Rename macros.h to hookmacros.h.

[coloredstderr/coloredstderr.git] / src / macros.h

diff --git a/src/macros.h b/src/macros.h
deleted file mode 100644 (file)
index ffbc6b6..0000000
--- a/src/macros.h
+++ /dev/null
@@ -1,130 +0,0 @@
-/*
- * Macros to hook functions.
- *
- * Copyright (C) 2013  Simon Ruderich
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef MACROS_H
-#define MACROS_H 1
-
-/* Hook the function by creating a function with the same name. With
- * LD_PRELOAD our function will be preferred. The original function is stored
- * in a static variable (real_*). */
-
-#define _HOOK_PRE(type, name) \
-        int handle; \
-        type result; \
-        DLSYM_FUNCTION(real_ ## name, #name);
-#define _HOOK_PRE_FD(type, name, fd) \
-        _HOOK_PRE(type, name) \
-        handle = check_handle_fd(fd); \
-        if (handle) { \
-            handle_fd_pre(fd, handle); \
-        }
-#define _HOOK_PRE_FILE(type, name, file) \
-        _HOOK_PRE(type, name) \
-        handle = check_handle_fd(fileno(file)); \
-        if (handle) { \
-            handle_file_pre(file, handle); \
-        }
-/* Save and restore the errno to make sure we return the errno of the original
- * function call. */
-#define _HOOK_POST_FD(fd) \
-        if (handle) { \
-            int saved_errno = errno; \
-            handle_fd_post(fd, handle); \
-            errno = saved_errno; \
-        } \
-        return result;
-#define _HOOK_POST_FILE(file) \
-        if (handle) { \
-            int saved_errno = errno; \
-            handle_file_post(file, handle); \
-            errno = saved_errno; \
-        } \
-        return result;
-
-
-#define HOOK_FD3(type, name, fd, type1, arg1, type2, arg2, type3, arg3) \
-    static type (*real_ ## name)(type1, type2, type3); \
-    type name(type1 arg1, type2 arg2, type3 arg3) { \
-        _HOOK_PRE_FD(type, name, fd) \
-        result = real_ ## name(arg1, arg2, arg3); \
-        _HOOK_POST_FD(fd) \
-    }
-
-#define HOOK_FILE1(type, name, file, type1, arg1) \
-    static type (*real_ ## name)(type1); \
-    type name(type1 arg1) { \
-        _HOOK_PRE_FILE(type, name, file) \
-        result = real_ ## name(arg1); \
-        _HOOK_POST_FILE(file) \
-    }
-#define HOOK_FILE2(type, name, file, type1, arg1, type2, arg2) \
-    static type (*real_ ## name)(type1, type2); \
-    type name(type1 arg1, type2 arg2) { \
-        _HOOK_PRE_FILE(type, name, file) \
-        result = real_ ## name(arg1, arg2); \
-        _HOOK_POST_FILE(file) \
-    }
-#define HOOK_FILE3(type, name, file, type1, arg1, type2, arg2, type3, arg3) \
-    static type (*real_ ## name)(type1, type2, type3); \
-    type name(type1 arg1, type2 arg2, type3 arg3) { \
-        _HOOK_PRE_FILE(type, name, file) \
-        result = real_ ## name(arg1, arg2, arg3); \
-        _HOOK_POST_FILE(file) \
-    }
-#define HOOK_FILE4(type, name, file, type1, arg1, type2, arg2, type3, arg3, type4, arg4) \
-    static type (*real_ ## name)(type1, type2, type3, type4); \
-    type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) { \
-        _HOOK_PRE_FILE(type, name, file) \
-        result = real_ ## name(arg1, arg2, arg3, arg4); \
-        _HOOK_POST_FILE(file) \
-    }
-
-#define HOOK_VAR_FILE1(type, name, file, func, type1, arg1) \
-    static type (*real_ ## func)(type1, va_list); \
-    type name(type1 arg1, ...) { \
-        va_list ap; \
-        _HOOK_PRE_FILE(type, func, file) \
-        va_start(ap, arg1); \
-        result = real_ ## func(arg1, ap); \
-        va_end(ap); \
-        _HOOK_POST_FILE(file) \
-    }
-#define HOOK_VAR_FILE2(type, name, file, func, type1, arg1, type2, arg2) \
-    static type (*real_ ## func)(type1, type2, va_list); \
-    type name(type1 arg1, type2 arg2, ...) { \
-        va_list ap; \
-        _HOOK_PRE_FILE(type, func, file) \
-        va_start(ap, arg2); \
-        result = real_ ## func(arg1, arg2, ap); \
-        va_end(ap); \
-        _HOOK_POST_FILE(file) \
-    }
-#define HOOK_VAR_FILE3(type, name, file, func, type1, arg1, type2, arg2, type3, arg3) \
-    static type (*real_ ## func)(type1, type2, type3, va_list); \
-    type name(type1 arg1, type2 arg2, type3 arg3, ...) \
-    { \
-        va_list ap; \
-        _HOOK_PRE_FILE(type, func, file) \
-        va_start(ap, arg3); \
-        result = real_ ## func(arg1, arg2, arg3, ap); \
-        va_end(ap); \
-        _HOOK_POST_FILE(file) \
-    }
-
-#endif