mirror of
https://gitee.com/acl-dev/acl.git
synced 2024-12-15 09:20:52 +08:00
122 lines
3.0 KiB
C
122 lines
3.0 KiB
C
#include "lib_acl.h"
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#if defined(_WIN32) || defined(_WIN64)
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#define snprintf _snprintf
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#endif
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static void incr_string(ACL_VSTRING *vp, int len, const char* s, int debug)
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{
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int i;
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printf("max: %ld, len: %ld, cnt: %ld\r\n", (long) vp->maxlen,
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vp->vbuf.len, vp->vbuf.cnt);
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for (i = 0; i < len; i++)
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ACL_VSTRING_ADDCH(vp, 'x');
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if (s && *s)
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acl_vstring_sprintf_append(vp, "%s", s);
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else
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ACL_VSTRING_TERMINATE(vp);
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if (debug)
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printf("[%s]\r\n", acl_vstring_str(vp));
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printf("strlen: %ld, ACL_VSTRING_LEN: %ld, max: %ld\r\n",
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(long) strlen(acl_vstring_str(vp)),
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(long) ACL_VSTRING_LEN(vp), (long) vp->maxlen);
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printf("Enter any key to continue ...\r\n\r\n");
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getchar();
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ACL_VSTRING_RESET(vp);
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ACL_VSTRING_TERMINATE(vp);
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}
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static void test_string(ACL_FILE_HANDLE fd, ssize_t max, int debug)
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{
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ACL_VSTRING *vp = acl_vstring_mmap_alloc(fd, 1, max);
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const char *s = "hello world!";
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printf("-------------------------------------------------------\r\n");
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incr_string(vp, max - 1, NULL, debug);
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printf("-------------------------------------------------------\r\n");
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incr_string(vp, max - 1 - strlen(s), s, debug);
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printf("-------------------------------------------------------\r\n");
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incr_string(vp, max, NULL, debug);
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printf("-------------------------------------------------------\r\n");
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incr_string(vp, max + 2, NULL, debug);
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printf("-------------------------------------------------------\r\n");
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acl_vstring_strcat(vp, s);
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incr_string(vp, max - strlen(s) - 1, NULL, debug);
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printf("-------------------------------------------------------\r\n");
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acl_vstring_strcat(vp, s);
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incr_string(vp, max, NULL, debug);
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printf("-------------------------------------------------------\r\n");
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acl_vstring_strcat(vp, s);
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incr_string(vp, max + 10, NULL, debug);
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printf(">>>[%s]\r\n", acl_vstring_str(vp));
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printf(">>>len: %ld, %ld, %p, %p\r\n",
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(long) strlen(acl_vstring_str(vp)),
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(long) ACL_VSTRING_LEN(vp),
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acl_vstring_str(vp), acl_vstring_end(vp));
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acl_vstring_free(vp);
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}
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static void usage(const char* procname)
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{
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printf("usage: %s -h[help] -f filename -n max_size -d [debug]\r\n", procname);
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}
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int main(int argc, char *argv[])
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{
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char filename[256];
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int ch, debug = 0;
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ssize_t max = 8192;
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ACL_FILE_HANDLE fd;
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snprintf(filename, sizeof(filename), "mmap.local");
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while ((ch = getopt(argc, argv, "hf:n:d")) > 0) {
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switch (ch) {
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case 'h':
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usage(argv[0]);
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return 0;
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case 'f':
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snprintf(filename, sizeof(filename), "%s", optarg);
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break;
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case 'n':
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max = atol(optarg);
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break;
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case 'd':
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debug = 1;
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break;
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default:
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break;
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}
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}
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acl_msg_stdout_enable(1);
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printf("filename: %s, max size: %ld\r\n", filename, (long) max);
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fd = acl_file_open(filename, O_RDWR | O_CREAT | O_TRUNC, 0600);
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if (fd == ACL_FILE_INVALID) {
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printf("open %s error %s\r\n", filename, acl_last_serror());
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return 1;
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}
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test_string(fd, max, debug);
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acl_file_close(fd);
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return 0;
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}
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