diff options
Diffstat (limited to 'tail.c')
| -rw-r--r-- | tail.c | 23 |
1 files changed, 15 insertions, 8 deletions
@@ -47,6 +47,9 @@ #include <sys/stat.h> #include <fcntl.h> #include <ctype.h> +#define BB_DECLARE_EXTERN +#define bb_need_help +#include "messages.c" #define XWRITE(fd, buffer, n_bytes) \ @@ -70,15 +73,18 @@ static int forever; static int print_headers; const char tail_usage[] = - "tail [OPTION] [FILE]...\n\n" - "Print last 10 lines of each FILE to standard output.\n" + "tail [OPTION] [FILE]...\n" +#ifndef BB_FEATURE_TRIVIAL_HELP + "\nPrint last 10 lines of each FILE to standard output.\n" "With more than one FILE, precede each with a header giving the\n" "file name. With no FILE, or when FILE is -, read standard input.\n\n" "Options:\n" "\t-n NUM\t\tPrint last NUM lines instead of first 10\n" "\t-f\t\tOutput data as the file grows. This version\n" - "\t\t\tof 'tail -f' supports only one file at a time.\n"; + "\t\t\tof 'tail -f' supports only one file at a time.\n" +#endif + ; static void write_header(const char *filename) @@ -512,9 +518,9 @@ char *program_name; static int have_read_stdin; -static const char tail_usage[] = "tail [OPTION]... [FILE]...\n\ -\n\ -Print last 10 lines of each FILE to standard output.\n\ +static const char tail_usage[] = "tail [OPTION]... [FILE]...\n" +#ifndef BB_FEATURE_TRIVIAL_HELP +"\nPrint last 10 lines of each FILE to standard output.\n\ With more than one FILE, precede each with a header giving the file name.\n\ With no FILE, or when FILE is -, read standard input.\n\ \n\ @@ -523,11 +529,12 @@ With no FILE, or when FILE is -, read standard input.\n\ -n=N output the last N lines, instead of last 10\n\ -q never output headers giving file names\n\ -v always output headers giving file names\n\ - --help display this help and exit\n\ \n\ If the first character of N (bytes or lines) is a `+', output begins with \n\ the Nth item from the start of each file, otherwise, print the last N items\n\ -in the file. N bytes may be suffixed by k (x1024), b (x512), or m (1024^2).\n\n"; +in the file. N bytes may be suffixed by k (x1024), b (x512), or m (1024^2).\n" +#endif +; static void write_header(const char *filename, const char *comment) { |