#include <stdint.h> /* uint8_t, uint32_t */
#include <stdio.h> /* FILE, sprintf() */
#include <stdlib.h> /* free() */
-#include <string.h> /* memcpy(), strlen(), strtok(), strcmp() */
-#include "../common/readwrite.h" /* try_fopen(), try_fclose(), try_fgets()
- * textfile_sizes()
- */
-#include "../common/rexit.h" /* for exit_err() */
+#include <string.h> /* memset(), strlen(), strcmp() */
+#include "../common/err_try_fgets.h" /* reset_err_try_fgets_counter() */
+#include "../common/readwrite.h" /* try_fopen(),try_fclose(),textfile_width() */
+#include "../common/rexit.h" /* exit_trouble() */
#include "../common/try_malloc.h" /* try_malloc() */
-#include "cleanup.h" /* set_cleanup_flag() */
#include "misc.h" /* array_append() */
#include "world.h" /* global world */
+#include "cleanup.h" /* set_cleanup_flag() */
-/* Helpers to init_command_db(). */
-static uint8_t copy_tokenized_string(char * line, char ** ch_ptr, char * delim);
-static char * init_command_db_err(char * line_copy, uint8_t line_number);
-
-
-static uint8_t copy_tokenized_string(char * line, char ** ch_ptr, char * delim)
-{
- char * f_name = "copy_tokenized_string()";
- char * dsc_ptr = strtok(line, delim);
- if (!dsc_ptr)
- {
- return 1;
- }
- * ch_ptr = try_malloc(strlen(dsc_ptr) + 1, f_name);
- memcpy(* ch_ptr, dsc_ptr, strlen(dsc_ptr) + 1);
- return 0;
-}
-
-
-
-static char * init_command_db_err(char * line_copy, uint8_t line_number)
+/* Helper to init_command_db(). */
+static void write_line_to_target(char ** target, char * line)
{
- char * f_name = "init_command_db_err";
- char * err_start = "Failed reading command config file at ";
- char * err_middle = " due to malformed line ";
- line_copy[strlen(line_copy) - 1] = '\0';
- char * err = try_malloc(strlen(err_start) + strlen(world.path_commands) +
- strlen(err_middle) + 3 + 2 + strlen(line_copy) + 1,
- f_name);
- sprintf(err, "%s%s%s%d: %s", err_start, world.path_commands, err_middle,
- line_number, line_copy);
- return err;
+ char * f_name = "write_line_to_target()";
+ *target = try_malloc(strlen(line), f_name);
+ line[strlen(line) - 1] = '\0';
+ sprintf(*target, "%s", line);
}
{
if (0 == strcmp(dsc_short, cmd_ptr->dsc_short))
{
- break;
+ return cmd_ptr;
}
cmd_ptr = &cmd_ptr[1];
i++;
}
- char * err_start = "get_command_data() failed on request for: ";
- char err[strlen(err_start) + strlen(dsc_short) + 1];
- sprintf(err, "%s%s", err_start, dsc_short);
- exit_err(i == world.commandDB.n, err);
- return cmd_ptr;
+ return NULL;
}
extern void init_command_db()
{
char * f_name = "init_command_db()";
+ char * context = "Failed reading command DB file. ";
FILE * file = try_fopen(world.path_commands, "r", f_name);
- uint32_t lines;
- uint32_t linemax = textfile_sizes(file, &lines);
+ uint32_t linemax = textfile_width(file);
char line[linemax + 1];
+ reset_err_try_fgets_counter();
uint8_t i = 0;
- char * delim = " ";
- while (try_fgets(line, linemax + 1, file, f_name))
+ while (1)
{
- if ('\n' == line[0] || 0 == line[0])
+ int test_for_end = try_fgetc(file, f_name);
+ if (EOF == test_for_end || '\n' == test_for_end)
{
break;
}
- char line_copy[strlen(line) + 1];
- sprintf(line_copy, "%s", line);
+ exit_trouble(EOF == ungetc(test_for_end, file), f_name, "ungetc()");
struct Command cmd;
- char * arg_string;
- exit_err(( copy_tokenized_string(line, &cmd.dsc_short, delim)
- || copy_tokenized_string(NULL, &cmd.server_msg, delim)
- || NULL == (arg_string = strtok(NULL, delim))
- || strlen(arg_string) > 1
- || copy_tokenized_string(NULL, &cmd.dsc_long, "\n")),
- init_command_db_err(line_copy, i + 1));
- cmd.arg = arg_string[0];
- if (!strcmp("0", cmd.server_msg))
- { /* A .server_msg == NULL helps control.c's */
- free(cmd.server_msg); /* try_key() and try_server_command() to */
- cmd.server_msg = NULL; /* differentiate server commands from */
- } /* non-server commands. */
+ memset(&cmd, 0, sizeof(struct Command));
+ err_try_fgets(line, linemax, file, context, "nf");
+ write_line_to_target(&cmd.dsc_short, line);
+ err_try_fgets(line, linemax, file, context, "0nf");
+ write_line_to_target(&cmd.dsc_long, line);
+ err_try_fgets(line, linemax, file, context, "0nf");
+ if (strcmp(world.delim, line))
+ {
+ write_line_to_target(&cmd.server_msg, line);
+ err_try_fgets(line, linemax, file, context, "0nfs");
+ cmd.arg = line[0];
+ err_try_fgets(line, linemax, file, context, "d");
+ }
array_append(i, sizeof(struct Command), (void *) &cmd,
(void **) &world.commandDB.cmds);
i++;