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| author | Strake <devnull@localhost> | 2003-06-08 10:15:17 -0500 |
|---|---|---|
| committer | Strake <devnull@localhost> | 2003-06-08 10:15:17 -0500 |
| commit | 0dbd779b58602d7eaded0bd02399daf62adc0fd4 (patch) | |
| tree | 9a1ba0cb680f001652acf7c46c5675238e5d0e3d /toys/pending/grep.c | |
| parent | 7b7b284ce4c1bd53d442927d9a570fcf84e0187c (diff) | |
| download | toybox-0dbd779b58602d7eaded0bd02399daf62adc0fd4.tar.gz | |
grep: add -b flag
Diffstat (limited to 'toys/pending/grep.c')
| -rw-r--r-- | toys/pending/grep.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/toys/pending/grep.c b/toys/pending/grep.c index fad894f0..6f69bdee 100644 --- a/toys/pending/grep.c +++ b/toys/pending/grep.c @@ -5,13 +5,13 @@ * See http://pubs.opengroup.org/onlinepubs/9699919799/utilities/ * See http://refspecs.linuxfoundation.org/LSB_4.1.0/LSB-Core-generic/LSB-Core-generic/cmdbehav.html -USE_GREP(NEWTOY(grep, "EFHahinosvwclqe*f*m#", TOYFLAG_BIN)) +USE_GREP(NEWTOY(grep, "EFHabhinosvwclqe*f*m#", TOYFLAG_BIN)) config GREP bool "grep" default n help - usage: grep [-clq] [-EFHhinosvw] (-e RE | -f REfile | RE) [file...] + usage: grep [-clq] [-EFHbhinosvw] (-e RE | -f REfile | RE) [file...] modes: default: print lines from each file what match regular expression RE. @@ -23,6 +23,7 @@ config GREP -E: extended RE syntax -F: fixed RE syntax, i.e. all characters literal -H: print file name + -b: print byte offset of match -h: not print file name -i: case insensitive -n: print line numbers @@ -73,6 +74,8 @@ static void do_grep (int fd, char *name) { default: if (!(toys.optflags & FLAG_h)) printf ("%s:", name); if ( (toys.optflags & FLAG_n)) printf ("%d:", n); + if ( (toys.optflags & FLAG_b)) printf ("%ld:", lseek (0, 0, SEEK_CUR) - strlen (y) + + (toys.optflags & FLAG_o ? matches[2].rm_so : 0)); if (!(toys.optflags & FLAG_o)) fputs (x, stdout); else { y += matches[2].rm_so; |