Index: head/contrib/netbsd-tests/usr.bin/grep/d_context_e.in =================================================================== --- head/contrib/netbsd-tests/usr.bin/grep/d_context_e.in (nonexistent) +++ head/contrib/netbsd-tests/usr.bin/grep/d_context_e.in (revision 317703) @@ -0,0 +1,10 @@ +monkey +banana +apple +fruit +monkey +banna +apple +fruit +apple +monkey Property changes on: head/contrib/netbsd-tests/usr.bin/grep/d_context_e.in ___________________________________________________________________ Added: fbsd:nokeywords ## -0,0 +1 ## +yes \ No newline at end of property Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:mime-type ## -0,0 +1 ## +text/plain \ No newline at end of property Index: head/contrib/netbsd-tests/usr.bin/grep/d_context_e.out =================================================================== --- head/contrib/netbsd-tests/usr.bin/grep/d_context_e.out (nonexistent) +++ head/contrib/netbsd-tests/usr.bin/grep/d_context_e.out (revision 317703) @@ -0,0 +1,9 @@ +monkey +banana +apple +fruit +monkey +banna +-- +apple +monkey Property changes on: head/contrib/netbsd-tests/usr.bin/grep/d_context_e.out ___________________________________________________________________ Added: fbsd:nokeywords ## -0,0 +1 ## +yes \ No newline at end of property Index: head/contrib/netbsd-tests/usr.bin/grep/d_context_f.out =================================================================== --- head/contrib/netbsd-tests/usr.bin/grep/d_context_f.out (nonexistent) +++ head/contrib/netbsd-tests/usr.bin/grep/d_context_f.out (revision 317703) @@ -0,0 +1,9 @@ +monkey +banana +apple +fruit +monkey +banna +apple +fruit +apple Property changes on: head/contrib/netbsd-tests/usr.bin/grep/d_context_f.out ___________________________________________________________________ Added: fbsd:nokeywords ## -0,0 +1 ## +yes \ No newline at end of property Index: head/contrib/netbsd-tests/usr.bin/grep/d_context_g.out =================================================================== --- head/contrib/netbsd-tests/usr.bin/grep/d_context_g.out (nonexistent) +++ head/contrib/netbsd-tests/usr.bin/grep/d_context_g.out (revision 317703) @@ -0,0 +1,8 @@ +apple +fruit +-- +banna +apple +fruit +apple +monkey Property changes on: head/contrib/netbsd-tests/usr.bin/grep/d_context_g.out ___________________________________________________________________ Added: fbsd:nokeywords ## -0,0 +1 ## +yes \ No newline at end of property Index: head/contrib/netbsd-tests/usr.bin/grep/t_grep.sh =================================================================== --- head/contrib/netbsd-tests/usr.bin/grep/t_grep.sh (revision 317702) +++ head/contrib/netbsd-tests/usr.bin/grep/t_grep.sh (revision 317703) @@ -1,498 +1,531 @@ # $NetBSD: t_grep.sh,v 1.3 2017/01/14 20:43:52 christos Exp $ # # Copyright (c) 2008, 2009 The NetBSD Foundation, Inc. # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE # POSSIBILITY OF SUCH DAMAGE. # atf_test_case basic basic_head() { atf_set "descr" "Checks basic functionality" } basic_body() { atf_check -o file:"$(atf_get_srcdir)/d_basic.out" -x \ 'jot 10000 | grep 123' } atf_test_case binary binary_head() { atf_set "descr" "Checks handling of binary files" } binary_body() { dd if=/dev/zero count=1 of=test.file echo -n "foobar" >> test.file atf_check -o file:"$(atf_get_srcdir)/d_binary.out" grep foobar test.file } atf_test_case recurse recurse_head() { atf_set "descr" "Checks recursive searching" } recurse_body() { mkdir -p recurse/a/f recurse/d echo -e "cod\ndover sole\nhaddock\nhalibut\npilchard" > recurse/d/fish echo -e "cod\nhaddock\nplaice" > recurse/a/f/favourite-fish atf_check -o file:"$(atf_get_srcdir)/d_recurse.out" -x "grep -r haddock recurse | sort" } atf_test_case recurse_symlink recurse_symlink_head() { atf_set "descr" "Checks symbolic link recursion" } recurse_symlink_body() { # Begin FreeBSD grep_type if [ $? -eq $GREP_TYPE_GNU ]; then atf_expect_fail "this test doesn't pass with gnu grep from ports" fi # End FreeBSD mkdir -p test/c/d (cd test/c/d && ln -s ../d .) echo "Test string" > test/c/match atf_check -o file:"$(atf_get_srcdir)/d_recurse_symlink.out" \ -e file:"$(atf_get_srcdir)/d_recurse_symlink.err" \ grep -r string test } atf_test_case word_regexps word_regexps_head() { atf_set "descr" "Checks word-regexps" } word_regexps_body() { atf_check -o file:"$(atf_get_srcdir)/d_word_regexps.out" \ grep -w separated $(atf_get_srcdir)/d_input # Begin FreeBSD printf "xmatch pmatch\n" > test1 atf_check -o inline:"pmatch\n" grep -Eow "(match )?pmatch" test1 # End FreeBSD } atf_test_case begin_end begin_end_head() { atf_set "descr" "Checks handling of line beginnings and ends" } begin_end_body() { atf_check -o file:"$(atf_get_srcdir)/d_begin_end_a.out" \ grep ^Front "$(atf_get_srcdir)/d_input" atf_check -o file:"$(atf_get_srcdir)/d_begin_end_b.out" \ grep ending$ "$(atf_get_srcdir)/d_input" } atf_test_case ignore_case ignore_case_head() { atf_set "descr" "Checks ignore-case option" } ignore_case_body() { atf_check -o file:"$(atf_get_srcdir)/d_ignore_case.out" \ grep -i Upper "$(atf_get_srcdir)/d_input" } atf_test_case invert invert_head() { atf_set "descr" "Checks selecting non-matching lines with -v option" } invert_body() { atf_check -o file:"$(atf_get_srcdir)/d_invert.out" \ grep -v fish "$(atf_get_srcdir)/d_invert.in" } atf_test_case whole_line whole_line_head() { atf_set "descr" "Checks whole-line matching with -x flag" } whole_line_body() { atf_check -o file:"$(atf_get_srcdir)/d_whole_line.out" \ grep -x matchme "$(atf_get_srcdir)/d_input" } atf_test_case negative negative_head() { atf_set "descr" "Checks handling of files with no matches" } negative_body() { atf_check -s ne:0 grep "not a hope in hell" "$(atf_get_srcdir)/d_input" } atf_test_case context context_head() { atf_set "descr" "Checks displaying context with -A, -B and -C flags" } context_body() { cp $(atf_get_srcdir)/d_context_*.* . atf_check -o file:d_context_a.out grep -C2 bamboo d_context_a.in atf_check -o file:d_context_b.out grep -A3 tilt d_context_a.in atf_check -o file:d_context_c.out grep -B4 Whig d_context_a.in atf_check -o file:d_context_d.out grep -C1 pig d_context_a.in d_context_b.in + atf_check -o file:d_context_e.out \ + grep -E -C1 '(banana|monkey)' d_context_e.in + atf_check -o file:d_context_f.out \ + grep -Ev -B2 '(banana|monkey|fruit)' d_context_e.in + atf_check -o file:d_context_g.out \ + grep -Ev -A1 '(banana|monkey|fruit)' d_context_e.in } atf_test_case file_exp file_exp_head() { atf_set "descr" "Checks reading expressions from file" } file_exp_body() { atf_check -o file:"$(atf_get_srcdir)/d_file_exp.out" -x \ 'jot 21 -1 1.00 | grep -f '"$(atf_get_srcdir)"'/d_file_exp.in' } atf_test_case egrep egrep_head() { atf_set "descr" "Checks matching special characters with egrep" } egrep_body() { atf_check -o file:"$(atf_get_srcdir)/d_egrep.out" \ egrep '\?