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(create_file_safely): Rather than exiting the program if there is an

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error, a negative "error code" is returned to the program.  The
various callers then need to decide what to do.

(pidfile_create): Returns an error status depending on whether the PID
file was created successfully.
This commit is contained in:
Robert James Kaes 2002-11-21 21:51:34 +00:00
parent 6610ad0a1b
commit 820832a647
1 changed files with 11 additions and 10 deletions
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21
src/utils.c
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@ -1,4 +1,4 @@
/* $Id: utils.c,v 1.34 2002-07-09 19:02:57 rjkaes Exp $
/* $Id: utils.c,v 1.35 2002-11-21 21:51:34 rjkaes Exp $
*
* Misc. routines which are used by the various functions to handle strings
* and memory allocation and pretty much anything else we can think of. Also,
@ -157,7 +157,7 @@ create_file_safely(const char *filename, bool_t truncate_file)
fprintf(stderr,
"%s: Error checking file %s: %s\n",
PACKAGE, filename, strerror(errno));
exit(EX_IOERR);
return -EACCES;
}
/*
@ -170,7 +170,7 @@ create_file_safely(const char *filename, bool_t truncate_file)
fprintf(stderr,
"%s: Could not create file %s: %s\n",
PACKAGE, filename, strerror(errno));
exit(EX_CANTCREAT);
return fildes;
}
} else {
struct stat fstatinfo;
@ -187,7 +187,7 @@ create_file_safely(const char *filename, bool_t truncate_file)
fprintf(stderr,
"%s: Could not open file %s: %s\n",
PACKAGE, filename, strerror(errno));
exit(EX_IOERR);
return fildes;
}
/*
@ -202,7 +202,7 @@ create_file_safely(const char *filename, bool_t truncate_file)
"%s: The file %s has been changed before it could be opened\n",
PACKAGE, filename);
close(fildes);
exit(EX_IOERR);
return -EIO;
}
/*
@ -217,7 +217,7 @@ create_file_safely(const char *filename, bool_t truncate_file)
"%s: The file %s has too many links, or is not a regular file: %s\n",
PACKAGE, filename, strerror(errno));
close(fildes);
exit(EX_IOERR);
return -EMLINK;
}
/*
@ -244,7 +244,7 @@ create_file_safely(const char *filename, bool_t truncate_file)
fprintf(stderr,
"%s: Could not open file %s: %s.",
PACKAGE, filename, strerror(errno));
exit(EX_IOERR);
return fildes;
}
#endif /* HAVE_FTRUNCATE */
}
@ -255,7 +255,7 @@ create_file_safely(const char *filename, bool_t truncate_file)
/*
* Write the PID of the program to the specified file.
*/
void
int
pidfile_create(const char *filename)
{
int fildes;
@ -265,7 +265,7 @@ pidfile_create(const char *filename)
* Create a new file
*/
if ((fildes = create_file_safely(filename, TRUE)) < 0)
exit(1);
return fildes;
/*
* Open a stdio file over the low-level one.
@ -276,9 +276,10 @@ pidfile_create(const char *filename)
PACKAGE, filename, strerror(errno));
close(fildes);
unlink(filename);
exit(EX_IOERR);
return -EIO;
}
fprintf(fd, "%ld\n", (long) getpid());
fclose(fd);
return 0;
}