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-rw-r--r--util-linux/getopt.c37
1 files changed, 29 insertions, 8 deletions
diff --git a/util-linux/getopt.c b/util-linux/getopt.c
index 85a1d4410..68e69de5c 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