diff options
| -rw-r--r-- | lib/libc/stdlib/getopt_long.3 | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/lib/libc/stdlib/getopt_long.3 b/lib/libc/stdlib/getopt_long.3 index 6226dfe99f5..978583ef96f 100644 --- a/lib/libc/stdlib/getopt_long.3 +++ b/lib/libc/stdlib/getopt_long.3 @@ -1,4 +1,4 @@ -.\" $OpenBSD: getopt_long.3,v 1.9 2003/09/02 18:24:21 jmc Exp $ +.\" $OpenBSD: getopt_long.3,v 1.10 2004/01/06 23:44:28 fgsch Exp $ .\" $NetBSD: getopt_long.3,v 1.11 2002/10/02 10:54:19 wiz Exp $ .\" .\" Copyright (c) 1988, 1991, 1993 @@ -45,9 +45,9 @@ .Vt extern int opterr; .Vt extern int optreset; .Ft int -.Fn getopt_long "int argc" "char * const *argv" "const char *optstring" "const struct option *longopts" "int *index" +.Fn getopt_long "int argc" "char * const *argv" "const char *optstring" "const struct option *longopts" "int *longindex" .Ft int -.Fn getopt_long_only "int argc" "char * const *argv" "const char *optstring" "const struct option *longopts" "int *index" +.Fn getopt_long_only "int argc" "char * const *argv" "const char *optstring" "const struct option *longopts" "int *longindex" .Sh DESCRIPTION The .Fn getopt_long @@ -147,6 +147,18 @@ to the corresponding short option will make this function act just like .Xr getopt 3 . .Pp +If the +.Fa longindex +field is not +.Dv NULL , +then the integer pointed to by it will be set to the index of the long +option relative to +.Fa longopts . +.Pp +The last element of the +.Fa longopts +array has to be filled with zeroes. +.Pp The .Fn getopt_long_only function behaves identically to @@ -193,15 +205,15 @@ int daggerset; /* options descriptor */ static struct option longopts[] = { - { "buffy", no_argument, 0, 'b' }, - { "fluoride", required_argument, 0, 'f' }, + { "buffy", no_argument, NULL, 'b' }, + { "fluoride", required_argument, NULL, 'f' }, { "daggerset", no_argument, &daggerset, 1 }, - { 0, 0, 0, 0 } + { NULL, 0, NULL, 0 } }; bflag = 0; while ((ch = getopt_long(argc, argv, "bf:", longopts, NULL)) != -1) - switch(ch) { + switch (ch) { case 'b': bflag = 1; break; @@ -212,10 +224,9 @@ while ((ch = getopt_long(argc, argv, "bf:", longopts, NULL)) != -1) case 0: if (daggerset) { fprintf(stderr,"Buffy will use her dagger to " - "apply fluoride to dracula's teeth\en"); + "apply fluoride to dracula's teeth\en"); } break; - case '?': default: usage(); } |