|\*$$' "$(atf_get_srcdir)/d_input" } atf_test_case zgrep zgrep_head() { atf_set "descr" "Checks handling of gzipped files with zgrep" } zgrep_body() { cp "$(atf_get_srcdir)/d_input" . gzip d_input || atf_fail "gzip failed" atf_check -o file:"$(atf_get_srcdir)/d_zgrep.out" zgrep -h line d_input.gz } atf_test_case nonexistent nonexistent_head() { atf_set "descr" "Checks that -s flag suppresses error" \ "messages about nonexistent files" } nonexistent_body() { atf_check -s ne:0 grep -s foobar nonexistent } atf_test_case context2 context2_head() { atf_set "descr" "Checks displaying context with -z flag" } context2_body() { printf "haddock\000cod\000plaice\000" > test1 printf "mackeral\000cod\000crab\000" > test2 atf_check -o file:"$(atf_get_srcdir)/d_context2_a.out" \ grep -z -A1 cod test1 test2 atf_check -o file:"$(atf_get_srcdir)/d_context2_b.out" \ grep -z -B1 cod test1 test2 atf_check -o file:"$(atf_get_srcdir)/d_context2_c.out" \ grep -z -C1 cod test1 test2 } # Begin FreeBSD # What grep(1) are we working with? # - 0 : bsdgrep # - 1 : gnu grep 2.51 (base) # - 2 : gnu grep (ports) GREP_TYPE_BSD=0 GREP_TYPE_GNU_FREEBSD=1 GREP_TYPE_GNU=2 GREP_TYPE_UNKNOWN=3 grep_type() { local grep_version=$(grep --version) case "$grep_version" in *"BSD grep"*) return $GREP_TYPE_BSD ;; *"GNU grep"*) case "$grep_version" in *2.5.1-FreeBSD*) return $GREP_TYPE_GNU_FREEBSD ;; *) return $GREP_TYPE_GNU ;; esac ;; esac atf_fail "unknown grep type: $grep_version" } atf_test_case oflag_zerolen oflag_zerolen_head() { atf_set "descr" "Check behavior of zero-length matches with -o flag (PR 195763)" } oflag_zerolen_body() { grep_type if [ $? -eq $GREP_TYPE_GNU_FREEBSD ]; then atf_expect_fail "this test doesn't pass with gnu grep in base" fi atf_check -o file:"$(atf_get_srcdir)/d_oflag_zerolen_a.out" \ grep -Eo '(^|:)0*' "$(atf_get_srcdir)/d_oflag_zerolen_a.in" atf_check -o file:"$(atf_get_srcdir)/d_oflag_zerolen_b.out" \ grep -Eo '(^|:)0*' "$(atf_get_srcdir)/d_oflag_zerolen_b.in" atf_check -o file:"$(atf_get_srcdir)/d_oflag_zerolen_c.out" \ grep -Eo '[[:alnum:]]*' "$(atf_get_srcdir)/d_oflag_zerolen_c.in" atf_check -o empty grep -Eo '' "$(atf_get_srcdir)/d_oflag_zerolen_d.in" atf_check -o file:"$(atf_get_srcdir)/d_oflag_zerolen_e.out" \ grep -o -e 'ab' -e 'bc' "$(atf_get_srcdir)/d_oflag_zerolen_e.in" atf_check -o file:"$(atf_get_srcdir)/d_oflag_zerolen_e.out" \ grep -o -e 'bc' -e 'ab' "$(atf_get_srcdir)/d_oflag_zerolen_e.in" } atf_test_case xflag xflag_head() { atf_set "descr" "Check that we actually get a match with -x flag (PR 180990)" } xflag_body() { echo 128 > match_file seq 1 128 > pattern_file grep -xf pattern_file match_file } atf_test_case color color_head() { atf_set "descr" "Check --color support" } color_body() { grep_type if [ $? -eq $GREP_TYPE_GNU_FREEBSD ]; then atf_expect_fail "this test doesn't pass with gnu grep in base" fi echo 'abcd*' > grepfile echo 'abc$' >> grepfile echo '^abc' >> grepfile atf_check -o file:"$(atf_get_srcdir)/d_color_a.out" \ grep --color=auto -e '.*' -e 'a' "$(atf_get_srcdir)/d_color_a.in" atf_check -o file:"$(atf_get_srcdir)/d_color_b.out" \ grep --color=auto -f grepfile "$(atf_get_srcdir)/d_color_b.in" atf_check -o file:"$(atf_get_srcdir)/d_color_c.out" \ grep --color=always -f grepfile "$(atf_get_srcdir)/d_color_b.in" } atf_test_case f_file_empty f_file_empty_head() { atf_set "descr" "Check for handling of a null byte in empty file, specified by -f (PR 202022)" } f_file_empty_body() { printf "\0\n" > nulpat atf_check -s exit:1 grep -f nulpat "$(atf_get_srcdir)/d_f_file_empty.in" } atf_test_case escmap escmap_head() { atf_set "descr" "Check proper handling of escaped vs. unescaped dot expressions (PR 175314)" } escmap_body() { atf_check -s exit:1 grep -o 'f.o\.' "$(atf_get_srcdir)/d_escmap.in" atf_check -o not-empty grep -o 'f.o.' "$(atf_get_srcdir)/d_escmap.in" } atf_test_case egrep_empty_invalid egrep_empty_invalid_head() { atf_set "descr" "Check for handling of an invalid empty pattern (PR 194823)" } egrep_empty_invalid_body() { atf_check -e ignore -s not-exit:0 egrep '{' /dev/null } atf_test_case zerolen zerolen_head() { atf_set "descr" "Check for successful zero-length matches with ^$" } zerolen_body() { printf "Eggs\n\nCheese" > test1 atf_check -o inline:"\n" grep -e "^$" test1 atf_check -o inline:"Eggs\nCheese\n" grep -v -e "^$" test1 } +atf_test_case wflag_emptypat +wflag_emptypat_head() +{ + atf_set "descr" "Check for proper handling of -w with an empty pattern (PR 105221)" +} +wflag_emptypat_body() +{ + grep_type + if [ $? -eq $GREP_TYPE_GNU_FREEBSD ]; then + atf_expect_fail "this test does not pass with GNU grep in base" + fi + + printf "" > test1 + printf "\n" > test2 + printf "qaz" > test3 + printf " qaz\n" > test4 + + atf_check -s exit:1 -o empty grep -w -e "" test1 + + atf_check -o file:test2 grep -w -e "" test2 + + atf_check -s exit:1 -o empty grep -w -e "" test3 + + atf_check -o file:test4 grep -w -e "" test4 +} + atf_test_case fgrep_sanity fgrep_sanity_head() { atf_set "descr" "Check for fgrep sanity, literal expressions only" } fgrep_sanity_body() { printf "Foo" > test1 atf_check -o inline:"Foo\n" fgrep -e "Foo" test1 atf_check -s exit:1 -o empty fgrep -e "Fo." test1 } atf_test_case egrep_sanity egrep_sanity_head() { atf_set "descr" "Check for egrep sanity, EREs only" } egrep_sanity_body() { printf "Foobar(ed)" > test1 printf "M{1}" > test2 atf_check -o inline:"Foo\n" egrep -o -e "F.." test1 atf_check -o inline:"Foobar\n" egrep -o -e "F[a-z]*" test1 atf_check -o inline:"Fo\n" egrep -o -e "F(o|p)" test1 atf_check -o inline:"(ed)\n" egrep -o -e "\(ed\)" test1 atf_check -o inline:"M\n" egrep -o -e "M{1}" test2 atf_check -o inline:"M{1}\n" egrep -o -e "M\{1\}" test2 } atf_test_case grep_sanity grep_sanity_head() { atf_set "descr" "Check for basic grep sanity, BREs only" } grep_sanity_body() { printf "Foobar(ed)" > test1 printf "M{1}" > test2 atf_check -o inline:"Foo\n" grep -o -e "F.." test1 atf_check -o inline:"Foobar\n" grep -o -e "F[a-z]*" test1 atf_check -o inline:"Fo\n" grep -o -e "F\(o\)" test1 atf_check -o inline:"(ed)\n" grep -o -e "(ed)" test1 atf_check -o inline:"M{1}\n" grep -o -e "M{1}" test2 atf_check -o inline:"M\n" grep -o -e "M\{1\}" test2 } atf_test_case wv_combo_break wv_combo_break_head() { atf_set "descr" "Check for incorrectly matching lines with both -w and -v flags (PR 218467)" } wv_combo_break_body() { printf "x xx\n" > test1 printf "xx x\n" > test2 atf_check -o file:test1 grep -w "x" test1 atf_check -o file:test2 grep -w "x" test2 atf_check -s exit:1 grep -v -w "x" test1 atf_check -s exit:1 grep -v -w "x" test2 } # End FreeBSD atf_init_test_cases() { atf_add_test_case basic atf_add_test_case binary atf_add_test_case recurse atf_add_test_case recurse_symlink atf_add_test_case word_regexps atf_add_test_case begin_end atf_add_test_case ignore_case atf_add_test_case invert atf_add_test_case whole_line atf_add_test_case negative atf_add_test_case context atf_add_test_case file_exp atf_add_test_case egrep atf_add_test_case zgrep atf_add_test_case nonexistent atf_add_test_case context2 # Begin FreeBSD