[build] better autoconf checks for time and dirent headers

This commit is contained in:
Al
2015-08-08 21:01:51 -04:00
parent d0679450e3
commit 2ba0e814ad
4 changed files with 234 additions and 8 deletions

195
configure vendored
View File

@@ -11970,7 +11970,200 @@ $as_echo "#define STDC_HEADERS 1" >>confdefs.h
fi
for ac_header in fcntl.h float.h inttypes.h limits.h locale.h malloc.h memory.h stddef.h stdint.h stdlib.h string.h sys/time.h unistd.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether time.h and sys/time.h may both be included" >&5
$as_echo_n "checking whether time.h and sys/time.h may both be included... " >&6; }
if ${ac_cv_header_time+:} false; then :
$as_echo_n "(cached) " >&6
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <sys/types.h>
#include <sys/time.h>
#include <time.h>
int
main ()
{
if ((struct tm *) 0)
return 0;
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
ac_cv_header_time=yes
else
ac_cv_header_time=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_time" >&5
$as_echo "$ac_cv_header_time" >&6; }
if test $ac_cv_header_time = yes; then
$as_echo "#define TIME_WITH_SYS_TIME 1" >>confdefs.h
fi
ac_header_dirent=no
for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h; do
as_ac_Header=`$as_echo "ac_cv_header_dirent_$ac_hdr" | $as_tr_sh`
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_hdr that defines DIR" >&5
$as_echo_n "checking for $ac_hdr that defines DIR... " >&6; }
if eval \${$as_ac_Header+:} false; then :
$as_echo_n "(cached) " >&6
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <sys/types.h>
#include <$ac_hdr>
int
main ()
{
if ((DIR *) 0)
return 0;
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
eval "$as_ac_Header=yes"
else
eval "$as_ac_Header=no"
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
eval ac_res=\$$as_ac_Header
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
$as_echo "$ac_res" >&6; }
if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
cat >>confdefs.h <<_ACEOF
#define `$as_echo "HAVE_$ac_hdr" | $as_tr_cpp` 1
_ACEOF
ac_header_dirent=$ac_hdr; break
fi
done
# Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
if test $ac_header_dirent = dirent.h; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing opendir" >&5
$as_echo_n "checking for library containing opendir... " >&6; }
if ${ac_cv_search_opendir+:} false; then :
$as_echo_n "(cached) " >&6
else
ac_func_search_save_LIBS=$LIBS
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
/* Override any GCC internal prototype to avoid an error.
Use char because int might match the return type of a GCC
builtin and then its argument prototype would still apply. */
#ifdef __cplusplus
extern "C"
#endif
char opendir ();
int
main ()
{
return opendir ();
;
return 0;
}
_ACEOF
for ac_lib in '' dir; do
if test -z "$ac_lib"; then
ac_res="none required"
else
ac_res=-l$ac_lib
LIBS="-l$ac_lib $ac_func_search_save_LIBS"
fi
if ac_fn_c_try_link "$LINENO"; then :
ac_cv_search_opendir=$ac_res
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext
if ${ac_cv_search_opendir+:} false; then :
break
fi
done
if ${ac_cv_search_opendir+:} false; then :
else
ac_cv_search_opendir=no
fi
rm conftest.$ac_ext
LIBS=$ac_func_search_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_opendir" >&5
$as_echo "$ac_cv_search_opendir" >&6; }
ac_res=$ac_cv_search_opendir
if test "$ac_res" != no; then :
test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
fi
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing opendir" >&5
$as_echo_n "checking for library containing opendir... " >&6; }
if ${ac_cv_search_opendir+:} false; then :
$as_echo_n "(cached) " >&6
else
ac_func_search_save_LIBS=$LIBS
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
/* Override any GCC internal prototype to avoid an error.
Use char because int might match the return type of a GCC
builtin and then its argument prototype would still apply. */
#ifdef __cplusplus
extern "C"
#endif
char opendir ();
int
main ()
{
return opendir ();
;
return 0;
}
_ACEOF
for ac_lib in '' x; do
if test -z "$ac_lib"; then
ac_res="none required"
else
ac_res=-l$ac_lib
LIBS="-l$ac_lib $ac_func_search_save_LIBS"
fi
if ac_fn_c_try_link "$LINENO"; then :
ac_cv_search_opendir=$ac_res
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext
if ${ac_cv_search_opendir+:} false; then :
break
fi
done
if ${ac_cv_search_opendir+:} false; then :
else
ac_cv_search_opendir=no
fi
rm conftest.$ac_ext
LIBS=$ac_func_search_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_opendir" >&5
$as_echo "$ac_cv_search_opendir" >&6; }
ac_res=$ac_cv_search_opendir
if test "$ac_res" != no; then :
test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
fi
fi
for ac_header in fcntl.h float.h inttypes.h limits.h locale.h malloc.h memory.h stddef.h stdint.h stdlib.h string.h unistd.h
do :
as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"

View File

@@ -19,7 +19,9 @@ AC_SEARCH_LIBS([snappy_compress],
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([fcntl.h float.h inttypes.h limits.h locale.h malloc.h memory.h stddef.h stdint.h stdlib.h string.h sys/time.h unistd.h])
AC_HEADER_TIME
AC_HEADER_DIRENT
AC_CHECK_HEADERS([fcntl.h float.h inttypes.h limits.h locale.h malloc.h memory.h stddef.h stdint.h stdlib.h string.h unistd.h])
# Checks for typedefs, structures, and compiler characteristics.
AC_CHECK_HEADER_STDBOOL

View File

@@ -1,9 +1,20 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef TIME_WITH_SYS_TIME
#include <sys/time.h>
#include <time.h>
#else
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#else
#include <time.h>
#endif
#endif
#include "libpostal.h"
#include "libpostal_config.h"
#include "log/log.h"
#include "scanner.h"

View File

@@ -1,15 +1,38 @@
#ifndef FILE_UTILS_H
#define FILE_UTILS_H
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <dirent.h>
#include <string.h>
#include <stdbool.h>
#include <sys/types.h>
#include "libpostal_config.h"
#ifdef HAVE_DIRENT_H
#include <dirent.h>
#define NAMLEN(dirent) strlen((dirent)->d_name)
#else
#define dirent direct
#define NAMLEN(dirent) ((dirent)->d_namlen)
#ifdef HAVE_SYS_NDIR_H
#include <sys/ndir.h>
#endif
#ifdef HAVE_SYS_DIR_H
#include <sys/dir.h>
#endif
#ifdef HAVE_NDIR_H
#include <ndir.h>
#endif
#endif
#ifndef BUFSIZ
#define BUFSIZ 4096
@@ -51,7 +74,4 @@ bool file_write_uint8(FILE *file, uint8_t value);
bool file_read_chars(FILE *file, char *buf, size_t len);
bool file_write_chars(FILE *file, const char *buf, size_t len);
#endif