From: Christian Heller <c.heller@plomlompom.de>
Date: Wed, 23 Jul 2014 03:16:12 +0000 (+0200)
Subject: Use not f_name variable but __func__, standardize function name writing.
X-Git-Tag: tce~700
X-Git-Url: https://plomlompom.com/repos/%7B%7Bprefix%7D%7D/static/%7B%7B%20web_path%20%7D%7D/decks/%7B%7Btodo.date%7D%7D?a=commitdiff_plain;h=1cb57a35a3b3cc4ec8870531ca254a655c0bdda2;p=plomrogue

Use not f_name variable but __func__, standardize function name writing.
---

diff --git a/TODO b/TODO
index 42a2cad..14006bf 100644
--- a/TODO
+++ b/TODO
@@ -4,8 +4,6 @@ IN GENERAL:
 
 - expand use of hardcoded_strings module(s)
 
-- use __func__ instead of f_name
-
 BOTH SERVER/CLIENT:
 
 - make server and client communicate by specific world state info requests 
diff --git a/src/client/array_append.c b/src/client/array_append.c
index f4391c7..37fde0e 100644
--- a/src/client/array_append.c
+++ b/src/client/array_append.c
@@ -12,10 +12,9 @@
 extern void array_append(uint32_t old_n, size_t region_size, void * new_region,
                         void ** ptr_old_array)
 {
-    char * f_name = "array_append()";
     uint32_t old_size = old_n * region_size;
     uint32_t new_size = old_size + region_size;
-    char * new_array = try_malloc(new_size, f_name);
+    char * new_array = try_malloc(new_size, __func__);
     memcpy(new_array, * ptr_old_array, old_size);
     memcpy(new_array + (old_n * region_size), new_region, region_size);
     free(* ptr_old_array);
diff --git a/src/client/cleanup.c b/src/client/cleanup.c
index 7611139..3499246 100644
--- a/src/client/cleanup.c
+++ b/src/client/cleanup.c
@@ -18,7 +18,6 @@ static uint32_t cleanup_flags = 0x0000;
 
 extern void cleanup()
 {
-    char * f_name = "cleanup()";
     free(world.map.cells);
     free(world.log);
     free(world.player_inventory);
@@ -36,11 +35,11 @@ extern void cleanup()
     }
     if (cleanup_flags & CLEANUP_SERVER_IN)
     {
-        try_fclose(world.file_server_in, f_name);
+        try_fclose(world.file_server_in, __func__);
     }
     if (cleanup_flags & CLEANUP_SERVER_OUT)
     {
-        try_fclose(world.file_server_out, f_name);
+        try_fclose(world.file_server_out, __func__);
     }
 }
 
diff --git a/src/client/control.c b/src/client/control.c
index 17a7632..3d9c490 100644
--- a/src/client/control.c
+++ b/src/client/control.c
@@ -179,16 +179,15 @@ static uint8_t set_string_if_char_match(char c, char c_to_match,
 
 static char * build_server_message_with_argument(struct Command * cmd)
 {
-    char * f_name = "build_server_message_with_argument()";
     uint8_t command_size = strlen(cmd->server_msg);
     char * arg_str = "";
     uint8_t arg_size = 0;
     if ('i' == cmd->arg)
     {
         arg_size = 3;
-        arg_str = try_malloc(arg_size + 1, f_name);
+        arg_str = try_malloc(arg_size + 1, __func__);
         int test = sprintf(arg_str, "%d",world.player_inventory_select);
-        exit_trouble(test < 0, f_name, "sprintf()");
+        exit_trouble(test < 0, __func__, "sprintf");
     }
     else if (   set_string_if_char_match(cmd->arg, 'd', &arg_str, "east")
              || set_string_if_char_match(cmd->arg, 'c', &arg_str, "south-east")
@@ -203,9 +202,9 @@ static char * build_server_message_with_argument(struct Command * cmd)
     {
         exit_err(1, "Illegal server command argument.");
     }
-    char * msg = try_malloc(command_size + 1 + arg_size + 1, f_name);
+    char * msg = try_malloc(command_size + 1 + arg_size + 1, __func__);
     int test = sprintf(msg, "%s %s", cmd->server_msg, arg_str);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     if ('i' == cmd->arg)
     {
         free(arg_str);
diff --git a/src/client/draw_wins.c b/src/client/draw_wins.c
index f6ac7e2..bb86bb9 100644
--- a/src/client/draw_wins.c
+++ b/src/client/draw_wins.c
@@ -69,7 +69,6 @@ static void draw_titled_keybinding_list(char * title, struct Win * win,
 
 static void try_resize_winmap(struct Win * win, int new_size_y, int new_size_x)
 {
-    char * f_name = "try_resize_winmap()";
     if (win->winmap_size.y >= new_size_y && win->winmap_size.x >= new_size_x)
     {
         return;
@@ -84,7 +83,7 @@ static void try_resize_winmap(struct Win * win, int new_size_y, int new_size_x)
     }
     chtype * old_winmap = win->winmap;
     uint32_t new_size = sizeof(chtype) * new_size_y * new_size_x;
-    win->winmap = try_malloc(new_size, f_name);
+    win->winmap = try_malloc(new_size, __func__);
     uint16_t y, x;
     for (y = 0; y < new_size_y; y++)
     {
@@ -178,15 +177,14 @@ static void add_line_long(struct Win * win, char * line, attr_t attri)
 static void add_line_compact(struct Win * win, char * line, attr_t attri,
                              uint16_t * offset, uint8_t last)
 {
-    char * f_name = "add_line_compact()";
     uint16_t y_start = win->winmap_size.y - (win->winmap_size.y > 0);
     try_resize_winmap(win, y_start + 1, win->frame_size.x);
     uint16_t len_line = strlen(line);
     char * separator = last ? "" : " / ";
     uint32_t len_line_new = len_line + strlen(separator);
-    char * line_new = try_malloc(len_line_new, f_name);
+    char * line_new = try_malloc(len_line_new, __func__);
     int test = sprintf(line_new, "%s%s", line, separator);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     uint16_t x = 0;
     uint16_t y;
     uint32_t z;
@@ -260,12 +258,11 @@ static void draw_text_from_bottom(struct Win * win, char * text)
 
 static char * get_kb_line(struct KeyBinding * kb)
 {
-    char * f_name = "get_kb_line()";
     char * keyname = get_keyname_to_keycode(kb->keycode);
     uint16_t size = strlen(keyname) + 3 + strlen(kb->command->dsc_long) + 1;
-    char * kb_line = try_malloc(size, f_name);
+    char * kb_line = try_malloc(size, __func__);
     int test = sprintf(kb_line, "%s - %s", keyname, kb->command->dsc_long);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     free(keyname);
     return kb_line;
 }
@@ -359,14 +356,13 @@ extern void draw_win_map(struct Win * win)
 
 extern void draw_win_info(struct Win * win)
 {
-    char * f_name = "draw_win_info()";
     char * dsc_turn      = "Turn: ";
     char * dsc_hitpoints = "\nHitpoints: ";
     uint16_t maxl = strlen(dsc_turn) + 5 + strlen(dsc_hitpoints) + 3;
-    char * text = try_malloc(maxl + 1, f_name);
+    char * text = try_malloc(maxl + 1, __func__);
     int test = sprintf(text, "%s%d%s%d", dsc_turn, world.turn, dsc_hitpoints,
                                          world.player_lifepoints);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     add_text_with_linebreaks(win, text);
     free(text);
 }
@@ -462,19 +458,18 @@ extern void draw_winconf_keybindings(struct Win * win)
 
 extern void draw_winconf_geometry(struct Win * win)
 {
-    char * f_name = "draw_winconf_geometry()";
     char * title = "Window's geometry:\n\n";
     char * h_title = "Height to save: ";
     char h_value[6 + 1];                       /* 6: int16_t value max strlen */
     int test = sprintf(h_value, "%d", win->target_height);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     char * h_plus = " (width in cells)\n\n";
     char * h_minus = " (negative diff: cells to screen width)\n\n";
     char * h_type = (1 == win->target_height_type) ? h_minus : h_plus;
     char * w_title = "Width to save: ";
     char w_value[6 + 1];
     test = sprintf(w_value, "%d", win->target_width);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     char * w_plus = "(height in cells)\n\n";
     char * w_minus = " (negative diff: cells to screen height)\n\n";
     char * w_type = (1 == win->target_width_type)  ? w_minus : w_plus;
@@ -485,10 +480,10 @@ extern void draw_winconf_geometry(struct Win * win)
                          + strlen(h_title) + strlen(h_value) + strlen(h_type)
                          + strlen(w_title) + strlen(w_value) + strlen(w_type)
                          + strlen(breaks_title) + strlen(breaks_type);
-    char * text = try_malloc(text_size + 1, f_name);
+    char * text = try_malloc(text_size + 1, __func__);
     test = sprintf(text, "%s%s%s%s%s%s%s%s%s", title, h_title, h_value, h_type,
                         w_title, w_value, w_type, breaks_title, breaks_type);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     add_text_with_linebreaks(win, text);
     free(text);
 }
diff --git a/src/client/interface_conf.c b/src/client/interface_conf.c
index aba5e3b..65debb0 100644
--- a/src/client/interface_conf.c
+++ b/src/client/interface_conf.c
@@ -118,7 +118,6 @@ static void set_keybindings(char * token1, uint8_t flags,
 
