diff options
Diffstat (limited to 'main/busybox/0001-grep-support-for-x-match-whole-line.patch')
| -rw-r--r-- | main/busybox/0001-grep-support-for-x-match-whole-line.patch | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/main/busybox/0001-grep-support-for-x-match-whole-line.patch b/main/busybox/0001-grep-support-for-x-match-whole-line.patch new file mode 100644 index 0000000000..db8c4f2d9b --- /dev/null +++ b/main/busybox/0001-grep-support-for-x-match-whole-line.patch @@ -0,0 +1,68 @@ +From 7a526de36684e0c794c125d552931f59a91e445c Mon Sep 17 00:00:00 2001 +From: Natanael Copa <ncopa@alpinelinux.org> +Date: Thu, 23 Feb 2012 14:08:45 +0000 +Subject: [PATCH] grep: support for -x, match whole line + +Specified in POSIX. +http://pubs.opengroup.org/onlinepubs/009604499/utilities/grep.html + +Signed-off-by: Natanael Copa <ncopa@alpinelinux.org> +--- + findutils/grep.c | 12 +++++++++--- + 1 file changed, 9 insertions(+), 3 deletions(-) + +diff --git a/findutils/grep.c b/findutils/grep.c +index 5f42242..6125aca 100644 +--- a/findutils/grep.c ++++ b/findutils/grep.c +@@ -85,6 +85,7 @@ + //usage: "\n -r Recurse" + //usage: "\n -i Ignore case" + //usage: "\n -w Match whole words only" ++//usage: "\n -x Match whole lines only" + //usage: "\n -F PATTERN is a literal (not regexp)" + //usage: IF_FEATURE_GREP_EGREP_ALIAS( + //usage: "\n -E PATTERN is an extended regexp" +@@ -113,7 +114,7 @@ + //usage:#define fgrep_full_usage "" + + #define OPTSTR_GREP \ +- "lnqvscFiHhe:f:Lorm:w" \ ++ "lnqvscFiHhe:f:Lorm:wx" \ + IF_FEATURE_GREP_CONTEXT("A:B:C:") \ + IF_FEATURE_GREP_EGREP_ALIAS("E") \ + IF_EXTRA_COMPAT("z") \ +@@ -138,6 +139,7 @@ enum { + OPTBIT_r, /* recurse dirs */ + OPTBIT_m, /* -m MAX_MATCHES */ + OPTBIT_w, /* -w whole word match */ ++ OPTBIT_x, /* -x whole line match */ + IF_FEATURE_GREP_CONTEXT( OPTBIT_A ,) /* -A NUM: after-match context */ + IF_FEATURE_GREP_CONTEXT( OPTBIT_B ,) /* -B NUM: before-match context */ + IF_FEATURE_GREP_CONTEXT( OPTBIT_C ,) /* -C NUM: -A and -B combined */ +@@ -160,6 +162,7 @@ enum { + OPT_r = 1 << OPTBIT_r, + OPT_m = 1 << OPTBIT_m, + OPT_w = 1 << OPTBIT_w, ++ OPT_x = 1 << OPTBIT_x, + OPT_A = IF_FEATURE_GREP_CONTEXT( (1 << OPTBIT_A)) + 0, + OPT_B = IF_FEATURE_GREP_CONTEXT( (1 << OPTBIT_B)) + 0, + OPT_C = IF_FEATURE_GREP_CONTEXT( (1 << OPTBIT_C)) + 0, +@@ -370,9 +373,12 @@ static int grep_file(FILE *file) + &gl->matched_range) >= 0 + #endif + ) { +- if (!(option_mask32 & OPT_w)) ++ if (option_mask32 & OPT_x) { ++ found = (gl->matched_range.rm_so == 0 ++ && line[gl->matched_range.rm_eo] == 0); ++ } else if (!(option_mask32 & OPT_w)) { + found = 1; +- else { ++ } else { + char c = ' '; + if (gl->matched_range.rm_so) + c = line[gl->matched_range.rm_so - 1]; +-- +1.7.9.2 + |