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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [tags/] [gdb/] [gdb-6.8/] [gdb-6.8.openrisc-2.1/] [sim/] [testsuite/] [sim/] [cris/] [c/] [fdopen1.c] - Rev 243
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/* Check that the syscalls implementing fdopen work trivially. */ #include <stdio.h> #include <string.h> #include <stdlib.h> #include <sys/stat.h> #include <fcntl.h> void perr (const char *s) { perror (s); exit (1); } int main (void) { FILE *f; int fd; const char fname[] = "sk1test.dat"; const char tsttxt1[] = "This is the first and only line of this file.\n"; char buf[sizeof (tsttxt1)] = ""; fd = open (fname, O_WRONLY|O_TRUNC|O_CREAT, S_IRWXU); if (fd <= 0) perr ("open-w"); f = fdopen (fd, "w"); if (f == NULL || fwrite (tsttxt1, 1, strlen (tsttxt1), f) != strlen (tsttxt1)) perr ("fdopen or fwrite"); if (fclose (f) != 0) perr ("fclose"); fd = open (fname, O_RDONLY); if (fd <= 0) perr ("open-r"); f = fdopen (fd, "r"); if (f == NULL || fread (buf, 1, sizeof (buf), f) != strlen (tsttxt1) || strcmp (buf, tsttxt1) != 0 || fclose (f) != 0) { printf ("fail\n"); exit (1); } printf ("pass\n"); exit (0); }
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