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Timerix:main

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c4fd22542d ... main

Author SHA1 Message Date
Timerix
82a6293f21 added macro try_handle() 2026-01-13 18:20:01 +05:00
1 changed files with 43 additions and 38 deletions
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81
include/tlibc/errors.h
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@@ -100,55 +100,61 @@ typedef struct Result_ {
#define RESULT_VOID (Result_){ .error = NULL, .u = 0 }
#define RESULT_VALUE(FIELD, V) (Result_){ .error = NULL, .FIELD = V }
#define try(VAR, RESULT_FIELD, RSLT_CALL) \
_try(VAR, RESULT_FIELD, RSLT_CALL, __LINE__)
#define try_void(RSLT_CALL) \
_try_void(RSLT_CALL, __LINE__)
#define try_fatal(VAR, RESULT_FIELD, RSLT_CALL) \
_try_fatal(VAR, RESULT_FIELD, RSLT_CALL, __LINE__)
#define try_fatal_void(RSLT_CALL) \
_try_fatal_void(RSLT_CALL, __LINE__)
#define try_handle(VAR, RESULT_FIELD, RSLT_CALL, HANDLER) \
_try_handle(VAR, RESULT_FIELD, RSLT_CALL, HANDLER, __LINE__)
#define try_handle_void(RSLT_CALL, HANDLER) \
_try_handle_void(RSLT_CALL, HANDLER, __LINE__)
#define try_stderrcode(RSLT_CALL) \
_try_stderrcode(RSLT_CALL, __LINE__)
#define try_fatal_stderrcode(RSLT_CALL) \
_try_fatal_stderrcode(RSLT_CALL, __LINE__)
#define _rname(N) __r_##N
#define try(VAR, RESULT_FIELD, RSLT_CALL) _try(VAR, RESULT_FIELD, RSLT_CALL, __LINE__)
#define try_fatal(VAR, RESULT_FIELD, RSLT_CALL) _try_fatal(VAR, RESULT_FIELD, RSLT_CALL, __LINE__)
#define try_void(RSLT_CALL) _try_void(RSLT_CALL, __LINE__)
#define try_fatal_void(RSLT_CALL) _try_fatal_void(RSLT_CALL, __LINE__)
#define try_stderrcode(RSLT_CALL) _try_stderrcode(RSLT_CALL, __LINE__)
#define try_fatal_stderrcode(RSLT_CALL) _try_fatal_stderrcode(RSLT_CALL, __LINE__)
#define _try_handle(VAR, RESULT_FIELD, RSLT_CALL, HANDLER, N) \
Result_ _rname(N) = RSLT_CALL;\
if(_rname(N).error){\
Error_addCallPos(_rname(N).error, ErrorCallPos_here());\
HANDLER(_rname(N));\
}\
VAR = _rname(N).RESULT_FIELD;
#define _try_handle_void(RSLT_CALL, HANDLER, N) \
Result_ _rname(N) = RSLT_CALL;\
if(_rname(N).error){\
Error_addCallPos(_rname(N).error, ErrorCallPos_here());\
HANDLER(_rname(N));\
}\
#define _try__handler(R) Return R
#define _try(VAR, RESULT_FIELD, RSLT_CALL, N) \
Result_ _rname(N) = RSLT_CALL;\
if(_rname(N).error){\
Error_addCallPos(_rname(N).error, ErrorCallPos_here());\
Return _rname(N);\
};\
VAR = _rname(N).RESULT_FIELD;
#define _try_void(RSLT_CALL, N) do {\
Result_ _rname(N) = RSLT_CALL;\
if(_rname(N).error){\
Error_addCallPos(_rname(N).error, ErrorCallPos_here());\
Return _rname(N);\
};\
} while(0)
_try_handle(VAR, RESULT_FIELD, RSLT_CALL, _try__handler, N)
#define _try_void(RSLT_CALL, N) \
_try_handle_void(RSLT_CALL, _try__handler, N)
#define _try_fatal__handler(R) Error_printAndExit(R.error)
#define _try_fatal(VAR, RESULT_FIELD, RSLT_CALL, N) \
Result_ _rname(N) = RSLT_CALL;\
if(_rname(N).error){\
Error_addCallPos(_rname(N).error, ErrorCallPos_here());\
Error_printAndExit(_rname(N).error);\
};\
VAR = _rname(N).RESULT_FIELD;
_try_handle(VAR, RESULT_FIELD, RSLT_CALL, _try_fatal__handler, N)
#define _try_fatal_void(RSLT_CALL, N) \
_try_handle_void(RSLT_CALL, _try_fatal__handler, N)
#define _try_fatal_void(RSLT_CALL, N) do {\
Result_ _rname(N) = RSLT_CALL;\
if(_rname(N).error){\
Error_addCallPos(_rname(N).error, ErrorCallPos_here());\
Error_printAndExit(_rname(N).error);\
};\
} while(0)
#define _try_stderrcode(CALL, N) do {\
#define _try_stderrcode(CALL, N) \
int _rname(N) = CALL;\
if(_rname(N) != 0){\
Return RESULT_ERROR_CODE(LIBC_ERRNO, _rname(N), str_from_cstr(strerror_malloc(_rname(N))), true);\
}\
} while(0)
#define _try_fatal_stderrcode(CALL, N) do {\
#define _try_fatal_stderrcode(CALL, N) \
int _rname(N) = CALL;\
if(_rname(N) != 0){\
Error_printAndExit(Error_create(\
@@ -157,6 +163,5 @@ typedef struct Result_ {
ErrorCodePage_name(LIBC_ERRNO), _rname(N)\
));\
}\
} while(0)
#define try_assert(EXPR) if(!(EXPR)) { Return RESULT_ERROR_LITERAL("assertion must be true: " #EXPR); }