Simplified m_strn() per Ralph's suggestions.

[nmh] / uip / mhfixmsg.c

diff --git a/uip/mhfixmsg.c b/uip/mhfixmsg.c
index ff3e383a49e1d4885012f451e09ee1de97b6d803..aed480eadf33168901cb9b30bbf38babbff96429 100644 (file)
--- a/uip/mhfixmsg.c
+++ b/uip/mhfixmsg.c
@@ -1,5 +1,4 @@
-/*
- * mhfixmsg.c -- rewrite a message with various transformations
+/* mhfixmsg.c -- rewrite a message with various transformations

  *
  * This code is Copyright (c) 2002 and 2013, by the authors of nmh.
  * See the COPYRIGHT file in the root directory of the nmh
  *
  * This code is Copyright (c) 2002 and 2013, by the authors of nmh.
  * See the COPYRIGHT file in the root directory of the nmh


@@ -7,10 +6,17 @@
  */
 
 #include <h/mh.h>
  */
 
 #include <h/mh.h>

+#include <h/fmt_scan.h>

 #include <h/mime.h>
 #include <h/mhparse.h>
 #include <h/utils.h>
 #include <h/signals.h>
 #include <h/mime.h>
 #include <h/mhparse.h>
 #include <h/utils.h>
 #include <h/signals.h>

+#include "../sbr/m_maildir.h"
+#include "../sbr/m_mktemp.h"
+#include "../sbr/mime_type.h"
+#include "mhfree.h"
+#include "mhoutsbr.h"
+#include "mhshowsbr.h"

 #include <fcntl.h>
 
 #define MHFIXMSG_SWITCHES \
 #include <fcntl.h>
 
 #define MHFIXMSG_SWITCHES \


@@ -62,15 +68,9 @@ extern int bogus_mp_content;                  /* flag from InitMultiPart */
 /* flags to/from parse_header_attrs */
 extern int suppress_extraneous_trailing_semicolon_warning;
 
 /* flags to/from parse_header_attrs */
 extern int suppress_extraneous_trailing_semicolon_warning;
 

-/* mhoutsbr.c */
-int output_message_fp (CT, FILE *, char *);
-

 /* mhmisc.c */
 void flush_errors (void);
 
 /* mhmisc.c */
 void flush_errors (void);
 

-/* mhfree.c */
-extern CT *cts;
-

 /*
  * static prototypes
  */
 /*
  * static prototypes
  */


@@ -372,7 +372,7 @@ main (int argc, char **argv) {
             set_text_ctparams(ct, fx.decodetypes, fx.lf_line_endings);
             *ctp++ = ct;
         } else {
             set_text_ctparams(ct, fx.decodetypes, fx.lf_line_endings);
             *ctp++ = ct;
         } else {

-            advise (NULL, "unable to parse message from file %s", file);
+            inform("unable to parse message from file %s", file);

             status = NOTOK;
 
             /* If there's an outfile, pass the input message unchanged, so the
             status = NOTOK;
 
             /* If there's an outfile, pass the input message unchanged, so the


@@ -386,7 +386,7 @@ main (int argc, char **argv) {
                 }
 
                 if (copy_input_to_output (file, infp, outfile, outfp) != OK) {
                 }
 
                 if (copy_input_to_output (file, infp, outfile, outfp) != OK) {

-                    advise (NULL, "unable to copy message to %s, "
+                    inform("unable to copy message to %s, "

                             "it might be lost\n", outfile);
                 }
 
                             "it might be lost\n", outfile);
                 }
 


@@ -406,7 +406,7 @@ main (int argc, char **argv) {
         if (! folder) {
             folder = getfolder (1);
         }
         if (! folder) {
             folder = getfolder (1);
         }

-        maildir = m_maildir (folder);
+        maildir = mh_xstrdup(m_maildir (folder));

 
         /* chdir so that error messages, esp. from MIME parser, just
            refer to the message and not its path. */
 
         /* chdir so that error messages, esp. from MIME parser, just
            refer to the message and not its path. */


