diff options
| -rw-r--r-- | shell/ash.c | 88 |
1 files changed, 46 insertions, 42 deletions
diff --git a/shell/ash.c b/shell/ash.c index 731b079..3107181 100644 --- a/shell/ash.c +++ b/shell/ash.c @@ -1190,9 +1190,9 @@ varcmp(const char *p, const char *q) q++; } if (c == '=') - c = 0; + c = '\0'; if (d == '=') - d = 0; + d = '\0'; out: return c - d; } @@ -1469,7 +1469,8 @@ listsetvar(struct strlist *list_set_var, int flags) INT_OFF; do { setvareq(lp->text, flags); - } while ((lp = lp->next)); + lp = lp->next; + } while (lp); INT_ON; } @@ -3790,7 +3791,8 @@ parse_command_args(char **argv, const char **path) /* run 'typecmd' for other options */ return 0; } - } while ((c = *cp++)); + c = *cp++; + } while (c); } return argv; } @@ -6025,49 +6027,51 @@ ifsbreakup(char *string, struct arglist *arglist) q = p; if (*p == CTLESC) p++; - if (strchr(ifs, *p)) { - if (!nulonly) - ifsspc = (strchr(defifs, *p) != NULL); - /* Ignore IFS whitespace at start */ - if (q == start && ifsspc) { - p++; - start = p; - continue; - } - *q = '\0'; - sp = stalloc(sizeof(*sp)); - sp->text = start; - *arglist->lastp = sp; - arglist->lastp = &sp->next; + if (!strchr(ifs, *p)) { p++; - if (!nulonly) { - for (;;) { - if (p >= string + ifsp->endoff) { - break; - } - q = p; - if (*p == CTLESC) + continue; + } + if (!nulonly) + ifsspc = (strchr(defifs, *p) != NULL); + /* Ignore IFS whitespace at start */ + if (q == start && ifsspc) { + p++; + start = p; + continue; + } + *q = '\0'; + sp = stalloc(sizeof(*sp)); + sp->text = start; + *arglist->lastp = sp; + arglist->lastp = &sp->next; + p++; + if (!nulonly) { + for (;;) { + if (p >= string + ifsp->endoff) { + break; + } + q = p; + if (*p == CTLESC) + p++; + if (strchr(ifs, *p) == NULL ) { + p = q; + break; + } else if (strchr(defifs, *p) == NULL) { + if (ifsspc) { p++; - if (strchr(ifs, *p) == NULL ) { + ifsspc = 0; + } else { p = q; break; - } else if (strchr(defifs, *p) == NULL) { - if (ifsspc) { - p++; - ifsspc = 0; - } else { - p = q; - break; - } - } else - p++; - } + } + } else + p++; } - start = p; - } else - p++; - } - } while ((ifsp = ifsp->next) != NULL); + } + start = p; + } /* while */ + ifsp = ifsp->next; + } while (ifsp != NULL); if (nulonly) goto add; } |