diff options
Diffstat (limited to 'share/man/man1/grepc.1')
| -rw-r--r-- | share/man/man1/grepc.1 | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/share/man/man1/grepc.1 b/share/man/man1/grepc.1 index eb79522..176aaa6 100644 --- a/share/man/man1/grepc.1 +++ b/share/man/man1/grepc.1 @@ -21,8 +21,11 @@ and word boundaries are implicitly added to it in most cases. If no .I file is given, -nonrecursive searches read standard input, -and recursive searches examine the working directory. +this program reads standard input. +Otherwise, +it reads all files specified, +and searches under any specified directories, recursively, +without following symbolic links. .SS Types of code This program can search for several types of code. The following arguments can be passed to the @@ -144,14 +147,6 @@ instead print the name of each input file from which output would normally have been printed. Each file is only printed once. .TP -.B \-r -Recursive search. -If an input file is a directory, -read all files under such directory, recursively, -without following symbolic links. -This is useful even if specific files are specified in the command line -as it enables certain optimizations that cannot be enabled in filter mode. -.TP .BI \-t " type" Restrict the search to a specific .I type @@ -161,15 +156,21 @@ to search for various types of code. Default: .BR "e f m t" . .SH CAVEATS +.SS Crashes In some cases, internal calls to .MR pcre2grep 1 may fail after consuming too much resources. To solve that, restrict the "types of code" of your search. +.SS Seekable files +Files specified in the command line +must be seekable and able to be opened twice. +If you need to read a non-seekable file, +redirect it to the standard input. .SH EXAMPLES .EX -.RB \(ti/src/nginx/unit$ " grepc nxt_sprintf;" +.RB \(ti/src/nginx/unit$ " grepc nxt_sprintf .;" \& \& \&./src/nxt_sprintf.h:15: |