add lab 3

laborator/content/etapele-compilarii/01-one-diy/a-dynamic/Makefile

@@ -0,0 +1,18 @@
+CFLAGS = -fno-PIC -m32 -g
+LDFLAGS = -no-pie -m32
+
+.DEFAULT_GOAL: all
+
+.PHONY: all clean
+
+all: name
+
+name: name.o
+	$(CC) $(LDFLAGS) -o $@ $^
+	#ld -dynamic-linker /lib/ld-linux.so.2 -m elf_i386 -o $@ /usr/lib32/crt1.o /usr/lib32/crti.o $^ -lc /usr/lib32/crtn.o
+
+name.o: name.c
+
+clean:
+	-rm -f name name.o
+	-rm -f *~

laborator/content/etapele-compilarii/01-one-diy/b-static/Makefile

@@ -0,0 +1,18 @@
+CFLAGS = -fno-PIC -m32 -g
+LDFLAGS = -static -no-pie -m32
+
+.DEFAULT_GOAL: all
+
+.PHONY: all clean
+
+all: name
+
+name: name.o
+	$(CC) $(LDFLAGS) -o $@ $^
+	#ld -static -m elf_i386 -L/usr/lib/gcc/x86_64-linux-gnu/7/32/ -o $@ /usr/lib32/crt1.o /usr/lib32/crti.o $^ --start-group -lc -lgcc -lgcc_eh --end-group /usr/lib32/crtn.o
+
+name.o: name.c
+
+clean:
+	-rm -f name name.o
+	-rm -f *~

laborator/content/etapele-compilarii/04-var-func-fix/state.c

@@ -1,6 +1,6 @@
 const char *init_shopping[3];
 
-void shopping_list(void)
+void init_shopping(void)
 {
 	init_shopping[0] = "cheese";
 	init_shopping[1] = "wine";

laborator/content/etapele-compilarii/04-var-func-fix/state.h

@@ -2,6 +2,6 @@
 #define STATE_H_	1
 
 void init_shopping(void);
-extern const char *shopping_list[3];
+const char *shopping_list[3];
 
 #endif

laborator/content/operatii-memorie-gdb/1-iterate/iterate.c

@@ -1,19 +1,24 @@
-// SPDX-License-Identifier: BSD-3-Clause
-
 #include <stdio.h>
-
-/*
- * Afisati adresele elementelor din vectorul "v" impreuna cu valorile
- * de la acestea.
- * Parcurgeti adresele, pe rand, din octet in octet,
- * din 2 in 2 octeti si apoi din 4 in 4.
- */
-
 int main(void)
 {
 	int v[] = {0xCAFEBABE, 0xDEADBEEF, 0x0B00B135, 0xBAADF00D, 0xDEADC0DE};
-
-	(void) v;
-
-	return 0;
+	printf("Parcurgere octet cu octet:\n");
+	unsigned char *char_ptr = (unsigned char *)v;
+	for (int i = 0; i < sizeof(v); i++) {
+        	printf("%p -> 0x%x\n", char_ptr, *char_ptr);
+        	char_ptr++;
+    	}
+    	printf("\nParcurgere doi octeți la un pas:\n");
+    	char_ptr = (unsigned char *)v;
+    	for (int i = 0; i < sizeof(v); i += 2) {
+        	printf("%p -> 0x%x%x\n", char_ptr, *char_ptr, *(char_ptr + 1));
+        	char_ptr += 2;
+    	}
+    	printf("\nParcurgere patru octeți la un pas:\n");
+    	char_ptr = (unsigned char *)v;
+    	for (int i = 0; i < sizeof(v); i += 4) {
+        	printf("%p -> 0x%x%x%x%x\n", char_ptr, *char_ptr, *(char_ptr + 1), *(char_ptr + 2), *(char_ptr + 3));
+        	char_ptr += 4;
+   	}
+    return 0;
 }

laborator/content/operatii-memorie-gdb/2-delete-first/delete-first.c

@@ -4,7 +4,26 @@
 #include <string.h>
 #include <stdlib.h>
 
-char *delete_first(char *s, char *pattern);
+char *delete_first(char *s, char *pattern){
+	int i = 0, cnt = 0, ans = 0, gasit = 0;
+	char *rez= malloc(strlen(s));
+	for(i = 0; i < strlen(s); i++){
+		int ci = i;
+		cnt = 0;
+		while(gasit == 0 && ci < strlen(s) && s[ci] == pattern[cnt]){
+			cnt++;
+			ci++;
+			if(cnt == strlen(pattern)){
+				gasit = 1;
+				i = ci;
+				break;
+			}
+		}
+		rez[ans] = s[i];
+		ans++;
+	}
+	return rez;
+}
 
 int main(void)
 {
@@ -14,12 +33,7 @@ int main(void)
 	 */
 	char *s = "Ana are mere";
 	char *pattern = "re";
-
-	(void) s;
-	(void) pattern;
-
-	// Decomentați linia după ce ați implementat funcția delete_first.
-	// printf("%s\n", delete_first(s, pattern));
+	printf("%s\n", delete_first(s, pattern));
 
 	return 0;
 }