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build: guard execinfo.h via build systems (#3547)

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* guard execinfo via cmake

* libexecinfo -> execinfo macro name

* meson: add execinfo check

* move check in cmake up

---------

Co-authored-by: Mihai Fufezan <fufexan@protonmail.com>
This commit is contained in:
Vaxry 2023-10-11 22:27:53 +01:00 • committed by GitHub
parent 5dc7161b1d
commit 06cc42441c
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 32 additions and 17 deletions
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6
CMakeLists.txt
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@ -97,6 +97,12 @@ if(CMAKE_BUILD_TYPE MATCHES Debug OR CMAKE_BUILD_TYPE MATCHES DEBUG)
add_link_options(-pg -no-pie -fno-builtin) add_link_options(-pg -no-pie -fno-builtin)
endif() endif()
check_include_file("execinfo.h" EXECINFOH)
if(EXECINFOH)
message(STATUS "Configuration supports execinfo")
add_compile_definitions(HAS_EXECINFO)
endif()
include(CheckLibraryExists) include(CheckLibraryExists)
check_library_exists(execinfo backtrace "" HAVE_LIBEXECINFO) check_library_exists(execinfo backtrace "" HAVE_LIBEXECINFO)
if(HAVE_LIBEXECINFO) if(HAVE_LIBEXECINFO)

4
meson.build
View file

@ -29,6 +29,10 @@ add_project_arguments(
], ],
language: 'cpp') language: 'cpp')
if cpp_compiler.check_header('execinfo.h')
add_project_arguments('-DHAS_EXECINFO', language: 'cpp')
endif
wlroots = subproject('wlroots', default_options: ['examples=false', 'renderers=gles2']) wlroots = subproject('wlroots', default_options: ['examples=false', 'renderers=gles2'])
have_xwlr = wlroots.get_variable('features').get('xwayland') have_xwlr = wlroots.get_variable('features').get('xwayland')
xcb_dep = dependency('xcb', required: get_option('xwayland')) xcb_dep = dependency('xcb', required: get_option('xwayland'))

27
src/debug/CrashReporter.cpp
View file

@ -1,7 +1,6 @@
#include "CrashReporter.hpp" #include "CrashReporter.hpp"
#include <random> #include <random>
#include <sys/utsname.h> #include <sys/utsname.h>
#include <execinfo.h>
#include <fstream> #include <fstream>
#include <signal.h> #include <signal.h>
@ -14,19 +13,19 @@
std::string getRandomMessage() { std::string getRandomMessage() {
const std::vector<std::string> MESSAGES = {"Sorry, didn't mean to...", const std::vector<std::string> MESSAGES = {"Sorry, didn't mean to...",
"This was an accident, I swear!", "This was an accident, I swear!",
"Calm down, it was a misinput! MISINPUT!", "Calm down, it was a misinput! MISINPUT!",
"Oops", "Oops",
"Vaxry is going to be upset.", "Vaxry is going to be upset.",
"Who tried dividing by zero?!", "Who tried dividing by zero?!",
"Maybe you should try dusting your PC in the meantime?", "Maybe you should try dusting your PC in the meantime?",
"I tried so hard, and got so far...", "I tried so hard, and got so far...",
"I don't feel so good...", "I don't feel so good...",
"*thud*", "*thud*",
"Well this is awkward.", "Well this is awkward.",
"\"stable\"", "\"stable\"",
"I hope you didn't have any unsaved progress.", "I hope you didn't have any unsaved progress.",
"All these computers..."}; "All these computers..."};
std::random_device dev; std::random_device dev;
std::mt19937 engine(dev()); std::mt19937 engine(dev());

12
src/helpers/MiscFunctions.cpp
View file

@ -6,7 +6,9 @@
#include <sys/utsname.h> #include <sys/utsname.h>
#include <iomanip> #include <iomanip>
#include <sstream> #include <sstream>
#ifdef HAS_EXECINFO
#include <execinfo.h> #include <execinfo.h>
#endif
#if defined(__DragonFly__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) #if defined(__DragonFly__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
#include <sys/sysctl.h> #include <sys/sysctl.h>
@ -689,9 +691,10 @@ std::string replaceInString(std::string subject, const std::string& search, cons
std::vector<SCallstackFrameInfo> getBacktrace() { std::vector<SCallstackFrameInfo> getBacktrace() {
std::vector<SCallstackFrameInfo> callstack; std::vector<SCallstackFrameInfo> callstack;
void* bt[1024]; #ifdef HAS_EXECINFO
size_t btSize; void* bt[1024];
char** btSymbols; size_t btSize;
char** btSymbols;
btSize = backtrace(bt, 1024); btSize = backtrace(bt, 1024);
btSymbols = backtrace_symbols(bt, btSize); btSymbols = backtrace_symbols(bt, btSize);
@ -699,6 +702,9 @@ std::vector<SCallstackFrameInfo> getBacktrace() {
for (size_t i = 0; i < btSize; ++i) { for (size_t i = 0; i < btSize; ++i) {
callstack.emplace_back(SCallstackFrameInfo{bt[i], std::string{btSymbols[i]}}); callstack.emplace_back(SCallstackFrameInfo{bt[i], std::string{btSymbols[i]}});
} }
#else
callstack.emplace_back(SCallstackFrameInfo{nullptr, "configuration does not support execinfo.h"});
#endif
return callstack; return callstack;
} }