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LibMain: Add the ability to configure the exit code on error

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Some POSIX utilities are specified to return a specific value on error,
which is not 1. `Main::set_return_code_for_errors()` lets you set it to
that value.
This commit is contained in:
Sam Atkins 2022-03-19 17:06:56 +00:00 committed by Brian Gianforcaro
parent 60c228b914
commit 25c2a76d10
Notes: sideshowbarker 2024-07-17 17:06:40 +09:00 
Author: https://github.com/AtkinsSJ
Commit: https://github.com/SerenityOS/serenity/commit/25c2a76d10
Pull-request: https://github.com/SerenityOS/serenity/pull/13137
Reviewed-by: https://github.com/bgianfo ✅
2 changed files with 20 additions and 1 deletions
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18
Userland/Libraries/LibMain/Main.cpp
View file

@ -11,6 +11,22 @@
#include <string.h> #include <string.h>
#include <time.h> #include <time.h>
namespace Main {
static int s_return_code_for_errors = 1;
int return_code_for_errors()
{
return s_return_code_for_errors;
}
void set_return_code_for_errors(int code)
{
s_return_code_for_errors = code;
}
}
int main(int argc, char** argv) int main(int argc, char** argv)
{ {
tzset(); tzset();
@ -31,7 +47,7 @@ int main(int argc, char** argv)
#ifdef __serenity__ #ifdef __serenity__
dbgln("\033[31;1mExiting with runtime error\033[0m: {}", error); dbgln("\033[31;1mExiting with runtime error\033[0m: {}", error);
#endif #endif
return 1; return Main::return_code_for_errors();
} }
return result.value(); return result.value();
} }

3
Userland/Libraries/LibMain/Main.h
View file

@ -19,6 +19,9 @@ struct Arguments {
Span<StringView> strings; Span<StringView> strings;
}; };
int return_code_for_errors();
void set_return_code_for_errors(int);
} }
ErrorOr<int> serenity_main(Main::Arguments); ErrorOr<int> serenity_main(Main::Arguments);