porting from gitlab

Author: orzklv

.gitignore

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+# Generated by Cargo
+# will have compiled files and executables
+/target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
+Cargo.lock
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+**/*.exe
+osmon

LICENSE

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+MIT License
+
+Copyright (c) 2022 Osmon
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# osmon-examples
+
+The examples of Osmon programming language

const_func.osm

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+///
+/// run this example with --consteval or with -O3
+///
+import "std/libc.osm"
+
+constexpr func fac(x: i32) i32 {
+	if x == 0 {
+		return 1;
+	} else {
+		return fac(x - 1) * x;
+	}
+
+	return -1;
+}
+
+pub func main() i32 {
+	var n = fac(5);
+	printf("%i\n",n);
+	return 0;
+}

constexpr.osm

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+constexpr TEST = x * 2
+
+extern func printf(fmt: *char,...) void;
+
+pub func main() i32 {
+
+	var x = 4
+	printf("%i\n",TEST)
+
+
+	return 0;
+}

factorial.osm

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+func fac(x: i32) i32 {
+	if x == 0 {
+		return 1;
+	} else {
+		return fac(x - 1) * x;
+	}
+
+	return 0; // gccjit gives error on unterminated blocks,place return there
+	
+}
+
+pub func main() i32 {
+	return fac(5);
+}

function_overloading.osm

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+import "std/libc.osm"
+
+pub func print(f: f64) void {
+    printf("%f\n",f);
+    return;
+}
+
+pub func print(i: i32) void {
+    printf("%i\n",i);
+
+    return;
+} 
+
+pub func print(str: *char) void {
+    printf("%s\n",str);
+    return;
+}
+
+pub func print(s: *u8) void {
+    printf("%p\n",s);
+
+    return;
+}
+
+pub func main() i32 {
+    print(0.0);
+    print(0);
+    print("Hello,world!");
+    return 0;
+}

globals.osm

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+extern func printf(fmt: *char,...) i32;
+
+var string: *char = "Hello,world!";
+
+func f() i32 {
+	string = "Hi!";
+
+	return 0;
+}
+
+pub func main() i32 {
+	printf("%s\n",string);
+
+	f();
+
+	printf("%s\n",string);
+
+	return 0;
+}

hello_world.osm

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+extern func printf(fmt: *char,...) void;
+
+pub func main() i32 {
+	printf("Hello,world!\n");
+	return 0;
+}

imports/child.osm

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+pub func fac(x: i32) i32 {
+	if x == 0 {
+		return 1;
+	} else {
+		return fac(x - 1) * x;
+	}
+
+	return 0;
+}

imports/main.osm

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+import "child.osm"
+
+extern func printf(fmt: *char,...) void;
+
+pub func main() i32 {
+	var f = fac(6);
+	printf("%i\n", f);
+  return fac(5);
+}

struct_creation.osm

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+struct Point {
+	x: i32,
+	y: i32
+}
+
+pub func main() i32 {
+	var p: Point = Point {x: 0,y: 27};
+	p.x = 25;
+	return p.y;
+}

structures.osm

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+extern func printf(fmt: *char,...) void;
+extern func calloc(c: i32,size: i32) *u8;
+
+pub struct Point {
+	x: i32,
+	y: i32
+}
+
+pub func point_print(p: *Point) void {
+	printf("(%i;%i)\n",p.x,p.y);
+	return;
+}
+
+pub func main() i32 {
+    var p: *Point;
+    p = calloc(1,8) as *Point;
+    p.x = 3;
+    p.y = 4;
+	point_print(p);
+	printf("0x%lx\n",17179869187L);
+	return 0;
+}