 static void write_keybindings(FILE * file, struct KeyBindingDB * kbdb)
 {
-    char * f_name = "write_keybindings()";
     char * sep = " ";
     char * tok0 = "KEY";
     uint8_t i_kb;
@@ -126,12 +125,12 @@ static void write_keybindings(FILE * file, struct KeyBindingDB * kbdb)
     {
         size_t size = strlen(tok0) + strlen(sep) + 3 + strlen(sep)
                       + strlen(kbdb->kbs[i_kb].command->dsc_short) + 1 + 1;
-        char * line = try_malloc(size, f_name);
+        char * line = try_malloc(size, __func__);
         int test = snprintf(line, size, "%s%s%d%s%s\n",
                              tok0, sep, kbdb->kbs[i_kb].keycode, sep,
                              kbdb->kbs[i_kb].command->dsc_short);
-        exit_trouble(test < 0, f_name, "snprintf()");
-        try_fwrite(line, sizeof(char), strlen(line), file, f_name);
+        exit_trouble(test < 0, __func__, "snprintf");
+        try_fwrite(line, sizeof(char), strlen(line), file, __func__);
         free(line);
     }
 }
@@ -141,7 +140,6 @@ static void write_keybindings(FILE * file, struct KeyBindingDB * kbdb)
 static void write_def(FILE * file, char * prefix, uint8_t quotes, char * val,
                       char type)
 {
-    char * f_name = "write_def()";
     char * val_str = NULL;
     int test_val_str = 1;
     if      ('s' == type)
@@ -151,26 +149,26 @@ static void write_def(FILE * file, char * prefix, uint8_t quotes, char * val,
     if      ('i' == type)
     {
         size_t size_val_str = 6 + 1;
-        val_str = try_malloc(size_val_str, f_name);
+        val_str = try_malloc(size_val_str, __func__);
         test_val_str = snprintf(val_str, size_val_str, "%d", (int16_t) *val);
     }
     else if ('c' == type)
     {
         size_t size_val_str = 1 + 1;
-        val_str = try_malloc(size_val_str, f_name);
+        val_str = try_malloc(size_val_str, __func__);
         test_val_str = snprintf(val_str, size_val_str, "%c", * val);
     }
-    exit_trouble(test_val_str < 0, f_name, "snprintf()");
+    exit_trouble(test_val_str < 0, __func__, "snprintf");
     char * quote = quotes ? "'": "";
     char * affix = "\n";
     size_t size =   strlen(prefix) + strlen(val_str) + (2 * strlen(quote))
                   + strlen(affix) + 1;
-    char * line = try_malloc(size, f_name);
+    char * line = try_malloc(size, __func__);
     int test = snprintf(line, size, "%s%s%s%s%s",
                         prefix, quote, val_str, quote, affix);
-    exit_trouble(test < 0, f_name, "snprintf()");
+    exit_trouble(test < 0, __func__, "snprintf");
     free(val_str);
-    try_fwrite(line, sizeof(char), strlen(line), file, f_name);
+    try_fwrite(line, sizeof(char), strlen(line), file, __func__);
     free(line);
 }
 
@@ -216,16 +214,15 @@ static void tokens_into_entries(char * token0, char * token1)
 
 static void write_if_win(struct Win ** win)
 {
-    char * f_name = "write_if_win()";
     if (*win)
     {
         (*win)->target_height_type = (0 >= (*win)->target_height);
         (*win)->target_width_type = (0 >= (*win)->target_width);;
         size_t old_ids_size = strlen(world.winDB.ids);
         size_t new_size = old_ids_size + 1 + 1;
-        char * new_ids = try_malloc(new_size, f_name);
+        char * new_ids = try_malloc(new_size, __func__);
         int test = snprintf(new_ids,new_size,"%s%c",world.winDB.ids,(*win)->id);
-        exit_trouble(test < 0, f_name, "snprintf()");
+        exit_trouble(test < 0, __func__, "snprintf");
         free(world.winDB.ids);
         world.winDB.ids = new_ids;
         array_append(old_ids_size, sizeof(struct Win), *win,
@@ -432,11 +429,10 @@ extern void save_interface_conf()
 
 extern void load_interface_conf()
 {
-    char * f_name = "load_interface_conf()";
-    world.winDB.ids    = try_malloc(1, f_name);
+    world.winDB.ids    = try_malloc(1, __func__);
     world.winDB.ids[0] = '\0';
     world.winDB.wins = NULL;
-    tmp_order    = try_malloc(1, f_name);
+    tmp_order    = try_malloc(1, __func__);
     tmp_order[0] = '\0';
     tmp_active   = '\0';
     detect_atomic_leftover(world.path_interface);
@@ -444,7 +440,7 @@ extern void load_interface_conf()
     char * err = "Not all expected windows defined in config file.";
     exit_err(strlen(world.winDB.legal_ids) != strlen(world.winDB.ids), err);
     make_v_screen_and_init_win_sizes();
-    world.winDB.order = try_malloc(1, f_name);
+    world.winDB.order = try_malloc(1, __func__);
     world.winDB.order[0] = '\0';
     uint8_t i;
     for (i = 0; i < strlen(tmp_order); toggle_window(tmp_order[i]), i++);
diff --git a/src/client/io.c b/src/client/io.c
index c047f69..d0b9dc0 100644
--- a/src/client/io.c
+++ b/src/client/io.c
@@ -87,13 +87,12 @@ static void test_server_activity(time_t * last_server_answer_time);
 
 static void read_inventory(char * read_buf, uint32_t linemax, FILE * file)
 {
-    char * f_name = "read_inventory()";
     char * delimiter = "%\n";
     free(world.player_inventory);
     world.player_inventory = NULL;          /* Avoids illegal strlen() below. */
     while (1)
     {
-        try_fgets(read_buf, linemax + 1, file, f_name);
+        try_fgets(read_buf, linemax + 1, file, __func__);
         if (!(strcmp(read_buf, delimiter)))
         {
             break;
@@ -104,10 +103,10 @@ static void read_inventory(char * read_buf, uint32_t linemax, FILE * file)
             old_size = strlen(world.player_inventory);
         }
         int new_size = strlen(read_buf);
-        char * new_inventory = try_malloc(old_size + new_size + 1, f_name);
+        char * new_inventory = try_malloc(old_size + new_size + 1, __func__);
         memcpy(new_inventory, world.player_inventory, old_size);
         int test = sprintf(new_inventory + old_size, "%s", read_buf);
-        exit_trouble(test < 0, f_name, "sprintf()");
+        exit_trouble(test < 0, __func__, "sprintf");
         free(world.player_inventory);
         world.player_inventory = new_inventory;
     }
@@ -119,18 +118,17 @@ static void read_inventory(char * read_buf, uint32_t linemax, FILE * file)
 
 static void read_map_cells(FILE * file)
 {
-    char * f_name = "read_map_cells()";
     free(world.map.cells);
-    world.map.cells = try_malloc(world.map.length * world.map.length, f_name);
+    world.map.cells = try_malloc(world.map.length * world.map.length, __func__);
     uint16_t y, x;
     for (y = 0; y < world.map.length; y++)
     {
         for (x = 0; x < world.map.length; x++)
         {
-            char c = try_fgetc(file, f_name);
+            char c = try_fgetc(file, __func__);
             world.map.cells[(y * world.map.length) + x] = c;
         }
-        try_fgetc(file, f_name);
+        try_fgetc(file, __func__);
     }
 }
 
@@ -138,10 +136,9 @@ static void read_map_cells(FILE * file)
 
 static void read_log(char * read_buf, uint32_t linemax, FILE * file)
 {
-    char * f_name = "read_log()";
     free(world.log);
     world.log = NULL;
-    while (try_fgets(read_buf, linemax + 1, file, f_name))
+    while (try_fgets(read_buf, linemax + 1, file, __func__))
     {
         int old_size = 0;
         if (NULL != world.log)
@@ -149,10 +146,10 @@ static void read_log(char * read_buf, uint32_t linemax, FILE * file)
             old_size = strlen(world.log);
         }
         int new_size = strlen(read_buf);
-        char * new_log = try_malloc(old_size + new_size + 1, f_name);
+        char * new_log = try_malloc(old_size + new_size + 1, __func__);
         memcpy(new_log, world.log, old_size);
         int test = sprintf(new_log + old_size, "%s", read_buf);
-        exit_trouble(test < 0, f_name, "sprintf()");
+        exit_trouble(test < 0, __func__, "sprintf");
         free(world.log);
         world.log = new_log;
     }
@@ -163,8 +160,7 @@ static void read_log(char * read_buf, uint32_t linemax, FILE * file)
 static uint16_t read_value_from_line(char * read_buf, uint32_t linemax,
                                      FILE * file)
 {
-    char * f_name = "read_value_from_line()";
-    try_fgets(read_buf, linemax + 1, file, f_name);
+    try_fgets(read_buf, linemax + 1, file, __func__);
     return atoi(read_buf);
 }
 
@@ -172,23 +168,22 @@ static uint16_t read_value_from_line(char * read_buf, uint32_t linemax,
 
 static FILE * changed_worldstate_file(char * path)
 {
-    char * f_name = "changed_worldstate_file()";
     struct stat stat_buf;
-    exit_trouble(stat(path, &stat_buf), f_name, "stat()");
+    exit_trouble(stat(path, &stat_buf), __func__, "stat");
     if (stat_buf.st_mtime != world.last_update)
     {
         world.last_update = stat_buf.st_mtime;
-        return try_fopen(path, "r", f_name);
+        return try_fopen(path, "r", __func__);
     }
-    FILE * file = try_fopen(path, "r", f_name);
+    FILE * file = try_fopen(path, "r", __func__);
     char turn_string[6];
-    try_fgets(turn_string, 6, file, f_name);
+    try_fgets(turn_string, 6, file, __func__);
     if (world.turn == atoi(turn_string))
     {
-        try_fclose(file, f_name);
+        try_fclose(file, __func__);
         return NULL;
     }
-    exit_trouble(fseek(file, 0, SEEK_SET), f_name, "fseek()");
+    exit_trouble(fseek(file, 0, SEEK_SET), __func__, "fseek");
     return file;
 }
 
@@ -196,7 +191,6 @@ static FILE * changed_worldstate_file(char * path)
 
 static uint8_t read_world()
 {
-    char * f_name = "read_world()";
     char * path = "server/worldstate";
     char * quit_msg = "No worldstate file found to read. Server may be down.";
     static uint8_t first_read = 1;
@@ -207,7 +201,7 @@ static uint8_t read_world()
         return 0;
     }
     uint32_t linemax = textfile_width(file);
-    char * read_buf = try_malloc(linemax + 1, f_name);
+    char * read_buf = try_malloc(linemax + 1, __func__);
     world.turn = read_value_from_line(read_buf, linemax, file);
     world.player_lifepoints = read_value_from_line(read_buf, linemax, file);
     read_inventory(read_buf, linemax, file);
@@ -222,7 +216,7 @@ static uint8_t read_world()
     read_map_cells(file);
     read_log(read_buf, linemax, file);
     free(read_buf);
-    try_fclose(file, f_name);
+    try_fclose(file, __func__);
     return 1;
 }
 
