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Use mkdtemp() to make temp directories. If there is no mkdtemp(), provide

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one.
This commit is contained in:
David Shaw 2001-12-20 16:20:58 +00:00
parent d5a695f198
commit 63597774d0
3 changed files with 91 additions and 26 deletions
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37
g10/keyserver.c
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@ -41,6 +41,10 @@
#include "main.h"
#include "hkp.h"
#ifndef HAVE_MKDTEMP
char *mkdtemp(char *template);
#endif
#if !(defined(HAVE_FORK) && defined(HAVE_PIPE))
#define KEYSERVER_TEMPFILE_ONLY
#endif
@ -296,39 +300,20 @@ keyserver_spawn(int action,STRLIST list,u32 (*kidlist)[2],int count)
if(opt.keyserver_options.use_temp_files)
{
int attempts;
const char *tmp=get_temp_dir();
byte *randombits;
tempdir=m_alloc(strlen(tmp)+1+12+1);
tempdir=m_alloc(strlen(tmp)+1+10+1);
sprintf(tempdir,"%s" DIRSEP_S "gpg-XXXXXX",tmp);
/* Try 4 times to make the temp directory */
for(attempts=0;attempts<4;attempts++)
if(mkdtemp(tempdir)==NULL)
{
/* Using really random bits is probably overkill here. The
worst thing that can happen with a directory name collision
is that the user will get an error message. */
randombits=get_random_bits(8*4,0,0);
sprintf(tempdir,"%s" DIRSEP_S "gpg-%02X%02X%02X%02X",tmp,
randombits[0],randombits[1],randombits[2],randombits[3]);
m_free(randombits);
if(mkdir(tempdir,0700)==0)
{
madedir=1;
break;
}
}
if(!madedir)
{
log_error(_("%s: can't create temp directory after %d tries: %s\n"),
tempdir,attempts,strerror(errno));
log_error(_("%s: can't create temp directory: %s\n"),
tempdir,strerror(errno));
goto fail;
}
madedir=1;
tempfile_in=m_alloc(strlen(tempdir)+1+10+1);
sprintf(tempfile_in,"%s" DIRSEP_S "ksrvin" EXTSEP_S "txt",tempdir);