atf_add_test_case oflag_zerolen atf_add_test_case xflag atf_add_test_case color atf_add_test_case f_file_empty atf_add_test_case escmap atf_add_test_case egrep_empty_invalid atf_add_test_case zerolen + atf_add_test_case wflag_emptypat atf_add_test_case wv_combo_break atf_add_test_case fgrep_sanity atf_add_test_case egrep_sanity atf_add_test_case grep_sanity # End FreeBSD } Index: head/usr.bin/grep/grep.c =================================================================== --- head/usr.bin/grep/grep.c (revision 317702) +++ head/usr.bin/grep/grep.c (revision 317703) @@ -1,774 +1,782 @@ /* $NetBSD: grep.c,v 1.6 2011/04/18 03:48:23 joerg Exp $ */ /* $FreeBSD$ */ /* $OpenBSD: grep.c,v 1.42 2010/07/02 22:18:03 tedu Exp $ */ /*- * Copyright (c) 1999 James Howard and Dag-Erling Coïdan Smørgrav * Copyright (C) 2008-2009 Gabor Kovesdan * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifndef WITHOUT_FASTMATCH #include "fastmatch.h" #endif #include "grep.h" #ifndef WITHOUT_NLS #include nl_catd catalog; #endif /* * Default messags to use when NLS is disabled or no catalogue * is found. */ const char *errstr[] = { "", /* 1*/ "(standard input)", /* 2*/ "cannot read bzip2 compressed file", /* 3*/ "unknown %s option", /* 4*/ "usage: %s [-abcDEFGHhIiJLlmnOoPqRSsUVvwxZz] [-A num] [-B num] [-C[num]]\n", /* 5*/ "\t[-e pattern] [-f file] [--binary-files=value] [--color=when]\n", /* 6*/ "\t[--context[=num]] [--directories=action] [--label] [--line-buffered]\n", /* 7*/ "\t[--null] [pattern] [file ...]\n", /* 8*/ "Binary file %s matches\n", /* 9*/ "%s (BSD grep) %s\n", /* 10*/ "%s (BSD grep, GNU compatible) %s\n", }; /* Flags passed to regcomp() and regexec() */ int cflags = REG_NOSUB; int eflags = REG_STARTEND; -/* Shortcut for matching all cases like empty regex */ +/* XXX TODO: Get rid of this flag. + * matchall is a gross hack that means that an empty pattern was passed to us. + * It is a necessary evil at the moment because our regex(3) implementation + * does not allow for empty patterns, as supported by POSIX's definition of + * grammar for BREs/EREs. When libregex becomes available, it would be wise + * to remove this and let regex(3) handle the dirty details of empty patterns. + */ bool matchall; /* Searching patterns */ unsigned int patterns; static unsigned int pattern_sz; struct pat *pattern; regex_t *r_pattern; #ifndef WITHOUT_FASTMATCH fastmatch_t *fg_pattern; #endif /* Filename exclusion/inclusion patterns */ unsigned int fpatterns, dpatterns; static unsigned int fpattern_sz, dpattern_sz; struct epat *dpattern, *fpattern; /* For regex errors */ char re_error[RE_ERROR_BUF + 1]; /* Command-line flags */ unsigned long long Aflag; /* -A x: print x lines trailing each match */ unsigned long long Bflag; /* -B x: print x lines leading each match */ bool Hflag; /* -H: always print file name */ bool Lflag; /* -L: only show names of files with no matches */ bool bflag; /* -b: show block numbers for each match */ bool cflag; /* -c: only show a count of matching lines */ bool hflag; /* -h: don't print filename headers */ bool iflag; /* -i: ignore case */ bool lflag; /* -l: only show names of files with matches */ bool mflag; /* -m x: stop reading the files after x matches */ long long mcount; /* count for -m */ long long mlimit; /* requested value for -m */ char fileeol; /* indicator for eol */ bool nflag; /* -n: show line numbers in front of matching lines */ bool oflag; /* -o: print only matching part */ bool qflag; /* -q: quiet mode (don't output anything) */ bool sflag; /* -s: silent mode (ignore errors) */ bool vflag; /* -v: only show non-matching lines */ bool wflag; /* -w: pattern must start and end on word boundaries */ bool xflag; /* -x: pattern must match entire line */ bool lbflag; /* --line-buffered */ bool nullflag; /* --null */ char *label; /* --label */ const char *color; /* --color */ int grepbehave = GREP_BASIC; /* -EFGP: type of the regex */ int binbehave = BINFILE_BIN; /* -aIU: handling of binary files */ int filebehave = FILE_STDIO; /* -JZ: normal, gzip or bzip2 file */ int devbehave = DEV_READ; /* -D: handling of devices */ int dirbehave = DIR_READ; /* -dRr: handling of directories */ int linkbehave = LINK_READ; /* -OpS: handling of symlinks */ bool dexclude, dinclude; /* --exclude-dir and --include-dir */ bool fexclude, finclude; /* --exclude and --include */ enum { BIN_OPT = CHAR_MAX + 1, COLOR_OPT, HELP_OPT, MMAP_OPT, LINEBUF_OPT, LABEL_OPT, NULL_OPT, R_EXCLUDE_OPT, R_INCLUDE_OPT, R_DEXCLUDE_OPT, R_DINCLUDE_OPT }; static inline const char *init_color(const char *); /* Housekeeping */ -bool first = true; /* flag whether we are processing the first match */ -bool prev; /* flag whether or not the previous line matched */ -int tail; /* lines left to print */ bool file_err; /* file reading error */ /* * Prints usage information and returns 2. */ static void usage(void) { fprintf(stderr, getstr(4), getprogname()); fprintf(stderr, "%s", getstr(5)); fprintf(stderr, "%s", getstr(6)); fprintf(stderr, "%s", getstr(7)); exit(2); } static const char *optstr = "0123456789A:B:C:D:EFGHIJMLOPSRUVZabcd:e:f:hilm:nopqrsuvwxXyz"; static const struct option long_options[] = { {"binary-files", required_argument, NULL, BIN_OPT}, {"help", no_argument, NULL, HELP_OPT}, {"mmap", no_argument, NULL, MMAP_OPT}, {"line-buffered", no_argument, NULL, LINEBUF_OPT}, {"label", required_argument, NULL, LABEL_OPT}, {"null", no_argument, NULL, NULL_OPT}, {"color", optional_argument, NULL, COLOR_OPT}, {"colour", optional_argument, NULL, COLOR_OPT}, {"exclude", required_argument, NULL, R_EXCLUDE_OPT}, {"include", required_argument, NULL, R_INCLUDE_OPT}, {"exclude-dir", required_argument, NULL, R_DEXCLUDE_OPT}, {"include-dir", required_argument, NULL, R_DINCLUDE_OPT}, {"after-context", required_argument, NULL, 'A'}, {"text", no_argument, NULL, 'a'}, {"before-context", required_argument, NULL, 'B'}, {"byte-offset", no_argument, NULL, 'b'}, {"context", optional_argument, NULL, 'C'}, {"count", no_argument, NULL, 'c'}, {"devices", required_argument, NULL, 'D'}, {"directories", required_argument, NULL, 'd'}, {"extended-regexp", no_argument, NULL, 'E'}, {"regexp", required_argument, NULL, 'e'}, {"fixed-strings", no_argument, NULL, 'F'}, {"file", required_argument, NULL, 'f'}, {"basic-regexp", no_argument, NULL, 'G'}, {"no-filename", no_argument, NULL, 'h'}, {"with-filename", no_argument, NULL, 'H'}, {"ignore-case", no_argument, NULL, 'i'}, {"bz2decompress", no_argument, NULL, 'J'}, {"files-with-matches", no_argument, NULL, 'l'}, {"files-without-match", no_argument, NULL, 'L'}, {"max-count", required_argument, NULL, 'm'}, {"lzma", no_argument, NULL, 'M'}, {"line-number", no_argument, NULL, 'n'}, {"only-matching", no_argument, NULL, 'o'}, {"quiet", no_argument, NULL, 'q'}, {"silent", no_argument, NULL, 'q'}, {"recursive", no_argument, NULL, 'r'}, {"no-messages", no_argument, NULL, 's'}, {"binary", no_argument, NULL, 'U'}, {"unix-byte-offsets", no_argument, NULL, 'u'}, {"invert-match", no_argument, NULL, 