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Diffstat (limited to 'stdio-common/reg-printf.c')
-rw-r--r--stdio-common/reg-printf.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/stdio-common/reg-printf.c b/stdio-common/reg-printf.c
index fe49633932..c42040ec3a 100644
--- a/stdio-common/reg-printf.c
+++ b/stdio-common/reg-printf.c
@@ -21,10 +21,8 @@
#include <printf.h>
/* Array of functions indexed by format character. */
-static printf_function *printf_funcs[UCHAR_MAX + 1];
-printf_arginfo_function *__printf_arginfo_table[UCHAR_MAX + 1]
- attribute_hidden;
-
+libc_freeres_ptr (printf_arginfo_function **__printf_arginfo_table)
+ attribute_hidden;
printf_function **__printf_function_table attribute_hidden;
int __register_printf_function __P ((int, printf_function,
@@ -43,9 +41,18 @@ __register_printf_function (spec, converter, arginfo)
return -1;
}
- __printf_function_table = printf_funcs;
+ if (__printf_function_table == NULL)
+ {
+ __printf_arginfo_table = (printf_arginfo_function **)
+ malloc ((UCHAR_MAX + 1) * sizeof (void *) * 2);
+ if (__printf_arginfo_table == NULL)
+ return -1;
+ __printf_function_table = (printf_function **)
+ (__printf_arginfo_table + UCHAR_MAX + 1);
+ }
+
+ __printf_function_table[spec] = converter;
__printf_arginfo_table[spec] = arginfo;
- printf_funcs[spec] = converter;
return 0;
}