regexec.c: indent properly and reflow some comments to 80 cols

diff --git a/regexec.c b/regexec.c
index ea3a1b0..6b6dce1 100644 (file)
--- a/regexec.c
+++ b/regexec.c
@@ -2525,38 +2525,43 @@ Perl_regexec_flags(pTHX_ REGEXP * const rx, char *stringarg, register char *stre
 
             little = SvPV_const(float_real, len);
            if (SvTAIL(float_real)) {
-                   /* This means that float_real contains an artificial \n on the end
-                    * due to the presence of something like this: /foo$/
-                    * where we can match both "foo" and "foo\n" at the end of the string.
-                    * So we have to compare the end of the string first against the float_real
-                    * without the \n and then against the full float_real with the string.
-                    * We have to watch out for cases where the string might be smaller
-                    * than the float_real or the float_real without the \n.
-                    */
+                    /* This means that float_real contains an artificial \n on
+                     * the end due to the presence of something like this:
+                     * /foo$/ where we can match both "foo" and "foo\n" at the
+                     * end of the string.  So we have to compare the end of the
+                     * string first against the float_real without the \n and
+                     * then against the full float_real with the string.  We
+                     * have to watch out for cases where the string might be
+                     * smaller than the float_real or the float_real without
+                     * the \n. */
                    char *checkpos= strend - len;
                    DEBUG_OPTIMISE_r(
                        PerlIO_printf(Perl_debug_log,
                            "%sChecking for float_real.%s\n",
                            PL_colors[4], PL_colors[5]));
                    if (checkpos + 1 < strbeg) {
-                       /* can't match, even if we remove the trailing \n string is too short to match */
+                        /* can't match, even if we remove the trailing \n
+                         * string is too short to match */
                        DEBUG_EXECUTE_r(
                            PerlIO_printf(Perl_debug_log,
                                "%sString shorter than required trailing substring, cannot match.%s\n",
                                PL_colors[4], PL_colors[5]));
                        goto phooey;
                    } else if (memEQ(checkpos + 1, little, len - 1)) {
-                       /* can match, the end of the string matches without the "\n" */
+                        /* can match, the end of the string matches without the
+                         * "\n" */
                        last = checkpos + 1;
                    } else if (checkpos < strbeg) {
-                       /* cant match, string is too short when the "\n" is included */
+                        /* cant match, string is too short when the "\n" is
+                         * included */
                        DEBUG_EXECUTE_r(
                            PerlIO_printf(Perl_debug_log,
                                "%sString does not contain required trailing substring, cannot match.%s\n",
                                PL_colors[4], PL_colors[5]));
                        goto phooey;
                    } else if (!multiline) {
-                       /* non multiline match, so compare with the "\n" at the end of the string */
+                        /* non multiline match, so compare with the "\n" at the
+                         * end of the string */
                        if (memEQ(checkpos, little, len)) {
                            last= checkpos;
                        } else {
@@ -2567,7 +2572,8 @@ Perl_regexec_flags(pTHX_ REGEXP * const rx, char *stringarg, register char *stre
                            goto phooey;
                        }
                    } else {
-                       /* multiline match, so we have to search for a place where the full string is located */
+                        /* multiline match, so we have to search for a place
+                         * where the full string is located */
                        goto find_last;
                    }
            } else {
@@ -2578,11 +2584,11 @@ Perl_regexec_flags(pTHX_ REGEXP * const rx, char *stringarg, register char *stre
                        last = strend;  /* matching "$" */
            }
            if (!last) {
-               /* at one point this block contained a comment which was probably
-                * incorrect, which said that this was a "should not happen" case.
-                * Even if it was true when it was written I am pretty sure it is
-                * not anymore, so I have removed the comment and replaced it with
-                * this one. Yves */
+                /* at one point this block contained a comment which was
+                 * probably incorrect, which said that this was a "should not
+                 * happen" case.  Even if it was true when it was written I am
+                 * pretty sure it is not anymore, so I have removed the comment
+                 * and replaced it with this one. Yves */
                DEBUG_EXECUTE_r(
                    PerlIO_printf(Perl_debug_log,
                        "String does not contain required substring, cannot match.\n"