kconfig: make input_mode static

[carl9170fw.git] / config / conf.c

diff --git a/config/conf.c b/config/conf.c
index 649ea82772335ebf8e159fc4bede8ef8cf8a39c4..7c2b7a7d0aff2d56dccd34360f17a9ded6756897 100644 (file)
--- a/config/conf.c
+++ b/config/conf.c
@@ -5,6 +5,7 @@
 
 #include <locale.h>
 #include <ctype.h>
+#include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -13,6 +14,7 @@
 #include <getopt.h>
 #include <sys/stat.h>
 #include <sys/time.h>
+#include <errno.h>
 
 #include "lkc.h"
 
@@ -32,12 +34,14 @@ enum input_mode {
        savedefconfig,
        listnewconfig,
        oldnoconfig,
-} input_mode = oldaskconfig;
+};
+static enum input_mode input_mode = oldaskconfig;
 
 static int indent = 1;
+static int tty_stdio;
 static int valid_stdin = 1;
 static int conf_cnt;
-static char line[128];
+static char line[PATH_MAX];
 static struct menu *rootEntry;
 
 static void print_help(struct menu *menu)
@@ -104,7 +108,9 @@ static int conf_askvalue(struct symbol *sym, const char *def)
                /* fall through */
        case oldaskconfig:
                fflush(stdout);
-               xfgets(line, 128, stdin);
+               xfgets(line, sizeof(line), stdin);
+               if (!tty_stdio)
+                       printf("\n");
                return 1;
        default:
                break;
@@ -303,7 +309,7 @@ static int conf_choice(struct menu *menu)
                        /* fall through */
                case oldaskconfig:
                        fflush(stdout);
-                       xfgets(line, 128, stdin);
+                       xfgets(line, sizeof(line), stdin);
                        strip(line);
                        if (line[0] == '?') {
                                print_help(menu);
@@ -455,7 +461,7 @@ static struct option long_opts[] = {
 static void conf_usage(const char *progname)
 {
 
-       printf("Usage: %s [option] <kconfig-file>\n", progname);
+       printf("Usage: %s [-s] [option] <kconfig-file>\n", progname);
        printf("[option] is _one_ of the following:\n");
        printf("  --listnewconfig         List new options\n");
        printf("  --askconfig             Start a new configuration using a line-oriented program\n");
@@ -482,7 +488,13 @@ int main(int ac, char **av)
        bindtextdomain(PACKAGE, LOCALEDIR);
        textdomain(PACKAGE);
 
-       while ((opt = getopt_long(ac, av, "", long_opts, NULL)) != -1) {
+       tty_stdio = isatty(0) && isatty(1) && isatty(2);
+
+       while ((opt = getopt_long(ac, av, "s", long_opts, NULL)) != -1) {
+               if (opt == 's') {
+                       conf_set_message_callback(NULL);
+                       continue;
+               }
                input_mode = (enum input_mode)opt;
                switch (opt) {
                case defconfig:
@@ -493,14 +505,24 @@ int main(int ac, char **av)
                {
                        struct timeval now;
                        unsigned int seed;
+                       char *seed_env;
 
                        /*
                         * Use microseconds derived seed,
                         * compensate for systems where it may be zero
                         */
                        gettimeofday(&now, NULL);
-
                        seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1));
+
+                       seed_env = getenv("KCONFIG_SEED");
+                       if( seed_env && *seed_env ) {
+                               char *endp;
+                               int tmp = (int)strtol(seed_env, &endp, 0);
+                               if (*endp == '\0') {
+                                       seed = tmp;
+                               }
+                       }
+                       fprintf( stderr, "KCONFIG_SEED=0x%X\n", seed );
                        srand(seed);
                        break;
                }
@@ -583,7 +605,7 @@ int main(int ac, char **av)
                break;
        }
 
-       valid_stdin = isatty(0) && isatty(1) && isatty(2);
+       valid_stdin = tty_stdio;
 
        switch (input_mode) {
        case allnoconfig:
@@ -599,7 +621,8 @@ int main(int ac, char **av)
                conf_set_all_new_symbols(def_default);
                break;
        case randconfig:
-               conf_set_all_new_symbols(def_random);
+               /* Really nothing to do in this loop */
+               while (conf_set_all_new_symbols(def_random)) ;
                break;
        case defconfig:
                conf_set_all_new_symbols(def_default);
@@ -627,7 +650,7 @@ int main(int ac, char **av)
        if (input_mode == savedefconfig) {
                if (conf_write_defconfig(defconfig_file)) {
                        fprintf(stderr, _("n*** Error while saving defconfig to: %s\n\n"),
-                               defconfig_file);
+                               defconfig_file);
                        return 1;
                }
        } else if (input_mode != listnewconfig) {