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Define functions explicitly rather than using --defsym in tests

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whenever possible. Respect locality in remaining cases.
This commit is contained in:
Vladimir Serbinenko 2013-12-16 13:07:28 +01:00
parent 6a09d83e12
commit 37378f748a
3 changed files with 45 additions and 11 deletions
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33
acinclude.m4
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@ -19,6 +19,8 @@ AC_DEFUN([grub_PROG_TARGET_CC],
AC_CACHE_VAL(grub_cv_prog_target_cc,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[
asm (".globl start; start:");
void __main (void);
void __main (void) {}
int main (void);
]], [[]])],
[grub_cv_prog_target_cc=yes],
@ -288,7 +290,12 @@ AC_DEFUN([grub_CHECK_BSS_START_SYMBOL],
[AC_REQUIRE([AC_PROG_CC])
AC_MSG_CHECKING([if __bss_start is defined by the compiler])
AC_CACHE_VAL(grub_cv_check_uscore_uscore_bss_start_symbol,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[
asm (".globl start; start:");
void __main (void);
void __main (void) {}
int main (void);
]],
[[asm ("incl __bss_start")]])],
[grub_cv_check_uscore_uscore_bss_start_symbol=yes],
[grub_cv_check_uscore_uscore_bss_start_symbol=no])])
@ -297,7 +304,11 @@ AC_MSG_RESULT([$grub_cv_check_uscore_uscore_bss_start_symbol])
AC_MSG_CHECKING([if edata is defined by the compiler])
AC_CACHE_VAL(grub_cv_check_edata_symbol,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[
asm (".globl start; start:");
void __main (void);
void __main (void) {}
int main (void);]],
[[asm ("incl edata")]])],
[grub_cv_check_edata_symbol=yes],
[grub_cv_check_edata_symbol=no])])
@ -306,7 +317,11 @@ AC_MSG_RESULT([$grub_cv_check_edata_symbol])
AC_MSG_CHECKING([if _edata is defined by the compiler])
AC_CACHE_VAL(grub_cv_check_uscore_edata_symbol,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[
asm (".globl start; start:");
void __main (void);
void __main (void) {}
int main (void);]],
[[asm ("incl _edata")]])],
[grub_cv_check_uscore_edata_symbol=yes],
[grub_cv_check_uscore_edata_symbol=no])])
@ -330,7 +345,11 @@ AC_DEFUN([grub_CHECK_END_SYMBOL],
[AC_REQUIRE([AC_PROG_CC])
AC_MSG_CHECKING([if end is defined by the compiler])
AC_CACHE_VAL(grub_cv_check_end_symbol,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[
asm (".globl start; start:");
void __main (void);
void __main (void) {}
int main (void);]],
[[asm ("incl end")]])],
[grub_cv_check_end_symbol=yes],
[grub_cv_check_end_symbol=no])])
@ -339,7 +358,11 @@ AC_MSG_RESULT([$grub_cv_check_end_symbol])
AC_MSG_CHECKING([if _end is defined by the compiler])
AC_CACHE_VAL(grub_cv_check_uscore_end_symbol,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[
asm (".globl start; start:");
void __main (void);
void __main (void) {}
int main (void);]],
[[asm ("incl _end")]])],
[grub_cv_check_uscore_end_symbol=yes],
[grub_cv_check_uscore_end_symbol=no])])