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openSUSE:12.2
mawk
mawk-1.3.4-fix-regex-matching.patch
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File mawk-1.3.4-fix-regex-matching.patch of Package mawk
diff -urNp mawk-1.3.4.orig/files.c mawk-1.3.4/files.c --- mawk-1.3.4.orig/files.c 2009-12-17 01:06:51.000000000 +0100 +++ mawk-1.3.4/files.c 2012-01-09 22:07:45.667127645 +0100 @@ -506,7 +506,7 @@ remove_from_child_list(int pid) int wait_for(int pid) { - int exit_status; + int exit_status = 0; struct child *p; int id; diff -urNp mawk-1.3.4.orig/fin.c mawk-1.3.4/fin.c --- mawk-1.3.4.orig/fin.c 2009-12-17 01:06:57.000000000 +0100 +++ mawk-1.3.4/fin.c 2012-01-09 22:07:45.667127645 +0100 @@ -317,7 +317,7 @@ FINgets(FIN * fin, unsigned *len_p) unsigned rr; unsigned amount = (unsigned) (fin->limit - p); - p = (char *) memcpy(fin->buff, p, r = (unsigned) (fin->limit - p)); + p = (char *) memmove(fin->buff, p, r = (unsigned) (fin->limit - p)); q = p + r; rr = fin->nbuffs * BUFFSZ - r; diff -urNp mawk-1.3.4.orig/rexp3.c mawk-1.3.4/rexp3.c --- mawk-1.3.4.orig/rexp3.c 2009-12-15 02:50:07.000000000 +0100 +++ mawk-1.3.4/rexp3.c 2012-01-09 22:07:45.668127668 +0100 @@ -149,7 +149,10 @@ REmatch(char *str, /* string to test */ goto reswitch; case M_STR + U_ON + END_OFF: - if (!(s = str_str(s, str_len, m->s_data.str, m->s_len))) { + if (s >= str_end) { + goto refill; + } + if (!(s = str_str(s, (unsigned) (str_end - s), m->s_data.str, m->s_len))) { goto refill; } if (s >= str + strlen(str)) { @@ -229,6 +232,9 @@ REmatch(char *str, /* string to test */ s++; } } + if (s >= str_end) { + goto refill; + } s++; push(m, s, ss, U_ON); if (!ss) {
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