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-rw-r--r--coreutils/Config.in21
-rw-r--r--coreutils/sort.c11
2 files changed, 26 insertions, 6 deletions
diff --git a/coreutils/Config.in b/coreutils/Config.in
index 50e605dc2..31e97c145 100644
--- a/coreutils/Config.in
+++ b/coreutils/Config.in
@@ -436,7 +436,7 @@ config CONFIG_SORT
help
sort is used to sort lines of text in specified files.
-config CONFIG_SORT_BIG
+config CONFIG_FEATURE_SORT_BIG
bool " full SuSv3 compliant sort (Support -ktcsbdfiozgM)"
default y
depends on CONFIG_SORT
@@ -547,6 +547,25 @@ config CONFIG_TR
tr is used to squeeze, and/or delete characters from standard
input, writing to standard output.
+config CONFIG_FEATURE_TR_CLASSES
+ bool " Enable character classes (such as [:upper:])"
+ default n
+ depends on CONFIG_TR
+ help
+ Enable character classes, enabling commands such as:
+ tr [:upper:] [:lower:] to convert input into lowercase.
+
+config CONFIG_FEATURE_TR_EQUIV
+ bool " Enable equivalence classes"
+ default n
+ depends on CONFIG_TR
+ help
+ Enable equivalence classes, which essentially add the enclosed
+ character to the current set. For instance, tr [=a=] xyz would
+ replace all instances of 'a' with 'xyz'. This option is mainly
+ useful for cases when no other way of expressing a character
+ is possible.
+
if CONFIG_HUSH || CONFIG_LASH || CONFIG_MSH
config CONFIG_TRUE
default y
diff --git a/coreutils/sort.c b/coreutils/sort.c
index 6d8a55245..ce51bc178 100644
--- a/coreutils/sort.c
+++ b/coreutils/sort.c
@@ -56,7 +56,7 @@ static int global_flags;
#define FLAG_bb 32768 /* Ignore trailing blanks */
-#ifdef CONFIG_SORT_BIG
+#ifdef CONFIG_FEATURE_SORT_BIG
static char key_separator;
static struct sort_key
@@ -154,7 +154,7 @@ static int compare_keys(const void *xarg, const void *yarg)
int flags=global_flags,retval=0;
char *x,*y;
-#ifdef CONFIG_SORT_BIG
+#ifdef CONFIG_FEATURE_SORT_BIG
struct sort_key *key;
for(key=key_list;!retval && key;key=key->next_key) {
@@ -178,7 +178,7 @@ static int compare_keys(const void *xarg, const void *yarg)
case 0:
retval=strcmp(x,y);
break;
-#ifdef CONFIG_SORT_BIG
+#ifdef CONFIG_FEATURE_SORT_BIG
case FLAG_g:
{
char *xx,*yy;
@@ -232,6 +232,7 @@ static int compare_keys(const void *xarg, const void *yarg)
/* Perform fallback sort if necessary */
if(!retval && !(global_flags&FLAG_s))
retval=strcmp(*(char **)xarg, *(char **)yarg);
+//dprintf(2,"reverse=%d\n",flags&FLAG_r);
return ((flags&FLAG_r)?-1:1)*retval;
}
@@ -248,7 +249,7 @@ int sort_main(int argc, char **argv)
line=index(optlist,c);
if(!line) bb_show_usage();
switch(*line) {
-#ifdef CONFIG_SORT_BIG
+#ifdef CONFIG_FEATURE_SORT_BIG
case 'o':
if(outfile) bb_error_msg_and_die("Too many -o.");
outfile=bb_xfopen(optarg,"w");
@@ -308,7 +309,7 @@ int sort_main(int argc, char **argv)
}
fclose(fp);
}
-#ifdef CONFIG_SORT_BIG
+#ifdef CONFIG_FEATURE_SORT_BIG
/* if no key, perform alphabetic sort */
if(!key_list) add_key()->range[0]=1;
/* handle -c */