@@ -249,8 +243,7 @@ static void test_ping_pong(time_t last_server_answer_time)
 
 static void test_server_activity(time_t * last_server_answer_time)
 {
-    char * f_name = "test_server_activity()";
-    int test = try_fgetc(world.file_server_out, f_name);
+    int test = try_fgetc(world.file_server_out, __func__);
     if (EOF == test)
     {
         return;
@@ -259,7 +252,7 @@ static void test_server_activity(time_t * last_server_answer_time)
     {
         ;
     }
-    while (EOF != (test = try_fgetc(world.file_server_out, f_name)));
+    while (EOF != (test = try_fgetc(world.file_server_out, __func__)));
     * last_server_answer_time = time(0);
 }
 
@@ -267,12 +260,11 @@ static void test_server_activity(time_t * last_server_answer_time)
 
 extern void send(char * msg)
 {
-    char * f_name = "send()";
     uint32_t msg_size = strlen(msg) + 1;
     char * err = "send() tries to send message larger than PIPE_BUF bytes.";
     exit_err(msg_size > PIPE_BUF, err);
-    try_fwrite(msg, strlen(msg), 1, world.file_server_in, f_name);
-    try_fputc('\n', world.file_server_in, f_name);
+    try_fwrite(msg, strlen(msg), 1, world.file_server_in, __func__);
+    try_fputc('\n', world.file_server_in, __func__);
     fflush(world.file_server_in);
 }
 
diff --git a/src/client/keybindings.c b/src/client/keybindings.c
index b0b7c7a..ba8dc4f 100644
--- a/src/client/keybindings.c
+++ b/src/client/keybindings.c
@@ -50,11 +50,10 @@ static struct KeyBindingDB * char_selected_kb_db(char c)
 static uint8_t try_keycode(uint16_t keycode_given, char * keyname,
                            uint16_t keycode_match, char * keyname_match)
 {
-    char * f_name = "try_keycode()";
     if (keycode_given == keycode_match)
     {
         int test = sprintf(keyname, "%s", keyname_match);
-        exit_trouble(test < 0, f_name, "sprintf()");
+        exit_trouble(test < 0, __func__, "sprintf");
         return 1;
     }
     return 0;
@@ -80,16 +79,15 @@ extern struct Command * get_command_to_keycode(struct KeyBindingDB * kbdb,
 
 extern char * get_keyname_to_keycode(uint16_t keycode)
 {
-    char * f_name = "get_name_to_keycode()";
-    char * keyname = try_malloc(10, f_name);        /* max keyname length + 1 */
+    char * keyname = try_malloc(10, __func__);      /* max keyname length + 1 */
     if (32 < keycode && keycode < 127)
     {
-        exit_trouble(sprintf(keyname, "%c", keycode) < 0, f_name, "sprintf()");
+        exit_trouble(sprintf(keyname, "%c", keycode) < 0, __func__, "sprintf");
     }
     else if (keycode >= KEY_F0 && keycode <= KEY_F(63))
     {
         uint16_t f = keycode - KEY_F0;
-        exit_trouble(sprintf(keyname, "F%d", f) < 0, f_name, "sprintf()");;
+        exit_trouble(sprintf(keyname, "F%d", f) < 0, __func__, "sprintf");;
     }
     else if (   try_keycode(keycode, keyname, 9, "TAB")
              || try_keycode(keycode, keyname, 10, "RETURN")
@@ -111,7 +109,7 @@ extern char * get_keyname_to_keycode(uint16_t keycode)
     }
     else
     {
-        exit_trouble(sprintf(keyname, "(unknown)") < 0, f_name, "sprintf()");
+        exit_trouble(sprintf(keyname, "(unknown)") < 0, __func__, "sprintf");
     }
     return keyname;
 }
diff --git a/src/client/main.c b/src/client/main.c
index 344df69..9c6a72a 100644
--- a/src/client/main.c
+++ b/src/client/main.c
@@ -25,8 +25,6 @@ struct World world;
 
 int main(int argc, char * argv[])
 {
-    char * f_name = "main()";
-
     /* Declare hard-coded paths and values here. */
     world.path_commands    = "confclient/commands";
     world.path_interface   = "confclient/interface_conf";
@@ -58,13 +56,13 @@ int main(int argc, char * argv[])
     struct sigaction act;
     memset(&act, 0, sizeof(act));
     act.sa_handler = &winch_called;
-    exit_trouble(sigaction(SIGWINCH, &act, NULL), f_name, "sigaction()");
+    exit_trouble(sigaction(SIGWINCH, &act, NULL), __func__, "sigaction");
 
     /* Open file streams for communicating with the server. */
     exit_err(access(path_server_in, F_OK), "No server input file found.");
-    world.file_server_in = try_fopen(path_server_in, "a", f_name);
+    world.file_server_in = try_fopen(path_server_in, "a", __func__);
     set_cleanup_flag(CLEANUP_SERVER_IN);
-    world.file_server_out = try_fopen(path_server_out, "r", f_name);
+    world.file_server_out = try_fopen(path_server_out, "r", __func__);
     set_cleanup_flag(CLEANUP_SERVER_OUT);
 
     /* This is where most everything happens. */
@@ -72,6 +70,6 @@ int main(int argc, char * argv[])
 
     /* Leave properly. */
     cleanup();
-    exit_trouble(printf("%s\n", quit_msg) < 0, f_name, "printf()");
+    exit_trouble(printf("%s\n", quit_msg) < 0, __func__, "printf");
     exit(EXIT_SUCCESS);
 }
diff --git a/src/client/parse.c b/src/client/parse.c
index 4f47aaa..5efbaf9 100644
--- a/src/client/parse.c
+++ b/src/client/parse.c
@@ -19,24 +19,23 @@
 
 extern void parse_file(char * path, void (* token_to_entry) (char *, char *))
 {
-    char * f_name = "read_new_config_file()";
     char * prefix = "Failed reading config file: \"";
     char * affix = "\". ";
     size_t size = strlen(prefix) + strlen(path) + strlen(affix) + 1;
-    char * errline_intro = try_malloc(size, f_name);
+    char * errline_intro = try_malloc(size, __func__);
     int test = snprintf(errline_intro, size, "%s%s%s", prefix, path, affix);
-    exit_trouble(test < 0, f_name, "snprintf()");
+    exit_trouble(test < 0, __func__, "snprintf");
     exit_err(access(path, F_OK), errline_intro);
-    FILE * file = try_fopen(path, "r", f_name);
+    FILE * file = try_fopen(path, "r", __func__);
     uint32_t linemax = textfile_width(file);
-    char * errline_line = try_malloc(linemax + 1, f_name);
+    char * errline_line = try_malloc(linemax + 1, __func__);
     set_err_line_options(errline_intro, errline_line, 1);
     err_line_zero();
     err_line(0 == linemax, "File is empty.");
     char * token0 = NULL; /* For final token_to_entry() if while() stagnates. */
     char * token1 = NULL;
     char * err_val = "No value given.";
-    while (try_fgets(errline_line, linemax + 1, file, f_name))
+    while (try_fgets(errline_line, linemax + 1, file, __func__))
     {
         err_line_inc();
         char * line_copy = strdup(errline_line);
@@ -50,7 +49,7 @@ extern void parse_file(char * path, void (* token_to_entry) (char *, char *))
         free(line_copy);
     }
     token_to_entry(token0, token1);
-    try_fclose(file, f_name);
+    try_fclose(file, __func__);
     free(errline_line);
     free(errline_intro);
 }
@@ -87,9 +86,8 @@ extern void parse_unknown_arg()
 
 extern char * parse_init_entry(uint8_t * flags, size_t size)
 {
-    char * f_name = "parse_init_entry()";
     *flags = EDIT_STARTED;
-    char * p = try_malloc(size, f_name);
+    char * p = try_malloc(size, __func__);
     memset(p, 0, size);
     return p;
 }
diff --git a/src/client/wincontrol.c b/src/client/wincontrol.c
index c42516f..85750ec 100644
--- a/src/client/wincontrol.c
+++ b/src/client/wincontrol.c
@@ -177,9 +177,8 @@ static void set_win_target_size(struct Win * w)
 
 static void append_win(struct Win * w)
 {
-    char * f_name = "append_win()";
     uint8_t old_size = strlen(world.winDB.order) + 1;
-    char * new_order = try_malloc(old_size + 1, f_name);
+    char * new_order = try_malloc(old_size + 1, __func__);
     memcpy(new_order, world.winDB.order, old_size - 1);
     new_order[old_size - 1] = w->id;
     new_order[old_size] = '\0';
@@ -193,15 +192,14 @@ static void append_win(struct Win * w)
 
 static void suspend_win(struct Win * w)
 {
-    char * f_name = "suspend_win()";
     uint8_t new_size = strlen(world.winDB.order);
-    char * new_order = try_malloc(new_size, f_name);
+    char * new_order = try_malloc(new_size, __func__);
     uint8_t i = get_win_pos_in_order(w->id);
     char next_char = world.winDB.order[i + 1];
     world.winDB.order[i] = '\0';
     char * second_part = &world.winDB.order[i + 1];
     int test = sprintf(new_order, "%s%s", world.winDB.order, second_part);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     free(world.winDB.order);
     world.winDB.order = new_order;
     world.winDB.active = world.winDB.order[i];
@@ -329,11 +327,10 @@ extern void resize_active_win(char change)
 
 extern void shift_active_win(char dir)
 {
-    char * f_name = "shift_active_win()";
     uint8_t len_order = strlen(world.winDB.order);
     if (1 < len_order)
     {
-        char * tmp = try_malloc(len_order + 1, f_name);
+        char * tmp = try_malloc(len_order + 1, __func__);
         tmp[len_order] = '\0';
         uint8_t pos = get_win_pos_in_order(world.winDB.active);
         if ('f' == dir)
diff --git a/src/client/windows.c b/src/client/windows.c
index 0fee3e3..3881393 100644
--- a/src/client/windows.c
+++ b/src/client/windows.c
@@ -147,8 +147,6 @@ static char get_next_win_id()
 static void scroll_hint(struct yx_uint16 fsize, char dir, uint16_t dist,
                         char * unit, struct yx_uint16 start)
 {
-    char * f_name = "sprintf()";
-
     /* Decide on alignment (vertical/horizontal?), thereby hint text space. */
     char * more = "more";
     uint16_t dsc_space = fsize.x;
@@ -157,9 +155,9 @@ static void scroll_hint(struct yx_uint16 fsize, char dir, uint16_t dist,
         dsc_space = fsize.y;
     }                                  /* vv-- 10 = max strlen for uint16_t */
     uint16_t size = 1 + strlen(more) + 1 + 10 + 1 + strlen(unit) + 1 + 1;
-    char * scrolldsc = try_malloc(size, f_name);
+    char * scrolldsc = try_malloc(size, __func__);
     int test = sprintf(scrolldsc, " %d %s %s ", dist, more, unit);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
 
