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Respect exit status in strings(1) and update manpage

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sin 2014-11-23 12:44:07 +00:00
parent d0604cc474
commit aabcb69991
2 changed files with 15 additions and 11 deletions
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19
strings.1
View File

@ -1,10 +1,13 @@
.TH STRINGS 1 sbase\-VERSION .Dd November 23, 2014
.SH NAME .Dt STRINGS 1 sbase\-VERSION
strings \- print the strings of printable characters in files .Os
.SH SYNOPSIS .Sh NAME
.B strings .Nm strings
.IR file... .Nd print the strings of pritable characters in files
.SH DESCRIPTION .Sh SYNOPSIS
.B strings .Nm strings
.Op Ar file ...
.Sh DESCRIPTION
.Nm
prints the printable character sequences that are at least 6 characters prints the printable character sequences that are at least 6 characters
long. If no files are given then it uses stdin. long. If no files are given then it uses stdin.

7
strings.c
View File

@ -10,13 +10,14 @@ static void dostrings(FILE *fp, const char *fname);
static void static void
usage(void) usage(void)
{ {
eprintf("usage: %s file...\n", argv0); eprintf("usage: %s [file ...]\n", argv0);
} }
int int
main(int argc, char *argv[]) main(int argc, char *argv[])
{ {
FILE *fp; FILE *fp;
int ret = 0;
ARGBEGIN { ARGBEGIN {
default: default:
@ -29,14 +30,14 @@ main(int argc, char *argv[])
for (; argc > 0; argc--, argv++) { for (; argc > 0; argc--, argv++) {
if (!(fp = fopen(argv[0], "r"))) { if (!(fp = fopen(argv[0], "r"))) {
weprintf("fopen %s:", argv[0]); weprintf("fopen %s:", argv[0]);
ret = 1;
continue; continue;
} }
dostrings(fp, argv[0]); dostrings(fp, argv[0]);
fclose(fp); fclose(fp);
} }
} }
return ret;
return 0;
} }
static void static void