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-rw-r--r--src/conf.c144
1 files changed, 82 insertions, 62 deletions
diff --git a/src/conf.c b/src/conf.c
index a423b5d2d..ce80100f0 100644
--- a/src/conf.c
+++ b/src/conf.c
@@ -19,7 +19,7 @@
#include "conf.h"
#include "utils.h"
-#include "buffer2array.h"
+#include "tokenizer.h"
#include "path.h"
#include <glib.h>
@@ -36,10 +36,6 @@
#define MAX_STRING_SIZE MPD_PATH_MAX+80
#define CONF_COMMENT '#'
-#define CONF_BLOCK_BEGIN "{"
-#define CONF_BLOCK_END "}"
-
-#define CONF_LINE_TOKEN_MAX 3
struct config_entry {
const char *const name;
@@ -250,60 +246,59 @@ config_read_block(FILE *fp, int *count, char *string)
{
struct config_param *ret = config_new_param(NULL, *count);
- int i;
- int numberOfArgs;
- int argsMinusComment;
+ while (true) {
+ char *line;
+ const char *name, *value;
+ GError *error = NULL;
- while (fgets(string, MAX_STRING_SIZE, fp)) {
- char *array[CONF_LINE_TOKEN_MAX] = { NULL };
+ line = fgets(string, MAX_STRING_SIZE, fp);
+ if (line == NULL)
+ g_error("Expected '}' before end-of-file");
(*count)++;
+ line = g_strchug(line);
+ if (*line == 0 || *line == CONF_COMMENT)
+ continue;
- numberOfArgs = buffer2array(string, array, CONF_LINE_TOKEN_MAX);
-
- for (i = 0; i < numberOfArgs; i++) {
- if (array[i][0] == CONF_COMMENT)
- break;
- }
+ if (*line == '}') {
+ /* end of this block; return from the function
+ (and from this "while" loop) */
- argsMinusComment = i;
+ line = g_strchug(line + 1);
+ if (*line != 0 && *line != CONF_COMMENT)
+ g_error("line %i: Unknown tokens after '}'",
+ *count);
- if (0 == argsMinusComment) {
- continue;
+ return ret;
}
- if (1 == argsMinusComment &&
- 0 == strcmp(array[0], CONF_BLOCK_END)) {
- break;
- }
+ /* parse name and value */
- if (2 != argsMinusComment) {
- g_error("improperly formatted config file at line %i:"
- " %s\n", *count, string);
+ name = tokenizer_next_word(&line, &error);
+ if (name == NULL) {
+ assert(*line != 0);
+ g_error("line %i: %s", *count, error->message);
}
- if (0 == strcmp(array[0], CONF_BLOCK_BEGIN) ||
- 0 == strcmp(array[1], CONF_BLOCK_BEGIN) ||
- 0 == strcmp(array[0], CONF_BLOCK_END) ||
- 0 == strcmp(array[1], CONF_BLOCK_END)) {
- g_error("improperly formatted config file at line %i: %s "
- "in block beginning at line %i\n",
- *count, string, ret->line);
+ value = tokenizer_next_string(&line, &error);
+ if (value == NULL) {
+ if (*line == 0)
+ g_error("line %i: Value missing", *count);
+ else
+ g_error("line %i: %s", *count, error->message);
}
- config_add_block_param(ret, array[0], array[1], *count);
- }
+ if (*line != 0 && *line != CONF_COMMENT)
+ g_error("line %i: Unknown tokens after value", *count);
- return ret;
+ config_add_block_param(ret, name, value, *count);
+ }
}
void config_read_file(const char *file)
{
FILE *fp;
char string[MAX_STRING_SIZE + 1];
- int i;
- int numberOfArgs;
- int argsMinusComment;
int count = 0;
struct config_entry *entry;
struct config_param *param;
@@ -316,48 +311,73 @@ void config_read_file(const char *file)
}
while (fgets(string, MAX_STRING_SIZE, fp)) {
- char *array[CONF_LINE_TOKEN_MAX] = { NULL };
+ char *line;
+ const char *name, *value;
+ GError *error = NULL;
count++;
- numberOfArgs = buffer2array(string, array, CONF_LINE_TOKEN_MAX);
-
- for (i = 0; i < numberOfArgs; i++) {
- if (array[i][0] == CONF_COMMENT)
- break;
- }
+ line = g_strchug(string);
+ if (*line == 0 || *line == CONF_COMMENT)
+ continue;
- argsMinusComment = i;
+ /* the first token in each line is the name, followed
+ by either the value or '{' */
- if (0 == argsMinusComment) {
- continue;
+ name = tokenizer_next_word(&line, &error);
+ if (name == NULL) {
+ assert(*line != 0);
+ g_error("line %i: %s", count, error->message);
}
- if (2 != argsMinusComment) {
- g_error("improperly formatted config file at line %i:"
- " %s\n", count, string);
- }
+ /* get the definition of that option, and check the
+ "repeatable" flag */
- entry = config_entry_get(array[0]);
+ entry = config_entry_get(name);
if (entry == NULL)
g_error("unrecognized parameter in config file at "
- "line %i: %s\n", count, string);
+ "line %i: %s\n", count, name);
if (entry->params != NULL && !entry->repeatable) {
param = entry->params->data;
g_error("config parameter \"%s\" is first defined on "
"line %i and redefined on line %i\n",
- array[0], param->line, count);
+ name, param->line, count);
}
+ /* now parse the block or the value */
+
if (entry->block) {
- if (0 != strcmp(array[1], CONF_BLOCK_BEGIN)) {
- g_error("improperly formatted config file at "
- "line %i: %s\n", count, string);
- }
+ /* it's a block, call config_read_block() */
+
+ if (*line != '{')
+ g_error("line %i: '{' expected", count);
+
+ line = g_strchug(line + 1);
+ if (*line != 0 && *line != CONF_COMMENT)
+ g_error("line %i: Unknown tokens after '{'",
+ count);
+
param = config_read_block(fp, &count, string);
- } else
- param = config_new_param(array[1], count);
+ } else {
+ /* a string value */
+
+ value = tokenizer_next_string(&line, &error);
+ if (value == NULL) {
+ if (*line == 0)
+ g_error("line %i: Value missing",
+ count);
+ else
+ g_error("line %i: %s", count,
+ error->message);
+ }
+
+ if (*line != 0 && *line != CONF_COMMENT)
+ g_error("line %i: Unknown tokens after value",
+ count);
+
+ param = config_new_param(value, count);
+ }
entry->params = g_slist_append(entry->params, param);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-30 23:02:03 +0000