diff options
Diffstat (limited to 'toys/pending')
| -rw-r--r-- | toys/pending/printf.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/toys/pending/printf.c b/toys/pending/printf.c index b683128f..3d1a73f2 100644 --- a/toys/pending/printf.c +++ b/toys/pending/printf.c @@ -14,8 +14,7 @@ config PRINTF usage: printf FORMAT [ARGUMENT...] Format and print ARGUMENT(s) according to FORMAT, using C printf syntax - (percent escapes for cdeEfgGiosuxX, slash escapes for \abefnrtv0 or - \0OCT or 0xHEX). + (% escapes for cdeEfgGiosuxX, \ escapes for abefnrtv0 or \OCTAL or \xHEX). */ #define FOR_printf @@ -50,9 +49,9 @@ static char *get_format(char *f) } // Print arguments with corresponding conversion and width and precision. -static void print(char *fmt, int w, int p) +static void print(char *fmt, int w, int p, char *arg) { - char *ptr = fmt, *ep = 0, *format = 0, *arg = *toys.optargs; + char *ptr = fmt, *ep = 0, *format = 0; errno = 0; if (strchr("diouxX", *ptr)) { @@ -145,7 +144,7 @@ void printf_main(void) for (f = format; *f; f++) { if (eat(&f, '\\')) putchar(handle_slash(&f)); - else if (*f != '%' || *++f == '%') xputc(*f); + else if (!eat(&f, '%') || *f == '%') putchar(*f); else if (*f == 'b') for (p = *arg ? *(arg++) : ""; *p; p++) putchar(eat(&p, '\\') ? handle_slash(&p) : *p); @@ -163,7 +162,7 @@ void printf_main(void) if (!eat(&f, '.')) break; } if (!(p = strchr("diouxXfeEgGcs", *f))) - perror_exit("bad format@%ld", f-format); + error_exit("bad format@%ld", f-format); else { int len = f-start; @@ -172,7 +171,7 @@ void printf_main(void) //pitfall: handle diff b/w * and .* if ((TT.hv_w-1) == TT.hv_p) TT.hv_w = NULL; memcpy((p = xzalloc(len+1)), start, len); - print(p+len-1, wp[0], wp[1]); + print(p+len-1, wp[0], wp[1], *arg); if (*arg) arg++; free(p); p = NULL; |