125 lines
2.3 KiB
Text
125 lines
2.3 KiB
Text
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#!/bin/sh
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cat << _EOF > $2
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#include <sys/types.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdint.h>
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#include <string.h>
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#include <atf-c.h>
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/* Avoid SSP re-definitions */
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#undef snprintf
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#undef vsnprintf
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#undef sprintf
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#undef vsprintf
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#define KPRINTF_BUFSIZE 1024
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#undef putchar
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#define putchar xputchar
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static int putchar(char c, int foo, void *b)
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{
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return fputc(c, stderr);
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}
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#define TOBUFONLY 1
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static const char HEXDIGITS[] = "0123456789ABCDEF";
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static const char hexdigits[] = "0123456789abcdef";
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typedef int device_t;
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#define device_xname(a) ""
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int kprintf(const char *, int, void *, char *, va_list) __printflike(1, 0);
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void device_printf(device_t, const char *, ...) __printflike(2, 3);
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static void
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empty(void)
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{
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}
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static void (*v_flush)(void) = empty;
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ATF_TC(snprintf_print);
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ATF_TC_HEAD(snprintf_print, tc)
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{
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atf_tc_set_md_var(tc, "descr", "checks snprintf print");
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}
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ATF_TC_BODY(snprintf_print, tc)
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{
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char buf[10];
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int i;
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memset(buf, 'x', sizeof(buf));
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i = snprintf(buf, sizeof(buf), "number %d", 10);
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ATF_CHECK_EQ(i, 9);
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ATF_CHECK_STREQ(buf, "number 10");
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}
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ATF_TC(snprintf_print_overflow);
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ATF_TC_HEAD(snprintf_print_overflow, tc)
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{
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atf_tc_set_md_var(tc, "descr", "checks snprintf print with overflow");
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}
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ATF_TC_BODY(snprintf_print_overflow, tc)
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{
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char buf[10];
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int i;
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memset(buf, 'x', sizeof(buf));
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i = snprintf(buf, sizeof(buf), "fjsdfsdjfsdf %d\n", 10);
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ATF_CHECK_EQ(i, 16);
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ATF_CHECK_STREQ(buf, "fjsdfsdjf");
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}
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ATF_TC(snprintf_count);
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ATF_TC_HEAD(snprintf_count, tc)
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{
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atf_tc_set_md_var(tc, "descr", "checks snprintf count");
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}
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ATF_TC_BODY(snprintf_count, tc)
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{
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int i;
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i = snprintf(NULL, 20, "number %d", 10);
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ATF_CHECK_EQ(i, 9);
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}
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ATF_TC(snprintf_count_overflow);
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ATF_TC_HEAD(snprintf_count_overflow, tc)
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{
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atf_tc_set_md_var(tc, "descr", "checks snprintf count with overflow");
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}
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ATF_TC_BODY(snprintf_count_overflow, tc)
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{
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int i;
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i = snprintf(NULL, 10, "fjsdfsdjfsdf %d\n", 10);
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ATF_CHECK_EQ(i, 16);
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, snprintf_print);
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ATF_TP_ADD_TC(tp, snprintf_print_overflow);
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ATF_TP_ADD_TC(tp, snprintf_count);
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ATF_TP_ADD_TC(tp, snprintf_count_overflow);
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return atf_no_error();
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}
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_EOF
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awk '
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/^snprintf\(/ {
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print prevline
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out = 1
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}
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{
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if (out) print
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else prevline = $0
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}' $1 >>$2
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