     /* Decide on offset of the description text inside the scroll hint line. */
     uint16_t dsc_offset = 1;
@@ -236,7 +234,7 @@ static void draw_win_borderlines(struct Win * w)
             offset = (w->frame_size.x - (strlen(w->title) + 2)) / 2;
         }                                    /* +2 is for padding/decoration */
         uint16_t length_visible = strnlen(w->title, w->frame_size.x - 2);
-        char * title = try_malloc(length_visible + 3, "draw_win_borderlines()");
+        char * title = try_malloc(length_visible + 3, "draw_win_borderlines");
         char decoration = ' ';
         if (w->id == world.winDB.active)
         {
@@ -394,16 +392,15 @@ extern struct Win * get_win_by_id(char id)
 
 extern void make_v_screen_and_init_win_sizes()
 {
-    char * f_name = "make_v_screen_and_init_win_sizes()";
     char * err_s = "creating an illegaly large virtual screen";
-    char * err_m = "triggering a memory allocation error via newpad()";
+    char * err_m = "triggering a memory allocation error via newpad";
     uint32_t maxy_test = getmaxy(world.winDB.t_screen);
     uint32_t maxx_test = getmaxx(world.winDB.t_screen);
-    exit_trouble(maxy_test>UINT16_MAX || maxx_test>UINT16_MAX, f_name, err_s);
+    exit_trouble(maxy_test>UINT16_MAX || maxx_test>UINT16_MAX, __func__, err_s);
     world.winDB.v_screen_size.y = maxy_test;
     world.winDB.v_screen_size.x = maxx_test;
     world.winDB.v_screen = newpad(world.winDB.v_screen_size.y, 1);
-    exit_trouble(NULL == world.winDB.v_screen, f_name, err_m);
+    exit_trouble(NULL == world.winDB.v_screen, __func__, err_m);
     char id;
     while (0 != (id = get_next_win_id()))
     {
@@ -438,12 +435,11 @@ extern void winch_called()
 
 extern void reset_windows_on_winch()
 {
-    char * f_name = "reset_windows_on_winch()";
     endwin();  /* "[S]tandard way" to recalibrate ncurses post SIGWINCH, says */
     refresh(); /* <http://invisible-island.net/ncurses/ncurses-intro.html>.   */
-    char * tmp_order = try_malloc(strlen(world.winDB.order) + 1, f_name);
+    char * tmp_order = try_malloc(strlen(world.winDB.order) + 1, __func__);
     int test = sprintf(tmp_order, "%s", world.winDB.order);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     uint8_t i;
     char tmp_active = world.winDB.active;
     for (i = 0; i < strlen(tmp_order); toggle_window(tmp_order[i]), i++);
diff --git a/src/common/parse_file.c b/src/common/parse_file.c
index 82ba4e3..fd5b9a8 100644
--- a/src/common/parse_file.c
+++ b/src/common/parse_file.c
@@ -77,22 +77,21 @@ extern uint8_t err_line(uint8_t test, char * msg)
     {
         return 0;
     }
-    char * f_name = "err_line()";
     char * prefix = " Offending line ";
     char * affix = ": ";
     size_t size =   strlen(err_line_intro) + strlen(msg) + strlen(prefix)
                   + 10                 /* strlen for uint32_t representations */
                   + strlen(affix) + strlen(err_line_line) + 1;
-    char * err = try_malloc(size, f_name);
+    char * err = try_malloc(size, __func__);
     int ret = snprintf(err, size, "%s%s%s%d%s%s", err_line_intro, msg, prefix,
                        err_line_count, affix, err_line_line);
-    exit_trouble(ret < 0, f_name, "snprintf()");
+    exit_trouble(ret < 0, __func__, "snprintf");
     if (err_line_exit)
     {
         exit_err(1, err);
     }
-    exit_trouble(0 > printf("%s\n", err), f_name, "printf()");
-    exit_trouble(EOF == fflush(stdout), f_name, "fflush()");
+    exit_trouble(0 > printf("%s\n", err), __func__, "printf");
+    exit_trouble(EOF == fflush(stdout), __func__, "fflush");
     free(err);
     return 1;
 }
diff --git a/src/common/readwrite.c b/src/common/readwrite.c
index c9e22d7..f05c128 100644
--- a/src/common/readwrite.c
+++ b/src/common/readwrite.c
@@ -21,29 +21,27 @@ static char * build_temp_path(char * path);
 
 static char * build_temp_path(char * path)
 {
-    char * f_name = "build_temp_path";
     char * suffix_tmp = "_tmp";
     uint16_t size = strlen(path) + strlen(suffix_tmp) + 1;
-    char * path_tmp = try_malloc(size, f_name);
+    char * path_tmp = try_malloc(size, __func__);
     int test = sprintf(path_tmp, "%s%s", path, suffix_tmp);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     return path_tmp;
 }
 
 
 
-extern FILE * try_fopen(char * path, char * mode, char * f)
+extern FILE * try_fopen(char * path, char * mode, const char * f)
 {
-    char * f_name = "try_fopen()";
     char * msg1 = "Trouble in ";
-    char * msg2 = " with fopen() (mode '";
+    char * msg2 = " with fopen (mode '";
     char * msg3 = "') on path '";
     char * msg4 = "'.";
     uint16_t size = strlen(msg1) + strlen(msg2) + strlen(msg3) + strlen(msg4)
                     + strlen(f) + strlen(path) + strlen(mode) + 1;
-    char * msg = try_malloc(size, f_name);
+    char * msg = try_malloc(size, __func__);
     int test = sprintf(msg, "%s%s%s%s%s%s%s", msg1,f,msg2,mode,msg3,path,msg4);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     FILE * file_p = fopen(path, mode);
     exit_err(NULL == file_p, msg);
     free(msg);
@@ -52,42 +50,42 @@ extern FILE * try_fopen(char * path, char * mode, char * f)
 
 
 
-extern void try_fclose(FILE * file, char * f)
+extern void try_fclose(FILE * file, const char * f)
 {
-    exit_trouble(fclose(file), f, "fclose()");
+    exit_trouble(fclose(file), f, "fclose");
 }
 
 
 
 extern void try_fwrite(void * ptr, size_t size, size_t nmemb, FILE * stream,
-                       char * f)
+                       const char * f)
 {
-    exit_trouble(0 == fwrite(ptr, size, nmemb, stream), f, "fwrite()");
+    exit_trouble(0 == fwrite(ptr, size, nmemb, stream), f, "fwrite");
 }
 
 
 
-extern void try_fputc(uint8_t c, FILE * file, char * f)
+extern void try_fputc(uint8_t c, FILE * file, const char * f)
 {
-    exit_trouble(EOF == fputc(c, file), f, "fputc()");
+    exit_trouble(EOF == fputc(c, file), f, "fputc");
 }
 
 
 
-extern int try_fgetc(FILE * file, char * f)
+extern int try_fgetc(FILE * file, const char * f)
 {
     clearerr(file); /* OSX' (BSD?) fgetc() needs this to undo previous EOFs. */
     int test = fgetc(file);
-    exit_trouble(EOF == test && ferror(file), f, "fgetc()");
+    exit_trouble(EOF == test && ferror(file), f, "fgetc");
     return test;
 }
 
 
 
-extern char * try_fgets(char * line, int linemax, FILE * file, char * f)
+extern char * try_fgets(char * line, int linemax, FILE * file, const char * f)
 {
     char * test = fgets(line, linemax, file);
-    exit_trouble(NULL == test && ferror(file), f, "fgets()");
+    exit_trouble(NULL == test && ferror(file), f, "fgets");
     return test;
 }
 
@@ -95,39 +93,37 @@ extern char * try_fgets(char * line, int linemax, FILE * file, char * f)
 
 extern FILE * atomic_write_start(char * path, char ** path_tmp)
 {
-    char * f_name = "atomic_write_start()";
     *path_tmp = build_temp_path(path);
-    return try_fopen(*path_tmp, "w", f_name);
+    return try_fopen(*path_tmp, "w", __func__);
 }
 
