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authorKamil Dudka <kdudka@redhat.com>2008-08-01 19:33:45 +0200
committerJim Meyering <meyering@redhat.com>2008-08-01 22:13:25 +0200
commit84f6abfe00b4ab533145623638b417a2221f9c75 (patch)
tree8fe27700e521e70a538ba114ccc86f984c8cb3c8 /m4/jm-macros.m4
parent00c6aacf318a6ef0db4895b08d572d924eab90d0 (diff)
downloadcoreutils-84f6abfe00b4ab533145623638b417a2221f9c75.tar.xz
ls: --color now highlights files with capabilities, too
* src/ls.c: [HAVE_CAP] Include <sys/capability.h>. (has_capability): New function for capability detection. (print_color_indicator): Colorize file with capability. * m4/jm-macro.m4: New configure option: --disable-libcap. Check for libcap usability. * src/Makefile.am (dir_LDADD, ls_LDADD, ...): Append $(LIB_CAP). * src/dircolors.c: Update color lists. * src/dircolors.hin: Mention new CAPABILITY color attribute. * tests/ls/capability: Test for ls - colorize file with capability. * tests/Makefile.am (root_tests): Add ls/capability. * NEWS: Mention the change.
Diffstat (limited to 'm4/jm-macros.m4')
-rw-r--r--m4/jm-macros.m413
1 files changed, 13 insertions, 0 deletions
diff --git a/m4/jm-macros.m4 b/m4/jm-macros.m4
index 062737b09..a691d9507 100644
--- a/m4/jm-macros.m4
+++ b/m4/jm-macros.m4
@@ -82,6 +82,19 @@ AC_DEFUN([coreutils_MACROS],
AC_CHECK_FUNCS(fdatasync)
LIBS=$coreutils_saved_libs
+ # Check whether libcap is usable -- for ls --color support
+ AC_ARG_ENABLE([libcap],
+ AC_HELP_STRING([--disable-libcap], [disable libcap support]),
+ AC_MSG_WARN([libcap support disabled by user]),
+ [AC_CHECK_LIB([cap], [cap_get_file],
+ [AC_CHECK_HEADER([sys/capability.h],
+ [LIB_CAP=-lcap AC_DEFINE([HAVE_CAP], 1, [libcap usability])],
+ [AC_MSG_WARN([header sys/capability.h was not found, support for libcap will not be built])]
+ )],
+ [AC_MSG_WARN([libcap library was not found or not usable, support for libcap will not be built])])
+ ])
+ AC_SUBST([LIB_CAP])
+
# See if linking `seq' requires -lm.
# It does on nearly every system. The single exception (so far) is
# BeOS which has all the math functions in the normal runtime library