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Commit | Line | Data |
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3d248aec AX |
1 | dnl # |
2 | dnl # Check if gcc supports -Wno-format-truncation option. | |
3 | dnl # | |
4 | AC_DEFUN([ZFS_AC_CONFIG_USER_NO_FORMAT_TRUNCATION], [ | |
5 | AC_MSG_CHECKING([for -Wno-format-truncation support]) | |
6 | ||
7 | saved_flags="$CFLAGS" | |
8 | CFLAGS="$CFLAGS -Wno-format-truncation" | |
9 | ||
10 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], | |
11 | [ | |
12 | NO_FORMAT_TRUNCATION=-Wno-format-truncation | |
13 | AC_MSG_RESULT([yes]) | |
14 | ], | |
15 | [ | |
16 | NO_FORMAT_TRUNCATION= | |
17 | AC_MSG_RESULT([no]) | |
18 | ]) | |
19 | ||
20 | CFLAGS="$saved_flags" | |
21 | AC_SUBST([NO_FORMAT_TRUNCATION]) | |
22 | ]) |