From 1c0cf52b39ca3a9a79661129cff918dc000a55eb Mon Sep 17 00:00:00 2001 From: Peter Eisentraut Date: Tue, 30 Aug 2016 12:00:00 -0400 Subject: [PATCH] Use return instead of exit() in configure Using exit() requires stdlib.h, which is not included. Use return instead. Also add return type for main(). Reviewed-by: Heikki Linnakangas Reviewed-by: Thomas Munro --- config/c-compiler.m4 | 4 +++- config/c-library.m4 | 4 +++- configure | 12 +++++++++--- 3 files changed, 15 insertions(+), 5 deletions(-) diff --git a/config/c-compiler.m4 b/config/c-compiler.m4 index a7f6773ae1..7d901e1f1a 100644 --- a/config/c-compiler.m4 +++ b/config/c-compiler.m4 @@ -71,8 +71,10 @@ int does_int64_work() return 0; return 1; } + +int main() { - exit(! does_int64_work()); + return (! does_int64_work()); }])], [Ac_cachevar=yes], [Ac_cachevar=no], diff --git a/config/c-library.m4 b/config/c-library.m4 index d330b0cf95..0a7452c176 100644 --- a/config/c-library.m4 +++ b/config/c-library.m4 @@ -204,8 +204,10 @@ int does_int64_snprintf_work() return 0; /* either multiply or snprintf is busted */ return 1; } + +int main() { - exit(! does_int64_snprintf_work()); + return (! does_int64_snprintf_work()); }]])], [pgac_cv_snprintf_long_long_int_modifier=$pgac_modifier; break], [], diff --git a/configure b/configure index 55c771a11e..3eb0faf77d 100755 --- a/configure +++ b/configure @@ -13594,8 +13594,10 @@ int does_int64_work() return 0; return 1; } + +int main() { - exit(! does_int64_work()); + return (! does_int64_work()); } _ACEOF if ac_fn_c_try_run "$LINENO"; then : @@ -13676,8 +13678,10 @@ int does_int64_work() return 0; return 1; } + +int main() { - exit(! does_int64_work()); + return (! does_int64_work()); } _ACEOF if ac_fn_c_try_run "$LINENO"; then : @@ -13770,8 +13774,10 @@ int does_int64_snprintf_work() return 0; /* either multiply or snprintf is busted */ return 1; } + +int main() { - exit(! does_int64_snprintf_work()); + return (! does_int64_snprintf_work()); } _ACEOF if ac_fn_c_try_run "$LINENO"; then : -- 2.40.0