+++ /dev/null
-/*
- * libuci - Library for the Unified Configuration Interface
- * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License version 2.1
- * as published by the Free Software Foundation
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-/*
- * functions for debug and error handling, for internal use only
- */
-
-#ifdef UCI_DEBUG
-#define DPRINTF(...) fprintf(stderr, __VA_ARGS__)
-#else
-#define DPRINTF(...)
-#endif
-
-/*
- * throw an uci exception and store the error number
- * in the context.
- */
-#define UCI_THROW(ctx, err) do { \
- DPRINTF("Exception: %s in %s, %s:%d\n", #err, __func__, __FILE__, __LINE__); \
- longjmp(ctx->trap, err); \
-} while (0)
-
-/*
- * store the return address for handling exceptions
- * needs to be called in every externally visible library function
- *
- * NB: this does not handle recursion at all. Calling externally visible
- * functions from other uci functions is only allowed at the end of the
- * calling function, or by wrapping the function call in UCI_TRAP_SAVE
- * and UCI_TRAP_RESTORE.
- */
-#define UCI_HANDLE_ERR(ctx) do { \
- DPRINTF("ENTER: %s\n", __func__); \
- int __val = 0; \
- ctx->errno = 0; \
- if (!ctx) \
- return UCI_ERR_INVAL; \
- if (!ctx->internal) \
- __val = setjmp(ctx->trap); \
- ctx->internal = false; \
- if (__val) { \
- DPRINTF("LEAVE: %s, ret=%d\n", __func__, __val); \
- ctx->errno = __val; \
- return __val; \
- } \
-} while (0)
-
-/*
- * In a block enclosed by UCI_TRAP_SAVE and UCI_TRAP_RESTORE, all exceptions
- * are intercepted and redirected to the label specified in 'handler'
- * after UCI_TRAP_RESTORE, or when reaching the 'handler' label, the old
- * exception handler is restored
- */
-#define UCI_TRAP_SAVE(ctx, handler) do { \
- jmp_buf __old_trap; \
- int __val; \
- memcpy(__old_trap, ctx->trap, sizeof(ctx->trap)); \
- __val = setjmp(ctx->trap); \
- if (__val) { \
- ctx->errno = __val; \
- memcpy(ctx->trap, __old_trap, sizeof(ctx->trap)); \
- goto handler; \
- }
-#define UCI_TRAP_RESTORE(ctx) \
- memcpy(ctx->trap, __old_trap, sizeof(ctx->trap)); \
-} while(0)
-
-/**
- * UCI_INTERNAL: Do an internal call of a public API function
- *
- * Sets Exception handling to passthrough mode.
- * Allows API functions to change behavior compared to public use
- */
-#define UCI_INTERNAL(func, ctx, ...) do { \
- ctx->internal = true; \
- func(ctx, __VA_ARGS__); \
-} while (0)
-
-/*
- * check the specified condition.
- * throw an invalid argument exception if it's false
- */
-#define UCI_ASSERT(ctx, expr) do { \
- if (!(expr)) { \
- DPRINTF("[%s:%d] Assertion failed\n", __FILE__, __LINE__); \
- UCI_THROW(ctx, UCI_ERR_INVAL); \
- } \
-} while (0)
-
static void uci_add_history(struct uci_context *ctx, struct uci_list *list, int cmd, char *section, char *option, char *value);
static void uci_free_history(struct uci_history *h);
+/*
+ * functions for debug and error handling, for internal use only
+ */
+
+#ifdef UCI_DEBUG
+#define DPRINTF(...) fprintf(stderr, __VA_ARGS__)
+#else
+#define DPRINTF(...)
+#endif
+
+/*
+ * throw an uci exception and store the error number
+ * in the context.
+ */
+#define UCI_THROW(ctx, err) do { \
+ DPRINTF("Exception: %s in %s, %s:%d\n", #err, __func__, __FILE__, __LINE__); \
+ longjmp(ctx->trap, err); \
+} while (0)
+
+/*
+ * store the return address for handling exceptions
+ * needs to be called in every externally visible library function
+ *
+ * NB: this does not handle recursion at all. Calling externally visible
+ * functions from other uci functions is only allowed at the end of the
+ * calling function, or by wrapping the function call in UCI_TRAP_SAVE
+ * and UCI_TRAP_RESTORE.
+ */
+#define UCI_HANDLE_ERR(ctx) do { \
+ DPRINTF("ENTER: %s\n", __func__); \
+ int __val = 0; \
+ ctx->errno = 0; \
+ if (!ctx) \
+ return UCI_ERR_INVAL; \
+ if (!ctx->internal) \
+ __val = setjmp(ctx->trap); \
+ ctx->internal = false; \
+ if (__val) { \
+ DPRINTF("LEAVE: %s, ret=%d\n", __func__, __val); \
+ ctx->errno = __val; \
+ return __val; \
+ } \
+} while (0)
+
+/*
+ * In a block enclosed by UCI_TRAP_SAVE and UCI_TRAP_RESTORE, all exceptions
+ * are intercepted and redirected to the label specified in 'handler'
+ * after UCI_TRAP_RESTORE, or when reaching the 'handler' label, the old
+ * exception handler is restored
+ */
+#define UCI_TRAP_SAVE(ctx, handler) do { \
+ jmp_buf __old_trap; \
+ int __val; \
+ memcpy(__old_trap, ctx->trap, sizeof(ctx->trap)); \
+ __val = setjmp(ctx->trap); \
+ if (__val) { \
+ ctx->errno = __val; \
+ memcpy(ctx->trap, __old_trap, sizeof(ctx->trap)); \
+ goto handler; \
+ }
+#define UCI_TRAP_RESTORE(ctx) \
+ memcpy(ctx->trap, __old_trap, sizeof(ctx->trap)); \
+} while(0)
+
+/**
+ * UCI_INTERNAL: Do an internal call of a public API function
+ *
+ * Sets Exception handling to passthrough mode.
+ * Allows API functions to change behavior compared to public use
+ */
+#define UCI_INTERNAL(func, ctx, ...) do { \
+ ctx->internal = true; \
+ func(ctx, __VA_ARGS__); \
+} while (0)
+
+/*
+ * check the specified condition.
+ * throw an invalid argument exception if it's false
+ */
+#define UCI_ASSERT(ctx, expr) do { \
+ if (!(expr)) { \
+ DPRINTF("[%s:%d] Assertion failed\n", __FILE__, __LINE__); \
+ UCI_THROW(ctx, UCI_ERR_INVAL); \
+ } \
+} while (0)
+
#endif