 
 
 extern void atomic_write_finish(FILE * file, char * path, char * path_tmp)
 {
-    char * f_name = "atomic_write_finish()";
-    try_fclose(file, f_name);
+    try_fclose(file, __func__);
     char * msg1 = "Trouble in ";
     char * msg4 = "'.";
     if (!access(path, F_OK))
     {
-        char * msg2 = " with unlink() on path '";
+        char * msg2 = " with unlink on path '";
         uint16_t size = strlen(msg1) + strlen(msg2) + strlen(msg4)
-                        + strlen(f_name) + strlen(path) + 1;
-        char * msg = try_malloc(size, f_name);
-        int test = sprintf(msg, "%s%s%s%s%s", msg1, f_name, msg2, path, msg4);
-        exit_trouble(test < 0, f_name, "sprintf()");
+                        + strlen(__func__) + strlen(path) + 1;
+        char * msg = try_malloc(size, __func__);
+        int test = sprintf(msg, "%s%s%s%s%s", msg1, __func__, msg2, path, msg4);
+        exit_trouble(test < 0, __func__, "sprintf");
         exit_err(unlink(path), msg);
         free(msg);
     }
-    char * msg2 = " with rename() from '";
+    char * msg2 = " with rename from '";
     char * msg3 = "' to '";
-    uint16_t size =   strlen(msg1) + strlen(f_name) + strlen(msg2) +
+    uint16_t size =   strlen(msg1) + strlen(__func__) + strlen(msg2) +
                     + strlen(path_tmp) + strlen(msg3) + strlen(path)
                     + strlen(msg4) + 1;
-    char * msg = try_malloc(size, f_name);
+    char * msg = try_malloc(size, __func__);
     int test = sprintf(msg, "%s%s%s%s%s%s%s",
-                            msg1, f_name, msg2, path_tmp, msg3, path, msg4);
-    exit_trouble(test < 0, f_name, "sprintf()");
+                            msg1, __func__, msg2, path_tmp, msg3, path, msg4);
+    exit_trouble(test < 0, __func__, "sprintf");
     exit_err(rename(path_tmp, path), msg);
     free(msg);
     free(path_tmp);
@@ -137,7 +133,6 @@ extern void atomic_write_finish(FILE * file, char * path, char * path_tmp)
 
 extern void detect_atomic_leftover(char * path)
 {
-    char * f_name = "detect_atomic_leftover()";
     char * path_tmp = build_temp_path(path);
     char * part1 = "Found file '";
     char * part2 = "' that may be a leftover from an aborted previous attempt "
@@ -145,9 +140,9 @@ extern void detect_atomic_leftover(char * path)
     char * part3 = "'. Aborting until the matter is solved by (re-)moving it.";
     uint32_t size =   strlen(part1) + strlen(path_tmp) + strlen(part2)
                     + strlen(path) + strlen(part3) + 1;
-    char * msg = try_malloc(size, f_name);
+    char * msg = try_malloc(size, __func__);
     int test = sprintf(msg, "%s%s%s%s%s", part1, path_tmp, part2, path, part3);
-    exit_trouble(test < 0, f_name, "sprintf()");
+    exit_trouble(test < 0, __func__, "sprintf");
     exit_err(!access(path_tmp, F_OK), msg);
     free(msg);
     free(path_tmp);
@@ -157,19 +152,18 @@ extern void detect_atomic_leftover(char * path)
 
 extern uint32_t textfile_width(FILE * file)
 {
-    char * f_name = "textfile_width()";
     int c = 0;
     uint32_t c_count = 0;
     uint32_t linemax = 0;
     while (1)
     {
-        c = try_fgetc(file, f_name);
+        c = try_fgetc(file, __func__);
         if (EOF == c)
         {
             break;
         }
         c_count++;
-        exit_trouble(UINT32_MAX == c_count, f_name, "too large text file line");
+        exit_trouble(UINT32_MAX==c_count, __func__, "too large text file line");
         if ('\n' == c)
         {
             if (c_count > linemax)
@@ -183,6 +177,6 @@ extern uint32_t textfile_width(FILE * file)
   {                                /* line / lack newline chars.            */
       linemax = c_count;
    }
-   exit_trouble(-1 == fseek(file, 0, SEEK_SET), f_name, "fseek()");
+   exit_trouble(-1 == fseek(file, 0, SEEK_SET), __func__, "fseek");
    return linemax;
 }
diff --git a/src/common/readwrite.h b/src/common/readwrite.h
index eddd0e6..cdbd386 100644
--- a/src/common/readwrite.h
+++ b/src/common/readwrite.h
@@ -14,11 +14,11 @@
 /* Wrappers to fopen(), fclose(), fgets() and fwrite() from function called "f",
  * calling exit_err() upon error with appropriate error messages.
  */
-extern FILE * try_fopen(char * path, char * mode, char * f);
-extern void try_fclose(FILE * file, char * f);
+extern FILE * try_fopen(char * path, char * mode, const char * f);
+extern void try_fclose(FILE * file, const char * f);
 extern void try_fwrite(void * ptr, size_t size, size_t nmemb, FILE * stream,
-                       char * f);
-extern void try_fputc(uint8_t c, FILE * file, char * f);
+                       const char * f);
+extern void try_fputc(uint8_t c, FILE * file, const char * f);
 
 /* Wrapper to calling fgetc() and fgets() from function "f". The return code is
  * returned unless ferror() indicates an error (i.e. to signify an end of file,
@@ -26,8 +26,8 @@ extern void try_fputc(uint8_t c, FILE * file, char * f);
  * on "file" before fgetc(), because some Unixes fgetc() remember old EOFs and
  * only return those until explicitely cleared.
  */
-extern int try_fgetc(FILE * file, char * f);
-extern char * try_fgets(char * line, int size, FILE * file, char * f);
+extern int try_fgetc(FILE * file, const char * f);
+extern char * try_fgets(char * line, int size, FILE * file, const char * f);
 
 /* Write to "path_tmp" "path" + "_tmp" and return a new file at that "path_tmp"
  * open for writing. "path_tmp" is malloc()'d, must be freed externally.
diff --git a/src/common/rexit.c b/src/common/rexit.c
index 7e16f12..a3e18b2 100644
--- a/src/common/rexit.c
+++ b/src/common/rexit.c
@@ -21,7 +21,7 @@ extern void set_cleanup_func(void (* f)())
 
 
 
-extern void exit_err(int err, char * msg)
+extern void exit_err(int err, const char * msg)
 {
     if (0 == err)
     {
@@ -42,17 +42,16 @@ extern void exit_err(int err, char * msg)
 
 
 
-extern void exit_trouble(int err, char * parent, char * child)
+extern void exit_trouble(int err, const char * parent, const char * child)
 {
-    char * f_name = "exit_trouble()";
     char * p1 = "Trouble in ";
     char * p2 = " with ";
     char * p3 = ".";
     uint16_t size = strlen(p1) + strlen(parent) + strlen(p2) + strlen(child)
                     + strlen(p3) + 1;
-    char * msg = try_malloc(size, f_name);
+    char * msg = try_malloc(size, __func__);
     int test = sprintf(msg, "%s%s%s%s%s", p1, parent, p2, child, p3);
-    exit_err(test < 0, "Trouble in exit_trouble() with sprintf()");
+    exit_err(test < 0, "Trouble in exit_trouble with sprintf.");
     exit_err(err, msg);
     free(msg);
 }
diff --git a/src/common/rexit.h b/src/common/rexit.h
index 15c39b9..460cde0 100644
--- a/src/common/rexit.h
+++ b/src/common/rexit.h
@@ -16,10 +16,10 @@ extern void set_cleanup_func(void (* f)());
  * consists of "msg" or (if "msg" is NULL pointer) a generic "Details unknown"
  * and of errno's content (if it is non-zero).
  */
-extern void exit_err(int err, char * msg);
+extern void exit_err(int err, const char * msg);
 
 /* Do exit_err() with "msg" as: "Trouble in ".parent." with ".child."." */
-extern void exit_trouble(int err, char * parent, char * child);
+extern void exit_trouble(int err, const char * parent, const char * child);
 
 
 
diff --git a/src/common/try_malloc.c b/src/common/try_malloc.c
index 70392be..81e75bf 100644
--- a/src/common/try_malloc.c
+++ b/src/common/try_malloc.c
@@ -9,14 +9,14 @@
 
 
 
-extern void * try_malloc(size_t size, char * f)
+extern void * try_malloc(size_t size, const char * f)
 {
-    char * prefix = "Trouble with malloc() in ";
+    char * prefix = "Trouble with malloc in ";
     char * msg = malloc(strlen(prefix) + strlen(f) + 1 + 1);
     exit_err(NULL == msg,
-             "Trouble in try_malloc() with malloc() for error message string.");
+             "Trouble in try_malloc with malloc for error message string.");
     int test = sprintf(msg, "%s%s.", prefix, f);
-    exit_err(test < 0, "Trouble in try_malloc() with sprintf().");
+    exit_err(test < 0, "Trouble in try_malloc with sprintf.");
     void * p = malloc(size);
     exit_err(NULL == p, msg); /* Bypass exit_trouble() calling try_malloc(). */
     free(msg);
diff --git a/src/common/try_malloc.h b/src/common/try_malloc.h
index 9cf76f2..19c4d4b 100644
--- a/src/common/try_malloc.h
+++ b/src/common/try_malloc.h
@@ -11,7 +11,7 @@
 
 
 /* Call malloc("size") from function called "f"; exit_trouble() on error. */
-extern void * try_malloc(size_t size, char * f);
+extern void * try_malloc(size_t size, const char * f);
 
 
 
diff --git a/src/server/ai.c b/src/server/ai.c
index 497d35d..94f212e 100644
--- a/src/server/ai.c
+++ b/src/server/ai.c
@@ -122,15 +122,13 @@ static void dijkstra_map(uint16_t * score_map, uint16_t max_score)
 
 static char get_dir_to_nearest_enemy(struct Thing * t_origin)
 {
-    char * f_name = "get_dir_to_nearest_enemy()";
-
     /* Calculate for each cell the distance to the visibly nearest map actor not
      * "t_origin", with movement only possible in the directions of "dir".
      * (Actors' own cells start with a distance of 0 towards themselves.)
      */
     uint32_t map_size = world.map.length * world.map.length;
     uint16_t max_score = UINT16_MAX - 1;
-    uint16_t * score_map = try_malloc(map_size * sizeof(uint16_t), f_name);
+    uint16_t * score_map = try_malloc(map_size * sizeof(uint16_t), __func__);
     uint32_t i;
     for (i = 0; i < map_size; i++)
     {
diff --git a/src/server/cleanup.c b/src/server/cleanup.c
index 2e7ab83..1eebbaf 100644
--- a/src/server/cleanup.c
+++ b/src/server/cleanup.c
@@ -20,7 +20,6 @@ static uint32_t cleanup_flags = 0x0000;
 
 extern void cleanup()
 {
-    char * f_name = "cleanup()";
     free(world.queue);
     free(world.log);
     free(world.map.cells);
@@ -42,12 +41,12 @@ extern void cleanup()
     }
     if (cleanup_flags & CLEANUP_IN)
     {
-        try_fclose(world.file_in, f_name);
+        try_fclose(world.file_in, __func__);
         unlink(s[S_PATH_IN]);
     }
     if (cleanup_flags & CLEANUP_OUT)
     {
-        try_fclose(world.file_out, f_name);
+        try_fclose(world.file_out, __func__);
         free(world.server_test);
         unlink(s[S_PATH_OUT]);
     }
diff --git a/src/server/field_of_view.c b/src/server/field_of_view.c
index 177143a..278cc8b 100644
--- a/src/server/field_of_view.c
+++ b/src/server/field_of_view.c
@@ -42,8 +42,8 @@ static void mv_yx_in_hex_dir(char d, struct yx_uint8 * yx);
  */
 static uint8_t mv_yx_in_dir_wrap(char d, struct yx_uint8 * yx, uint8_t unwrap);
 
