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    Revision 1297 - (hide annotations) (download)
    Fri May 27 15:12:11 2011 UTC (12 years, 11 months ago) by niro
    File MIME type: text/plain
    File size: 4367 byte(s) 
    -updated to klibc-1.5.22 with mntproc definitions patch included
    1 niro 532 #include <assert.h>
    2     #include <stddef.h>
    3     #include <stdint.h>
    4     #include <string.h>
    5     #include <stdio.h>
    6    
    7     int main(void)
    8     {
    9     int r, i;
    10     char buffer[512];
    11    
    12     r = snprintf(buffer, 512, "Hello, %d", 37);
    13     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    14    
    15     r = snprintf(buffer, 512, "Hello, %'d", 37373737);
    16     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    17    
    18     r = snprintf(buffer, 512, "Hello, %'x", 0xdeadbeef);
    19     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    20    
    21     r = snprintf(buffer, 512, "Hello, %'#X", 0xdeadbeef);
    22     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    23    
    24     r = snprintf(buffer, 512, "Hello, %'#llo", 0123456701234567ULL);
    25     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    26    
    27     /* Make sure overflow works correctly */
    28     memset(buffer, '\xff', 512);
    29     r = snprintf(buffer, 16, "Hello, %'#llo", 0123456701234567ULL);
    30     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    31     for (i = 16; i < 512; i++)
    32     assert(buffer[i] == '\xff');
    33    
    34     r = snprintf(buffer, 512, "Hello, %'#40.20llo", 0123456701234567ULL);
    35     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    36    
    37     r = snprintf(buffer, 512, "Hello, %'#-40.20llo", 0123456701234567ULL);
    38     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    39    
    40     r = snprintf(buffer, 512, "Hello, %'#*.*llo", 40, 20,
    41     0123456701234567ULL);
    42     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    43    
    44     r = snprintf(buffer, 512, "Hello, %'#*.*llo", -40, 20,
    45     0123456701234567ULL);
    46     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    47    
    48     r = snprintf(buffer, 512, "Hello, %'#*.*llo", -40, -20,
    49     0123456701234567ULL);
    50     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    51    
    52     r = snprintf(buffer, 512, "Hello, %'#*.*llx", -40, -20,
    53     0123456701234567ULL);
    54     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    55    
    56     r = snprintf(buffer, 512, "Hello, %p", &buffer);
    57     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    58    
    59     r = snprintf(buffer, 512, "Hello, %P", &buffer);
    60     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    61    
    62     r = snprintf(buffer, 512, "Hello, %20p", &buffer);
    63     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    64    
    65     r = snprintf(buffer, 512, "Hello, %-20p", &buffer);
    66     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    67    
    68     r = snprintf(buffer, 512, "Hello, %-20p", NULL);
    69     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    70    
    71     r = snprintf(buffer, 20, "Hello, %'-20p", NULL);
    72     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    73    
    74     r = snprintf(buffer, 15, "Hello, %'-20p", NULL);
    75     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    76    
    77     r = snprintf(buffer, 3, "Hello, %'-20p", NULL);
    78     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    79    
    80     /* This shouldn't change buffer in any way! */
    81     r = snprintf(buffer, 0, "Hello, %'-20p", NULL);
    82     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    83    
    84     for (i = -30; i <= 30; i++) {
    85     r = snprintf(buffer, 40, "Hello, %'*p", i, NULL);
    86     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer),
    87     r);
    88     }
    89    
    90     r = snprintf(buffer, 40, "Hello, %'-20s", "String");
    91     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    92    
    93     r = snprintf(buffer, 40, "Hello, %'20s", "String");
    94     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    95    
    96     r = snprintf(buffer, 40, "Hello, %'020s", "String");
    97     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    98    
    99     r = snprintf(buffer, 40, "Hello, %'-20s", NULL);
    100     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    101    
    102     r = snprintf(buffer, 40, "Hello, %'20s", NULL);
    103     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    104    
    105     r = snprintf(buffer, 40, "Hello, %'020s", NULL);
    106     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    107    
    108     r = snprintf(buffer, 40, "Hello, %'-20c", '*');
    109     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    110    
    111     r = snprintf(buffer, 40, "Hello, %'20c", '*');
    112     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    113    
    114     r = snprintf(buffer, 40, "Hello, %'020c", '*');
    115     printf("buffer = \"%s\" (%d), r = %d\n", buffer, strlen(buffer), r);
    116    
    117     return 0;
    118     }