17 files changed, 131 insertions, 0 deletions

diff --git a/src/c/__Makefile__ b/src/c/__Makefile__
new file mode 100644
index 0000000..d6e2bf1
--- /dev/null
+++ b/src/c/__Makefile__
@@ -0,0 +1,30 @@
+# Minimal Makefile to compile main.c into an executable named main
+
+# Compiler
+CC = gcc
+
+
+# Flags
+CFLAGS = -Wall -Wextra -O2
+
+
+# Default target
+# Tells make what dependencies to compile
+all: main
+
+
+# Dependency 'main'
+# main.c is the source file
+main: main.c
+	$(CC) $(CFLAGS) -o main main.c
+
+
+# Test target 
+test: main
+	@echo -n "main.c test............................"
+	@./main >/dev/null 2>&1 && echo "OK" || echo "FAILED"
+
+
+# Clean target
+clean:
+	rm -f main
diff --git a/src/c/shift b/src/c/bit-shift/shift
index 6429b03..6429b03 100755
--- a/src/c/shift
+++ b/src/c/bit-shift/shift
diff --git a/src/c/shift.c b/src/c/bit-shift/shift.c
index c65b815..c65b815 100644
--- a/src/c/shift.c
+++ b/src/c/bit-shift/shift.c
diff --git a/src/c/copyfile/Makefile b/src/c/copyfile/Makefile
new file mode 100644
index 0000000..7cf5b87
--- /dev/null
+++ b/src/c/copyfile/Makefile
@@ -0,0 +1,23 @@
+CC = /usr/bin/gcc 
+FLAGS = -Wall -Wextra -O2
+
+all: cf cf-ng
+
+cf: cf.c
+	$(CC) $(FLAGS) -o cf cf.c
+
+cf-ng: cf-ng.c
+	$(CC) $(FLAGS) -o cf-ng cf-ng.c
+
+test-cf: cf
+	@echo -n "cf.c test.............................."
+	@./cf >/dev/null 2>&1 && echo "OK" || echo "FAILED"
+
+test-cf-ng: cf-ng
+	@echo -n "cf-ng.c test.............................."
+	@./cf-ng >/dev/null 2>&1 && echo "OK" || echo "FAILED"
+
+
+clean:
+	rm -v -f cf cf-ng
+
diff --git a/src/c/main b/src/c/copyfile/cf
index 37336e8..be2b986 100755
--- a/src/c/main
+++ b/src/c/copyfile/cf
diff --git a/src/c/copyfile/cf-ng b/src/c/copyfile/cf-ng
new file mode 100755
index 0000000..35331e9
--- /dev/null
+++ b/src/c/copyfile/cf-ng
diff --git a/src/c/copyfile/cf-ng.c b/src/c/copyfile/cf-ng.c
new file mode 100644
index 0000000..8ff770a
--- /dev/null
+++ b/src/c/copyfile/cf-ng.c
@@ -0,0 +1,39 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main() {
+    int c;
+    size_t size = 1024;  // initial buffer size
+    size_t len = 0;
+    char *buffer = malloc(size);
+    if (!buffer) {
+        perror("malloc");
+        return 1;
+    }
+
+    printf("Type input (Ctrl+D to end):\n");
+
+    while ((c = getchar()) != EOF) {
+        // Resize buffer if needed
+        if (len + 1 >= size) {
+            size *= 2;
+            char *tmp = realloc(buffer, size);
+            if (!tmp) {
+                free(buffer);
+                perror("realloc");
+                return 1;
+            }
+            buffer = tmp;
+        }
+
+        buffer[len++] = (char)c;
+    }
+
+    // Null-terminate string
+    buffer[len] = '\0';
+
+    printf("\nYou typed:\n%s\n", buffer);
+
+    free(buffer);
+    return 0;
+}
diff --git a/src/c/copyfile/cf.c b/src/c/copyfile/cf.c
new file mode 100644
index 0000000..ff6b41a
--- /dev/null
+++ b/src/c/copyfile/cf.c
@@ -0,0 +1,15 @@
+#include <stdio.h>
+/* copy input to output; 2nd version */
+
+int
+main()
+{
+    int c;
+
+    while ((c = getchar()) != EOF)
+    {
+        putchar(c);
+    }
+
+    return 0;
+}
diff --git a/src/c/main2.c b/src/c/hello-c/hello.c
index c63efdb..c63efdb 100644
--- a/src/c/main2.c
+++ b/src/c/hello-c/hello.c
diff --git a/src/c/dir b/src/c/list-dir/dir
index 7757a29..7757a29 100755
--- a/src/c/dir
+++ b/src/c/list-dir/dir
diff --git a/src/c/dir.c b/src/c/list-dir/dir.c
index 05803fd..05803fd 100644
--- a/src/c/dir.c
+++ b/src/c/list-dir/dir.c
diff --git a/src/c/makefile/Makefile b/src/c/makefile/Makefile
new file mode 100644
index 0000000..e7d3f1d
--- /dev/null
+++ b/src/c/makefile/Makefile
@@ -0,0 +1,16 @@
+# Minimal Makefile to compile main.c into an executable named main
+
+CC = gcc
+CFLAGS = -Wall -Wextra -O2
+
+all: main
+
+main: main.c
+	$(CC) $(CFLAGS) -o main main.c
+
+test: main
+	@echo -n "main.c test............................"
+	@./main >/dev/null 2>&1 && echo "OK" || echo "FAILED"
+
+clean:
+	rm -f main
diff --git a/src/c/main2 b/src/c/makefile/main
index c35260e..8d130a1 100755
--- a/src/c/main2
+++ b/src/c/makefile/main
diff --git a/src/c/makefile/main.c b/src/c/makefile/main.c
new file mode 100644
index 0000000..e0d7aba
--- /dev/null
+++ b/src/c/makefile/main.c
@@ -0,0 +1,8 @@
+#include <stdio.h>
+
+int 
+main() 
+{
+    printf("Hello, Makefile!\n");
+    return 0;
+}
diff --git a/src/c/main.c b/src/c/pointer-example/pointer_example.c
index 30d5c61..30d5c61 100644
--- a/src/c/main.c
+++ b/src/c/pointer-example/pointer_example.c
diff --git a/src/c/ctof b/src/c/temp-converter/ctof
index 7a47ff7..7a47ff7 100755
--- a/src/c/ctof
+++ b/src/c/temp-converter/ctof
diff --git a/src/c/ctof.c b/src/c/temp-converter/ctof.c
index e61cfcd..e61cfcd 100644
--- a/src/c/ctof.c
+++ b/src/c/temp-converter/ctof.c