/* * Copyright 2022 Collabora, Ltd. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial * portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #pragma once #include #include #include #include #include #include struct weston_compositor; __attribute__((noreturn, format(printf, 2, 3))) static inline void weston_assert_fail_(const struct weston_compositor *compositor, const char *fmt, ...) { va_list ap; va_start(ap, fmt); vfprintf(stderr, fmt, ap); va_end(ap); abort(); } #ifndef custom_assert_fail_ #define custom_assert_fail_ weston_assert_fail_ #endif #define weston_assert_(compositor, a, b, val_type, val_fmt, cmp) \ ({ \ struct weston_compositor *ec = compositor; \ val_type a_ = (a); \ val_type b_ = (b); \ bool cond = a_ cmp b_; \ if (!cond) \ custom_assert_fail_(ec, "%s:%u: Assertion %s %s %s (" val_fmt " %s " val_fmt ") failed!\n", \ __FILE__, __LINE__, #a, #cmp, #b, a_, #cmp, b_); \ cond; \ }) #define weston_assert_fn_(compositor, fn, a, b, val_type, val_fmt, cmp) \ ({ \ struct weston_compositor *ec = compositor; \ val_type a_ = (a); \ val_type b_ = (b); \ bool cond = fn(a_, b_) cmp 0; \ if (!cond) \ custom_assert_fail_(ec, "%s:%u: Assertion %s %s %s (" val_fmt " %s " val_fmt ") failed!\n", \ __FILE__, __LINE__, #a, #cmp, #b, a_, #cmp, b_); \ cond; \ }) #define weston_assert_not_reached(compositor, reason) \ do { \ struct weston_compositor *ec = compositor; \ custom_assert_fail_(ec, "%s:%u: Assertion failed! This should not be reached: %s\n", \ __FILE__, __LINE__, reason); \ } while (0) #define weston_assert_true(compositor, a) \ weston_assert_(compositor, a, true, bool, "%d", ==) #define weston_assert_ptr(compositor, a) \ weston_assert_(compositor, a, NULL, const void *, "%p", !=) #define weston_assert_ptr_is_null(compositor, a) \ weston_assert_(compositor, a, NULL, const void *, "%p", ==) #define weston_assert_ptr_eq(compositor, a, b) \ weston_assert_(compositor, a, b, const void *, "%p", ==) #define weston_assert_double_eq(compositor, a, b) \ weston_assert_(compositor, a, b, double, "%.10g", ==) #define weston_assert_uint32_neq(compositor, a, b) \ weston_assert_(compositor, a, b, uint32_t, "%u", !=) #define weston_assert_uint32_gt(compositor, a, b) \ weston_assert_(compositor, a, b, uint32_t, "%u", >) #define weston_assert_uint32_gt_or_eq(compositor, a, b) \ weston_assert_(compositor, a, b, uint32_t, "%u", >=) #define weston_assert_uint32_lt(compositor, a, b) \ weston_assert_(compositor, a, b, uint32_t, "%u", <) #define weston_assert_str_eq(compositor, a, b) \ weston_assert_fn_(compositor, strcmp, a, b, const char *, "%s", ==) #define weston_assert_bit_is_set(compositor, value, bit) \ ({ \ struct weston_compositor *ec = compositor; \ uint64_t v = (value); \ uint8_t b = (bit); \ bool cond = (v >> b) & 1; \ if (!cond) \ custom_assert_fail_(ec, "%s:%u: Assertion failed! Bit %s (%u) of %s (0x%" PRIx64 ") is not set.\n", \ __FILE__, __LINE__, #bit, b, #value, v); \ cond; \ })