diff options
Diffstat (limited to 'strnccpy.c')
-rw-r--r-- | strnccpy.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/strnccpy.c b/strnccpy.c new file mode 100644 index 0000000..176c8a0 --- /dev/null +++ b/strnccpy.c @@ -0,0 +1,88 @@ +/* See LICENSE file for copyright and license details. */ +#include "common.h" +#ifndef TEST + + +extern inline char *libsimple_strnccpy(char *restrict, const char *restrict, int, size_t); + + +#else +#include "test.h" + +int +main(void) +{ + char buf[1024]; + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", '\0', 1024) == &buf[6]); + assert(!strcmp(buf, "hello")); + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", 'o', 1024) == &buf[5]); + assert(!strcmp(buf, "hello")); + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", 'l', 1024) == &buf[3]); + assert(!strcmp(buf, "hel")); + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", 'x', 1024) == NULL); + assert(!strcmp(buf, "hello")); + + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", '\0', 6) == &buf[6]); + assert(!strcmp(buf, "hello")); + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", 'o', 6) == &buf[5]); + assert(!strcmp(buf, "hello")); + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", 'l', 6) == &buf[3]); + assert(!strcmp(buf, "hel")); + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", 'x', 6) == NULL); + assert(!strcmp(buf, "hello")); + + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", '\0', 5) == NULL); + assert(!strncmp(buf, "hellox", 6)); + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", 'o', 5) == &buf[5]); + assert(!strncmp(buf, "hellox", 6)); + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", 'l', 5) == &buf[3]); + assert(!strcmp(buf, "hel")); + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", 'x', 5) == NULL); + assert(!strncmp(buf, "hellox", 6)); + + + memset(buf, 'x', sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + assert(libsimple_strnccpy(buf, "hello", 'o', 3) == NULL); + assert(!strncmp(buf, "helx", 4)); + + return 0; +} + +#endif |