-/* Wrapper to "mv_yx_in_dir_wrap()", returns 1 if the wrapped function moved
- * "yx" within the wrap borders and the map size, else 0.
+/* Wrapper to mv_yx_in_dir_wrap(), returns 1 if the wrapped function moved "yx"
+ * within the wrap borders and the map size, else 0.
  */
 static uint8_t mv_yx_in_dir_legal(char dir, struct yx_uint8 * yx);
 
@@ -255,7 +255,6 @@ static void set_shadow(uint32_t left_angle, uint32_t right_angle,
                        struct shadow_angle ** shadows, uint16_t pos_in_map,
                        uint8_t * fov_map)
 {
-    char * f_name = "set_shadow()";
     struct shadow_angle * shadow_i;
     if (fov_map[pos_in_map] & VISIBLE)
     {
@@ -274,7 +273,7 @@ static void set_shadow(uint32_t left_angle, uint32_t right_angle,
         if (!try_merging_angles(left_angle, right_angle, shadows))
         {
             struct shadow_angle * shadow;
-            shadow = try_malloc(sizeof(struct shadow_angle), f_name);
+            shadow = try_malloc(sizeof(struct shadow_angle), __func__);
             shadow->left_angle  = left_angle;
             shadow->right_angle = right_angle;
             shadow->next = NULL;
@@ -331,9 +330,8 @@ static void eval_position(uint16_t dist, uint16_t hex_i, uint8_t * fov_map,
 
 extern uint8_t * build_fov_map(struct Thing * eye)
 {
-    char * f_name = "build_fov_map()";
     uint32_t map_size = world.map.length * world.map.length;
-    uint8_t * fov_map = try_malloc(map_size, f_name);
+    uint8_t * fov_map = try_malloc(map_size, __func__);
     memset(fov_map, VISIBLE, map_size);
     struct yx_uint8 test_pos = eye->pos;
     struct shadow_angle * shadows = NULL;
diff --git a/src/server/god_commands.c b/src/server/god_commands.c
index 4ed9f73..674ff62 100644
--- a/src/server/god_commands.c
+++ b/src/server/god_commands.c
@@ -332,7 +332,6 @@ static uint8_t world_may_be_set_active()
 
 static uint8_t parse_world_active(char * tok0, char * tok1)
 {
-    char * f_name = "parse_world_active()";
     if (!strcmp(tok0, s[S_CMD_WORLD_ACTIVE]) && !parsetest_int(tok1, '8'))
     {
         if (!parsetest_int(tok1, '8'))
@@ -343,7 +342,7 @@ static uint8_t parse_world_active(char * tok0, char * tok1)
                 if (!access(s[S_PATH_WORLDSTATE], F_OK))
                 {
                     int test = unlink(s[S_PATH_WORLDSTATE]);
-                    exit_trouble(-1 == test, f_name, "unlink()");
+                    exit_trouble(-1 == test, __func__, "unlink");
                 }
                 world.exists = 0;
             }
diff --git a/src/server/hardcoded_strings.c b/src/server/hardcoded_strings.c
index 4094478..6ad856b 100644
--- a/src/server/hardcoded_strings.c
+++ b/src/server/hardcoded_strings.c
@@ -35,7 +35,7 @@ extern void init_strings()
     s[S_CMD_PICKUP] = "pick_up";
     s[S_CMD_DROP] = "drop";
     s[S_CMD_USE] = "use";
-    s[S_FCN_SPRINTF] = "sprintf()";
+    s[S_FCN_SPRINTF] = "sprintf";
     s[S_CMD_THINGTYPE] = "THING_TYPE";
     s[S_CMD_TT_CONSUM] = "TT_CONSUMABLE";
     s[S_CMD_TT_STARTN] = "TT_START_NUMBER";
diff --git a/src/server/init.c b/src/server/init.c
index 16ab4df..01950bc 100644
--- a/src/server/init.c
+++ b/src/server/init.c
@@ -52,11 +52,10 @@ static uint8_t world_cannot_be_made();
 
 static void obey_lines_from_file(char * path, uint8_t record)
 {
-    char * f_name = "obey_lines_from_file()";
-    FILE * file = try_fopen(path, "r", f_name);
+    FILE * file = try_fopen(path, "r", __func__);
     uint32_t linemax = textfile_width(file);
-    char * line = try_malloc(linemax + 1, f_name);
-    while (NULL != try_fgets(line, linemax + 1, file, f_name))
+    char * line = try_malloc(linemax + 1, __func__);
+    while (NULL != try_fgets(line, linemax + 1, file, __func__))
     {
         if (strlen(line))
         {
@@ -73,20 +72,19 @@ static void obey_lines_from_file(char * path, uint8_t record)
         }
     }
     free(line);
-    try_fclose(file, f_name);
+    try_fclose(file, __func__);
 }
 
 
 
 static void replay_game()
 {
-    char * f_name = "replay_game()";
     exit_err(access(s[S_PATH_RECORD], F_OK), "No record found to replay.");
-    FILE * file = try_fopen(s[S_PATH_RECORD], "r", f_name);
+    FILE * file = try_fopen(s[S_PATH_RECORD], "r", __func__);
     uint32_t linemax = textfile_width(file);
-    char * line = try_malloc(linemax + 1, f_name);
+    char * line = try_malloc(linemax + 1, __func__);
     while (   world.turn < world.replay
-           && NULL != try_fgets(line, linemax + 1, file, f_name))
+           && NULL != try_fgets(line, linemax + 1, file, __func__))
     {
         obey_msg(line, 0, 1);
         err_line_inc();
@@ -96,7 +94,7 @@ static void replay_game()
     {
         if (!end)
         {
-            end = (NULL == try_fgets(line, linemax + 1, file, f_name));
+            end = (NULL == try_fgets(line, linemax + 1, file, __func__));
             if (!end)
             {
                 obey_msg(line, 0, 1);
@@ -105,7 +103,7 @@ static void replay_game()
         }
     }
     free(line);
-    try_fclose(file, f_name);
+    try_fclose(file, __func__);
 }
 
 
@@ -163,15 +161,14 @@ extern void obey_argv(int argc, char * argv[])
 
 extern void setup_server_io()
 {
-    char * f_name = "setup_server_io()";
     int test = mkdir("server", 0700);
-    exit_trouble(test && EEXIST != errno, f_name, "mkdir()");
-    world.file_out = try_fopen(s[S_PATH_OUT], "w", f_name);
-    world.server_test = try_malloc(10 + 1 + 10 + 1 + 1, f_name);
+    exit_trouble(test && EEXIST != errno, __func__, "mkdir");
+    world.file_out = try_fopen(s[S_PATH_OUT], "w", __func__);
+    world.server_test = try_malloc(10 + 1 + 10 + 1 + 1, __func__);
     test = sprintf(world.server_test, "%d %d\n", getpid(), (int) time(0));
-    exit_trouble(test < 0, f_name, s[S_FCN_SPRINTF]);
+    exit_trouble(test < 0, __func__, s[S_FCN_SPRINTF]);
     try_fwrite(world.server_test, strlen(world.server_test), 1,
-               world.file_out, f_name);
+               world.file_out, __func__);
     fflush(world.file_out);
     set_cleanup_flag(CLEANUP_OUT);
     char * path_in = s[S_PATH_IN];
@@ -179,9 +176,9 @@ extern void setup_server_io()
     {                                  /* file streams of clients             */
         unlink(path_in)   ;            /* communicating with server processes */
     }                                  /* superseded by this current one.     */
-    world.file_in = try_fopen(path_in, "w", f_name);
-    try_fclose(world.file_in, f_name);
-    world.file_in = try_fopen(path_in, "r", f_name);
+    world.file_in = try_fopen(path_in, "w", __func__);
+    try_fclose(world.file_in, __func__);
+    world.file_in = try_fopen(path_in, "r", __func__);
     set_cleanup_flag(CLEANUP_IN);
 }
 
