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Fix buildinfo buffer size
  • Loading branch information
vstinner committed Dec 7, 2022
commit 5fca7d39a0e118586610ea1d04ca4a8e039a1e3a
6 changes: 5 additions & 1 deletion Modules/getbuildinfo.c
Original file line number Diff line number Diff line change
Expand Up @@ -39,10 +39,14 @@
# endif
#endif

// len(", release+assert+tracerefs+pystats asan msan ubsan lto=thin+pgo framework shared build")
#define PY_BUILD_STR_MAXLEN 86

static int initialized = 0;
static char buildinfo[50 + sizeof(GITVERSION) +
((sizeof(GITTAG) > sizeof(GITBRANCH)) ?
sizeof(GITTAG) : sizeof(GITBRANCH))];
sizeof(GITTAG) : sizeof(GITBRANCH))
+ PY_BUILD_STR_MAXLEN];

const char *
Py_GetBuildInfo(void)
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3 changes: 3 additions & 0 deletions configure

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3 changes: 3 additions & 0 deletions configure.ac
Original file line number Diff line number Diff line change
Expand Up @@ -7390,6 +7390,9 @@ AC_SUBST([MODULE_BLOCK])
# - "debug+tracerefs build"
# - "release+assert shared build"
# - "release lto+pgo build"
#
# If the PY_BUILD_STR format changes, PY_BUILD_STR_MAXLEN in
# Modules/getbuildinfo.c should be updated.
AC_SUBST(PY_BUILD_STR)
if test "$Py_DEBUG" = 'true' ; then
PY_BUILD_STR="debug"
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