'v'}, {"version", no_argument, NULL, 'V'}, {"word-regexp", no_argument, NULL, 'w'}, {"line-regexp", no_argument, NULL, 'x'}, {"xz", no_argument, NULL, 'X'}, {"null-data", no_argument, NULL, 'z'}, {"decompress", no_argument, NULL, 'Z'}, {NULL, no_argument, NULL, 0} }; /* * Adds a searching pattern to the internal array. */ static void add_pattern(char *pat, size_t len) { /* Do not add further pattern is we already match everything */ if (matchall) return; /* Check if we can do a shortcut */ if (len == 0) { matchall = true; for (unsigned int i = 0; i < patterns; i++) { free(pattern[i].pat); } pattern = grep_realloc(pattern, sizeof(struct pat)); pattern[0].pat = NULL; pattern[0].len = 0; patterns = 1; return; } /* Increase size if necessary */ if (patterns == pattern_sz) { pattern_sz *= 2; pattern = grep_realloc(pattern, ++pattern_sz * sizeof(struct pat)); } if (len > 0 && pat[len - 1] == '\n') --len; /* pat may not be NUL-terminated */ pattern[patterns].pat = grep_malloc(len + 1); memcpy(pattern[patterns].pat, pat, len); pattern[patterns].len = len; pattern[patterns].pat[len] = '\0'; ++patterns; } /* * Adds a file include/exclude pattern to the internal array. */ static void add_fpattern(const char *pat, int mode) { /* Increase size if necessary */ if (fpatterns == fpattern_sz) { fpattern_sz *= 2; fpattern = grep_realloc(fpattern, ++fpattern_sz * sizeof(struct epat)); } fpattern[fpatterns].pat = grep_strdup(pat); fpattern[fpatterns].mode = mode; ++fpatterns; } /* * Adds a directory include/exclude pattern to the internal array. */ static void add_dpattern(const char *pat, int mode) { /* Increase size if necessary */ if (dpatterns == dpattern_sz) { dpattern_sz *= 2; dpattern = grep_realloc(dpattern, ++dpattern_sz * sizeof(struct epat)); } dpattern[dpatterns].pat = grep_strdup(pat); dpattern[dpatterns].mode = mode; ++dpatterns; } /* * Reads searching patterns from a file and adds them with add_pattern(). */ static void read_patterns(const char *fn) { struct stat st; FILE *f; char *line; size_t len; ssize_t rlen; if ((f = fopen(fn, "r")) == NULL) err(2, "%s", fn); if ((fstat(fileno(f), &st) == -1) || (S_ISDIR(st.st_mode))) { fclose(f); return; } len = 0; line = NULL; while ((rlen = getline(&line, &len, f)) != -1) { if (line[0] == '\0') continue; add_pattern(line, line[0] == '\n' ? 0 : (size_t)rlen); } free(line); if (ferror(f)) err(2, "%s", fn); fclose(f); } static inline const char * init_color(const char *d) { char *c; c = getenv("GREP_COLOR"); return (c != NULL && c[0] != '\0' ? c : d); } int main(int argc, char *argv[]) { char **aargv, **eargv, *eopts; char *ep; const char *pn; unsigned long long l; unsigned int aargc, eargc, i; int c, lastc, needpattern, newarg, prevoptind; setlocale(LC_ALL, ""); #ifndef WITHOUT_NLS catalog = catopen("grep", NL_CAT_LOCALE); #endif /* Check what is the program name of the binary. In this way we can have all the funcionalities in one binary without the need of scripting and using ugly hacks. */ pn = getprogname(); if (pn[0] == 'b' && pn[1] == 'z') { filebehave = FILE_BZIP; pn += 2; } else if (pn[0] == 'x' && pn[1] == 'z') { filebehave = FILE_XZ; pn += 2; } else if (pn[0] == 'l' && pn[1] == 'z') { filebehave = FILE_LZMA; pn += 2; } else if (pn[0] == 'r') { dirbehave = DIR_RECURSE; Hflag = true; } else if (pn[0] == 'z') { filebehave = FILE_GZIP; pn += 1; } switch (pn[0]) { case 'e': grepbehave = GREP_EXTENDED; break; case 'f': grepbehave = GREP_FIXED; break; } lastc = '\0'; newarg = 1; prevoptind = 1; needpattern = 1; fileeol = '\n'; eopts = getenv("GREP_OPTIONS"); /* support for extra arguments in GREP_OPTIONS */ eargc = 0; if (eopts != NULL && eopts[0] != '\0') { char *str; /* make an estimation of how many extra arguments we have */ for (unsigned int j = 0; j < strlen(eopts); j++) if (eopts[j] == ' ') eargc++; eargv = (char **)grep_malloc(sizeof(char *) * (eargc + 1)); eargc = 0; /* parse extra arguments */ while ((str = strsep(&eopts, " ")) != NULL) if (str[0] != '\0') eargv[eargc++] = grep_strdup(str); aargv = (char **)grep_calloc(eargc + argc + 1, sizeof(char *)); aargv[0] = argv[0]; for (i = 0; i < eargc; i++) aargv[i + 1] = eargv[i]; for (int j = 1; j < argc; j++, i++) aargv[i + 1] = argv[j]; aargc = eargc + argc; } else { aargv = argv; aargc = argc; } while (((c = getopt_long(aargc, aargv, optstr, long_options, NULL)) != -1)) { switch (c) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': if (newarg || !isdigit(lastc)) Aflag = 0; else if (Aflag > LLONG_MAX / 10) { errno = ERANGE; err(2, NULL); } Aflag = Bflag = (Aflag * 10) + (c - '0'); break; case 'C': if (optarg == NULL) { Aflag = Bflag = 2; break; } /* FALLTHROUGH */ case 'A': /* FALLTHROUGH */ case 'B': errno = 0; l = strtoull(optarg, &ep, 10); if (((errno == ERANGE) && (l == ULLONG_MAX)) || ((errno == EINVAL) && (l == 0))) err(2, NULL); else if (ep[0] != '\0') { errno = EINVAL; err(2, NULL); } if (c == 'A') Aflag = l; else if (c == 'B') Bflag = l; else Aflag = Bflag = l; break; case 'a': binbehave = BINFILE_TEXT; break; case 'b': bflag = true; break; case 'c': cflag = true; break; case 'D': if (strcasecmp(optarg, "skip") == 0) devbehave = DEV_SKIP; else if (strcasecmp(optarg, "read") == 0) devbehave = DEV_READ; else errx(2, getstr(3), "--devices"); break; case 'd': if (strcasecmp("recurse", optarg) == 0) { Hflag = true; dirbehave = DIR_RECURSE; } else if (strcasecmp("skip", optarg) == 0) dirbehave = DIR_SKIP; else if (strcasecmp("read", optarg) == 0) dirbehave = DIR_READ; else errx(2, getstr(3), "--directories"); break; case 'E': grepbehave = GREP_EXTENDED; break; case 'e': { char *token; char *string = optarg; while ((token = strsep(&string, "\n")) != NULL) add_pattern(token, strlen(token)); } needpattern = 0; break; case 'F': grepbehave = GREP_FIXED; break; case 'f': read_patterns(optarg); needpattern = 0; break; case 'G': grepbehave = GREP_BASIC; break; case 'H': Hflag = true; break; case 'h': Hflag = false; hflag = true; break; case 'I': binbehave = BINFILE_SKIP; break; case 'i': case 'y': iflag = true; cflags |= REG_ICASE; break; case 'J': #ifdef WITHOUT_BZIP2 errno = EOPNOTSUPP; err(2, "bzip2 support was disabled at compile-time"); #endif filebehave = FILE_BZIP; break; case 'L': lflag = false; Lflag = true; break; case 'l': Lflag = false; lflag = true; break; case 'm': mflag = true; errno = 0; mlimit = mcount = strtoll(optarg, &ep, 10); if (((errno == ERANGE) && (mcount == LLONG_MAX)) || ((errno == EINVAL) && (mcount == 0))) err(2, NULL); else if (ep[0] != '\0') { errno = EINVAL; err(2, NULL); } break; case 'M': filebehave = FILE_LZMA; break; case 'n': nflag = true; break; case 'O': linkbehave = LINK_EXPLICIT; break; case 'o': oflag = true; cflags &= ~REG_NOSUB; break; case 'p': linkbehave = LINK_SKIP; break; case 'q': qflag = true; break; case 'S': linkbehave = LINK_READ; break; case 'R': case 'r': dirbehave = DIR_RECURSE; Hflag = true; break; case 's': sflag = true; break; case 'U': binbehave = BINFILE_BIN; break; case 