On 04/20/2012 02:31 PM, Matt Turner wrote: > On Fri, Apr 20, 2012 at 5:18 PM, Chase Douglas > <chase.doug...@canonical.com> wrote: >> XauFileName() may allocate and return a static buffer. The only >> way to ensure it is freed is to deallocate it when the program exits. >> >> Signed-off-by: Chase Douglas <chase.doug...@canonical.com> >> --- >> AuFileName.c | 17 ++++++++++++++++- >> 1 files changed, 16 insertions(+), 1 deletions(-) >> >> diff --git a/AuFileName.c b/AuFileName.c >> index f384f75..bc7b177 100644 >> --- a/AuFileName.c >> +++ b/AuFileName.c >> @@ -31,13 +31,22 @@ in this Software without prior written authorization >> from The Open Group. >> #include <X11/Xos.h> >> #include <stdlib.h> >> >> +static char *buf = NULL; >> + >> +static void >> +free_filename_buffer(void) >> +{ >> + free(buf); >> + buf = NULL; >> +} >> + > > Strictly speaking, you don't need to set buf = NULL in either place. > static variables are automatically initialized, and I can't imagine > why the program should care what the value of buf is when it's > exiting. :)
I like being pedantic when it comes to values that could crash your program if you make an unrelated change, like removing the static keyword. -- Chase _______________________________________________ xorg-devel@lists.x.org: X.Org development Archives: http://lists.x.org/archives/xorg-devel Info: http://lists.x.org/mailman/listinfo/xorg-devel