lock_file.c: close(2) file descriptor on failure, avoiding leak.

[nmh] / uip / mhlsbr.c

diff --git a/uip/mhlsbr.c b/uip/mhlsbr.c
index 5140b88eefb689a3d97e49614b38ef8ce18bafde..df0e24bf101ebf63a44cd49767acebf3a2e55135 100644 (file)
--- a/uip/mhlsbr.c
+++ b/uip/mhlsbr.c
@@ -11,9 +11,10 @@
 #include <h/fmt_scan.h>
 #include <h/tws.h>
 #include <h/utils.h>
-#include "../sbr/m_popen.h"
+#include "sbr/m_popen.h"
 #include <setjmp.h>
 #include <sys/types.h>
+#include "sbr/terminal.h"
 
 /*
  * MAJOR BUG:
@@ -315,7 +316,7 @@ static int ptos (char *, char **);
 static char *parse (void);
 static void process (char *, char *, int, int);
 static void mhlfile (FILE *, char *, int, int);
-static int mcomp_flags (char *);
+static int mcomp_flags (char *) PURE;
 static char *mcomp_add (unsigned long, char *, char *);
 static void mcomp_format (struct mcomp *, struct mcomp *);
 static struct mcomp *add_queue (struct mcomp **, struct mcomp **, char *, char *, int);
@@ -327,8 +328,8 @@ static void putch (char, unsigned long);
 static void intrser (int);
 static void pipeser (int);
 static void quitser (int);
-static void mhladios (char *, char *, ...) CHECK_PRINTF(2, 3);
-static void mhldone (int);
+static void mhladios (char *, char *, ...) CHECK_PRINTF(2, 3) NORETURN;
+static void mhldone (int) NORETURN;
 static void filterbody (struct mcomp *, char *, int, int,
                         m_getfld_state_t);
 static void compile_formatfield(struct mcomp *);
@@ -360,20 +361,16 @@ mhl (int argc, char **argv)
                case AMBIGSW: 
                    ambigsw (cp, mhlswitches);
                    mhldone (1);
-                   /* FALLTHRU */
                case UNKWNSW: 
                    mhladios (NULL, "-%s unknown\n", cp);
-                   /* FALLTHRU */
 
                case HELPSW: 
                    snprintf (buf, sizeof(buf), "%s [switches] [files ...]", invo_name);
                    print_help (buf, mhlswitches, 1);
                    mhldone (0);
-                   /* FALLTHRU */
                case VERSIONSW:
                    print_version(invo_name);
                    mhldone (0);
-                   /* FALLTHRU */
 
                case BELLSW: 
                    bellflg = 1;
@@ -401,8 +398,7 @@ mhl (int argc, char **argv)
                case SLEEPSW:
                    if (!(cp = *argp++) || *cp == '-')
                        mhladios (NULL, "missing argument to %s", argp[-2]);
-                   else
-                       sleepsw = atoi (cp);/* ZERO ok! */
+                    sleepsw = atoi (cp);/* ZERO ok! */
                    continue;
 
                case PROGSW:
@@ -424,13 +420,13 @@ mhl (int argc, char **argv)
                case LENSW: 
                    if (!(cp = *argp++) || *cp == '-')
                        mhladios (NULL, "missing argument to %s", argp[-2]);
-                   else if ((length = atoi (cp)) < 1)
+                   if ((length = atoi (cp)) < 1)
                        mhladios (NULL, "bad argument %s %s", argp[-2], cp);
                    continue;
                case WIDTHSW: 
                    if (!(cp = *argp++) || *cp == '-')
                        mhladios (NULL, "missing argument to %s", argp[-2]);
-                   else if ((width = atoi (cp)) < 1)
+                   if ((width = atoi (cp)) < 1)
                        mhladios (NULL, "bad argument %s %s", argp[-2], cp);
                    continue;
 
@@ -441,13 +437,13 @@ mhl (int argc, char **argv)
                case ISSUESW:
                    if (!(cp = *argp++) || *cp == '-')
                        mhladios (NULL, "missing argument to %s", argp[-2]);
-                   else if ((issue = atoi (cp)) < 1)
+                   if ((issue = atoi (cp)) < 1)
                        mhladios (NULL, "bad argument %s %s", argp[-2], cp);
                    continue;
                case VOLUMSW:
                    if (!(cp = *argp++) || *cp == '-')
                        mhladios (NULL, "missing argument to %s", argp[-2]);
-                   else if ((volume = atoi (cp)) < 1)
+                   if ((volume = atoi (cp)) < 1)
                        mhladios (NULL, "bad argument %s %s", argp[-2], cp);
                    continue;
 
@@ -917,7 +913,7 @@ process (char *folder, char *fname, int ofilen, int ofilec)
                SIGNAL (SIGINT, SIG_IGN);
            if (mhl_action == NULL && fp != stdin && fp != NULL)
                fclose (fp);
-            mh_xfree(holder.c_text);
+            free(holder.c_text);
             holder.c_text = NULL;
            free_queue (&msghd, &msgtl);
            for (c1 = fmthd; c1; c1 = c1->c_next)
@@ -1216,8 +1212,8 @@ mcomp_format (struct mcomp *c1, struct mcomp *c2)
        }
        charstring_free (scanl);
 
-        mh_xfree(p->pq_text);
-        mh_xfree(p->pq_error);
+        free(p->pq_text);
+        free(p->pq_error);
        q = p->pq_next;
        free(p);
     }
@@ -1263,10 +1259,10 @@ free_queue (struct mcomp **head, struct mcomp **tail)
 
     for (c1 = *head; c1; c1 = c2) {
        c2 = c1->c_next;
-        mh_xfree(c1->c_name);
-        mh_xfree(c1->c_text);
-        mh_xfree(c1->c_ovtxt);
-        mh_xfree(c1->c_nfs);
+        free(c1->c_name);
+        free(c1->c_text);
+        free(c1->c_ovtxt);
+        free(c1->c_nfs);
        if (c1->c_fmt)
            fmt_free (c1->c_fmt, 0);
        free(c1);
@@ -1651,8 +1647,7 @@ mhldone (int status)
     exitstat = status;
     if (mhl_action)
        longjmp (mhlenv, DONE);
-    else
-       done (exitstat);
+    done (exitstat);
 }