luke
/
ngspice
mirror of https://git.code.sf.net/p/ngspice/ngspice
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

tmpfile() on MS Windows 

create temporary files with Microsoft specific fopen() flags "TD"
and (propably redundant) remove them with an atexit() handler

see bug report #3535348
  "sp*.tmp file created, but not deleted when Windows UAC is en"
  https://sourceforge.net/tracker/?func=detail&atid=423915&aid=3535348&group_id=38962
This commit is contained in:
h_vogt 2012-07-03 18:38:30 +02:00
parent 3a603cf17c
commit cc44d34f70
1 changed files with 33 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

42
src/main.c
View File

@ -45,7 +45,11 @@
#include "misc/misc_time.h"
#if defined(HAS_WINDOWS) || defined(_MSC_VER) || defined(__MINGW32__)
# include <stdio.h>
# include "misc/mktemp.h"
static char *tpf; /* temporary file by name */
static FILE *tempfile; /* temporary file */
static void delete_tpf(void);
#endif
#if defined(HAVE_GETOPT_LONG) && defined(HAVE_GETOPT_H)
@ -1167,23 +1171,28 @@ main(int argc, char **argv)
current algorithm is uniform at the expense of a little
startup time. */
FILE *tempfile = tmpfile();
#if defined(HAS_WINDOWS) || defined(_MSC_VER) || defined(__MINGW32__)
char *tpf = NULL; /* temporary file */
char *dname = NULL; /* input file*/
tpf = NULL; /* temporary file */
tempfile = tmpfile();
/* tmpfile() returns NULL, if in MS Windows as non admin user
then we add a tempfile in the local directory */
in directory C:\something (no write permission to root C:).
Then we add a tempfile in the local directory.
File will be removed again at exit() using atexit() */
if (tempfile == NULL) {
atexit(delete_tpf);
tpf = smktemp("sp");
tempfile = fopen(tpf, "w+b");
tempfile = fopen(tpf, "w+bTD");
if (tempfile == NULL) {
fprintf(stderr, "Could not open a temporary file to save and use optional arguments.");
sp_shutdown(EXIT_BAD);
}
}
#else
FILE *tempfile = tmpfile();
#endif
if(!tempfile) {
@ -1245,11 +1254,6 @@ main(int argc, char **argv)
gotone = TRUE;
}
#if defined(HAS_WINDOWS) || defined(_MSC_VER) || defined(__MINGW32__)
if (tpf && (unlink(tpf)==-1))
perror("Could not delete temp file");
#endif
if (ft_batchmode && err)
sp_shutdown(EXIT_BAD);
@ -1345,3 +1349,23 @@ main(int argc, char **argv)
sp_shutdown(EXIT_NORMAL);
return 0;
}
#if defined(HAS_WINDOWS) || defined(_MSC_VER) || defined(__MINGW32__)
/* For using with atexit */
void delete_tpf(void)
{
if(tempfile) {
fclose(tempfile);
tempfile = NULL;
}
if (tpf) {
if (unlink(tpf) == -1)
perror("Could not delete temp file\n");
tpf = NULL;
}
}
#endif