X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fuci.git;a=blobdiff_plain;f=libuci.c;h=7805d746f01197582e2d7c453471616212a83394;hp=cb0bc360ab442ee1b0cc4617c6b3674d945df212;hb=031b620e1f3a16078da45ce00352508764902786;hpb=a1ce94eed364952e8998def4e964ecb6b33b977d

diff --git a/libuci.c b/libuci.c
index cb0bc36..7805d74 100644
--- a/libuci.c
+++ b/libuci.c
@@ -16,92 +16,100 @@
  * This file contains some common code for the uci library
  */
 
+#define _GNU_SOURCE
 #include <sys/types.h>
 #include <stdbool.h>
 #include <string.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include "uci.h"
-
-#define DEBUG
 #include "err.h"
 
+static const char *uci_confdir = UCI_CONFDIR;
+static const char *uci_savedir = UCI_SAVEDIR;
+
 static const char *uci_errstr[] = {
-	[UCI_OK] =           "Success",
-	[UCI_ERR_MEM] =      "Out of memory",
-	[UCI_ERR_INVAL] =    "Invalid argument",
-	[UCI_ERR_NOTFOUND] = "Entry not found",
-	[UCI_ERR_IO] =       "I/O error",
-	[UCI_ERR_PARSE] =    "Parse error",
-	[UCI_ERR_UNKNOWN] =  "Unknown error",
+	[UCI_OK] =            "Success",
+	[UCI_ERR_MEM] =       "Out of memory",
+	[UCI_ERR_INVAL] =     "Invalid argument",
+	[UCI_ERR_NOTFOUND] =  "Entry not found",
+	[UCI_ERR_IO] =        "I/O error",
+	[UCI_ERR_PARSE] =     "Parse error",
+	[UCI_ERR_DUPLICATE] = "Duplicate entry",
+	[UCI_ERR_UNKNOWN] =   "Unknown error",
 };
 
+#include "uci_internal.h"
+#include "util.c"
+#include "list.c"
+#include "history.c"
+#include "file.c"
 
-/*
- * UCI wrapper for malloc, which uses exception handling
- */
-static void *uci_malloc(struct uci_context *ctx, size_t size)
+/* exported functions */
+struct uci_context *uci_alloc_context(void)
 {
-	void *ptr;
-
-	ptr = malloc(size);
-	if (!ptr)
-		UCI_THROW(ctx, UCI_ERR_MEM);
-	memset(ptr, 0, size);
+	struct uci_context *ctx;
 
-	return ptr;
-}
+	ctx = (struct uci_context *) malloc(sizeof(struct uci_context));
+	memset(ctx, 0, sizeof(struct uci_context));
+	uci_list_init(&ctx->root);
+	uci_list_init(&ctx->history_path);
+	ctx->flags = UCI_FLAG_STRICT;
 
-/*
- * UCI wrapper for realloc, which uses exception handling
- */
-static void *uci_realloc(struct uci_context *ctx, void *ptr, size_t size)
-{
-	ptr = realloc(ptr, size);
-	if (!ptr)
-		UCI_THROW(ctx, UCI_ERR_MEM);
+	ctx->confdir = (char *) uci_confdir;
+	ctx->savedir = (char *) uci_savedir;
 
-	return ptr;
+	return ctx;
 }
 
-/*
- * UCI wrapper for strdup, which uses exception handling
- */
-static char *uci_strdup(struct uci_context *ctx, const char *str)
+void uci_free_context(struct uci_context *ctx)
 {
-	char *ptr;
-
-	ptr = strdup(str);
-	if (!ptr)
-		UCI_THROW(ctx, UCI_ERR_MEM);
+	struct uci_element *e, *tmp;
+
+	if (ctx->confdir != uci_confdir)
+		free(ctx->confdir);
+	if (ctx->savedir != uci_savedir)
+		free(ctx->savedir);
+
+	UCI_TRAP_SAVE(ctx, ignore);
+	ctx->internal = true;
+	uci_cleanup(ctx);
+	uci_foreach_element_safe(&ctx->root, tmp, e) {
+		struct uci_package *p = uci_to_package(e);
+		uci_free_package(&p);
+	}
+	uci_foreach_element_safe(&ctx->history_path, tmp, e) {
+		uci_free_element(e);
+	}
+	free(ctx);
+	UCI_TRAP_RESTORE(ctx);
 
-	return ptr;
+ignore:
+	return;
 }
 
-#include "list.c"
-#include "parse.c"
-
-/* externally visible functions */
-
-struct uci_context *uci_alloc(void)
+int uci_set_confdir(struct uci_context *ctx, const char *dir)
 {
-	struct uci_context *ctx;
+	char *cdir;
 
-	ctx = (struct uci_context *) malloc(sizeof(struct uci_context));
-	memset(ctx, 0, sizeof(struct uci_context));
-	uci_list_init(&ctx->root);
+	UCI_HANDLE_ERR(ctx);
+	UCI_ASSERT(ctx, dir != NULL);
 
-	return ctx;
+	cdir = uci_strdup(ctx, dir);
+	if (ctx->confdir != uci_confdir)
+		free(ctx->confdir);
+	ctx->confdir = cdir;
+	return 0;
 }
 
 int uci_cleanup(struct uci_context *ctx)
 {
 	UCI_HANDLE_ERR(ctx);
-	uci_parse_cleanup(ctx);
+	uci_file_cleanup(ctx);
 	return 0;
 }
 
-void uci_perror(struct uci_context *ctx, const char *str)
+void uci_perror(struct uci_context *ctx, const char *prefix)
 {
 	int err;
 
@@ -113,15 +121,20 @@ void uci_perror(struct uci_context *ctx, const char *str)
 	if ((err < 0) || (err >= UCI_ERR_LAST))
 		err = UCI_ERR_UNKNOWN;
 
+	if (prefix)
+		fprintf(stderr, "%s: ", prefix);
+	if (ctx->func)
+		fprintf(stderr, "%s: ", ctx->func);
+
 	switch (err) {
 	case UCI_ERR_PARSE:
 		if (ctx->pctx) {
-			fprintf(stderr, "%s: %s (%s) at line %d, byte %d\n", str, uci_errstr[err], (ctx->pctx->reason ? ctx->pctx->reason : "unknown"), ctx->pctx->line, ctx->pctx->byte);
+			fprintf(stderr, "%s (%s) at line %d, byte %d\n", uci_errstr[err], (ctx->pctx->reason ? ctx->pctx->reason : "unknown"), ctx->pctx->line, ctx->pctx->byte);
 			break;
 		}
 		/* fall through */
 	default:
-		fprintf(stderr, "%s: %s\n", str, uci_errstr[err]);
+		fprintf(stderr, "%s\n", uci_errstr[err]);
 		break;
 	}
 }