;
+
+	off = skip->data_size + 1;
+
+	skip->data_size += data_size;
+	skip->data = realloc(skip->data, skip->data_size);
+	memcpy(skip->data + off, data, data_size);
+
+	skip->file_count += 1;
+	skip->files =
+	    realloc(skip->files, sizeof(skip->files[0]) * skip->file_count);
+	skip->files[skip->file_count - 1].name = sw_strdup(name);
+	skip->files[skip->file_count - 1].offset = off;
+	skip->files[skip->file_count - 1].size = data_size;
+}
+
+void sw_skip_add_file(struct sw_skip *skip, char *name, char *filename) {
 	FILE *fil;
-	u32 size;
+	u32 len;
-	u16 i;
+	u8 *data;
 
-	size = 0;
+	fil = fopen(filename, "rb");
-	for(i = 0; i < skip->file_count; ++i) {
+	fseek(fil, 0, SEEK_END);
-		size += skip->files[i].size;
+	len = ftell(fil);
+	fseek(fil, 0, SEEK_SET);
+
+	data = malloc(len);
+	fread(data, 1, len, fil);
+	fclose(fil);
+
+	sw_skip_add(skip, data, len, name);
+
+	free(data);
+}
+
+void sw_skip_attach(struct sw_skip *skip, char *filename) {
+	FILE *fil;
+
+	fil = fopen(filename, "rb+");
+	fseek(fil, 0, SEEK_END);
+	sw_skip_save_to(skip, fil);
+}
+
+void sw_skip_dettach(char *filename) {
+	FILE *fil;
+	char magic[5] = {0};
+	u32 off;
+	u32 len;
+	u8 *data;
+
+	fil = fopen(filename, "rb");
+	fseek(fil, -4, SEEK_END);
+	fread(&off, 4, 1, fil);
+	fseek(fil, -off, SEEK_END);
+
+	fread(magic, 1, 4, fil);
+	sw_log("magic: [%s]", magic);
+	sw_log("off: %i", off);
+	if(strcmp("SWZP", magic) == 0) {
+		sw_log("detaching .skip from %s", filename);
+		len = ftell(fil) - 4;
+		fseek(fil, 0, SEEK_SET);
+		data = malloc(len);
+		fread(data, 1, len, fil);
+		fclose(fil);
+		fil = fopen(filename, "wb");
+		fwrite(data, 1, len, fil);
 	}
+	fclose(fil);
+}
 
-	fil = fopen(filename, "wb");
+u8 *sw_skip_get(struct sw_skip *skip, char *name, u32 *out_size) {
+	u32 i;
+
+	for(i = 0; i < skip->file_count; ++i) {
+		if(strcmp(name, skip->files[i].name) == 0) {
+			if(out_size) {
+				*out_size = skip->files[i].size;
+			}
+			return skip->data + skip->files[i].offset;
+		}
+	}
+	return 0;
+}
+
+void sw_skip_save(struct sw_skip *skip, char *filename) {
+	sw_skip_save_to(skip, fopen(filename, "wb"));
+}
+
+static void sw_skip_save_to(struct sw_skip *skip, FILE *fil) {
+	u16 i;
+	u32 start;
+
+	start = ftell(fil);
 	sw_fwrite_str_nozero(fil, "SWZP");
 	sw_fwrite_u8(fil, 0);                 /* version */
 	sw_fwrite_u8(fil, 0);                 /* compression */
-	sw_fwrite_u32(fil, size);             /* uncompressed size */
+	sw_fwrite_u32(fil, skip->data_size);  /* uncompressed size */
-	sw_fwrite_u32(fil, size);             /* compressed size */
+	sw_fwrite_u32(fil, skip->data_size);  /* compressed size */
 	sw_fwrite_u16(fil, skip->file_count); /* file count */
 
 	for(i = 0; i < skip->file_count; ++i) {
@@ -98,7 +192,9 @@ void sw_skip_save(struct sw_skip *skip, char *filename) {
 		sw_fwrite_str_prefix8(fil, skip->files[i].name); /* file name */
 	}
 
-	sw_fwrite_u32(fil, ftell(fil) + 4); /* file length */
+	fwrite(skip->data, 1, skip->data_size, fil);
+
+	sw_fwrite_u32(fil, ftell(fil) + 4 - start); /* file length */
 
 	fclose(fil);
 }

src/str.c

@@ -0,0 +1,66 @@
+#include "str.h"
+#include "types.h"
+#include <stdlib.h>
+#include <string.h>
+
+char *sw_concat(char *a, char *b) {
+	char *str;
+	u32 len_a, len_b;
+
+	len_a = strlen(a);
+	len_b = strlen(b);
+
+	str = malloc(len_a + len_b + 1);
+	memcpy(str, a, len_a);
+	memcpy(str + len_a, b, len_b);
+	str[len_a + len_b] = 0;
+
+	return str;
+}
+
+char *sw_concat3(char *a, char *b, char *c) {
+	char *str;
+	u32 len_a, len_b, len_c;
+
+	len_a = strlen(a);
+	len_b = strlen(b);
+	len_c = strlen(c);
+
+	str = malloc(len_a + len_b + len_c + 1);
+	memcpy(str, a, len_a);
+	memcpy(str + len_a, b, len_b);
+	memcpy(str + len_a + len_b, c, len_c);
+	str[len_a + len_b + len_c] = 0;
+
+	return str;
+}
+
+char *sw_concat4(char *a, char *b, char *c, char *d) {
+	char *str;
+	u32 len_a, len_b, len_c, len_d;
+
+	len_a = strlen(a);
+	len_b = strlen(b);
+	len_c = strlen(c);
+	len_d = strlen(d);
+
+	str = malloc(len_a + len_b + len_c + len_d + 1);
+	memcpy(str, a, len_a);
+	memcpy(str + len_a, b, len_b);
+	memcpy(str + len_a + len_b, c, len_c);
+	memcpy(str + len_a + len_b + len_c, d, len_d);
+	str[len_a + len_b + len_c + len_d] = 0;
+
+	return str;
+}
+
+char *sw_strdup(char *str) {
+	char *out;
+	u32 len;
+
+	len = strlen(str) + 1;
+
+	out = malloc(len);
+	memcpy(out, str, len);
+	return out;
+}

