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-rw-r--r--scripts/basic/fixdep.c46
1 files changed, 19 insertions, 27 deletions
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
index 44e887cff49b..2328f9a641da 100644
--- a/scripts/basic/fixdep.c
+++ b/scripts/basic/fixdep.c
@@ -105,25 +105,6 @@ static void usage(void)
exit(1);
}
-/*
- * In the intended usage of this program, the stdout is redirected to .*.cmd
- * files. The return value of printf() must be checked to catch any error,
- * e.g. "No space left on device".
- */
-static void xprintf(const char *format, ...)
-{
- va_list ap;
- int ret;
-
- va_start(ap, format);
- ret = vprintf(format, ap);
- if (ret < 0) {
- perror("fixdep");
- exit(1);
- }
- va_end(ap);
-}
-
struct item {
struct item *next;
unsigned int len;
@@ -189,7 +170,7 @@ static void use_config(const char *m, int slen)
define_config(m, slen, hash);
/* Print out a dependency path from a symbol name. */
- xprintf(" $(wildcard include/config/%.*s) \\\n", slen, m);
+ printf(" $(wildcard include/config/%.*s) \\\n", slen, m);
}
/* test if s ends in sub */
@@ -318,13 +299,13 @@ static void parse_dep_file(char *m, const char *target)
*/
if (!saw_any_target) {
saw_any_target = 1;
- xprintf("source_%s := %s\n\n",
- target, m);
- xprintf("deps_%s := \\\n", target);
+ printf("source_%s := %s\n\n",
+ target, m);
+ printf("deps_%s := \\\n", target);
}
is_first_dep = 0;
} else {
- xprintf(" %s \\\n", m);
+ printf(" %s \\\n", m);
}
buf = read_file(m);
@@ -347,8 +328,8 @@ static void parse_dep_file(char *m, const char *target)
exit(1);
}
- xprintf("\n%s: $(deps_%s)\n\n", target, target);
- xprintf("$(deps_%s):\n", target);
+ printf("\n%s: $(deps_%s)\n\n", target, target);
+ printf("$(deps_%s):\n", target);
}
int main(int argc, char *argv[])
@@ -363,11 +344,22 @@ int main(int argc, char *argv[])
target = argv[2];
cmdline = argv[3];
- xprintf("cmd_%s := %s\n\n", target, cmdline);
+ printf("cmd_%s := %s\n\n", target, cmdline);
buf = read_file(depfile);
parse_dep_file(buf, target);
free(buf);
+ fflush(stdout);
+
+ /*
+ * In the intended usage, the stdout is redirected to .*.cmd files.
+ * Call ferror() to catch errors such as "No space left on device".
+ */
+ if (ferror(stdout)) {
+ fprintf(stderr, "fixdep: not all data was written to the output\n");
+ exit(1);
+ }
+
return 0;
}