osh.h

commit 24a90f39dbb2e8d7aa89dafd782a6c514774725e
Author: Oshgnacknak <osh@oshgnacknak.de>
Date:   Fri, 17 Dec 2021 23:07:49 +0100

osh::print + examples

Diffstat:
A
examples/print.cpp
 | 
64
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
A
osh.h
 | 
83
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 147 insertions(+), 0 deletions(-)
diff --git a/examples/print.cpp b/examples/print.cpp
@@ -0,0 +1,64 @@
+#define OSH_H_IMPLEMENTATION
+#include "osh.h"
+
+struct Vector2 {
+    double x, y;
+};
+
+void print1(Vector2& v) {
+    osh::print("Vector2(", v.x, ", ", v.y, ')');
+}
+
+int main() {
+
+    osh::println("Concatinating different data types:",
+        '-', 5, 6.0d, 9, '+', 'L');
+
+    char c = 'A';
+    osh::println("Printing char: ", c);
+
+    int i = 69;
+    osh::println("Printing int: ", i);
+        
+    short int si = 420;
+    osh::println("Printing short int: ", si);
+        
+    long int li = 666;
+    osh::println("Printing long int: ", li);
+        
+    long long int lli = 0xdeadbeef;
+    osh::println("Printing long long int: ", lli);
+        
+    float f = 3.141592653589793;
+    osh::println("Printing float: ", f);
+        
+    double d = 2.71828;
+    osh::println("Printing double: ", d);
+
+    long double ld = 1.141592653589793;
+    osh::println("Printing long double: ", ld);
+
+    osh::println("Printing a pointer to anythink: ",
+        &i, ", ",
+        &si, ", ",
+        &li, ", ",
+        &lli, ", ",
+        &f, ", ",
+        &d, ", ",
+        &ld);
+
+    char buf[32];
+    buf[0] = 'b';
+    buf[1] = 'u';
+    buf[2] = 'f';
+    buf[3] = 'f';
+    buf[4] = 'e';
+    buf[4] = 'r';
+    buf[5] = '\0';
+    osh::println("Printing char buffers: ", buf);
+
+    Vector2 v = { 69, 420 };
+    osh::println("Printing costume types (see print1 above): ", v);
+
+    return 0; 
+}
diff --git a/osh.h b/osh.h
@@ -0,0 +1,83 @@
+#ifndef OSH_H
+#define OSH_H 
+
+namespace osh {
+
+    template<typename T>
+    void print1(T& t);
+
+    template<typename... Args>
+    void print(Args... args);
+
+    template<typename... Args>
+    void println(Args... args);
+}
+
+#endif /* OSH_H */
+
+#ifdef OSH_H_IMPLEMENTATION
+
+#include <stdio.h>
+
+namespace osh {
+
+    void print1(const char* s) {
+        fputs(s, stdout);
+    }
+
+    void print1(char* s) {
+        fputs(s, stdout);
+    }
+
+    template<typename T>
+    void print1(T* p) {
+        printf("%p", p);
+    }
+
+    void print1(char& c) {
+        putchar(c);
+    }
+
+    void print1(int& n) {
+        printf("%d", n);
+    }
+
+    void print1(short int& n) {
+        printf("%d", n);
+    }
+
+    void print1(long int& n) {
+        printf("%ld", n);
+    }
+
+    void print1(long long int& n) {
+        printf("%lld", n);
+    }
+
+    void print1(float& f) {
+        printf("%f", f);
+    }
+
+    void print1(double& d) {
+        printf("%f", d);
+    }
+
+    void print1(long double& d) {
+        printf("%Lf", d);
+    }
+
+    void print() {}
+
+    template<typename T, typename... Args>
+    void print(T& t, Args... args) {
+        print1(t);
+        print(args...);
+    }
+
+    template<typename... Args>
+    void println(Args... args) {
+        print(args..., '\n');
+    }
+}
+
+#endif // OSH_H_IMPLEMENTATION