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(AC_LANG_RESTORE): Only emit shell code to change the current language

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if it actually changed.
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David MacKenzie 1994-03-20 00:39:50 +00:00
parent dd5287637b
commit 02de1b387f
2 changed files with 2 additions and 2 deletions
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2
acgeneral.m4
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@ -387,7 +387,7 @@ define(AC_LANG_SAVE, [pushdef([AC_LANG_STACK], AC_LANG)])dnl
dnl
dnl Restore the current language from the stack.
define(AC_LANG_RESTORE,
[ifelse(AC_LANG_STACK,C,[AC_LANG_C],[AC_LANG_CPLUSPLUS])[]popdef([AC_LANG_STACK])])dnl
[ifelse(AC_LANG_STACK,C,[ifelse(AC_LANG,C,,[AC_LANG_C])],[ifelse(AC_LANG,CPLUSPLUS,,[AC_LANG_CPLUSPLUS])])[]popdef([AC_LANG_STACK])])dnl
dnl
dnl
dnl Checks for kinds of features

2
lib/autoconf/general.m4
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@ -387,7 +387,7 @@ define(AC_LANG_SAVE, [pushdef([AC_LANG_STACK], AC_LANG)])dnl
dnl
dnl Restore the current language from the stack.
define(AC_LANG_RESTORE,
[ifelse(AC_LANG_STACK,C,[AC_LANG_C],[AC_LANG_CPLUSPLUS])[]popdef([AC_LANG_STACK])])dnl
[ifelse(AC_LANG_STACK,C,[ifelse(AC_LANG,C,,[AC_LANG_C])],[ifelse(AC_LANG,CPLUSPLUS,,[AC_LANG_CPLUSPLUS])])[]popdef([AC_LANG_STACK])])dnl
dnl
dnl
dnl Checks for kinds of features