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gen_t_subr_prf revision 1.2.2.2
      1  1.2.2.2  yamt #!/bin/sh
      2  1.2.2.2  yamt 
      3  1.2.2.2  yamt cat << _EOF > $2
      4  1.2.2.2  yamt #include <sys/types.h>
      5  1.2.2.2  yamt #include <stdio.h>
      6  1.2.2.2  yamt #include <stdarg.h>
      7  1.2.2.2  yamt #include <stdint.h>
      8  1.2.2.2  yamt #include <string.h>
      9  1.2.2.2  yamt 
     10  1.2.2.2  yamt #include <atf-c.h>
     11  1.2.2.2  yamt 
     12  1.2.2.2  yamt #define KPRINTF_BUFSIZE 1024
     13  1.2.2.2  yamt #undef putchar
     14  1.2.2.2  yamt #define putchar xputchar
     15  1.2.2.2  yamt static int putchar(char c, int foo, void *b)
     16  1.2.2.2  yamt {
     17  1.2.2.2  yamt 	return fputc(c, stderr);
     18  1.2.2.2  yamt }
     19  1.2.2.2  yamt 
     20  1.2.2.2  yamt #define TOBUFONLY 1
     21  1.2.2.2  yamt static const char HEXDIGITS[] = "0123456789ABCDEF";
     22  1.2.2.2  yamt static const char hexdigits[] = "0123456789abcdef";
     23  1.2.2.2  yamt 
     24  1.2.2.2  yamt typedef int device_t;
     25  1.2.2.2  yamt 
     26  1.2.2.2  yamt #define device_xname(a) ""
     27  1.2.2.2  yamt int kprintf(const char *, int, void *, char *, va_list) __printflike(1, 0);
     28  1.2.2.2  yamt void device_printf(device_t, const char *, ...) __printflike(2, 3);
     29  1.2.2.2  yamt 
     30  1.2.2.2  yamt static void
     31  1.2.2.2  yamt empty(void)
     32  1.2.2.2  yamt {
     33  1.2.2.2  yamt }
     34  1.2.2.2  yamt 
     35  1.2.2.2  yamt static void (*v_flush)(void) = empty;
     36  1.2.2.2  yamt 
     37  1.2.2.2  yamt ATF_TC(snprintf_print);
     38  1.2.2.2  yamt ATF_TC_HEAD(snprintf_print, tc)
     39  1.2.2.2  yamt {
     40  1.2.2.2  yamt         atf_tc_set_md_var(tc, "descr", "checks snprintf print");
     41  1.2.2.2  yamt }
     42  1.2.2.2  yamt  
     43  1.2.2.2  yamt ATF_TC_BODY(snprintf_print, tc)
     44  1.2.2.2  yamt {
     45  1.2.2.2  yamt 	char buf[10];
     46  1.2.2.2  yamt 	int i;
     47  1.2.2.2  yamt 
     48  1.2.2.2  yamt 	memset(buf, 'x', sizeof(buf));
     49  1.2.2.2  yamt 	i = snprintf(buf, sizeof(buf), "number %d", 10);
     50  1.2.2.2  yamt 	ATF_CHECK_EQ(i, 9);
     51  1.2.2.2  yamt 	ATF_CHECK_STREQ(buf, "number 10");
     52  1.2.2.2  yamt }
     53  1.2.2.2  yamt 
     54  1.2.2.2  yamt ATF_TC(snprintf_print_overflow);
     55  1.2.2.2  yamt ATF_TC_HEAD(snprintf_print_overflow, tc)
     56  1.2.2.2  yamt {
     57  1.2.2.2  yamt         atf_tc_set_md_var(tc, "descr", "checks snprintf print with overflow");
     58  1.2.2.2  yamt }
     59  1.2.2.2  yamt  
     60  1.2.2.2  yamt ATF_TC_BODY(snprintf_print_overflow, tc)
     61  1.2.2.2  yamt {
     62  1.2.2.2  yamt 	char buf[10];
     63  1.2.2.2  yamt 	int i;
     64  1.2.2.2  yamt 
     65  1.2.2.2  yamt 	memset(buf, 'x', sizeof(buf));
     66  1.2.2.2  yamt 	i = snprintf(buf, sizeof(buf), "fjsdfsdjfsdf %d\n", 10);
     67  1.2.2.2  yamt 	ATF_CHECK_EQ(i, 16);
     68  1.2.2.2  yamt 	ATF_CHECK_STREQ(buf, "fjsdfsdjf");
     69  1.2.2.2  yamt }
     70  1.2.2.2  yamt 
     71  1.2.2.2  yamt ATF_TC(snprintf_count);
     72  1.2.2.2  yamt ATF_TC_HEAD(snprintf_count, tc)
     73  1.2.2.2  yamt {
     74  1.2.2.2  yamt         atf_tc_set_md_var(tc, "descr", "checks snprintf count");
     75  1.2.2.2  yamt }
     76  1.2.2.2  yamt  
     77  1.2.2.2  yamt ATF_TC_BODY(snprintf_count, tc)
     78  1.2.2.2  yamt {
     79  1.2.2.2  yamt 	int i;
     80  1.2.2.2  yamt 	
     81  1.2.2.2  yamt 	i = snprintf(NULL, 20, "number %d", 10);
     82  1.2.2.2  yamt 	ATF_CHECK_EQ(i, 9);
     83  1.2.2.2  yamt }
     84  1.2.2.2  yamt 
     85  1.2.2.2  yamt ATF_TC(snprintf_count_overflow);
     86  1.2.2.2  yamt ATF_TC_HEAD(snprintf_count_overflow, tc)
     87  1.2.2.2  yamt {
     88  1.2.2.2  yamt         atf_tc_set_md_var(tc, "descr", "checks snprintf count with overflow");
     89  1.2.2.2  yamt }
     90  1.2.2.2  yamt  
     91  1.2.2.2  yamt ATF_TC_BODY(snprintf_count_overflow, tc)
     92  1.2.2.2  yamt {
     93  1.2.2.2  yamt 	int i;
     94  1.2.2.2  yamt 
     95  1.2.2.2  yamt 	i = snprintf(NULL, 10, "fjsdfsdjfsdf %d\n", 10);
     96  1.2.2.2  yamt 	ATF_CHECK_EQ(i, 16);
     97  1.2.2.2  yamt }
     98  1.2.2.2  yamt 
     99  1.2.2.2  yamt ATF_TP_ADD_TCS(tp)
    100  1.2.2.2  yamt {
    101  1.2.2.2  yamt         ATF_TP_ADD_TC(tp, snprintf_print);
    102  1.2.2.2  yamt         ATF_TP_ADD_TC(tp, snprintf_print_overflow);
    103  1.2.2.2  yamt         ATF_TP_ADD_TC(tp, snprintf_count);
    104  1.2.2.2  yamt         ATF_TP_ADD_TC(tp, snprintf_count_overflow);
    105  1.2.2.2  yamt 
    106  1.2.2.2  yamt         return atf_no_error();
    107  1.2.2.2  yamt }
    108  1.2.2.2  yamt _EOF
    109  1.2.2.2  yamt 
    110  1.2.2.2  yamt awk '
    111  1.2.2.2  yamt /^snprintf\(/ {
    112  1.2.2.2  yamt 	print prevline
    113  1.2.2.2  yamt 	out = 1
    114  1.2.2.2  yamt }
    115  1.2.2.2  yamt {
    116  1.2.2.2  yamt 	if (out) print
    117  1.2.2.2  yamt 	else prevline = $0
    118  1.2.2.2  yamt }' $1 >>$2
    119