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authorGravatar Denys Vlasenko <vda.linux@googlemail.com>2009-06-05 16:24:29 +0200
committerGravatar Denys Vlasenko <vda.linux@googlemail.com>2009-06-05 16:24:29 +0200
commit71016baf5524d739d1dd4d9110b111a7c3ddcaf9 (patch)
tree4d012db2dc2dd20e0956c0b188e52ab43059d2cc /coreutils/printf.c
parent0f952c249e30834a3ee5cd821e9afc3197b05f9c (diff)
downloadbusybox-71016baf5524d739d1dd4d9110b111a7c3ddcaf9.tar.gz
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printf: accept negative numbers for %x; sh: overflowed numbers are 0
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'coreutils/printf.c')
-rw-r--r--coreutils/printf.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/coreutils/printf.c b/coreutils/printf.c
index 0b004eaeb..2beea7189 100644
--- a/coreutils/printf.c
+++ b/coreutils/printf.c
@@ -78,6 +78,14 @@ static int multiconvert(const char *arg, void *result, converter convert)
static void FAST_FUNC conv_strtoull(const char *arg, void *result)
{
*(unsigned long long*)result = bb_strtoull(arg, NULL, 0);
+ /* both coreutils 6.10 and bash 3.2:
+ * $ printf '%x\n' -2
+ * fffffffffffffffe
+ * Mimic that:
+ */
+ if (errno) {
+ *(unsigned long long*)result = bb_strtoll(arg, NULL, 0);
+ }
}
static void FAST_FUNC conv_strtoll(const char *arg, void *result)
{