'u': case MMAP_OPT: filebehave = FILE_MMAP; break; case 'V': #ifdef WITH_GNU printf(getstr(10), getprogname(), VERSION); #else printf(getstr(9), getprogname(), VERSION); #endif exit(0); case 'v': vflag = true; break; case 'w': wflag = true; cflags &= ~REG_NOSUB; break; case 'x': xflag = true; cflags &= ~REG_NOSUB; break; case 'X': filebehave = FILE_XZ; break; case 'z': fileeol = '\0'; break; case 'Z': filebehave = FILE_GZIP; break; case BIN_OPT: if (strcasecmp("binary", optarg) == 0) binbehave = BINFILE_BIN; else if (strcasecmp("without-match", optarg) == 0) binbehave = BINFILE_SKIP; else if (strcasecmp("text", optarg) == 0) binbehave = BINFILE_TEXT; else errx(2, getstr(3), "--binary-files"); break; case COLOR_OPT: color = NULL; if (optarg == NULL || strcasecmp("auto", optarg) == 0 || strcasecmp("tty", optarg) == 0 || strcasecmp("if-tty", optarg) == 0) { char *term; term = getenv("TERM"); if (isatty(STDOUT_FILENO) && term != NULL && strcasecmp(term, "dumb") != 0) color = init_color("01;31"); } else if (strcasecmp("always", optarg) == 0 || strcasecmp("yes", optarg) == 0 || strcasecmp("force", optarg) == 0) { color = init_color("01;31"); } else if (strcasecmp("never", optarg) != 0 && strcasecmp("none", optarg) != 0 && strcasecmp("no", optarg) != 0) errx(2, getstr(3), "--color"); cflags &= ~REG_NOSUB; break; case LABEL_OPT: label = optarg; break; case LINEBUF_OPT: lbflag = true; break; case NULL_OPT: nullflag = true; break; case R_INCLUDE_OPT: finclude = true; add_fpattern(optarg, INCL_PAT); break; case R_EXCLUDE_OPT: fexclude = true; add_fpattern(optarg, EXCL_PAT); break; case R_DINCLUDE_OPT: dinclude = true; add_dpattern(optarg, INCL_PAT); break; case R_DEXCLUDE_OPT: dexclude = true; add_dpattern(optarg, EXCL_PAT); break; case HELP_OPT: default: usage(); } lastc = c; newarg = optind != prevoptind; prevoptind = optind; } aargc -= optind; aargv += optind; /* Empty pattern file matches nothing */ if (!needpattern && (patterns == 0)) exit(1); /* Fail if we don't have any pattern */ if (aargc == 0 && needpattern) usage(); /* Process patterns from command line */ if (aargc != 0 && needpattern) { char *token; char *string = *aargv; while ((token = strsep(&string, "\n")) != NULL) add_pattern(token, strlen(token)); --aargc; ++aargv; } switch (grepbehave) { case GREP_BASIC: break; case GREP_FIXED: /* XXX: header mess, REG_LITERAL not defined in gnu/regex.h */ cflags |= 0020; break; case GREP_EXTENDED: cflags |= REG_EXTENDED; break; default: /* NOTREACHED */ usage(); } #ifndef WITHOUT_FASTMATCH fg_pattern = grep_calloc(patterns, sizeof(*fg_pattern)); #endif r_pattern = grep_calloc(patterns, sizeof(*r_pattern)); - /* Check if cheating is allowed (always is for fgrep). */ - for (i = 0; i < patterns; ++i) { + /* Don't process any patterns if we have a blank one */ + if (!matchall) { + /* Check if cheating is allowed (always is for fgrep). */ + for (i = 0; i < patterns; ++i) { #ifndef WITHOUT_FASTMATCH - /* Attempt compilation with fastmatch regex and fallback to - regex(3) if it fails. */ - if (fastncomp(&fg_pattern[i], pattern[i].pat, - pattern[i].len, cflags) == 0) - continue; + /* + * Attempt compilation with fastmatch regex and + * fallback to regex(3) if it fails. + */ + if (fastncomp(&fg_pattern[i], pattern[i].pat, + pattern[i].len, cflags) == 0) + continue; #endif - c = regcomp(&r_pattern[i], pattern[i].pat, cflags); - if (c != 0) { - regerror(c, &r_pattern[i], re_error, - RE_ERROR_BUF); - errx(2, "%s", re_error); + c = regcomp(&r_pattern[i], pattern[i].pat, cflags); + if (c != 0) { + regerror(c, &r_pattern[i], re_error, + RE_ERROR_BUF); + errx(2, "%s", re_error); + } } } if (lbflag) setlinebuf(stdout); if ((aargc == 0 || aargc == 1) && !Hflag) hflag = true; if (aargc == 0 && dirbehave != DIR_RECURSE) exit(!procfile("-")); if (dirbehave == DIR_RECURSE) c = grep_tree(aargv); else for (c = 0; aargc--; ++aargv) { if ((finclude || fexclude) && !file_matching(*aargv)) continue; c+= procfile(*aargv); } #ifndef WITHOUT_NLS catclose(catalog); #endif /* Find out the correct return value according to the results and the command line option. */ exit(c ? (file_err ? (qflag ? 0 : 2) : 0) : (file_err ? 2 : 1)); } Index: head/usr.bin/grep/grep.h =================================================================== --- head/usr.bin/grep/grep.h (revision 317702) +++ head/usr.bin/grep/grep.h (revision 317703) @@ -1,158 +1,157 @@ /* $NetBSD: grep.h,v 1.5 2011/02/27 17:33:37 joerg Exp $ */ /* $OpenBSD: grep.h,v 1.15 2010/04/05 03:03:55 tedu Exp $ */ /* $FreeBSD$ */ /*- * Copyright (c) 1999 James Howard and Dag-Erling Coïdan Smørgrav * Copyright (c) 2008-2009 Gabor Kovesdan * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include #include #include #include #include #include #ifndef WITHOUT_FASTMATCH #include "fastmatch.h" #endif #ifdef WITHOUT_NLS #define getstr(n) errstr[n] #else #include extern nl_catd catalog; #define getstr(n) catgets(catalog, 1, n, errstr[n]) #endif extern const char *errstr[]; #define VERSION "2.5.1-FreeBSD" #define GREP_FIXED 0 #define GREP_BASIC 1 #define GREP_EXTENDED 2 #define BINFILE_BIN 0 #define BINFILE_SKIP 1 #define BINFILE_TEXT 2 #define FILE_STDIO 0 #define FILE_MMAP 1 #define FILE_GZIP 2 #define FILE_BZIP 3 #define FILE_XZ 4 #define FILE_LZMA 5 #define DIR_READ 0 #define DIR_SKIP 1 #define DIR_RECURSE 2 #define DEV_READ 0 #define DEV_SKIP 1 #define LINK_READ 0 #define LINK_EXPLICIT 1 #define LINK_SKIP 2 #define EXCL_PAT 0 #define INCL_PAT 1 #define MAX_LINE_MATCHES 32 struct file { int fd; bool binary; }; struct str { off_t off; size_t len; char *dat; char *file; int line_no; }; struct pat { char *pat; int len; }; struct epat { char *pat; int mode; }; /* Flags passed to regcomp() and regexec() */ extern int cflags, eflags; /* Command line flags */ extern bool Eflag, Fflag, Gflag, Hflag, Lflag, bflag, cflag, hflag, iflag, lflag, mflag, nflag, oflag, qflag, sflag, vflag, wflag, xflag; extern bool dexclude, dinclude, fexclude, finclude, lbflag, nullflag; extern unsigned long long Aflag, Bflag; extern long long mcount; extern long long mlimit; extern char fileeol; extern char *label; extern const char *color; extern int binbehave, devbehave, dirbehave, filebehave, grepbehave, linkbehave; -extern bool file_err, first, matchall, prev; -extern int tail; +extern bool file_err, matchall; extern unsigned int dpatterns, fpatterns, patterns; extern struct pat *pattern; extern struct epat *dpattern, *fpattern; extern regex_t *er_pattern, *r_pattern; #ifndef WITHOUT_FASTMATCH extern fastmatch_t *fg_pattern; #endif /* For regex errors */ #define RE_ERROR_BUF 512 extern char re_error[RE_ERROR_BUF + 1]; /* Seems big enough */ /* util.c */ bool file_matching(const char *fname); int procfile(const char *fn); int grep_tree(char **argv); void *grep_malloc(size_t size); void *grep_calloc(size_t nmemb, size_t size); void *grep_realloc(void *ptr, size_t size); char *grep_strdup(const char *str); -void printline(struct str *line, int sep, regmatch_t *matches, int m); +void grep_printline(struct str *line, int sep); /* queue.c */ -void enqueue(struct str *x); +bool enqueue(struct str *x); void printqueue(void); void clearqueue(void); /* file.c */ void grep_close(struct file *f); struct file *grep_open(const char *path); char *grep_fgetln(struct file *f, size_t *len); Index: head/usr.bin/grep/queue.c =================================================================== --- head/usr.bin/grep/queue.c (revision 317702) +++ head/usr.bin/grep/queue.c (revision 317703) @@ -1,113 +1,118 @@ /* $NetBSD: queue.c,v 1.5 2011/08/31 16:24:57 plunky Exp $ */ /* $FreeBSD$ */ /*- * Copyright (c) 1999 James Howard and Dag-Erling Coïdan Smørgrav * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /* * A really poor man's queue. It does only what it has to and gets out of * Dodge. It is used in place of to get a better performance. