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46 lines
1.6 KiB
46 lines
1.6 KiB
10 months ago
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Add missing int return types for main in the configure script.
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Implicit ints are a language feature that was removed in C99.
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Submitted upstream: <https://github.com/FirebirdSQL/firebird/pull/7407>
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diff --git a/configure.ac b/configure.ac
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index 05edb5ec9410ff50..0474dc850dfd04bc 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -1038,7 +1038,7 @@ AC_CHECK_FUNCS(sem_init)
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if test "$ac_cv_func_sem_init" = "yes"; then
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AC_MSG_CHECKING(for working sem_init())
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AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <semaphore.h>
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- main () {
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+ int main () {
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sem_t s;
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return sem_init(&s,0,0);
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}
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@@ -1079,7 +1079,7 @@ AC_SYS_LARGEFILE
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if test "$ac_cv_sys_file_offset_bits" = "no"; then
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AC_MSG_CHECKING(for native large file support)
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AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <unistd.h>
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- main () {
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+ int main () {
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return !(sizeof(off_t) == 8);
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}]])],[ac_cv_sys_file_offset_bits=64; AC_DEFINE(_FILE_OFFSET_BITS,64)
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AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)],[])
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@@ -1126,7 +1126,7 @@ dnl EKU: try to determine the alignment of long and double
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dnl replaces FB_ALIGNMENT and FB_DOUBLE_ALIGN in src/jrd/common.h
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AC_MSG_CHECKING(alignment of long)
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AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <semaphore.h>
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-main () {
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+int main () {
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struct s {
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char a;
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union { long long x; sem_t y; } b;
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@@ -1137,7 +1137,7 @@ AC_MSG_RESULT($ac_cv_c_alignment)
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AC_DEFINE_UNQUOTED(FB_ALIGNMENT, $ac_cv_c_alignment, [Alignment of long])
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AC_MSG_CHECKING(alignment of double)
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-AC_RUN_IFELSE([AC_LANG_SOURCE([[main () {
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+AC_RUN_IFELSE([AC_LANG_SOURCE([[int main () {
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struct s {
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char a;
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double b;
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