@@ -442,7 +442,7 @@ main (int argc, char **argv) {
                     set_text_ctparams(ct, fx.decodetypes, fx.lf_line_endings);
                     *ctp++ = ct;
                 } else {
                     set_text_ctparams(ct, fx.decodetypes, fx.lf_line_endings);
                     *ctp++ = ct;
                 } else {

-                    advise (NULL, "unable to parse message %s", msgnam);
+                    inform("unable to parse message %s", msgnam);

                     status = NOTOK;
 
                     /* If there's an outfile, pass the input message
                     status = NOTOK;
 
                     /* If there's an outfile, pass the input message


@@ -465,10 +465,8 @@ main (int argc, char **argv) {
 
                         if (copy_input_to_output (input_filename, infp,
                                                   outfile, outfp) != OK) {
 
                         if (copy_input_to_output (input_filename, infp,
                                                   outfile, outfp) != OK) {

-                            advise (NULL,
-                                    "unable to copy message to %s, "
-                                    "it might be lost\n",
-                                    outfile);
+                            inform("unable to copy message to %s, "
+                                "it might be lost\n", outfile);

                         }
 
                         fclose (infp);
                         }
 
                         fclose (infp);


@@ -505,6 +503,7 @@ main (int argc, char **argv) {
         status = 1;
     }
 
         status = 1;
     }
 

+    mh_xfree(maildir);

     free (cts);
 
     if (fx.fixtypes != NULL) { svector_free (fx.fixtypes); }
     free (cts);
 
     if (fx.fixtypes != NULL) { svector_free (fx.fixtypes); }


@@ -607,7 +606,7 @@ mhfixmsgsbr (CT *ctp, char *maildir, const fix_transformations *fx,
            to the output. */
         if (copy_input_to_output (input_filename, *infp, outfile,
                                   *outfp) != OK) {
            to the output. */
         if (copy_input_to_output (input_filename, *infp, outfile,
                                   *outfp) != OK) {

-            advise (NULL, "unable to copy message to %s, it might be lost\n",
+            inform("unable to copy message to %s, it might be lost\n",

                     outfile);
         }
     }
                     outfile);
         }
     }


@@ -691,16 +690,16 @@ fix_boundary (CT *ct, int *message_mods) {
                             }
                         } else {
                             *ct = NULL;
                             }
                         } else {
                             *ct = NULL;

-                            advise (NULL, "unable to parse fixed part");
+                            inform("unable to parse fixed part");

                             status = NOTOK;
                         }
                         free (filename);
                     } else {
                             status = NOTOK;
                         }
                         free (filename);
                     } else {

-                        advise (NULL, "unable to replace broken boundary");
+                        inform("unable to replace broken boundary");

                         status = NOTOK;
                     }
                 } else {
                         status = NOTOK;
                     }
                 } else {

-                    advise (NULL, "unable to create temporary file in %s",
+                    inform("unable to create temporary file in %s",

                             get_temp_dir());
                     status = NOTOK;
                 }
                             get_temp_dir());
                     status = NOTOK;
                 }


@@ -766,11 +765,9 @@ get_multipart_boundary (CT ct, char **part_boundary) {
             }
         }
 
             }
         }
 

-        if (! end_boundary  &&  begin > (off_t) (ct->c_begin + sizeof buffer)) {
-            begin -= sizeof buffer;
-        } else {
+        if (end_boundary  ||  begin <= (off_t) (ct->c_begin + sizeof buffer))

             break;
             break;

-        }
+        begin -= sizeof buffer;

     }
 
     /* Get boundary at beginning of multipart. */
     }
 
     /* Get boundary at beginning of multipart. */


@@ -825,7 +822,7 @@ replace_boundary (CT ct, char *file, char *boundary) {
     int status = OK;
 
     if (ct->c_file == NULL) {
     int status = OK;
 
     if (ct->c_file == NULL) {

-        advise (NULL, "missing input filename");
+        inform("missing input filename");

         return NOTOK;
     }
 
         return NOTOK;
     }
 


@@ -874,7 +871,7 @@ replace_boundary (CT ct, char *file, char *boundary) {
                                           strlen(new_ctline) + 1,
                                           ct->c_ctinfo.ci_first_pm, NULL, 0);
                 fprintf (fpout, "%s:%s%s\n", np, new_ctline,
                                           strlen(new_ctline) + 1,
                                           ct->c_ctinfo.ci_first_pm, NULL, 0);
                 fprintf (fpout, "%s:%s%s\n", np, new_ctline,

