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Revert "Added enhancements from Sergei which he attached to #241."

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This reverts commit 34fe2312b4.
This commit is contained in:
Patrick Winnertz 2009-02-10 13:21:34 +01:00
parent 428e233f37
commit dd1b7941d6
1 changed files with 33 additions and 29 deletions
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66
mhl/string.h
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@ -51,52 +51,56 @@ static inline void mhl_str_toupper(char* str)
*str = toupper(*str);
}
/* note: we use ((char*)(1)) as terminator - NULL is a valid argument ! */
static const char * mhl_s_c_sep__ = (const char *)1;
#define __STR_CONCAT_MAX 32
/* _NEVER_ call this function directly ! */
static inline char* mhl_str_concat_hlp__(const char* va_start_dummy, ...)
static inline char* __mhl_str_concat_hlp(const char* base, ...)
{
char * result;
size_t result_len = 0;
char * p;
const char * chunk;
static const char* arg_ptr[__STR_CONCAT_MAX];
static size_t arg_sz[__STR_CONCAT_MAX];
int count = 0;
size_t totalsize = 0;
if (base)
{
arg_ptr[0] = base;
arg_sz[0] = totalsize = strlen(base);
count = 1;
}
va_list args;
va_start(args,va_start_dummy);
while ((chunk = va_arg(args, const char*)) != mhl_s_c_sep__)
va_start(args,base);
char* a;
/* note: we use ((char*)(1)) as terminator - NULL is a valid argument ! */
while ((a = va_arg(args, char*))!=(char*)1 && count < __STR_CONCAT_MAX )
{
if (chunk)
if (a)
{
result_len += strlen (chunk);
arg_ptr[count] = a;
arg_sz[count] = strlen(a);
totalsize += arg_sz[count];
count++;
}
}
va_end(args);
if (result_len == 0)
if (!count)
return mhl_str_dup("");
/* now as we know how much to copy, allocate the buffer + '\0'*/
result = (char*)mhl_mem_alloc_u (result_len + 1);
p = result;
va_start(args,va_start_dummy);
while ((chunk = va_arg(args, const char*)) != mhl_s_c_sep__)
/* now as we know how much to copy, allocate the buffer */
char* buffer = (char*)mhl_mem_alloc_u(totalsize+2);
char* current = buffer;
int x=0;
for (x=0; x<count; x++)
{
if (chunk)
{
size_t chunk_len = strlen (chunk);
memcpy (p, chunk, chunk_len);
p += chunk_len;
}
}
va_end(args);
*p = '\0';
return result;
memcpy(current, arg_ptr[x], arg_sz[x]);
current += arg_sz[x];
}
#define mhl_str_concat(...) (mhl_str_concat_hlp__(mhl_s_c_sep__, __VA_ARGS__, mhl_s_c_sep__))
*current = 0;
return buffer;
}
#define mhl_str_concat(...) (__mhl_str_concat_hlp(__VA_ARGS__, (char*)(1)))
static inline char* mhl_str_reverse(char* ptr)
{