kbuild: simplify dependency generation for CONFIG_TRIM_UNUSED_KSYMS

[sfrench/cifs-2.6.git] / scripts / basic / fixdep.c

diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
index 850966f3d6021bc1fb17472250ac7cf40bd42d0f..facbd603adf616aaa67a9b99456bd4b8f8be7177 100644 (file)
--- a/scripts/basic/fixdep.c
+++ b/scripts/basic/fixdep.c
@@ -105,8 +105,7 @@
 
 static void usage(void)
 {
-       fprintf(stderr, "Usage: fixdep [-e] <depfile> <target> <cmdline>\n");
-       fprintf(stderr, " -e  insert extra dependencies given on stdin\n");
+       fprintf(stderr, "Usage: fixdep <depfile> <target> <cmdline>\n");
        exit(1);
 }
 
@@ -131,21 +130,6 @@ static void print_dep(const char *m, int slen, const char *dir)
        printf(".h) \\\n");
 }
 
-static void do_extra_deps(void)
-{
-       char buf[80];
-
-       while (fgets(buf, sizeof(buf), stdin)) {
-               int len = strlen(buf);
-
-               if (len < 2 || buf[len - 1] != '\n') {
-                       fprintf(stderr, "fixdep: bad data on stdin\n");
-                       exit(1);
-               }
-               print_dep(buf, len - 1, "include/ksym");
-       }
-}
-
 struct item {
        struct item     *next;
        unsigned int    len;
@@ -293,7 +277,7 @@ static int is_ignored_file(const char *s, int len)
  * assignments are parsed not only by make, but also by the rather simple
  * parser in scripts/mod/sumversion.c.
  */
-static void parse_dep_file(char *m, const char *target, int insert_extra_deps)
+static void parse_dep_file(char *m, const char *target)
 {
        char *p;
        int is_last, is_target;
@@ -369,9 +353,6 @@ static void parse_dep_file(char *m, const char *target, int insert_extra_deps)
                exit(1);
        }
 
-       if (insert_extra_deps)
-               do_extra_deps();
-
        printf("\n%s: $(deps_%s)\n\n", target, target);
        printf("$(deps_%s):\n", target);
 }
@@ -379,13 +360,9 @@ static void parse_dep_file(char *m, const char *target, int insert_extra_deps)
 int main(int argc, char *argv[])
 {
        const char *depfile, *target, *cmdline;
-       int insert_extra_deps = 0;
        void *buf;
 
-       if (argc == 5 && !strcmp(argv[1], "-e")) {
-               insert_extra_deps = 1;
-               argv++;
-       } else if (argc != 4)
+       if (argc != 4)
                usage();
 
        depfile = argv[1];
@@ -395,7 +372,7 @@ int main(int argc, char *argv[])
        printf("cmd_%s := %s\n\n", target, cmdline);
 
        buf = read_file(depfile);
-       parse_dep_file(buf, target, insert_extra_deps);
+       parse_dep_file(buf, target);
        free(buf);
 
        return 0;