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string_copy adds trailing zero byte

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Timerix22 2023-02-15 21:44:38 +06:00
parent dbf2c2772c
commit 5bbab0a414
2 changed files with 9 additions and 4 deletions
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8
src/String/string.c
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@ -14,14 +14,16 @@ char* string_extract(string str){
return cptr; return cptr;
} }
// copies src.ptr content to new string // copies src.ptr content to new string and adds \0 at the end
string string_copy(string src){ string string_copy(string src){
if(!src.ptr) return src; if(!src.ptr)
return src;
string nstr; string nstr;
nstr.length=src.length; nstr.length=src.length;
nstr.ptr=malloc(nstr.length); nstr.ptr=malloc(nstr.length+1);
for(u32 i=0;i<nstr.length;i++) for(u32 i=0;i<nstr.length;i++)
nstr.ptr[i]=src.ptr[i]; nstr.ptr[i]=src.ptr[i];
nstr.ptr[nstr.length]='\0';
return nstr; return nstr;
} }

5
src/String/string.h
View File

@ -20,10 +20,13 @@ Autoarr_declare(string)
static const string stringNull={NULL,0}; static const string stringNull={NULL,0};
/// wraps pointer without copy
#define string_fromCptr(CPTR) (string){ .ptr=CPTR, .length=cptr_length(CPTR) }
// copies str content to new char pointer value (adding '\0' at the end) // copies str content to new char pointer value (adding '\0' at the end)
char* string_extract(string str); char* string_extract(string str);
// copies src.ptr content to new string // copies src.ptr content to new string and adds \0 at the end
string string_copy(string src); string string_copy(string src);
// compares two strings, NullPtr-friendly // compares two strings, NullPtr-friendly