4aa3feb899
* include/stdio.h (vscanf): Add prototype. (vfscanf): Ditto. (vsscanf): Ditto. (vwscanf): Ditto. (vfwscanf): Ditto. (vswscanf): Ditto. * include/wchar.h (vwscanf): Add prototype. (vfwscanf): Ditto. (vswscanf): Ditto. * mingwex/snprintf.c: Move to mingwex/stdio. * mingwex/vsnprintf.c: Ditto. * mingwex/snwprintf.c: Ditto. * mingwex/vsnwprintf.c: Ditto. * mingwex/Makefile.in (VPATH): Add $(srcdir)/stdio (STDIO_DISTFILES): Add. (DISTFILES): Adjust. (STDIO_STUB_OBJS): Rename to STDIO_OBJS and add v*scanf objects. (LIB_OBJS): Adjust. (dist): Adjust. 2003-03-02 Aaron W LaFramboise <AWLaFramboise@aol.com> * mingwex/stdio: New directory * mingwex/stdio/vfscanf.c: New file. * mingwex/stdio/vfwscanf.c: New file. * mingwex/stdio/vscanf.c: New file. * mingwex/stdio/vsscanf.c: New file. * mingwex/stdio/vswscanf.c: New file. * mingwex/stdio/vwscanf.c: New file.
44 lines
1007 B
C
44 lines
1007 B
C
// By aaronwl 2003-01-28 for mingw-msvcrt
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// Public domain: all copyrights disclaimed, absolutely no warranties */
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#include <stdarg.h>
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#include <wchar.h>
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int vswscanf(const wchar_t * __restrict__ s, const wchar_t * __restrict__ format,
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va_list arg) {
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int ret;
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__asm__(
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// allocate stack (esp += frame - arg3 - (8[arg1,2] + 12))
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"movl %%esp, %%ebx\n\t"
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"lea 0xFFFFFFEC(%%esp, %6), %%esp\n\t"
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"subl %5, %%esp\n\t"
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// set up stack
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"movl %1, 0xC(%%esp)\n\t" // s
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"movl %2, 0x10(%%esp)\n\t" // format
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"lea 0x14(%%esp), %%edi\n\t"
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"movl %%edi, (%%esp)\n\t" // memcpy dest
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"movl %5, 0x4(%%esp)\n\t" // memcpy src
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"movl %5, 0x8(%%esp)\n\t"
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"subl %6, 0x8(%%esp)\n\t" // memcpy len
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"call _memcpy\n\t"
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"addl $12, %%esp\n\t"
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// call sscanf
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"call _swscanf\n\t"
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// restore stack
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"movl %%ebx, %%esp\n\t"
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: "=a"(ret), "=c"(s), "=d"(format)
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: "1"(s), "2"(format), "S"(arg),
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"a"(&ret)
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: "ebx");
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return ret;
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}
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