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set O_APPEND on log fd just in case

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This commit is contained in:
Jean-Francois Dockes 2012-10-28 16:49:07 +01:00
parent e241972c2c
commit 3acac5542f
1 changed files with 10 additions and 1 deletions
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11
src/utils/debuglog.cpp
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@ -21,6 +21,7 @@
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#ifdef INCLUDE_NEW_H
#include <new.h>
@ -84,8 +85,16 @@ class DLFWImpl {
fp = stderr;
} else {
fp = fopen(filename, (truncate) ? "w" : "a");
if (fp)
if (fp) {
setvbuf(fp, 0, _IOLBF, 0);
#ifdef O_APPEND
{
int flgs = 0;
fcntl(fileno(fp), F_GETFL, &flgs);
fcntl(fileno(fp), F_SETFL, flgs|O_APPEND);
}
#endif
}
}
return;
}