[hackers] [sbase] csplit, grep: use eregcomp || Hiltjo Posthuma

[git]

commit 1822f70d12b85cf4be46c9cd7111a035394b0796
Author: Hiltjo Posthuma <hil...@codemadness.org>
Date:   Sun Nov 16 15:17:46 2014 +0100

    csplit, grep: use eregcomp

diff --git a/csplit.c b/csplit.c
index cf9f902..bf61337 100644
--- a/csplit.c
+++ b/csplit.c
@@ -362,8 +362,7 @@ do_rexp(const char *expr)
        } else
                ofs = 0;
 
-       if (regcomp(&cre, re, REG_NOSUB) != 0)
-               eprintf("%s: bad regular expression'n", re);
+       eregcomp(&cre, re, REG_NOSUB);
 
        if (*expr == '/')
                /* /regexp/: Save results to a file. */
diff --git a/grep.c b/grep.c
index ffa9b44..6c6215d 100644
--- a/grep.c
+++ b/grep.c
@@ -38,8 +38,7 @@ int
 main(int argc, char *argv[])
 {
        struct pattern *pnode, *tmp;
-       int i, n, m, flags = REG_NOSUB, match = NoMatch;
-       char buf[BUFSIZ];
+       int i, m, flags = REG_NOSUB, match = NoMatch;
        FILE *fp;
 
        TAILQ_INIT(&phead);
@@ -83,10 +82,7 @@ main(int argc, char *argv[])
 
        /* Compile regex for all search patterns */
        TAILQ_FOREACH(pnode, &phead, entry) {
-               if ((n = regcomp(&pnode->preg, pnode->pattern, flags)) != 0) {
-                       regerror(n, &pnode->preg, buf, sizeof buf);
-                       enprintf(Error, "invalid pattern: %s\n", buf);
-               }
+               enregcomp(Error, &pnode->preg, pnode->pattern, flags);
        }
        many = (argc > 1);
        if (argc == 0) {