-                        new_params ? new_params : "");
+                        FENDNULL(new_params));

                free(new_ctline);
                 mh_xfree(new_params);
             }
                free(new_ctline);
                 mh_xfree(new_params);
             }


@@ -897,12 +894,12 @@ replace_boundary (CT ct, char *file, char *boundary) {
 
         case LENERR:
         case FMTERR:
 
         case LENERR:
         case FMTERR:

-            advise (NULL, "message format error in component #%d", compnum);
+            inform("message format error in component #%d", compnum);

             status = NOTOK;
             break;
 
         default:
             status = NOTOK;
             break;
 
         default:

-            advise (NULL, "getfld() returned %d", state);
+            inform("getfld() returned %d", state);

             status = NOTOK;
             break;
         }
             status = NOTOK;
             break;
         }


@@ -984,7 +981,7 @@ fix_types (CT ct, svector_t fixtypes, int *message_mods) {
                             *cp = '\0';
                             ct_subtype = mh_xstrdup(++cp);
                         } else {
                             *cp = '\0';
                             ct_subtype = mh_xstrdup(++cp);
                         } else {

-                            advise (NULL, "missing / in MIME type of %s %s",
+                            inform("missing / in MIME type of %s %s",

                                     ct->c_file, ct->c_partno);
                             free (ct_type);
                             return NOTOK;
                                     ct->c_file, ct->c_partno);
                             free (ct_type);
                             return NOTOK;


@@ -999,7 +996,7 @@ fix_types (CT ct, svector_t fixtypes, int *message_mods) {
                         ct->c_ctinfo.ci_subtype = ct_subtype;
                         if (! replace_substring (&ct->c_ctline, type,
                                                  ct_type_subtype)) {
                         ct->c_ctinfo.ci_subtype = ct_subtype;
                         if (! replace_substring (&ct->c_ctline, type,
                                                  ct_type_subtype)) {

-                            advise (NULL, "did not find %s in %s",
+                            inform("did not find %s in %s",

                                     type, ct->c_ctline);
                         }
 
                                     type, ct->c_ctline);
                         }
 


@@ -1016,10 +1013,8 @@ fix_types (CT ct, svector_t fixtypes, int *message_mods) {
                                                 type, ct_type_subtype);
                                     }
                                     break;
                                                 type, ct_type_subtype);
                                     }
                                     break;

-                                } else {
-                                    advise (NULL, "did not find %s in %s",
-                                            type, hf->value);

                                 }
                                 }

+                                inform("did not find %s in %s", type, hf->value);

                             }
                         }
                     }
                             }
                         }
                     }


@@ -1069,7 +1064,7 @@ replace_substring (char **str, const char *old, const char *new) {
 char *
 remove_parameter (char *str, const char *name) {
     /* It looks to me, based on the BNF in RFC 2045, than there can't
 char *
 remove_parameter (char *str, const char *name) {
     /* It looks to me, based on the BNF in RFC 2045, than there can't

-       be whitespace betwwen the parameter name and the "=", or
+       be whitespace between the parameter name and the "=", or

        between the "=" and the parameter value. */
     char *param_name = concat (name, "=", NULL);
     char *cp;
        between the "=" and the parameter value. */
     char *param_name = concat (name, "=", NULL);
     char *cp;


@@ -1336,9 +1331,8 @@ ensure_text_plain (CT *ct, CT parent, int *message_mods, int replacetextplain) {
                         parent->c_ctinfo.ci_subtype = mh_xstrdup("alternative");
                         if (! replace_substring (&parent->c_ctline, "/related",
                                                  "/alternative")) {
                         parent->c_ctinfo.ci_subtype = mh_xstrdup("alternative");
                         if (! replace_substring (&parent->c_ctline, "/related",
                                                  "/alternative")) {

