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Use extended regular expressions when invoked as egrep (noted and initial
patch by Charles Steinkuehler).
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b5f2516e3f
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@ -8,6 +8,9 @@ comment 'Finding Utilities'
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bool 'find' CONFIG_FIND
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bool 'grep' CONFIG_GREP
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if [ "$CONFIG_GREP" = "y" ] ; then
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bool ' egrep alias' CONFIG_FEATURE_GREP_EGREP_ALIAS
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fi
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bool 'which' CONFIG_WHICH
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bool 'xargs' CONFIG_XARGS
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endmenu
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@ -243,6 +243,11 @@ extern int grep_main(int argc, char **argv)
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perror_msg_and_die("atexit");
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#endif
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#ifdef CONFIG_FEATURE_GREP_EGREP_ALIAS
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if (strcmp (basename (argv[0]), "egrep") == 0)
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reflags |= REG_ICASE;
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#endif
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/* do normal option parsing */
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while ((opt = getopt(argc, argv, "iHhlnqvsce:f:"
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#ifdef CONFIG_FEATURE_GREP_CONTEXT
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@ -149,7 +149,7 @@
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#ifdef CONFIG_ECHO
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APPLET(echo, echo_main, _BB_DIR_BIN)
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#endif
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#if defined(CONFIG_FEATURE_GREP_EGREP_ALIAS) && defined(CONFIG_GREP)
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#if defined(CONFIG_FEATURE_GREP_EGREP_ALIAS)
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APPLET_NOUSAGE("egrep", grep_main, _BB_DIR_BIN)
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#endif
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#ifdef CONFIG_ENV
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