diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/configure.in')
| -rw-r--r-- | sysdeps/unix/sysv/linux/configure.in | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/configure.in b/sysdeps/unix/sysv/linux/configure.in index 18bb6dc469..f24af67f1e 100644 --- a/sysdeps/unix/sysv/linux/configure.in +++ b/sysdeps/unix/sysv/linux/configure.in @@ -83,3 +83,27 @@ fi if test -f $srcdir/elf/ldconfig.c; then has_ldconfig=yes fi + +# Generate stdio_lim.h +default_fopen_max="`${CC-gcc} -E $srcdir/sysdeps/unix/sysv/linux/mk-stdiolim.c | grep DEFAULT_FOPEN_MAX | cut -f2 -d':'`" +default_filename_max="`${CC-gcc} -E $srcdir/sysdeps/unix/sysv/linux/mk-stdiolim.c | grep DEFAULT_FILENAME_MAX | cut -f2 -d':'`" +# We double check if "default_fopen_max" and "default_filename_max" are +# ok or not. +if test "x$default_fopen_max" != "xOPEN_MAX" \ + -a "x$default_filename_max" != "xPATH_MAX" +then + sed -e "s/DEFAULT_FOPEN_MAX/$default_fopen_max/" \ + -e "s/DEFAULT_FILENAME_MAX/$default_filename_max/" \ + $srcdir/sysdeps/unix/sysv/linux/stdio_lim.h.in > stdio_lim.h.new + if test -r stdio_lim.h.new && cmp -s stdio_lim.h.new stdio_lim.h + then + echo stdio_lim.h unchanged + rm -f stdio_lim.h.new + else + mv -f stdio_lim.h.new stdio_lim.h + fi +else + # We remove the old one if we cannot generate the new one during + # configure. + rm -f stdio_lim.h +fi |