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| author | Chet Ramey <chet.ramey@case.edu> | 2011-11-22 19:11:26 -0500 |
|---|---|---|
| committer | Chet Ramey <chet.ramey@case.edu> | 2011-11-22 19:11:26 -0500 |
| commit | 495aee441b75276e38c75694ccb455bb6463fdb9 (patch) | |
| tree | f12907dbf62388e6c65dfa1c5e1199509936707e /lib/sh/casemod.c | |
| parent | 30d188c2932d6ef609d894fefeb7e7b03ccff463 (diff) | |
| download | android_external_bash-495aee441b75276e38c75694ccb455bb6463fdb9.tar.gz android_external_bash-495aee441b75276e38c75694ccb455bb6463fdb9.tar.bz2 android_external_bash-495aee441b75276e38c75694ccb455bb6463fdb9.zip | |
Bash-4.2 distribution sources and documentation
Diffstat (limited to 'lib/sh/casemod.c')
| -rw-r--r-- | lib/sh/casemod.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/sh/casemod.c b/lib/sh/casemod.c index d85549a..3127d8c 100644 --- a/lib/sh/casemod.c +++ b/lib/sh/casemod.c @@ -111,6 +111,13 @@ sh_modcase (string, pat, flags) mbstate_t state; #endif + if (string == 0 || *string == 0) + { + ret = (char *)xmalloc (1); + ret[0] = '\0'; + return ret; + } + #if defined (HANDLE_MULTIBYTE) memset (&state, 0, sizeof (mbstate_t)); #endif |