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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [sim/] [testsuite/] [sim/] [cris/] [c/] [truncate1.c] - Rev 308
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/* Check that the truncate syscall works trivially. #notarget: cris*-*-elf */ #include <stdio.h> #include <stdlib.h> #include <string.h> #ifndef PREFIX #define PREFIX #endif int main (void) { FILE *f; const char fname[] = PREFIX "sk1test.dat"; const char tsttxt1[] = "This is the first and only line of this file.\n"; const char tsttxt2[] = "Now there is a second line.\n"; char buf[sizeof (tsttxt1) + sizeof (tsttxt2) - 1] = ""; f = fopen (fname, "w+"); if (f == NULL || fwrite (tsttxt1, 1, strlen (tsttxt1), f) != strlen (tsttxt1) || fclose (f) != 0) { printf ("fail\n"); exit (1); } if (truncate (fname, strlen(tsttxt1) - 10) != 0) { perror ("truncate"); exit (1); } f = fopen (fname, "r"); if (f == NULL || fread (buf, 1, sizeof (buf), f) != strlen (tsttxt1) - 10 || strncmp (buf, tsttxt1, strlen (tsttxt1) - 10) != 0 || fclose (f) != 0) { printf ("fail\n"); exit (1); } printf ("pass\n"); exit (0); }
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