diff options
Diffstat (limited to 'util-linux/getopt.c')
| -rw-r--r-- | util-linux/getopt.c | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/util-linux/getopt.c b/util-linux/getopt.c index 85a1d44..68e69de 100644 --- a/util-linux/getopt.c +++ b/util-linux/getopt.c @@ -38,8 +38,10 @@ mode */ enum { NON_OPT = 1, +#if ENABLE_GETOPT_LONG /* LONG_OPT is the code that is returned when a long option is found. */ LONG_OPT = 2 +#endif }; /* For finding activated option flags. Must match getopt32 call! */ @@ -51,8 +53,10 @@ enum { OPT_s = 0x10, // -s OPT_T = 0x20, // -T OPT_u = 0x40, // -u +#if ENABLE_GETOPT_LONG OPT_a = 0x80, // -a OPT_l = 0x100, // -l +#endif SHELL_IS_TCSH = 0x8000, /* hijack this bit for other purposes */ }; @@ -137,31 +141,45 @@ static const char *normalize(const char *arg) * optstr must contain the short options, and longopts the long options. * Other settings are found in global variables. */ -static int generate_output(char * argv[],int argc,const char *optstr, - const struct option *longopts) +#if !ENABLE_GETOPT_LONG +#define generate_output(argv,argc,optstr,longopts) generate_output(argv,argc,optstr) +#endif +static int generate_output(char **argv, int argc, const char *optstr, const struct option *longopts) { int exit_code = 0; /* We assume everything will be OK */ unsigned opt; +#if ENABLE_GETOPT_LONG int longindex; +#endif const char *charptr; if (quiet_errors) /* No error reporting from getopt(3) */ opterr = 0; optind = 0; /* Reset getopt(3) */ - while ((opt = (alternative ? - getopt_long_only(argc,argv,optstr,longopts,&longindex) : - getopt_long(argc,argv,optstr,longopts,&longindex))) - != EOF) + while (1) { + opt = +#if ENABLE_GETOPT_LONG + alternative ? + getopt_long_only(argc, argv, optstr, longopts, &longindex) : + getopt_long(argc, argv, optstr, longopts, &longindex); +#else + getopt(argc, argv, optstr); +#endif + if (opt == EOF) + break; if (opt == '?' || opt == ':' ) exit_code = 1; else if (!quiet_output) { +#if ENABLE_GETOPT_LONG if (opt == LONG_OPT) { printf(" --%s", longopts[longindex].name); if (longopts[longindex].has_arg) printf(" %s", normalize(optarg ? optarg : "")); - } else if (opt == NON_OPT) + } else +#endif + if (opt == NON_OPT) printf(" %s", normalize(optarg)); else { printf(" -%c", opt); @@ -171,6 +189,7 @@ static int generate_output(char * argv[],int argc,const char *optstr, normalize(optarg ? optarg : "")); } } + } if (!quiet_output) { printf(" --"); @@ -181,6 +200,7 @@ static int generate_output(char * argv[],int argc,const char *optstr, return exit_code; } +#if ENABLE_GETOPT_LONG /* * Register several long options. options is a string of long options, * separated by commas or whitespace. @@ -224,6 +244,7 @@ static struct option *add_long_options(struct option *long_options, char *option } return long_options; } +#endif static void set_shell(const char *new_shell) { @@ -262,13 +283,13 @@ static const struct option longopts[] = { int getopt_main(int argc, char *argv[]); int getopt_main(int argc, char *argv[]) { - struct option *long_options = NULL; char *optstr = NULL; char *name = NULL; unsigned opt; const char *compatible; char *s_arg; #if ENABLE_GETOPT_LONG + struct option *long_options = NULL; llist_t *l_arg = NULL; #endif |