dnl $Id$
dnl $Name$
-dnl From codeset.m4 (in libcharset):
-#serial 2
-
-dnl From Bruno Haible.
-
-AC_DEFUN(jm_LANGINFO_CODESET,
-[
- AC_CHECK_HEADERS(langinfo.h)
- AC_CHECK_FUNCS(nl_langinfo)
-
- AC_CACHE_CHECK([for nl_langinfo and CODESET], jm_cv_langinfo_codeset,
- [AC_TRY_LINK([#include <langinfo.h>],
- [char* cs = nl_langinfo(CODESET);],
- jm_cv_langinfo_codeset=yes,
- jm_cv_langinfo_codeset=no)
- ])
- if test $jm_cv_langinfo_codeset = yes; then
- AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
- [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
- fi
-])
-
-dnl From glibc21.m4 (in libcharset):
-#serial 2
-
-# Test for the GNU C Library, version 2.1 or newer.
-# From Bruno Haible.
-
-AC_DEFUN(jm_GLIBC21,
- [
- AC_CACHE_CHECK(whether we are using the GNU C Library 2.1 or newer,
- ac_cv_gnu_library_2_1,
- [AC_EGREP_CPP([Lucky GNU user],
- [
-#include <features.h>
-#ifdef __GNU_LIBRARY__
- #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2)
- Lucky GNU user
- #endif
-#endif
- ],
- ac_cv_gnu_library_2_1=yes,
- ac_cv_gnu_library_2_1=no)
- ]
- )
- AC_SUBST(GLIBC21)
- GLIBC21="$ac_cv_gnu_library_2_1"
- ]
-)
-
dnl Own functions
dnl gedcom_GLIBC_ICONV()
dnl Checks whether iconv is coming from glibc, defines USE_GLIBC_ICONV if so
fi
])
])
+
+dnl gedcom_SYS_NEWLINE()
+dnl Checks how newline is written on the system
+dnl SYS_NEWLINE is set to one of the following:
+dnl END_CR, END_LF, END_CR_LF, END_LF_CR
+AC_DEFUN(gedcom_SYS_NEWLINE, [
+ AC_CACHE_CHECK(how to represent newline, ac_cv_system_newline, [
+ echo > newlinetest
+ AC_TRY_RUN([
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <stdio.h>
+int main() {
+ char buffer[11];
+ int i, fd;
+ FILE* f;
+ for (i=0; i<10; i++) { buffer[i] = '\0'; }
+ fd = open("newlinetest", O_RDONLY);
+ if (fd == -1) return 1;
+ read(fd, buffer, 10);
+ close(fd);
+ f = fopen("newlinetest", "w");
+ if (!f) return 1;
+ i = 0;
+ while (buffer[i] != '\0') { fprintf(f, "%02x", buffer[i++]); }
+ fclose(f);
+ return 0;
+}
+ ],
+ [system_newline_output=`cat newlinetest`
+ case "$system_newline_output" in
+ 0a0d) ac_cv_system_newline="\"\x0A\x0D\"" ;;
+ 0d0a) ac_cv_system_newline="\"\x0D\x0A\"" ;;
+ 0a) ac_cv_system_newline="\"\x0A\"" ;;
+ 0d) ac_cv_system_newline="\"\x0D\"" ;;
+ *) ac_cv_system_newline="\"\x0A\"" ;;
+ esac],
+ ac_cv_system_newline="\"\x0A\"",
+ ac_cv_system_newline="\"\x0A\"")
+ rm -f newlinetest
+ ])
+ AC_DEFINE_UNQUOTED(SYS_NEWLINE,$ac_cv_system_newline,
+ [The representation of newline in text files in the system])
+])