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author | gcc <gcc@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2006-08-17 01:18:26 +0000 |
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committer | gcc <gcc@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2006-08-17 01:18:26 +0000 |
commit | 15f34685e7a9b5caf761af2ebf6afa20438d440b (patch) | |
tree | dc04ce3cdf040f198743c15b64557824de174680 /libc/stdio-common/tst-cookie.c | |
parent | 1e848e0e775a36f6359161f5deb890942ef42ff3 (diff) |
Import glibc-mainline for 2006-08-16
git-svn-id: svn://svn.eglibc.org/fsf/trunk@4 7b3dc134-2b1b-0410-93df-9e9f96275f8d
Diffstat (limited to 'libc/stdio-common/tst-cookie.c')
-rw-r--r-- | libc/stdio-common/tst-cookie.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/libc/stdio-common/tst-cookie.c b/libc/stdio-common/tst-cookie.c new file mode 100644 index 000000000..dcdabf323 --- /dev/null +++ b/libc/stdio-common/tst-cookie.c @@ -0,0 +1,92 @@ +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <errno.h> + +#include <stdio.h> + + +#define THE_COOKIE ((void *) 0xdeadbeeful) + +static int errors; + + +static int cookieread_called; +static ssize_t +cookieread (void *cookie, char *buf, size_t count) +{ + printf ("`%s' called with cookie %#lx\n", __FUNCTION__, + (unsigned long int) cookie); + if (cookie != THE_COOKIE) + ++errors; + cookieread_called = 1; + return 42; +} + + +static int cookiewrite_called; +static ssize_t +cookiewrite (void *cookie, const char *buf, size_t count) +{ + printf ("`%s' called with cookie %#lx\n", __FUNCTION__, + (unsigned long int) cookie); + if (cookie != THE_COOKIE) + ++errors; + cookiewrite_called = 1; + return 43; +} + + +static int cookieseek_called; +static int +cookieseek (void *cookie, off64_t *offset, int whence) +{ + printf ("`%s' called with cookie %#lx\n", __FUNCTION__, + (unsigned long int) cookie); + if (cookie != THE_COOKIE) + ++errors; + cookieseek_called = 1; + return 44; +} + + +static int cookieclose_called; +static int +cookieclose (void *cookie) +{ + printf ("`%s' called with cookie %#lx\n", __FUNCTION__, + (unsigned long int) cookie); + if (cookie != THE_COOKIE) + ++errors; + cookieclose_called = 1; + return 45; +} + + +int +main (void) +{ + cookie_io_functions_t fcts; + char buf[1]; + FILE *f; + + fcts.read = cookieread; + fcts.seek = cookieseek; + fcts.close = cookieclose; + fcts.write = cookiewrite; + + f = fopencookie (THE_COOKIE, "r+", fcts); + + fread (buf, 1, 1, f); + fwrite (buf, 1, 1, f); + fseek (f, 0, SEEK_CUR); + fclose (f); + + if (cookieread_called == 0 + || cookiewrite_called == 0 + || cookieseek_called == 0 + || cookieclose_called == 0) + ++errors; + + return errors != 0; +} |