-                            advise (NULL,
-                                    "did not find multipart/related in %s",
-                                    parent->c_ctline);
+                            inform("did not find multipart/related in %s",
+                                parent->c_ctline);

                         }
 
                         /* Update Content-Type header field. */
                         }
 
                         /* Update Content-Type header field. */


@@ -1357,11 +1351,9 @@ ensure_text_plain (CT *ct, CT parent, int *message_mods, int replacetextplain) {
                                        multipart/alternative. */
                                     remove_parameter (hf->value, "type");
                                     break;
                                        multipart/alternative. */
                                     remove_parameter (hf->value, "type");
                                     break;

-                                } else {
-                                    advise (NULL, "did not find multipart/"
-                                                  "related in header %s",
-                                            hf->value);

                                 }
                                 }

+                                inform("did not find multipart/"
+                                    "related in header %s", hf->value);

                             }
                         }
                     } else {
                             }
                         }
                     } else {


@@ -1492,7 +1484,7 @@ build_text_plain_part (CT encoded_part) {
 
         /* This m_mktemp2() call closes the temp file. */
         if ((tempfile = m_mktemp2 (NULL, invo_name, NULL, NULL)) == NULL) {
 
         /* This m_mktemp2() call closes the temp file. */
         if ((tempfile = m_mktemp2 (NULL, invo_name, NULL, NULL)) == NULL) {

-            advise (NULL, "unable to create temporary file in %s",
+            inform("unable to create temporary file in %s",

                     get_temp_dir());
         } else {
             tmp_plain_file = mh_xstrdup (tempfile);
                     get_temp_dir());
         } else {
             tmp_plain_file = mh_xstrdup (tempfile);


@@ -1630,7 +1622,7 @@ decode_part (CT ct) {
     (void) m_unlink (tmp_decoded);
     free (tmp_decoded);
     if (fclose (file)) {
     (void) m_unlink (tmp_decoded);
     free (tmp_decoded);
     if (fclose (file)) {

-        admonish (NULL, "unable to close temporary file %s", tempfile);
+        inform("unable to close temporary file %s, continuing...", tempfile);

     }
 
     return status;
     }
 
     return status;


@@ -1657,16 +1649,16 @@ reformat_part (CT ct, char *file, char *type, char *subtype, int c_type) {
     /* Check for invo_name-format-type/subtype. */
     if ((cf = context_find_by_type ("format", type, subtype)) == NULL) {
         if (verbosw) {
     /* Check for invo_name-format-type/subtype. */
     if ((cf = context_find_by_type ("format", type, subtype)) == NULL) {
         if (verbosw) {

-            advise (NULL, "Don't know how to convert %s, there is no "
+            inform("Don't know how to convert %s, there is no "

                     "%s-format-%s/%s profile entry",
                     ct->c_file, invo_name, type, subtype);
         }
         return NOTOK;
     }
     if (strchr (cf, '>')) {
                     "%s-format-%s/%s profile entry",
                     ct->c_file, invo_name, type, subtype);
         }
         return NOTOK;
     }
     if (strchr (cf, '>')) {

-        advise (NULL, "'>' prohibited in \"%s\",\nplease fix your "
+        inform("'>' prohibited in \"%s\",\nplease fix your "

                 "%s-format-%s/%s profile entry", cf, invo_name, type,
                 "%s-format-%s/%s profile entry", cf, invo_name, type,

-                subtype ? subtype : "");
+                FENDNULL(subtype));

 
         return NOTOK;
     }
 
         return NOTOK;
     }


@@ -1783,13 +1775,13 @@ build_multipart_alt (CT first_alt, CT new_part, int type, int subtype) {
                 snprintf (buffer2, sizeof buffer2, "%d", serial);
                 boundary =
                     concat (boundary_prefix,
                 snprintf (buffer2, sizeof buffer2, "%d", serial);
                 boundary =
                     concat (boundary_prefix,

-                            first_alt->c_partno ? first_alt->c_partno : "",
+                            FENDNULL(first_alt->c_partno),

