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Annotation of libaitsync/src/file.c, revision 1.1.1.1.2.1

1.1       misho       1: /*************************************************************************
                      2: * (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
                      3: *  by Michael Pounov <misho@openbsd-bg.org>
                      4: *
                      5: * $Author: misho $
1.1.1.1.2.1! misho       6: * $Id: file.c,v 1.1.1.1 2010/03/24 16:00:15 misho Exp $
1.1       misho       7: *
                      8: *************************************************************************/
                      9: #include "global.h"
1.1.1.1.2.1! misho      10: #include "tool.h"
1.1       misho      11: #include "file.h"
                     12: 
                     13: 
                     14: int syncOpen(const char *csFile, int mode)
                     15: {
                     16:        int f;
                     17: 
                     18:        if (!csFile || (*csFile == '-' && !csFile[1]))
                     19:                return mode;
                     20: 
                     21:        f = open(csFile, !mode ? O_RDONLY : O_WRONLY | O_CREAT | O_TRUNC, 0644);
                     22:        if (f == -1)
                     23:                SETERR;
                     24: 
                     25:        return f;
                     26: }
                     27: 
                     28: inline int syncTemp(char * __restrict psName, int len)
                     29: {
                     30:        char str[] = "/tmp/ansyncXXXXXX.dlt";
                     31:        int f;
                     32: 
                     33:        f = mkstemps(str, 4);
                     34:        strlcpy(psName, str, len);
                     35: 
                     36:        return f;
                     37: }
                     38: 
                     39: void syncClose(int f)
                     40: {
                     41:        if (f > 2)
                     42:                close(f);
                     43: }
                     44: 
                     45: int syncEOF(int f)
                     46: {
                     47:        off_t old;
                     48:        int ret = 0;
                     49: 
                     50:        old = lseek(f, 0, SEEK_CUR);
                     51:        ret = lseek(f, 0, SEEK_END) - old;
                     52:        if (lseek(f, old, SEEK_SET) == -1) {
                     53:                SETERR;
                     54:                return -1;
                     55:        }
                     56: 
                     57:        return !ret;
                     58: }