From: W. Felix Handte <w@felixhandte.com>
Date: Fri, 24 May 2019 20:55:59 +0000 (-0400)
Subject: zstdgrep: Handle -f Flag
X-Git-Tag: v1.4.1^2~40^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=61025d5b7d283e62304e177dd21db65225c4a5b2;p=thirdparty%2Fzstd.git

zstdgrep: Handle -f Flag
---

diff --git a/programs/zstdgrep b/programs/zstdgrep
index cb804b8be..4879fb0da 100755
--- a/programs/zstdgrep
+++ b/programs/zstdgrep
@@ -58,6 +58,9 @@ while [ "$#" -gt 0 ] && [ "${endofopts}" -eq 0 ]; do
                     shift 2
                     break
                     ;;
+                -f)
+                    pattern_found=2
+                    ;;
                 *)
                     ;;
             esac
@@ -117,7 +120,11 @@ else
     set -f
     while [ "$#" -gt 0 ]; do
         # shellcheck disable=SC2086
-        "${zcat}" -fq -- "$1" | "${grep}" --label="${1}" ${grep_args} -- "${pattern}" -
+        if [ $pattern_found -eq 2 ]; then
+            "${zcat}" -fq -- "$1" | "${grep}" --label="${1}" ${grep_args} -- -
+        else
+            "${zcat}" -fq -- "$1" | "${grep}" --label="${1}" ${grep_args} -- "${pattern}" -
+        fi
         [ "$?" -ne 0 ] && EXIT_CODE=1
         shift
     done