From: Mart Lubbers <mart@martlubbers.net>
Date: Thu, 25 Aug 2016 14:40:11 +0000 (+0200)
Subject: adhere to the Linux Kernel CodingStyle
X-Git-Url: https://git.martlubbers.net/?a=commitdiff_plain;h=3a5ad5786e22f74ac0989796d0b32438e60709b5;p=bf.git

adhere to the Linux Kernel CodingStyle
---

diff --git a/bf.c b/bf.c
index af9f001..0061aa2 100644
--- a/bf.c
+++ b/bf.c
@@ -9,81 +9,81 @@
 
 #define INITIALBUFSIZE 2
 
-struct nest {
-	long pos;
-	struct nest *next;
+struct cs {
+	long pl;
+	struct cs *next;
 };
 
 int main(int argc, char *argv[])
 {
-	size_t offset, stacksize, depth;
+	size_t offset, bufsize, depth;
 	char *buf, *ptr;
-	struct nest *temp, *stack;
+	struct cs *temp, *cs;
 	FILE *in;
 
-	if(argc != 2){
+	if(argc != 2)
 		die("Usage: %s PROGRAM\n", argv[0]);
-	}
    
 	check_null(in = fopen(argv[1], "r"), "fopen");
-	check_null(buf = calloc(stacksize = INITIALBUFSIZE, 1), "calloc");
+	check_null(buf = calloc(bufsize = INITIALBUFSIZE, 1), "calloc");
 	ptr = buf;
 
-	while(1){
-		switch(fgetc(in)){
-			case EOF:
-				free(buf);
-				check_fail(fclose(in), "fclose", -1);
-				return EXIT_SUCCESS;
-			case '>':
-				if(++ptr >= buf+stacksize){
-					offset = ptr-buf;
-					check_null(buf = realloc(buf, stacksize *=2), "realloc");
-					ptr = buf+offset;
-					memset(ptr, 0, stacksize/2);
-				}
-				break;
-			case '<':
-				if(ptr-- == buf){
-					die("There is no stack position -1\n");
-				}
-				break;
-			case '+':
-				++*ptr;
-				break;
-			case '-':
-				--*ptr;
-				break;
-			case '.':
-				putchar(*ptr);
-				break;
-			case ',':
-				*ptr = getchar();
-				break;
-			case '[':
-				if(*ptr){
-					temp = stack;
-					check_null(stack = malloc(sizeof(struct nest)), "malloc");
-					stack->next = temp;
-					check_fail(stack->pos = ftell(in), "ftell", -1);
-				} else {
-					depth = 1;
-					while(depth > 0){
-						switch(fgetc(in)){
-							case ']':
-								depth--;
-								break;
-							case '[':
-								depth++;
-						}
+	while (1){
+		switch (fgetc(in)){
+		case EOF:
+			free(buf);
+			check_fail(fclose(in), "fclose", -1);
+			return EXIT_SUCCESS;
+		case '>':
+			if (++ptr >= buf+bufsize){
+				offset = ptr-buf;
+				check_null(buf = realloc(buf, bufsize *=2),
+					"realloc");
+				ptr = buf+offset;
+				memset(ptr, 0, bufsize/2);
+			}
+			break;
+		case '<':
+			if (ptr-- == buf)
+				die("There is no stack position -1\n");
+			break;
+		case '+':
+			++*ptr;
+			break;
+		case '-':
+			--*ptr;
+			break;
+		case '.':
+			putchar(*ptr);
+			break;
+		case ',':
+			*ptr = getchar();
+			break;
+		case '[':
+			if (*ptr){
+				temp = cs;
+				check_null(cs = malloc(sizeof(struct cs)),
+					"malloc");
+				cs->next = temp;
+				check_fail(cs->pl = ftell(in), "ftell", -1);
+			} else {
+				depth = 1;
+				while(depth > 0){
+					switch(fgetc(in)){
+					case ']':
+						depth--;
+						break;
+					case '[':
+						depth++;
 					}
 				}
-				break;
-			case ']':
-				check_fail(fseek(in, stack->pos-1, SEEK_SET), "fseek", -1);
-				temp = stack;
-				stack = stack->next;
-				free(temp);
+			}
+			break;
+		case ']':
+			check_fail(fseek(in, cs->pl-1, SEEK_SET), "fseek", -1);
+			temp = cs;
+			cs = cs->next;
+			free(temp);
 		}
 	}
 }