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configure: Avoid implicit declaration of exit, strcmp in snprintf probes #252

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Nov 18, 2023
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configure: Avoid implicit declaration of exit, strcmp in snprintf probes #252

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4 changes: 4 additions & 0 deletions configure
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Original file line number Diff line number Diff line change
Expand Up @@ -15111,6 +15111,8 @@ else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main(void)
{
Expand Down Expand Up @@ -15150,6 +15152,8 @@ else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>

int my_vsnprintf (char *buf, const char *tmpl, ...)
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4 changes: 4 additions & 0 deletions m4/snprintf.m4
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Expand Up @@ -4,6 +4,8 @@ AC_MSG_CHECKING(for working snprintf)
AC_CACHE_VAL(ac_cv_have_working_snprintf,
[AC_TRY_RUN(
[#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main(void)
{
Expand All @@ -23,6 +25,8 @@ AC_MSG_CHECKING(for working vsnprintf)
AC_CACHE_VAL(ac_cv_have_working_vsnprintf,
[AC_TRY_RUN(
[#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>

int my_vsnprintf (char *buf, const char *tmpl, ...)
Expand Down