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implemented buffer_size calculation in vsprintf_malloc

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Timerix
2025-11-10 01:54:47 +05:00
parent e2f1f6c09b
commit 1406189511
3 changed files with 38 additions and 28 deletions
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2
include/tlibc/errors.h
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@@ -47,7 +47,7 @@ typedef struct Result_ {
#define IGNORE_RESULT Result_ __ignored_##__LINE__ ATTRIBUTE_UNUSED =
#define RESULT_ERROR(MSG, IS_MSG_ON_HEAP) (Result_){ .error = Error_create(MSG, IS_MSG_ON_HEAP, ErrorCallPos_here()) }
#define RESULT_ERROR_FMT(FORMAT, ARGS...) RESULT_ERROR(sprintf_malloc(4096, FORMAT ,##ARGS), true)
#define RESULT_ERROR_FMT(FORMAT, ARGS...) RESULT_ERROR(sprintf_malloc(FORMAT ,##ARGS), true)
#define RESULT_ERROR_ERRNO() RESULT_ERROR(strerror(errno), false)
#define RESULT_VOID (Result_){ .error = NULL, .u = 0 }
#define RESULT_VALUE(FIELD, V) (Result_){ .error = NULL, .FIELD = V }

8
include/tlibc/string/cstr.h
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@@ -2,8 +2,8 @@
#include "../std.h"
#define strcat_malloc(STR0, ...) _strcat_malloc(count_args(__VA_ARGS__), STR0, __VA_ARGS__)
char* _strcat_malloc(size_t n, cstr str0, ...);
char* _vstrcat_malloc(size_t n, cstr str0, va_list argv);
char* _strcat_malloc(u64 n, cstr str0, ...);
char* _vstrcat_malloc(u64 n, cstr str0, va_list args);
char* NULLABLE(sprintf_malloc)(size_t buffer_size, cstr format, ...) ATTRIBUTE_CHECK_FORMAT_PRINTF(2, 3);
char* NULLABLE(vsprintf_malloc)(size_t buffer_size, cstr format, va_list argv);
char* sprintf_malloc(cstr format, ...) ATTRIBUTE_CHECK_FORMAT_PRINTF(1, 2);
char* vsprintf_malloc(cstr format, va_list args);