67776bef5
Eric Andersen
2004-07-30
Subject
Simon Poole reports that awk segfaults when environment variables with no value exist, i.e.
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editors/awk.c+4 -0
| @@ -2670,8 +2670,12 @@ extern int awk_main(int argc, char **argv) { | |
| for (envp=environ; *envp; envp++) { | |
| s = bb_xstrdup(*envp); | |
| s1 = strchr(s, '='); | |
| + | if (!s1) { |
| + | goto keep_going; |
| + | } |
| *(s1++) = '\0'; | |
| setvar_u(findvar(iamarray(V[ENVIRON]), s), s1); | |
| + | keep_going: |
| free(s); | |
| } | |