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lib/tiny-printf.c: Implement vprintf

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Implement both printf and vprintf for a bit more flexibility, e.g.
allows the panic() function to work with tiny-printf.

Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
This commit is contained in:
Sjoerd Simons 2015-12-04 23:27:37 +01:00 committed by Simon Glass
parent 4363de63a8
commit 962a43cc96
1 changed files with 13 additions and 5 deletions
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18
lib/tiny-printf.c
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@ -40,17 +40,14 @@ static void div_out(unsigned int *num, unsigned int div)
out_dgt(dgt);
}
int printf(const char *fmt, ...)
int vprintf(const char *fmt, va_list va)
{
va_list va;
char ch;
char *p;
unsigned int num;
char buf[12];
unsigned int div;
va_start(va, fmt);
while ((ch = *(fmt++))) {
if (ch != '%') {
putc(ch);
@ -117,6 +114,17 @@ int printf(const char *fmt, ...)
}
abort:
va_end(va);
return 0;
}
int printf(const char *fmt, ...)
{
va_list va;
int ret;
va_start(va, fmt);
ret = vprintf(fmt, va);
va_end(va);
return ret;
}