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Viewing changes to plugins.d/askpass-fifo.c

  • Committer: Björn Påhlsson
  • Date: 2010-09-09 18:01:40 UTC
  • mto: (237.4.3 mandos-release)
  • mto: This revision was merged to the branch mainline in revision 421.
  • Revision ID: belorn@fukt.bsnet.se-20100909180140-3jupkc288hrb082s
fixed bug with local name collisions after a non-local name collision

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Lines of Context:
plugins.d/askpass-fifo.c
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                                   ENOENT, EEXIST, EFAULT, EMFILE,
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                                   ENFILE, ENOMEM, EBADF, EINVAL, EIO,
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                                   EISDIR, EFBIG */
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#include <stdio.h>              /* perror() */
 
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#include <error.h>              /* error() */
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#include <stdlib.h>             /* EXIT_FAILURE, NULL, size_t, free(),
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                                   realloc(), EXIT_SUCCESS */
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#include <fcntl.h>              /* open(), O_RDONLY */
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  ret = mkfifo(passfifo, S_IRUSR | S_IWUSR);
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  if(ret == -1){
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    int e = errno;
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    perror("mkfifo");
 
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    error(0, errno, "mkfifo");
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    switch(e){
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    case EACCES:
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    case ENOTDIR:
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  int fifo_fd = open(passfifo, O_RDONLY);
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  if(fifo_fd == -1){
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    int e = errno;
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    perror("open");
 
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    error(0, errno, "open");
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    switch(e){
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    case EACCES:
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    case ENOENT:
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      if(buf_len + blocksize > buf_allocated){
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        char *tmp = realloc(buf, buf_allocated + blocksize);
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        if(tmp == NULL){
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          perror("realloc");
 
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          error(0, errno, "realloc");
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          free(buf);
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          return EX_OSERR;
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        }
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        int e = errno;
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        free(buf);
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        errno = e;
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        perror("read");
 
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        error(0, errno, "read");
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        switch(e){
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        case EBADF:
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        case EFAULT:
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      int e = errno;
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      free(buf);
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      errno = e;
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      perror("write");
 
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      error(0, errno, "write");
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      switch(e){
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      case EBADF:
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      case EFAULT:
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  ret = close(STDOUT_FILENO);
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  if(ret == -1){
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    int e = errno;
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    perror("close");
 
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    error(0, errno, "close");
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    switch(e){
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    case EBADF:
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      return EX_OSFILE;