subprojects/glew-2.1.0/glew.pc

@@ -0,0 +1,11 @@
+prefix=C:/Program Files (x86)/glew
+exec_prefix=${prefix}
+libdir=C:/Program Files (x86)/glew/lib
+includedir=${prefix}/include
+
+Name: glew
+Description: The OpenGL Extension Wrangler library
+Version: 2.1.0
+Cflags: -I${includedir} 
+Libs: -L${libdir} -lglew32
+Requires: glu

tools/skip.c

@@ -0,0 +1,161 @@
+#include "skip.h"
+#include "skunkworks.h"
+#include "str.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define _AMD64_
+#define WIN32_LEAN_AND_MEAN
+#include <fileapi.h>
+#include <minwinbase.h>
+#include <windows.h>
+
+static const char *usage = "Usage:\n\
+skip x file.skip -- extracts file.skip into a directory called file\n\
+skip c dir       -- compresses contents of dir into dir.skip\n";
+
+static struct sw_skip *skip;
+
+void usage_and_exit() {
+	printf("%s", usage);
+	exit(0);
+}
+
+bool file_exists(char *dir) {
+	DWORD attrib = GetFileAttributes(dir);
+
+	return attrib != INVALID_FILE_ATTRIBUTES;
+}
+
+bool is_dir(char *dir) {
+	DWORD attrib = GetFileAttributes(dir);
+
+	return attrib != INVALID_FILE_ATTRIBUTES &&
+	       attrib == FILE_ATTRIBUTE_DIRECTORY;
+}
+
+bool has_skip_ext(char *file) {
+	i32 len;
+
+	len = strlen(file);
+	file += len - 5;
+
+	return strcmp(file, ".skip") == 0;
+}
+
+char *remove_skip_ext(char *file) {
+	char *str;
+	i32 len;
+
+	len = strlen(file);
+
+	str = malloc(len - 4);
+	memcpy(str, file, len - 5);
+	str[len - 5] = 0;
+	return str;
+}
+
+char *add_skip_ext(char *file) {
+	char *str;
+	i32 len;
+
+	len = strlen(file);
+
+	str = malloc(len + 6);
+	memcpy(str, file, len);
+	memcpy(str + len, ".skip", 5);
+	str[len + 5] = 0;
+
+	return str;
+}
+
+void crawl(char *dst, char *part_path) {
+	WIN32_FIND_DATA data;
+	HANDLE find;
+
+	if(is_dir(dst)) {
+		char *dir;
+		char *path;
+		char *new_part_path;
+
+		dir = sw_concat(dst, "/*.*");
+		find = FindFirstFile(dir, &data);
+		do {
+			if(strcmp(data.cFileName, ".") != 0 &&
+			   strcmp(data.cFileName, "..") != 0) {
+				path = sw_concat3(dst, "/", data.cFileName);
+				if(part_path) {
+					new_part_path = sw_concat3(part_path, "/", data.cFileName);
+				} else {
+					new_part_path = sw_strdup(data.cFileName);
+				}
+				crawl(path, new_part_path);
+				free(path);
+				free(new_part_path);
+			}
+		} while(FindNextFile(find, &data));
+		free(dir);
+	} else {
+		sw_skip_add_file(skip, part_path, dst);
+	}
+}
+
+int main(int argc, char *argv[]) {
+	printf("Skip v0.0\n");
+	if(argc < 3) {
+		usage_and_exit();
+	}
+
+	if(strcmp(argv[1], "x") == 0) {
+		/* TODO: implement */
+		sw_error("extracting not yet implemented");
+		/*
+		char *dst;
+
+		dst = remove_skip_ext(argv[2]);
+		skip = sw_skip_load(argv[2]);
+
+		if(file_exists(dst)) {
+		    sw_error("destination %s already exists", dst);
+		}
+
+		for(i = 0; i < skip->file_count; ++i) {
+		}
+		*/
+	} else if(strcmp(argv[1], "c") == 0) {
+		char *filename;
+
+		skip = sw_skip_create();
+		if(!is_dir(argv[2])) {
+			sw_error("argument not a directory");
+		}
+		crawl(argv[2], 0);
+		filename = sw_concat(argv[2], ".skip");
+		sw_skip_save(skip, filename);
+		printf("%s created\n", filename);
+		free(filename);
+	} else if(strcmp(argv[1], "ca") == 0) {
+		skip = sw_skip_create();
+		if(!is_dir(argv[2])) {
+			sw_error("argument not a directory");
+		}
+		crawl(argv[2], 0);
+		sw_skip_attach(skip, argv[3]);
+		printf("skip data attached to %s\n", argv[3]);
+	} else if(strcmp(argv[1], "ca1") == 0) {
+		skip = sw_skip_create();
+		if(!is_dir(argv[2])) {
+			sw_error("argument not a directory");
+		}
+		crawl(argv[2], 0);
+		sw_skip_dettach(argv[3]);
+		sw_skip_attach(skip, argv[3]);
+		printf("skip data attached to %s\n", argv[3]);
+	} else {
+		usage_and_exit();
+	}
+
+	return 0;
+}