@@ -230,7 +227,6 @@ extern uint8_t remake_world()
 
 extern void run_game()
 {
-    char * f_name = "run_game()";
     detect_atomic_leftover(s[S_PATH_SAVE]);
     detect_atomic_leftover(s[S_PATH_RECORD]);
     err_line_zero();
@@ -250,9 +246,9 @@ extern void run_game()
         obey_lines_from_file(s[S_PATH_CONFIG], 1);
         err_line_zero();
         char * command = s[S_CMD_MAKE_WORLD];
-        char * msg = try_malloc(strlen(command) + 1 + 11 + 1, f_name);
+        char * msg = try_malloc(strlen(command) + 1 + 11 + 1, __func__);
         int test = sprintf(msg, "%s %d", command, (int) time(NULL));
-        exit_trouble(test < 0, f_name, s[S_FCN_SPRINTF]);
+        exit_trouble(test < 0, __func__, s[S_FCN_SPRINTF]);
         obey_msg(msg, 1, 1);
         free(msg);
     }
diff --git a/src/server/io.c b/src/server/io.c
index 317c088..6228415 100644
--- a/src/server/io.c
+++ b/src/server/io.c
@@ -71,41 +71,38 @@ static void write_map(struct Thing * player, FILE * file);
 
 static void write_key_value(FILE * file, char * key, uint32_t value)
 {
-    char * f_name = "write_key_value()";
-    try_fwrite(key, strlen(key), 1, file, f_name);
-    try_fputc(' ', file, f_name);
-    char * line = try_malloc(11, f_name);
-    exit_trouble(-1 == sprintf(line, "%u", value), f_name, s[S_FCN_SPRINTF]);
-    try_fwrite(line, strlen(line), 1, file, f_name);
+    try_fwrite(key, strlen(key), 1, file, __func__);
+    try_fputc(' ', file, __func__);
+    char * line = try_malloc(11, __func__);
+    exit_trouble(-1 == sprintf(line, "%u", value), __func__, s[S_FCN_SPRINTF]);
+    try_fwrite(line, strlen(line), 1, file, __func__);
     free(line);
-    try_fputc('\n', file, f_name);
+    try_fputc('\n', file, __func__);
 }
 
 
 
 static void write_key_string(FILE * file, char * key, char * string)
 {
-    char * f_name = "write_key_string()";
-    try_fwrite(key, strlen(key), 1, file, f_name);
-    try_fputc(' ', file, f_name);
+    try_fwrite(key, strlen(key), 1, file, __func__);
+    try_fputc(' ', file, __func__);
     uint8_t contains_space = NULL != strchr(string, ' ');
     if (contains_space)
     {
-        try_fputc('\'', file, f_name);
+        try_fputc('\'', file, __func__);
     }
-    try_fwrite(string, strlen(string), 1, file, f_name);
+    try_fwrite(string, strlen(string), 1, file, __func__);
     if (contains_space)
     {
-        try_fputc('\'', file, f_name);
+        try_fputc('\'', file, __func__);
     }
-    try_fputc('\n', file, f_name);
+    try_fputc('\n', file, __func__);
 }
 
 
 
 static void write_thing(FILE * file, struct Thing * t)
 {
-    char * f_name = "write_thing()";
     struct Thing * o;
     for (o = t->owns; o; o = o->next)
     {
@@ -123,14 +120,13 @@ static void write_thing(FILE * file, struct Thing * t)
     {
         write_key_value(file, s[S_CMD_T_CARRIES], o->id);
     }
-    try_fputc('\n', file, f_name);
+    try_fputc('\n', file, __func__);
 }
 
 
 
 static char * get_message_from_queue()
 {
-    char * f_name = "get_message_from_queue()";
     char * message = NULL;
     if (world.queue_size)
     {
@@ -138,7 +134,7 @@ static char * get_message_from_queue()
         if (0 < cutout_len)
         {
             cutout_len++;
-            message = try_malloc(cutout_len, f_name);
+            message = try_malloc(cutout_len, __func__);
             memcpy(message, world.queue, cutout_len);
         }
         for (;
@@ -152,7 +148,7 @@ static char * get_message_from_queue()
         }                        /* un-allocated first. */
         else
         {
-            char * new_queue = try_malloc(world.queue_size, f_name);
+            char * new_queue = try_malloc(world.queue_size, __func__);
             memcpy(new_queue, &(world.queue[cutout_len]), world.queue_size);
             free(world.queue);
             world.queue = new_queue;
@@ -165,14 +161,13 @@ static char * get_message_from_queue()
 
 static void read_file_into_queue()
 {
-    char * f_name = "read_file_into_queue()";
     uint8_t wait_seconds = 5;
     time_t now = time(0);
     struct timespec dur;
     dur.tv_sec = 0;
     dur.tv_nsec = 33333333;
     int test;
-    while (EOF == (test = try_fgetc(world.file_in, f_name)))
+    while (EOF == (test = try_fgetc(world.file_in, __func__)))
     {
         nanosleep(&dur, NULL);
         if (time(0) > now + wait_seconds)
@@ -187,7 +182,7 @@ static void read_file_into_queue()
         {
             c = '\0';
         }
-        char * new_queue = try_malloc(world.queue_size + 1, f_name);
+        char * new_queue = try_malloc(world.queue_size + 1, __func__);
         memcpy(new_queue, world.queue, world.queue_size);
         char * new_pos = new_queue + world.queue_size;
         * new_pos = c;
@@ -195,14 +190,13 @@ static void read_file_into_queue()
         free(world.queue);
         world.queue = new_queue;
     }
-    while (EOF != (test = try_fgetc(world.file_in, f_name)));
+    while (EOF != (test = try_fgetc(world.file_in, __func__)));
 }
 
 
 
 static void update_worldstate_file()
 {
-    char * f_name = "update_worldstate_file()";
     char * path_tmp;
     FILE * file = atomic_write_start(s[S_PATH_WORLDSTATE], &path_tmp);
     struct Thing * player = get_player();
@@ -215,12 +209,12 @@ static void update_worldstate_file()
     write_map(player, file);
     if (world.log)
     {
-        try_fwrite(world.log, strlen(world.log), 1, file, f_name);
+        try_fwrite(world.log, strlen(world.log), 1, file, __func__);
     }
     atomic_write_finish(file, s[S_PATH_WORLDSTATE], path_tmp);
     set_cleanup_flag(CLEANUP_WORLDSTATE);
     char * dot = ".\n";
-    try_fwrite(dot, strlen(dot), 1, world.file_out, f_name);
+    try_fwrite(dot, strlen(dot), 1, world.file_out, __func__);
     fflush(world.file_out);
 }
 
@@ -228,22 +222,20 @@ static void update_worldstate_file()
 
 static void write_value_as_line(uint32_t value, FILE * file)
 {
-    char * f_name = "write_value_as_line()";
     char write_buf[12];     /* Holds 10 digits of uint32_t maximum + \n + \0. */
-    exit_trouble(sprintf(write_buf, "%u\n",value) < 0, f_name,s[S_FCN_SPRINTF]);
-    try_fwrite(write_buf, strlen(write_buf), 1, file, f_name);
+    exit_trouble(sprintf(write_buf,"%u\n",value) < 0,__func__,s[S_FCN_SPRINTF]);
+    try_fwrite(write_buf, strlen(write_buf), 1, file, __func__);
 }
 
 
 
 static void write_inventory(struct Thing * player, FILE * file)
 {
-    char * f_name = "write_inventory()";
     struct Thing * owned = player->owns;
     if (NULL == owned)
     {
         char * empty = "(none)\n";
-        try_fwrite(empty, strlen(empty), 1, file, f_name);
+        try_fwrite(empty, strlen(empty), 1, file, __func__);
     }
     else
     {
@@ -251,22 +243,21 @@ static void write_inventory(struct Thing * player, FILE * file)
         for (q = 0; NULL != owned; q++)
         {
             struct ThingType * tt = get_thing_type(owned->type);
-            try_fwrite(tt->name, strlen(tt->name), 1, file, f_name);
-            try_fputc('\n', file, f_name);
+            try_fwrite(tt->name, strlen(tt->name), 1, file, __func__);
+            try_fputc('\n', file, __func__);
             owned = owned->next;
         }
     }
-    try_fputc('%', file, f_name);
-    try_fputc('\n', file, f_name);
+    try_fputc('%', file, __func__);
+    try_fputc('\n', file, __func__);
 }
 
 
 
 static char * build_visible_map(struct Thing * player)
 {
-    char * f_name = "build_visible_map()";
     uint32_t map_size = world.map.length * world.map.length;
-    char * visible_map = try_malloc(map_size, f_name);
+    char * visible_map = try_malloc(map_size, __func__);
     memset(visible_map, ' ', map_size);
     if (player->fov_map) /* May fail if player thing was created / positioned */
     {                    /* by god command after turning off FOV building.    */
@@ -304,16 +295,15 @@ static char * build_visible_map(struct Thing * player)
 
 static void write_map(struct Thing * player, FILE * file)
 {
-    char * f_name = "write_map()";
     char * visible_map = build_visible_map(player);
     uint16_t x, y;
     for (y = 0; y < world.map.length; y++)
     {
         for (x = 0; x < world.map.length; x++)
         {
-            try_fputc(visible_map[(y * world.map.length) + x], file, f_name);
+            try_fputc(visible_map[(y * world.map.length) + x], file, __func__);
         }
-        try_fputc('\n', file, f_name);
+        try_fputc('\n', file, __func__);
     }
     free(visible_map);
 }
@@ -322,7 +312,6 @@ static void write_map(struct Thing * player, FILE * file)
 
 extern char * io_round()
 {
-    char * f_name = "io_round()";
     if (0 < world.queue_size)
     {
         return get_message_from_queue();
@@ -335,7 +324,7 @@ extern char * io_round()
     read_file_into_queue();
     if (world.queue_size && '\0' != world.queue[world.queue_size - 1])
     {
-        char * new_queue = try_malloc(world.queue_size + 1, f_name);
+        char * new_queue = try_malloc(world.queue_size + 1, __func__);
         memcpy(new_queue, world.queue, world.queue_size);
         new_queue[world.queue_size] = '\0';
         world.queue_size++;
@@ -349,19 +338,18 @@ extern char * io_round()
 
