c-programming

commit 6098c3f26b27f313ff82a1e08ea6e18056f64c33
parent 00a927d51f767a45f4e9fa752cc6ab49c830789f
Author: Andrew Laack <andrew@laack.co>
Date:   Sat, 18 Oct 2025 00:39:01 -0500

Did a bit more c programming stuff

Diffstat:
A
c-book/ch1/count-characters.c
 | 
11
+++++++++++
A
c-book/ch1/count-words.c
 | 
34
++++++++++++++++++++++++++++++++++
A
c-book/ch1/io-cp.c
 | 
8
++++++++
A
c-book/ch1/line-count.c
 | 
11
+++++++++++
A
c-book/ch1/print-eof.c
 | 
5
+++++
A
c-book/ch1/slow-cp.c
 | 
29
+++++++++++++++++++++++++++++

6 files changed, 98 insertions(+), 0 deletions(-)
diff --git a/c-book/ch1/count-characters.c b/c-book/ch1/count-characters.c
@@ -0,0 +1,11 @@
+#include <stdio.h>
+int main(){
+    unsigned long itr = 0;
+    char c;
+
+    while((c = getchar()) != EOF){
+        itr += 1;
+    }
+
+    printf("\n%ld\n", itr);
+}
diff --git a/c-book/ch1/count-words.c b/c-book/ch1/count-words.c
@@ -0,0 +1,34 @@
+#include <stdio.h>
+#define IN_WORD 1
+#define OUT_OF_WORD 0
+
+int isNotChar(int c){
+    if (c == ' ' || c == '\t' || c == '\n'){
+        return 0;
+    }
+
+    return 1;
+}
+
+
+int main(){
+    int c;
+    int words = 0;
+    int wordArea = OUT_OF_WORD;
+
+    while((c = getchar()) != EOF){
+        if (wordArea == IN_WORD){
+            if(isNotChar(c) == 0){
+                wordArea = OUT_OF_WORD;
+            }
+        }
+        else{
+            if(isNotChar(c) == 1){
+                wordArea = IN_WORD;
+                words += 1;
+            }
+        }
+    }
+
+    printf("\nWord Count: %d\n", words);
+}
diff --git a/c-book/ch1/io-cp.c b/c-book/ch1/io-cp.c
@@ -0,0 +1,8 @@
+#include <stdio.h>
+
+int main(){
+    int c;
+    while((c = getchar()) != EOF){
+        putchar(c);
+    }
+}
diff --git a/c-book/ch1/line-count.c b/c-book/ch1/line-count.c
@@ -0,0 +1,11 @@
+#include <stdio.h>
+int main(){
+    int c;
+    long count;
+    while((c = getchar()) != EOF){
+        if(c == '\n'){
+            count += 1;
+        }
+    }
+    printf("\nThere were %ld lines\n", count + 1);
+}
diff --git a/c-book/ch1/print-eof.c b/c-book/ch1/print-eof.c
@@ -0,0 +1,5 @@
+#include <stdio.h>
+int main(){
+    int val = EOF;
+    printf("%d\n", val);
+}
diff --git a/c-book/ch1/slow-cp.c b/c-book/ch1/slow-cp.c
@@ -0,0 +1,29 @@
+#include <stdio.h>
+
+int main(int argc, char** argv){
+
+    if(argc != 3){
+        printf("Usage: slow-cp {source} {destination}");
+        return -1;
+    }
+
+    char* source;
+    char* destination;
+
+    source = argv[1];
+    destination = argv[2];
+
+
+    FILE* file = fopen(source, "r");
+    FILE* fdest = fopen(destination, "w");
+    
+    int c;
+
+    while((c = getc(file)) != EOF){
+        fputc(c,fdest);
+    }
+
+    printf("File copied successfully\n");
+
+    return 0;
+}