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include "grep.h" struct qentry { STAILQ_ENTRY(qentry) list; struct str data; }; static STAILQ_HEAD(, qentry) queue = STAILQ_HEAD_INITIALIZER(queue); static unsigned long long count; static struct qentry *dequeue(void); -void +/* + * Enqueue another line; return true if we've dequeued a line as a result + */ +bool enqueue(struct str *x) { struct qentry *item; item = grep_malloc(sizeof(struct qentry)); item->data.dat = grep_malloc(sizeof(char) * x->len); item->data.len = x->len; item->data.line_no = x->line_no; item->data.off = x->off; memcpy(item->data.dat, x->dat, x->len); item->data.file = x->file; STAILQ_INSERT_TAIL(&queue, item, list); if (++count > Bflag) { item = dequeue(); free(item->data.dat); free(item); + return (true); } + return (false); } static struct qentry * dequeue(void) { struct qentry *item; item = STAILQ_FIRST(&queue); if (item == NULL) return (NULL); STAILQ_REMOVE_HEAD(&queue, list); --count; return (item); } void printqueue(void) { struct qentry *item; while ((item = dequeue()) != NULL) { - printline(&item->data, '-', NULL, 0); + grep_printline(&item->data, '-'); free(item->data.dat); free(item); } } void clearqueue(void) { struct qentry *item; while ((item = dequeue()) != NULL) { free(item->data.dat); free(item); } } Index: head/usr.bin/grep/tests/Makefile =================================================================== --- head/usr.bin/grep/tests/Makefile (revision 317702) +++ head/usr.bin/grep/tests/Makefile (revision 317703) @@ -1,53 +1,57 @@ # $FreeBSD$ PACKAGE= tests ATF_TESTS_SH+= grep_freebsd_test NETBSD_ATF_TESTS_SH= grep_test ${PACKAGE}FILES+= d_basic.out ${PACKAGE}FILES+= d_begin_end_a.out ${PACKAGE}FILES+= d_begin_end_b.out ${PACKAGE}FILES+= d_binary.out ${PACKAGE}FILES+= d_color_a.in ${PACKAGE}FILES+= d_color_a.out ${PACKAGE}FILES+= d_color_b.in ${PACKAGE}FILES+= d_color_b.out ${PACKAGE}FILES+= d_color_c.out ${PACKAGE}FILES+= d_context2_a.out ${PACKAGE}FILES+= d_context2_b.out ${PACKAGE}FILES+= d_context2_c.out ${PACKAGE}FILES+= d_context_a.in ${PACKAGE}FILES+= d_context_a.out ${PACKAGE}FILES+= d_context_b.in +${PACKAGE}FILES+= d_context_e.in ${PACKAGE}FILES+= d_context_b.out ${PACKAGE}FILES+= d_context_c.out ${PACKAGE}FILES+= d_context_d.out +${PACKAGE}FILES+= d_context_e.out +${PACKAGE}FILES+= d_context_f.out +${PACKAGE}FILES+= d_context_g.out ${PACKAGE}FILES+= d_egrep.out ${PACKAGE}FILES+= d_escmap.in ${PACKAGE}FILES+= d_f_file_empty.in ${PACKAGE}FILES+= d_file_exp.in ${PACKAGE}FILES+= d_file_exp.out ${PACKAGE}FILES+= d_ignore_case.out ${PACKAGE}FILES+= d_input ${PACKAGE}FILES+= d_invert.in ${PACKAGE}FILES+= d_invert.out ${PACKAGE}FILES+= d_oflag_zerolen_a.in ${PACKAGE}FILES+= d_oflag_zerolen_a.out ${PACKAGE}FILES+= d_oflag_zerolen_b.in ${PACKAGE}FILES+= d_oflag_zerolen_b.out ${PACKAGE}FILES+= d_oflag_zerolen_c.in ${PACKAGE}FILES+= d_oflag_zerolen_c.out ${PACKAGE}FILES+= d_oflag_zerolen_d.in ${PACKAGE}FILES+= d_oflag_zerolen_e.in ${PACKAGE}FILES+= d_oflag_zerolen_e.out ${PACKAGE}FILES+= d_recurse.out ${PACKAGE}FILES+= d_recurse_symlink.err ${PACKAGE}FILES+= d_recurse_symlink.out ${PACKAGE}FILES+= d_whole_line.out ${PACKAGE}FILES+= d_word_regexps.out ${PACKAGE}FILES+= d_zgrep.out .include .include Index: head/usr.bin/grep/util.c =================================================================== --- head/usr.bin/grep/util.c (revision 317702) +++ head/usr.bin/grep/util.c (revision 317703) @@ -1,588 +1,643 @@ /* $NetBSD: util.c,v 1.9 2011/02/27 17:33:37 joerg Exp $ */ /* $FreeBSD$ */ /* $OpenBSD: util.c,v 1.39 2010/07/02 22:18:03 tedu Exp $ */ /*- * Copyright (c) 1999 James Howard and Dag-Erling Coïdan Smørgrav * Copyright (C) 2008-2010 Gabor Kovesdan * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifndef WITHOUT_FASTMATCH #include "fastmatch.h" #endif #include "grep.h" -static int linesqueued; -static int procline(struct str *l, int); +static bool first_match = true; -static int lasta; -static bool ctxover; +/* + * Parsing context; used to hold things like matches made and + * other useful bits + */ +struct parsec { + regmatch_t matches[MAX_LINE_MATCHES]; /* Matches made */ + struct str ln; /* Current line */ + size_t matchidx; /* Latest used match index */ + bool binary; /* Binary file? */ +}; + +static int procline(struct parsec *pc); +static void printline(struct parsec *pc, int sep); +static void printline_metadata(struct str *line, int sep); + bool file_matching(const char *fname) { char *fname_base, *fname_buf; bool ret; ret = finclude ? false : true; fname_buf = strdup(fname); if (fname_buf == NULL) err(2, "strdup"); fname_base = basename(fname_buf); for (unsigned int i = 0; i < fpatterns; ++i) { if (fnmatch(fpattern[i].pat, fname, 0) == 0 || fnmatch(fpattern[i].pat, fname_base, 0) == 0) { if (fpattern[i].mode == EXCL_PAT) { ret = false; break; } else ret = true; } } free(fname_buf); return (ret); } static inline bool dir_matching(const char *dname) { bool ret; ret = dinclude ? false : true; for (unsigned int i = 0; i < dpatterns; ++i) { if (dname != NULL && fnmatch(dpattern[i].pat, dname, 0) == 0) { if (dpattern[i].mode == EXCL_PAT) return (false); else ret = true; } } return (ret); } /* * Processes a directory when a recursive search is performed with * the -R option. Each appropriate file is passed to procfile(). */ int grep_tree(char **argv) { FTS *fts; FTSENT *p; int c, fts_flags; bool ok; const char *wd[] = { ".", NULL }; c = fts_flags = 0; switch(linkbehave) { case LINK_EXPLICIT: fts_flags = FTS_COMFOLLOW; break; case LINK_SKIP: fts_flags = FTS_PHYSICAL; break; default: fts_flags = FTS_LOGICAL; } fts_flags |= FTS_NOSTAT | FTS_NOCHDIR; fts = fts_open((argv[0] == NULL) ? __DECONST(char * const *, wd) : argv, fts_flags, NULL); if (fts == NULL) err(2, "fts_open"); while ((p = fts_read(fts)) != NULL) { switch (p->fts_info) { case FTS_DNR: /* FALLTHROUGH */ case FTS_ERR: file_err = true; if(!sflag) warnx("%s: %s", p->fts_path, strerror(p->fts_errno)); break; case FTS_D: /* FALLTHROUGH */ case FTS_DP: if (dexclude || dinclude) if (!dir_matching(p->fts_name) || !dir_matching(p->fts_path)) fts_set(fts, p, FTS_SKIP); break; case FTS_DC: /* Print a warning for recursive directory loop */ warnx("warning: %s: recursive directory loop", p->fts_path); break; default: /* Check for file exclusion/inclusion */ ok = true; if (fexclude || finclude) ok &= file_matching(p->fts_path); if (ok) c += procfile(p->fts_path); break; } } fts_close(fts); return (c); } /* * Opens a file and processes it. Each file is processed line-by-line * passing the lines to procline(). */ int procfile(const char *fn) { + struct parsec pc; struct file *f; struct stat sb; - struct str ln; + struct str *ln; mode_t s; - int c, t; + int c, last_outed, t, tail; + bool doctx, same_file; + doctx = false; + if ((!pc.binary || binbehave != BINFILE_BIN) && !cflag && !qflag && + !lflag && !Lflag && (Aflag != 0 || Bflag != 0)) + doctx = true; mcount = mlimit; if (strcmp(fn, "-") == 0) { fn = label != NULL ? label : getstr(1); f = grep_open(NULL); } else { if (!stat(fn, &sb)) { /* Check if we need to process the file */ s = sb.st_mode & S_IFMT; if (s == S_IFDIR && dirbehave == DIR_SKIP) return (0); if ((s == S_IFIFO || s == S_IFCHR || s == S_IFBLK || s == S_IFSOCK) && devbehave == DEV_SKIP) return (0); } f = grep_open(fn); } if (f == NULL) { file_err = true; if (!sflag) warn("%s", fn); return (0); } - ln.file = grep_malloc(strlen(fn) + 1); - strcpy(ln.file, fn); - ln.line_no = 0; - ln.len = 0; - ctxover = false; - linesqueued = 0; + /* Convenience */ + ln = &pc.ln; + pc.ln.file = grep_malloc(strlen(fn) + 1); + strcpy(pc.ln.file, fn); + pc.ln.line_no = 0; + pc.ln.len = 0; + pc.ln.off = -1; + pc.binary = f->binary; tail = 0; - lasta = 0; - ln.off = -1; + last_outed = 0; + same_file = false; for (c = 0; c == 0 || !(lflag || qflag); ) { - ln.off += ln.len + 1; - if ((ln.dat = grep_fgetln(f, &ln.len)) == NULL || ln.len == 0) { - if (ln.line_no == 0 && matchall) - exit(0); + /* Reset match count for every line processed */ + pc.matchidx = 0; + pc.ln.off += pc.ln.len + 1; + if ((pc.ln.dat = grep_fgetln(f, &pc.ln.len)) == NULL || + pc.ln.len == 0) { + if (pc.ln.line_no == 0 && matchall) + /* + * An empty file with an empty pattern and the + * -w flag does not match + */ + exit(matchall && wflag ? 1 : 0); else break; } - if (ln.len > 0 && ln.dat[ln.len - 1] == fileeol) - --ln.len; - ln.line_no++; + if (pc.ln.len > 0 && pc.ln.dat[pc.ln.len - 1] == fileeol) + --pc.ln.len; + pc.ln.line_no++; + /* Return if we need to skip a binary file */ - if (f->binary && binbehave == BINFILE_SKIP) { + if (pc.binary && binbehave == BINFILE_SKIP) { grep_close(f); - free(ln.file); + free(pc.ln.file); free(f); return (0); } - /* Process the file line-by-line, enqueue non-matching lines */ - if ((t = procline(&ln, f->binary)) == 0 && Bflag > 0) { - /* Except don't enqueue lines that appear in -A ctx */ - if (ln.line_no == 0 || lasta != ln.line_no) { - /* queue is maxed to Bflag number of lines */ - enqueue(&ln); - linesqueued++; - ctxover = false; + if ((t = procline(&pc)) == 0) + ++c; + + /* Deal with any -B context or context separators */ + if (t == 0 && doctx) { + if (!first_match && (!same_file || last_outed > 0)) + printf("--\n"); + if (Bflag > 0) + printqueue(); + tail = Aflag; + } + /* Print the matching line, but only if not quiet/binary */ + if (t == 0 && !qflag && !pc.binary) { + printline(&pc, ':'); + first_match = false; + same_file = true; + last_outed = 0; + } + if (t != 0 && doctx) { + /* Deal with any -A context */ + if (tail > 0) { + printline(&pc, '-'); + tail--; + if (Bflag > 0) + clearqueue(); } else { /* - * Indicate to procline() that we have ctx - * overlap and make sure queue is empty. + * Enqueue non-matching lines for -B context. + * If we're not actually doing -B context or if + * the enqueue resulted in a line being rotated + * out, then go ahead and increment last_outed + * to signify a gap between context/match. */ - if (!ctxover) - clearqueue(); - ctxover = true; + if (Bflag == 0 || (Bflag > 0 && enqueue(ln))) + ++last_outed; } } - c += t; - if (mflag && mcount <= 0) - break; + + /* Count the matches if we have a match limit */ + if (t == 0 && mflag) { + --mcount; + if (mflag && mcount <= 0) + break; + } + } if (Bflag > 0) clearqueue(); grep_close(f); if (cflag) { if (!hflag) - printf("%s:", ln.file); + printf("%s:", pc.ln.file); printf("%u\n", c); } if (lflag && !qflag && c != 0) printf("%s%c", fn, nullflag ? 0 : '\n'); if (Lflag && !qflag && c == 0) printf("%s%c", fn, nullflag ? 0 : '\n'); if (c && !cflag && !lflag && !Lflag && binbehave == BINFILE_BIN && f->binary && !qflag) printf(getstr(8), fn); - free(ln.file); + free(pc.ln.file); free(f); return (c); } #define iswword(x) (iswalnum((x)) || (x) == L'_') /* * Processes a line comparing it with the specified patterns. Each pattern * is looped to be compared along with the full string, saving each and every * match, which is necessary to colorize the output and to count the * matches. The matching lines are passed to printline() to display the * appropriate output. */ static int -procline(struct str *l, int nottext) +procline(struct parsec *pc) { - regmatch_t matches[MAX_LINE_MATCHES]; - regmatch_t pmatch, lastmatch; + regmatch_t pmatch, lastmatch, chkmatch; + wchar_t wbegin, wend; size_t st = 0, nst = 0; unsigned int i; - int c = 0, m = 0, r = 0, lastmatches = 0, leflags = eflags; - int startm = 0; + int c = 0, r = 0, lastmatches = 0, leflags = eflags; + size_t startm = 0, matchidx; int retry; + matchidx = pc->matchidx; + + /* Special case: empty pattern with -w flag, check first character */ + if (matchall && wflag) { + if (pc->ln.len == 0) + return (0); + wend = L' '; + if (sscanf(&pc->ln.dat[0], "%lc", &wend) != 1 || iswword(wend)) + return (1); + else + return (0); + } else if (matchall) + return (0); + /* Initialize to avoid a false positive warning from GCC. */ lastmatch.rm_so = lastmatch.rm_eo = 0; /* Loop to process the whole line */ - while (st <= l->len) { + while (st <= pc->ln.len) { lastmatches = 0; - startm = m; + startm = matchidx; retry = 0; if (st > 0) leflags |= REG_NOTBOL; /* Loop to compare with all the patterns */ for (i = 0; i < patterns; i++) { pmatch.rm_so = st; - pmatch.rm_eo = l->len; + pmatch.rm_eo = pc->ln.len; #ifndef WITHOUT_FASTMATCH if (fg_pattern[i].pattern) r = fastexec(&fg_pattern[i], - l->dat, 1, &pmatch, leflags); + pc->ln.dat, 1, &pmatch, leflags); else #endif - r = regexec(&r_pattern[i], l->dat, 1, + r = regexec(&r_pattern[i], pc->ln.dat, 1, &pmatch, leflags); - r = (r == 0) ? 