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author | SVN Migration <svn@php.net> | 2003-02-27 17:43:39 +0000 |
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committer | SVN Migration <svn@php.net> | 2003-02-27 17:43:39 +0000 |
commit | 078bcec0997ad0e07b720c43cc9e6d0e046a75ab (patch) | |
tree | 36cb0f6be2ef078fe3374de8c087b93ecf82f812 /ext/mysql/libmysql/int2str.c | |
parent | fd61f69077f6156ca71dde60ecfd9ed9765a02db (diff) | |
download | php-git-PHP-5.tar.gz |
This commit was manufactured by cvs2svn to create branch 'PHP_5'.PHP-5
Diffstat (limited to 'ext/mysql/libmysql/int2str.c')
-rw-r--r-- | ext/mysql/libmysql/int2str.c | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/ext/mysql/libmysql/int2str.c b/ext/mysql/libmysql/int2str.c deleted file mode 100644 index bb12b00cdc..0000000000 --- a/ext/mysql/libmysql/int2str.c +++ /dev/null @@ -1,141 +0,0 @@ -/* Copyright Abandoned 1996 TCX DataKonsult AB & Monty Program KB & Detron HB -This file is public domain and comes with NO WARRANTY of any kind */ - -/* - Defines: int2str(), itoa(), ltoa() - - int2str(dst, radix, val) - converts the (long) integer "val" to character form and moves it to - the destination string "dst" followed by a terminating NUL. The - result is normally a pointer to this NUL character, but if the radix - is dud the result will be NullS and nothing will be changed. - - If radix is -2..-36, val is taken to be SIGNED. - If radix is 2.. 36, val is taken to be UNSIGNED. - That is, val is signed if and only if radix is. You will normally - use radix -10 only through itoa and ltoa, for radix 2, 8, or 16 - unsigned is what you generally want. - - _dig_vec is public just in case someone has a use for it. - The definitions of itoa and ltoa are actually macros in m_string.h, - but this is where the code is. - - Note: The standard itoa() returns a pointer to the argument, when int2str - returns the pointer to the end-null. - itoa assumes that 10 -base numbers are allways signed and other arn't. -*/ - -#include <global.h> -#include "m_string.h" - -char NEAR _dig_vec[] = - "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"; - - -char *int2str(register long int val, register char *dst, register int radix) -{ - char buffer[65]; - register char *p; - long int new_val; - - if (radix < 0) { - if (radix < -36 || radix > -2) return NullS; - if (val < 0) { - *dst++ = '-'; - val = -val; - } - radix = -radix; - } else { - if (radix > 36 || radix < 2) return NullS; - } - /* The slightly contorted code which follows is due to the - fact that few machines directly support unsigned long / and %. - Certainly the VAX C compiler generates a subroutine call. In - the interests of efficiency (hollow laugh) I let this happen - for the first digit only; after that "val" will be in range so - that signed integer division will do. Sorry 'bout that. - CHECK THE CODE PRODUCED BY YOUR C COMPILER. The first % and / - should be unsigned, the second % and / signed, but C compilers - tend to be extraordinarily sensitive to minor details of style. - This works on a VAX, that's all I claim for it. - */ - p = &buffer[sizeof(buffer)-1]; - *p = '\0'; - new_val=(ulong) val / (ulong) radix; - *--p = _dig_vec[(uchar) ((ulong) val- (ulong) new_val*(ulong) radix)]; - val = new_val; -#ifdef HAVE_LDIV - while (val != 0) - { - ldiv_t res; - res=ldiv(val,radix); - *--p = _dig_vec[res.rem]; - val= res.quot; - } -#else - while (val != 0) - { - new_val=val/radix; - *--p = _dig_vec[(uchar) (val-new_val*radix)]; - val= new_val; - } -#endif - while ((*dst++ = *p++) != 0) ; - return dst-1; -} - - -/* - This is a faster version of the above optimized for the normal case of - radix 10 / -10 -*/ - -char *int10_to_str(long int val,char *dst,int radix) -{ - char buffer[65]; - register char *p; - long int new_val; - - if (radix < 0) /* -10 */ - { - if (val < 0) - { - *dst++ = '-'; - val = -val; - } - } - - p = &buffer[sizeof(buffer)-1]; - *p = '\0'; - new_val= (long) ((unsigned long int) val / 10); - *--p = '0'+ (char) ((unsigned long int) val - (unsigned long) new_val * 10); - val = new_val; - - while (val != 0) - { - new_val=val/10; - *--p = '0' + (char) (val-new_val*10); - val= new_val; - } - while ((*dst++ = *p++) != 0) ; - return dst-1; -} - - -#ifdef USE_MY_ITOA - - /* Change to less general itoa interface */ - -char *my_itoa(int val, char *dst, int radix) -{ - VOID(int2str((long) val,dst,(radix == 10 ? -10 : radix))); - return dst; -} - -char *my_ltoa(long int val, char *dst, int radix) -{ - VOID(int2str((long) val,dst,(radix == 10 ? -10 : radix))); - return dst; -} - -#endif |