 extern void save_world()
 {
-    char * f_name = "save_world()";
     char * path_tmp;
     FILE * file = atomic_write_start(s[S_PATH_SAVE], &path_tmp);
     write_key_value(file, s[S_CMD_MAPLENGTH], world.map.length);
     write_key_value(file, s[S_CMD_PLAYTYPE], world.player_type);
-    try_fputc('\n', file, f_name);
+    try_fputc('\n', file, __func__);
     struct ThingAction * ta;
     for (ta = world.thing_actions; ta; ta = ta->next)
     {
         write_key_value(file, s[S_CMD_THINGACTION], ta->id);
         write_key_value(file, s[S_CMD_TA_EFFORT], ta->effort);
         write_key_string(file, s[S_CMD_TA_NAME], ta->name);
-        try_fputc('\n', file, f_name);
+        try_fputc('\n', file, __func__);
     }
     struct ThingType * tt;
     for (tt = world.thing_types; tt; tt = tt->next)
@@ -370,21 +358,21 @@ extern void save_world()
         write_key_value(file, s[S_CMD_TT_STARTN], tt->start_n);
         write_key_value(file, s[S_CMD_TT_HP], tt->lifepoints);
         int test = fprintf(file, "%s %c\n", s[S_CMD_TT_SYMB], tt->char_on_map);
-        exit_trouble(test < 0, f_name, "fprintf()");
+        exit_trouble(test < 0, __func__, "fprintf");
         write_key_string(file, s[S_CMD_TT_NAME], tt->name);
         write_key_value(file, s[S_CMD_TT_CONSUM], tt->consumable);
-        try_fputc('\n', file, f_name);
+        try_fputc('\n', file, __func__);
     }
     for (tt = world.thing_types; tt; tt = tt->next)
     {
         write_key_value(file, s[S_CMD_THINGTYPE], tt->id);
         write_key_value(file, s[S_CMD_TT_CORPS], tt->corpse_id);
     }
-    try_fputc('\n', file, f_name);
+    try_fputc('\n', file, __func__);
     write_key_value(file, s[S_CMD_SEED_MAP], world.seed_map);
     write_key_value(file, s[S_CMD_SEED_RAND], world.seed);
     write_key_value(file, s[S_CMD_TURN], world.turn);
-    try_fputc('\n', file, f_name);
+    try_fputc('\n', file, __func__);
     struct Thing * t;
     for (t = world.things; t; t = t->next)
     {
diff --git a/src/server/map.c b/src/server/map.c
index 059a713..7eececa 100644
--- a/src/server/map.c
+++ b/src/server/map.c
@@ -139,9 +139,8 @@ static void make_trees()
 
 extern void remake_map()
 {
-    char * f_name = "init_map()";
     free(world.map.cells);
-    world.map.cells = try_malloc(world.map.length * world.map.length, f_name);
+    world.map.cells = try_malloc(world.map.length * world.map.length, __func__);
     uint32_t store_seed = world.seed;
     world.seed = world.seed_map;
     make_sea();
diff --git a/src/server/run.c b/src/server/run.c
index 8251d06..70a663c 100644
--- a/src/server/run.c
+++ b/src/server/run.c
@@ -159,11 +159,10 @@ static uint8_t parse_command_1arg(char * tok0, char * tok1)
 
 static void server_test()
 {
-    char * f_name = "server_test()";
     char test[10 + 1 + 10 + 1 + 1];
-    FILE * file = try_fopen(s[S_PATH_OUT], "r", f_name);
-    try_fgets(test, 10 + 10 + 1 + 1, file, f_name);
-    try_fclose(file, f_name);
+    FILE * file = try_fopen(s[S_PATH_OUT], "r", __func__);
+    try_fgets(test, 10 + 10 + 1 + 1, file, __func__);
+    try_fclose(file, __func__);
     if (strcmp(test, world.server_test))
     {
         unset_cleanup_flag(CLEANUP_WORLDSTATE);
@@ -219,23 +218,22 @@ static void turn_over()
 
 static void record_msg(char * msg)
 {
-    char * f_name = "record_msg()";
     char * path_tmp;
     FILE * file_tmp = atomic_write_start(s[S_PATH_RECORD], &path_tmp);
     if (!access(s[S_PATH_RECORD], F_OK))
     {
-        FILE * file_read = try_fopen(s[S_PATH_RECORD], "r", f_name);
+        FILE * file_read = try_fopen(s[S_PATH_RECORD], "r", __func__);
         uint32_t linemax = textfile_width(file_read);
-        char * line = try_malloc(linemax + 1, f_name);
-        while (try_fgets(line, linemax + 1, file_read, f_name))
+        char * line = try_malloc(linemax + 1, __func__);
+        while (try_fgets(line, linemax + 1, file_read, __func__))
         {
-            try_fwrite(line, strlen(line), 1, file_tmp, f_name);
+            try_fwrite(line, strlen(line), 1, file_tmp, __func__);
         }
         free(line);
-        try_fclose(file_read, f_name);
+        try_fclose(file_read, __func__);
     }
-    try_fwrite(msg, strlen(msg), 1, file_tmp, f_name);
-    try_fputc('\n', file_tmp, f_name);
+    try_fwrite(msg, strlen(msg), 1, file_tmp, __func__);
+    try_fputc('\n', file_tmp, __func__);
     atomic_write_finish(file_tmp, s[S_PATH_RECORD], path_tmp);
 }
 
@@ -243,10 +241,9 @@ static void record_msg(char * msg)
 
 extern void obey_msg(char * msg, uint8_t do_record, uint8_t do_verbose)
 {
-    char * f_name = "obey_msg()";
     if (world.is_verbose && do_verbose)
     {
-        exit_trouble(-1 == printf("Input: %s\n", msg), f_name, "printf()");
+        exit_trouble(-1 == printf("Input: %s\n", msg), __func__, "printf");
     }
     set_err_line_options("Trouble with message: ", msg, 0);
     char * msg_copy = strdup(msg);
@@ -283,7 +280,6 @@ extern void obey_msg(char * msg, uint8_t do_record, uint8_t do_verbose)
 
 extern uint8_t io_loop()
 {
-    char * f_name = "io_loop()";
     while (1)
     {
         server_test();
@@ -294,7 +290,7 @@ extern uint8_t io_loop()
         }
         if (world.is_verbose)
         {
-            exit_trouble(-1 == printf("Input: %s\n", msg), f_name, "printf()");
+            exit_trouble(-1 == printf("Input: %s\n", msg), __func__, "printf");
         }
         if (!strcmp("QUIT", msg))
         {
@@ -305,7 +301,7 @@ extern uint8_t io_loop()
         {
             free(msg);
             char * pong = "PONG\n";
-            try_fwrite(pong, strlen(pong), 1, world.file_out, f_name);
+            try_fwrite(pong, strlen(pong), 1, world.file_out, __func__);
             fflush(world.file_out);
             continue;
         }
diff --git a/src/server/thing_actions.c b/src/server/thing_actions.c
index e91f576..bcf9e45 100644
--- a/src/server/thing_actions.c
+++ b/src/server/thing_actions.c
@@ -85,7 +85,6 @@ static uint8_t text_equals_log_end(char * log, char * text)
 
 static void update_log(char * text)
 {
-    char * f_name = "update_log()";
     uint16_t len_new = strlen(text);
     uint16_t len_old = 0;
     uint16_t offset = 0;
@@ -103,10 +102,10 @@ static void update_log(char * text)
         }
     }
     uint16_t len_whole = len_old + len_new + 1;
-    char * new_text = try_malloc(len_whole, f_name);
+    char * new_text = try_malloc(len_whole, __func__);
     memcpy(new_text, world.log + offset, len_old);
     int test = sprintf(new_text + len_old, "%s", text);
-    exit_trouble(test < 0, f_name, s[S_FCN_SPRINTF]);
+    exit_trouble(test < 0, __func__, s[S_FCN_SPRINTF]);
     free(world.log);
     world.log = new_text;
 }
@@ -115,7 +114,6 @@ static void update_log(char * text)
 
 static void actor_hits_actor(struct Thing * hitter, struct Thing * hitted)
 {
-    char * f_name = "actor_hits_actor()";
     struct ThingType * tt_hitter = get_thing_type(hitter->type);
     struct ThingType * tt_hitted = get_thing_type(hitted->type);
     struct Thing * player = get_player();
@@ -132,9 +130,9 @@ static void actor_hits_actor(struct Thing * hitter, struct Thing * hitted)
         msg3 = tt_hitted->name;
     }
     uint8_t len = 1 + strlen(msg1) + 1 + strlen(msg2) + 1 + strlen(msg3) + 2;
-    char * msg = try_malloc(len, f_name);
+    char * msg = try_malloc(len, __func__);
     int test = sprintf(msg, "\n%s %s %s.", msg1, msg2, msg3);
-    exit_trouble(test < 0, f_name, s[S_FCN_SPRINTF]);
+    exit_trouble(test < 0, __func__, s[S_FCN_SPRINTF]);
     update_log(msg);
     free(msg);
     hitted->lifepoints--;
@@ -173,7 +171,6 @@ static uint8_t match_dir(char d, char ** dsc_d, char match, char * dsc_match)
 
 static void playerbonus_move(char d, uint8_t passable)
 {
-    char * f_name = "playerbonus_move()";
     char * dsc_dir = "north-east";
     if (   match_dir(d, &dsc_dir, 'd', "east")
         || match_dir(d, &dsc_dir, 'c', "south-east")
@@ -188,9 +185,9 @@ static void playerbonus_move(char d, uint8_t passable)
     {
         dsc_move = "You fail to move ";
     }
-    char * msg = try_malloc(strlen(dsc_move) + strlen (dsc_dir) + 3, f_name);
+    char * msg = try_malloc(strlen(dsc_move) + strlen (dsc_dir) + 3, __func__);
     int test = sprintf(msg, "\n%s%s.", dsc_move, dsc_dir);
-    exit_trouble(test < 0, f_name, s[S_FCN_SPRINTF]);
+    exit_trouble(test < 0, __func__, s[S_FCN_SPRINTF]);
     update_log(msg);
     free(msg);
 }
diff --git a/src/server/things.c b/src/server/things.c
index 09000ed..2cb7db9 100644
--- a/src/server/things.c
+++ b/src/server/things.c
@@ -66,8 +66,7 @@ static struct NextAndId * add_to_struct_list(size_t n_size, uint8_t start_id,
                                              int16_t id, uint8_t struct_id,
                                              struct NextAndId ** start)
 {
-    char * f_name = "add_to_struct_list()";
-    struct NextAndId * nai  = try_malloc(n_size, f_name);
+    struct NextAndId * nai  = try_malloc(n_size, __func__);
     memset(nai, 0, n_size);
     nai->id = (start_id<=id && id<=UINT8_MAX) ? id : get_unused_id(struct_id);
     struct NextAndId ** nai_ptr_ptr = start;