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Use return instead of exit() in configure

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Using exit() requires stdlib.h, which is not included.  Use return
instead.  Also add return type for main().

Reviewed-by: Heikki Linnakangas <hlinnaka@iki.fi>
Reviewed-by: Thomas Munro <thomas.munro@enterprisedb.com>
This commit is contained in:
Peter Eisentraut
2016-08-30 12:00:00 -04:00
parent f1a469c9f1
commit 1c0cf52b39
3 changed files with 15 additions and 5 deletions
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4
config/c-compiler.m4
View File

@ -71,8 +71,10 @@ int does_int64_work()
return 0; return 0;
return 1; return 1;
} }
int
main() { main() {
exit(! does_int64_work()); return (! does_int64_work());
}])], }])],
[Ac_cachevar=yes], [Ac_cachevar=yes],
[Ac_cachevar=no], [Ac_cachevar=no],

4
config/c-library.m4
View File

@ -204,8 +204,10 @@ int does_int64_snprintf_work()
return 0; /* either multiply or snprintf is busted */ return 0; /* either multiply or snprintf is busted */
return 1; return 1;
} }
int
main() { main() {
exit(! does_int64_snprintf_work()); return (! does_int64_snprintf_work());
}]])], }]])],
[pgac_cv_snprintf_long_long_int_modifier=$pgac_modifier; break], [pgac_cv_snprintf_long_long_int_modifier=$pgac_modifier; break],
[], [],

12
configure vendored
View File

@ -13594,8 +13594,10 @@ int does_int64_work()
return 0; return 0;
return 1; return 1;
} }
int
main() { main() {
exit(! does_int64_work()); return (! does_int64_work());
} }
_ACEOF _ACEOF
if ac_fn_c_try_run "$LINENO"; then : if ac_fn_c_try_run "$LINENO"; then :
@ -13676,8 +13678,10 @@ int does_int64_work()
return 0; return 0;
return 1; return 1;
} }
int
main() { main() {
exit(! does_int64_work()); return (! does_int64_work());
} }
_ACEOF _ACEOF
if ac_fn_c_try_run "$LINENO"; then : if ac_fn_c_try_run "$LINENO"; then :
@ -13770,8 +13774,10 @@ int does_int64_snprintf_work()
return 0; /* either multiply or snprintf is busted */ return 0; /* either multiply or snprintf is busted */
return 1; return 1;
} }
int
main() { main() {
exit(! does_int64_snprintf_work()); return (! does_int64_snprintf_work());
} }
_ACEOF _ACEOF
if ac_fn_c_try_run "$LINENO"; then : if ac_fn_c_try_run "$LINENO"; then :