diff options
Diffstat (limited to 'src/uniq.c')
| -rw-r--r-- | src/uniq.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/src/uniq.c b/src/uniq.c index 0968cbae4..f30c6afe9 100644 --- a/src/uniq.c +++ b/src/uniq.c @@ -30,21 +30,22 @@ #define min(x, y) ((x) < (y) ? (x) : (y)) -char *find_field (); -int different (); -void check_file (); void error (); -void usage (); -void writeline (); + +static char *find_field (); +static int different (); +static void check_file (); +static void usage (); +static void writeline (); /* Number of fields to skip on each line when doing comparisons. */ -int skip_fields; +static int skip_fields; /* Number of chars to skip after skipping any fields. */ -int skip_chars; +static int skip_chars; /* Number of chars to compare; if 0, compare the whole lines. */ -int check_chars; +static int check_chars; enum countmode { @@ -54,7 +55,7 @@ enum countmode /* Whether and how to precede the output lines with a count of the number of times they occurred in the input. */ -enum countmode countmode; +static enum countmode countmode; enum output_mode { @@ -64,12 +65,12 @@ enum output_mode }; /* Which lines to output. */ -enum output_mode mode; +static enum output_mode mode; /* The name this program was run with. */ char *program_name; -struct option longopts[] = +static struct option const longopts[] = { {"count", 0, NULL, 'c'}, {"repeated", 0, NULL, 'd'}, @@ -162,7 +163,7 @@ main (argc, argv) /* Process input file INFILE with output to OUTFILE. If either is "-", use the standard I/O stream for it instead. */ -void +static void check_file (infile, outfile) char *infile, *outfile; { @@ -236,7 +237,7 @@ check_file (infile, outfile) /* Given a linebuffer LINE, return a pointer to the beginning of the line's field to be compared. */ -char * +static char * find_field (line) struct linebuffer *line; { @@ -264,7 +265,7 @@ find_field (line) but rather to the beginnings of the fields to compare. OLDLEN and NEWLEN are their lengths. */ -int +static int different (old, new, oldlen, newlen) char *old; char *new; @@ -291,7 +292,7 @@ different (old, new, oldlen, newlen) If requested, print the number of times it occurred, as well; LINECOUNT + 1 is the number of times that the line occurred. */ -void +static void writeline (line, stream, linecount) struct linebuffer *line; FILE *stream; @@ -308,7 +309,7 @@ writeline (line, stream, linecount) putc ('\n', stream); } -void +static void usage () { fprintf (stderr, "\ |