From 888b257a7b37325e00995ddaf46cc8b15cd96d56 Mon Sep 17 00:00:00 2001
From: Intel A80486DX2-66 <larry.holst@disroot.org>
Date: Wed, 3 Jan 2024 21:21:29 +0300
Subject: [PATCH] reverse-ramdisk.c: convert macro names to upper case

---
 c-programming/reverse-ramdisk.c | 34 ++++++++++++++++-----------------
 1 file changed, 17 insertions(+), 17 deletions(-)

diff --git a/c-programming/reverse-ramdisk.c b/c-programming/reverse-ramdisk.c
index 5be9380..983e71e 100644
--- a/c-programming/reverse-ramdisk.c
+++ b/c-programming/reverse-ramdisk.c
@@ -29,12 +29,12 @@ To-Do: Add thread-safe versions of functions (use postfix `_r`)
 #endif
 
 #ifdef DEBUG
-# define line_fail(x) printf("failed on line %d\n", __LINE__ + x)
+# define LINE_FAIL(x) printf("failed on line %d\n", __LINE__ + x)
 #else
-# define line_fail(x)
+# define LINE_FAIL(x)
 #endif
 
-#define retreat(s) do { \
+#define RETREAT(s) do { \
 	perror(s); \
 	exit(EXIT_FAILURE); \
 } while (0)
@@ -68,13 +68,13 @@ int tf_alloc(size_t n, size_t type_size) {
 	size_t file_path_len = len_digit + strlen("tf_.tmp");
 	char* file_path = malloc((file_path_len + 1) * sizeof(char));
 	if (file_path == NULL) {
-		line_fail(-2);
+		LINE_FAIL(-2);
 		return -1;
 	}
 	int res = snprintf(file_path, file_path_len + 1, "tf_%" PRIuMAX ".tmp",
 		(uintmax_t) num_temp_files);
 	if ((size_t) res != file_path_len) {
-		line_fail(-2);
+		LINE_FAIL(-2);
 		return -1;
 	}
 
@@ -85,14 +85,14 @@ int tf_alloc(size_t n, size_t type_size) {
 	FILE* file = fopen(file_path, "w+b");
 	if (file == NULL) {
 #endif
-		line_fail(-2);
+		LINE_FAIL(-2);
 		return -1;
 	}
 
 	// Allocate memory for the TempFile struct
 	TempFile* temp_file = malloc(sizeof(TempFile));
 	if (temp_file == NULL) {
-		line_fail(-2);
+		LINE_FAIL(-2);
 		return -1;
 	}
 
@@ -109,7 +109,7 @@ int tf_alloc(size_t n, size_t type_size) {
 		temp_files = realloc(temp_files,
 			(size_t) num_temp_files * sizeof(TempFile));
 	if (temp_files == NULL) {
-		line_fail(-2);
+		LINE_FAIL(-2);
 		return -1;
 	}
 
@@ -136,7 +136,7 @@ int tf_free(int ID) {
 
 	// Delete the file
 	if (remove(temp_files[index].file_path) != 0) {
-		line_fail(-1);
+		LINE_FAIL(-1);
 		return -1;
 	}
 
@@ -150,7 +150,7 @@ int tf_free(int ID) {
 	if (--num_temp_files > 0) {
 		if ((temp_files = realloc(temp_files, num_temp_files
 			* sizeof(TempFile))) == NULL) {
-			line_fail(-2);
+			LINE_FAIL(-2);
 			return -1;
 		}
 	}
@@ -186,7 +186,7 @@ int tf_write(int ID, size_t offset, void* src, size_t data_size) {
 #else
 	if (fseek(file, offset, SEEK_SET) == -1) {
 #endif
-		line_fail(-1);
+		LINE_FAIL(-1);
 		return -1;
 	}
 
@@ -208,7 +208,7 @@ int tf_write(int ID, size_t offset, void* src, size_t data_size) {
 
 #if IS_POSIX
 	if (fsync(file) == -1) {
-		line_fail(-1);
+		LINE_FAIL(-1);
 		return -1;
 	}
 #else
@@ -246,7 +246,7 @@ int tf_read(int ID, size_t offset, void* dest, size_t data_size) {
 #else
 		fclose(file);
 #endif
-		line_fail(-7);
+		LINE_FAIL(-7);
 		return -1;
 	}
 
@@ -257,7 +257,7 @@ int tf_read(int ID, size_t offset, void* dest, size_t data_size) {
 #else
 	if (fseek(file, offset, SEEK_SET) == -1) {
 #endif
-		line_fail(-1);
+		LINE_FAIL(-1);
 		return -1;
 	}
 
@@ -298,13 +298,13 @@ int tf_read(int ID, size_t offset, void* dest, size_t data_size) {
 int main(void) {
 	int ID = tf_alloc(4, sizeof(int));
 	if (ID == -1)
-		retreat("tf_alloc");
+		RETREAT("tf_alloc");
 
 	int test_data[4] = {123, 456, 789, -123};
 
 	for (size_t i = 0; i < 4; i++)
 		if (tf_write(ID, i * sizeof(int), &test_data[i], sizeof(int)) == -1)
-			retreat("tf_write");
+			RETREAT("tf_write");
 
 	// round-trip
 	test_data[0] = 111;
@@ -314,7 +314,7 @@ int main(void) {
 
 	for (size_t i = 0; i < 4; i++)
 		if (tf_read(ID, i * sizeof(int), &test_data[i], sizeof(int)) == -1)
-			retreat("tf_read");
+			RETREAT("tf_read");
 
 	printf("Values: %d %d %d %d\n",
 		test_data[0], test_data[1], test_data[2], test_data[3]);