0 : REG_NOMATCH; - if (r == REG_NOMATCH) + if (r != 0) continue; /* Check for full match */ - if (r == 0 && xflag) - if (pmatch.rm_so != 0 || - (size_t)pmatch.rm_eo != l->len) - r = REG_NOMATCH; + if (xflag && (pmatch.rm_so != 0 || + (size_t)pmatch.rm_eo != pc->ln.len)) + continue; /* Check for whole word match */ #ifndef WITHOUT_FASTMATCH - if (r == 0 && (wflag || fg_pattern[i].word)) { + if (wflag || fg_pattern[i].word) { #else - if (r == 0 && wflag) { + if (wflag) { #endif - wchar_t wbegin, wend; - wbegin = wend = L' '; if (pmatch.rm_so != 0 && - sscanf(&l->dat[pmatch.rm_so - 1], + sscanf(&pc->ln.dat[pmatch.rm_so - 1], "%lc", &wbegin) != 1) r = REG_NOMATCH; else if ((size_t)pmatch.rm_eo != - l->len && - sscanf(&l->dat[pmatch.rm_eo], + pc->ln.len && + sscanf(&pc->ln.dat[pmatch.rm_eo], "%lc", &wend) != 1) r = REG_NOMATCH; else if (iswword(wbegin) || iswword(wend)) r = REG_NOMATCH; /* * If we're doing whole word matching and we * matched once, then we should try the pattern - * again after advancing just past the start of + * again after advancing just past the start of * the earliest match. This allows the pattern * to match later on in the line and possibly * still match a whole word. */ if (r == REG_NOMATCH && (retry == 0 || pmatch.rm_so + 1 < retry)) retry = pmatch.rm_so + 1; + if (r == REG_NOMATCH) + continue; } - if (r == 0) { - lastmatches++; - lastmatch = pmatch; - if (m == 0) - c++; - if (m < MAX_LINE_MATCHES) { - /* Replace previous match if the new one is earlier and/or longer */ - if (m > startm) { - if (pmatch.rm_so < matches[m-1].rm_so || - (pmatch.rm_so == matches[m-1].rm_so && (pmatch.rm_eo - pmatch.rm_so) > (matches[m-1].rm_eo - matches[m-1].rm_so))) { - matches[m-1] = pmatch; - nst = pmatch.rm_eo; - } - } else { - /* Advance as normal if not */ - matches[m++] = pmatch; - nst = pmatch.rm_eo; - } - } + lastmatches++; + lastmatch = pmatch; - /* matches - skip further patterns */ - if ((color == NULL && !oflag) || - qflag || lflag) - break; + if (matchidx == 0) + c++; + + /* + * Replace previous match if the new one is earlier + * and/or longer. This will lead to some amount of + * extra work if -o/--color are specified, but it's + * worth it from a correctness point of view. + */ + if (matchidx > startm) { + chkmatch = pc->matches[matchidx - 1]; + if (pmatch.rm_so < chkmatch.rm_so || + (pmatch.rm_so == chkmatch.rm_so && + (pmatch.rm_eo - pmatch.rm_so) > + (chkmatch.rm_eo - chkmatch.rm_so))) { + pc->matches[matchidx - 1] = pmatch; + nst = pmatch.rm_eo; + } + } else { + /* Advance as normal if not */ + pc->matches[matchidx++] = pmatch; + nst = pmatch.rm_eo; } + /* avoid excessive matching - skip further patterns */ + if ((color == NULL && !oflag) || qflag || lflag || + matchidx >= MAX_LINE_MATCHES) + break; } /* * Advance to just past the start of the earliest match, try * again just in case we still have a chance to match later in * the string. */ if (lastmatches == 0 && retry > 0) { st = retry; continue; } /* One pass if we are not recording matches */ if (!wflag && ((color == NULL && !oflag) || qflag || lflag || Lflag)) break; /* If we didn't have any matches or REG_NOSUB set */ if (lastmatches == 0 || (cflags & REG_NOSUB)) - nst = l->len; + nst = pc->ln.len; if (lastmatches == 0) /* No matches */ break; else if (st == nst && lastmatch.rm_so == lastmatch.rm_eo) /* Zero-length match -- advance one more so we don't get stuck */ nst++; /* Advance st based on previous matches */ st = nst; } - + /* Reflect the new matchidx in the context */ + pc->matchidx = matchidx; if (vflag) c = !c; - - /* Count the matches if we have a match limit */ - if (mflag) - mcount -= c; - - if (c && binbehave == BINFILE_BIN && nottext) - return (c); /* Binary file */ - - /* Dealing with the context */ - if ((tail || c) && !cflag && !qflag && !lflag && !Lflag) { - if (c) { - if (!first && !prev && !tail && (Bflag || Aflag) && - !ctxover) - printf("--\n"); - tail = Aflag; - if (Bflag > 0) { - printqueue(); - ctxover = false; - } - linesqueued = 0; - printline(l, ':', matches, m); - } else { - /* Print -A lines following matches */ - lasta = l->line_no; - printline(l, '-', matches, m); - tail--; - } - } - - if (c) { - prev = true; - first = false; - } else - prev = false; - - return (c); + return (c ? 0 : 1); } /* * Safe malloc() for internal use. */ void * grep_malloc(size_t size) { void *ptr; if ((ptr = malloc(size)) == NULL) err(2, "malloc"); return (ptr); } /* * Safe calloc() for internal use. */ void * grep_calloc(size_t nmemb, size_t size) { void *ptr; if ((ptr = calloc(nmemb, size)) == NULL) err(2, "calloc"); return (ptr); } /* * Safe realloc() for internal use. */ void * grep_realloc(void *ptr, size_t size) { if ((ptr = realloc(ptr, size)) == NULL) err(2, "realloc"); return (ptr); } /* * Safe strdup() for internal use. */ char * grep_strdup(const char *str) { char *ret; if ((ret = strdup(str)) == NULL) err(2, "strdup"); return (ret); } /* - * Prints a matching line according to the command line options. + * Print an entire line as-is, there are no inline matches to consider. This is + * used for printing context. */ -void -printline(struct str *line, int sep, regmatch_t *matches, int m) +void grep_printline(struct str *line, int sep) { + printline_metadata(line, sep); + fwrite(line->dat, line->len, 1, stdout); + putchar(fileeol); +} + +static void +printline_metadata(struct str *line, int sep) { - size_t a = 0; - int i, n = 0; + bool printsep; - /* If matchall, everything matches but don't actually print for -o */ - if (oflag && matchall) - return; - + printsep = false; if (!hflag) { if (!nullflag) { fputs(line->file, stdout); - ++n; + printsep = true; } else { printf("%s", line->file); putchar(0); } } if (nflag) { - if (n > 0) + if (printsep) putchar(sep); printf("%d", line->line_no); - ++n; + printsep = true; } if (bflag) { - if (n > 0) + if (printsep) putchar(sep); printf("%lld", (long long)line->off); - ++n; + printsep = true; } - if (n) + if (printsep) putchar(sep); +} + +/* + * Prints a matching line according to the command line options. + */ +static void +printline(struct parsec *pc, int sep) +{ + size_t a = 0; + size_t i, matchidx; + regmatch_t match; + + /* If matchall, everything matches but don't actually print for -o */ + if (oflag && matchall) + return; + + matchidx = pc->matchidx; + /* --color and -o */ - if ((oflag || color) && m > 0) { - for (i = 0; i < m; i++) { + if ((oflag || color) && matchidx > 0) { + printline_metadata(&pc->ln, sep); + for (i = 0; i < matchidx; i++) { + match = pc->matches[i]; /* Don't output zero length matches */ - if (matches[i].rm_so == matches[i].rm_eo) + if (match.rm_so == match.rm_eo) continue; if (!oflag) - fwrite(line->dat + a, matches[i].rm_so - a, 1, + fwrite(pc->ln.dat + a, match.rm_so - a, 1, stdout); - if (color) + if (color) fprintf(stdout, "\33[%sm\33[K", color); - - fwrite(line->dat + matches[i].rm_so, - matches[i].rm_eo - matches[i].rm_so, 1, - stdout); - if (color) + fwrite(pc->ln.dat + match.rm_so, + match.rm_eo - match.rm_so, 1, stdout); + if (color) fprintf(stdout, "\33[m\33[K"); - a = matches[i].rm_eo; + a = match.rm_eo; if (oflag) putchar('\n'); } if (!oflag) { - if (line->len - a > 0) - fwrite(line->dat + a, line->len - a, 1, stdout); + if (pc->ln.len - a > 0) + fwrite(pc->ln.dat + a, pc->ln.len - a, 1, + stdout); putchar('\n'); } - } else { - fwrite(line->dat, line->len, 1, stdout); - putchar(fileeol); - } + } else + grep_printline(&pc->ln, sep); }