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-rw-r--r--shell/ash.c25
1 files changed, 12 insertions, 13 deletions
diff --git a/shell/ash.c b/shell/ash.c
index 0bcbf90..0e27a07 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -105,7 +105,7 @@
//config: Enable job control in the ash shell.
//config:
//config:config ASH_ALIAS
-//config: bool "alias support"
+//config: bool "Alias support"
//config: default y
//config: depends on ASH
//config: help
@@ -116,28 +116,28 @@
//config: default y
//config: depends on ASH
//config: help
-//config: Enable getopts builtin in the ash shell.
+//config: Enable support for getopts builtin in ash.
//config:
//config:config ASH_BUILTIN_ECHO
//config: bool "Builtin version of 'echo'"
//config: default y
//config: depends on ASH
//config: help
-//config: Enable support for echo, builtin to ash.
+//config: Enable support for echo builtin in ash.
//config:
//config:config ASH_BUILTIN_PRINTF
//config: bool "Builtin version of 'printf'"
//config: default y
//config: depends on ASH
//config: help
-//config: Enable support for printf, builtin to ash.
+//config: Enable support for printf builtin in ash.
//config:
//config:config ASH_BUILTIN_TEST
//config: bool "Builtin version of 'test'"
//config: default y
//config: depends on ASH
//config: help
-//config: Enable support for test, builtin to ash.
+//config: Enable support for test builtin in ash.
//config:
//config:config ASH_CMDCMD
//config: bool "'command' command to override shell builtins"
@@ -153,7 +153,7 @@
//config: default n
//config: depends on ASH
//config: help
-//config: Enable "check for new mail" in the ash shell.
+//config: Enable "check for new mail" function in the ash shell.
//config:
//config:config ASH_OPTIMIZE_FOR_SIZE
//config: bool "Optimize for size instead of speed"
@@ -1880,7 +1880,9 @@ change_lc_ctype(const char *value)
#endif
#if ENABLE_ASH_MAIL
static void chkmail(void);
-static void changemail(const char *) FAST_FUNC;
+static void changemail(const char *var_value) FAST_FUNC;
+#else
+# define chkmail() ((void)0)
#endif
static void changepath(const char *) FAST_FUNC;
#if ENABLE_ASH_RANDOM_SUPPORT
@@ -9563,9 +9565,9 @@ preadfd(void)
if (!iflag || g_parsefile->pf_fd != STDIN_FILENO)
nr = nonblock_safe_read(g_parsefile->pf_fd, buf, IBUFSIZ - 1);
else {
-#if ENABLE_FEATURE_TAB_COMPLETION
+# if ENABLE_FEATURE_TAB_COMPLETION
line_input_state->path_lookup = pathval();
-#endif
+# endif
nr = read_line_input(cmdedit_prompt, buf, IBUFSIZ, line_input_state);
if (nr == 0) {
/* Ctrl+C pressed */
@@ -9586,8 +9588,7 @@ preadfd(void)
nr = nonblock_safe_read(g_parsefile->pf_fd, buf, IBUFSIZ - 1);
#endif
-#if 0
-/* nonblock_safe_read() handles this problem */
+#if 0 /* disabled: nonblock_safe_read() handles this problem */
if (nr < 0) {
if (parsefile->fd == 0 && errno == EWOULDBLOCK) {
int flags = fcntl(0, F_GETFL);
@@ -12072,9 +12073,7 @@ cmdloop(int top)
inter = 0;
if (iflag && top) {
inter++;
-#if ENABLE_ASH_MAIL
chkmail();
-#endif
}
n = parsecmd(inter);
#if DEBUG