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don't print to stdout when there is no stdout. Fixes some bug with -noconsole in a read-only envirionment

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2127
This commit is contained in:
Peter Veenstra 2005-03-08 09:34:27 +00:00
parent 266f2a1270
commit 460908f0e7
1 changed files with 8 additions and 3 deletions
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11
src/gui/sdlmain.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: sdlmain.cpp,v 1.82 2005-02-10 10:21:07 qbix79 Exp $ */
/* $Id: sdlmain.cpp,v 1.83 2005-03-08 09:34:27 qbix79 Exp $ */
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
@ -1000,6 +1000,10 @@ void GFX_Events() {
}
}
/* static variable to show wether there is not a valid stdout.
* Fixes some bugs when -noconsole is used in a read only directory */
static bool no_stdout = false;
void GFX_ShowMsg(char * format,...) {
char buf[512];
va_list msg;
@ -1007,7 +1011,7 @@ void GFX_ShowMsg(char * format,...) {
vsprintf(buf,format,msg);
strcat(buf,"\n");
va_end(msg);
printf(buf);
if(!no_stdout) printf(buf);
};
int main(int argc, char* argv[]) {
@ -1027,7 +1031,8 @@ int main(int argc, char* argv[]) {
if (control->cmdline->FindExist("-noconsole")) {
FreeConsole();
/* Redirect standard input and standard output */
freopen(STDOUT_FILE, "w", stdout);
if(freopen(STDOUT_FILE, "w", stdout) == NULL)
no_stdout = true; // No stdout so don't write messages
freopen(STDERR_FILE, "w", stderr);
setvbuf(stdout, NULL, _IOLBF, BUFSIZ); /* Line buffered */
setbuf(stderr, NULL); /* No buffering */