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tools/mkdeps.c: Fix error in calculation of the length of the command

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This commit is contained in:
Gregory Nutt
2016-01-10 11:15:30 -06:00
parent 76f4c2bf20
commit 65826c7f21
1 changed files with 3 additions and 2 deletions
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tools/mkdeps.c
+3 -2
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@@ -663,7 +663,9 @@ static void do_dependency(const char *file)
{ {
const char *expanded; const char *expanded;
cmdlen += strlen(g_cflags); expanded = do_expand(g_cflags);
cmdlen += strlen(expanded);
if (cmdlen >= MAX_BUFFER) if (cmdlen >= MAX_BUFFER)
{ {
fprintf(stderr, "ERROR: CFLAG string is too long [%d/%d]: %s\n", fprintf(stderr, "ERROR: CFLAG string is too long [%d/%d]: %s\n",
@@ -671,7 +673,6 @@ static void do_dependency(const char *file)
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
expanded = do_expand(g_cflags);
strcat(g_command, expanded); strcat(g_command, expanded);
} }