consolidate all repos to one for archive

semester_4/namenska_programska_oprema/Naloga_5/eksplicitno/Makefile

@@ -0,0 +1,17 @@
+all: lib build run clean
+
+build:
+	gcc -m32 main.c -o demo_eksplicitno -ldl
+
+run:
+	./demo_eksplicitno "Jaz Sem Velik" 2 5
+
+clean:
+	rm -f demo_eksplicitno libXPO.a libXPO.o libXPO.so
+
+lib:
+	gcc -m32 -c libXPO.c -o libXPO.o
+	gcc -m32 -shared -o libXPO.so libXPO.o
+	
+zip:
+	zip eksplicitno.zip Makefile libXPO.c libXPO.h main.c

semester_4/namenska_programska_oprema/Naloga_5/eksplicitno/libXPO.c

@@ -0,0 +1,17 @@
+#include "libXPO.h"
+#include <string.h>
+#include <stdio.h>
+
+
+uint32_t sestej(uint32_t a, uint32_t b)
+{
+    return a+b;
+}
+
+void niz_veliki(char* niz)
+{
+    size_t size = strlen(niz);
+    for (size_t i = 0; i < size; i++)
+        if(niz[i] >= 'a' && niz[i] <= 'z')
+            niz[i] -= 32;  
+}

semester_4/namenska_programska_oprema/Naloga_5/eksplicitno/libXPO.h

@@ -0,0 +1,5 @@
+#include <inttypes.h>
+#include <stdlib.h>
+
+uint32_t sestej(uint32_t a, uint32_t b);
+void niz_veliki(char* niz);

semester_4/namenska_programska_oprema/Naloga_5/eksplicitno/main.c

@@ -0,0 +1,71 @@
+#include <stdio.h>
+#include <dlfcn.h>
+#include <locale.h>
+#include <stdlib.h>
+
+int main(int argc, char** argv)
+{
+
+    if(argc < 3){
+        printf("Usage");
+        return 0;
+    }
+
+    char* niz = argv[1];
+    int i = atoi(argv[2]);
+    int j = atoi(argv[3]);
+
+    void* handle = NULL;
+    void (*izpis)();
+    int (*vsota)(int,int);
+
+
+    handle = dlopen("./libXPO.so",RTLD_LAZY);
+    if (handle == NULL)
+    {
+        perror("Ne morem odpreti libprva.so\n");
+        return -1;
+    }
+
+    izpis=(void(*)(void))dlsym(handle,"niz_veliki");
+    if (izpis==NULL)
+    {
+        perror("Ne najdem funkcije izpisi_pozdrav\n");
+        return -2;
+    }
+    izpis(niz);
+    printf("%s\n", niz);
+
+
+    vsota=(int(*)(int,int))dlsym(handle,"sestej");
+    if (vsota==NULL)
+    {
+        perror("Ne najdem funkcije sestej\n");
+        return -3;
+    }
+    printf("rezultat: %d\n",vsota(i,j));
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+    dlclose(handle);
+
+    return 0;
+}