                             "-", buffer2,  NULL);
             }
         }
 
         if (found_boundary) {
                             "-", buffer2,  NULL);
             }
         }
 
         if (found_boundary) {

-            advise (NULL, "giving up trying to find a unique boundary");
+            inform("giving up trying to find a unique boundary");

             free_content (ct);
             return NULL;
         }
             free_content (ct);
             return NULL;
         }


@@ -2026,8 +2018,7 @@ decode_text_parts (CT ct, int encoding, const char *decodetypes,
                         report (NULL, ct->c_partno, ct->c_file,
                                 "will not decode%s because it is binary (%s)",
                                 ct->c_partno  ?  ""
                         report (NULL, ct->c_partno, ct->c_file,
                                 "will not decode%s because it is binary (%s)",
                                 ct->c_partno  ?  ""

-                                              :  ct->c_ctline  ?  ct->c_ctline
-                                                               :  "",
+                                              :  (FENDNULL(ct->c_ctline)),

                                 reason);
                     }
                     (void) m_unlink (ct->c_cefile.ce_file);
                                 reason);
                     }
                     (void) m_unlink (ct->c_cefile.ce_file);


@@ -2041,8 +2032,7 @@ decode_text_parts (CT ct, int encoding, const char *decodetypes,
                         report (NULL, ct->c_partno, ct->c_file,
                                 "will not decode%s because it is 8bit",
                                 ct->c_partno  ?  ""
                         report (NULL, ct->c_partno, ct->c_file,
                                 "will not decode%s because it is 8bit",
                                 ct->c_partno  ?  ""

-                                              :  ct->c_ctline  ?  ct->c_ctline
-                                                               :  "");
+                                              :  (FENDNULL(ct->c_ctline)));

                     }
                     (void) m_unlink (ct->c_cefile.ce_file);
                     free (ct->c_cefile.ce_file);
                     }
                     (void) m_unlink (ct->c_cefile.ce_file);
                     free (ct->c_cefile.ce_file);


@@ -2061,7 +2051,7 @@ decode_text_parts (CT ct, int encoding, const char *decodetypes,
                         ++*message_mods;
                         if (verbosw) {
                             report (NULL, ct->c_partno, ct->c_file, "decode%s",
                         ++*message_mods;
                         if (verbosw) {
                             report (NULL, ct->c_partno, ct->c_file, "decode%s",

-                                    ct->c_ctline ? ct->c_ctline : "");
+                                    FENDNULL(ct->c_ctline));

                         }
                         if (lf_line_endings) {
                             strip_crs (ct, message_mods);
                         }
                         if (lf_line_endings) {
                             strip_crs (ct, message_mods);


@@ -2168,13 +2158,14 @@ content_encoding (CT ct, const char **reason) {
                         *reason = "";
                     }
                     break;
                         *reason = "";
                     }
                     break;

-                } else if (*cp == '\n') {
+                }
+                if (*cp == '\n') {

                     line_len = 0;
                 } else if (! isascii ((unsigned char) *cp)) {
                     encoding = CE_8BIT;
                 }
 
                     line_len = 0;
                 } else if (! isascii ((unsigned char) *cp)) {
                     encoding = CE_8BIT;
                 }
 

-                last_char_was_cr = *cp == '\r'  ?  1  :  0;
+                last_char_was_cr = *cp == '\r';

             }
         }
 
             }
         }
 


@@ -2257,7 +2248,7 @@ strip_crs (CT ct, int *message_mods) {
                         break;
                     }
 
                         break;
                     }
 

-                    last_char_was_cr = *cp == '\r'  ?  1  :  0;
+                    last_char_was_cr = *cp == '\r';

                 }
             }
 
                 }
             }
 


@@ -2303,7 +2294,7 @@ strip_crs (CT ct, int *message_mods) {
                 }
 
                 if (close (fd)) {
                 }
 
                 if (close (fd)) {

-                    admonish (NULL, "unable to write temporary file %s",
+                    inform("unable to write temporary file %s, continuing...",

                               stripped_content_file);
                     (void) m_unlink (stripped_content_file);
                     status = NOTOK;
                               stripped_content_file);
                     (void) m_unlink (stripped_content_file);
                     status = NOTOK;


@@ -2589,7 +2580,7 @@ static int
 fix_filename_param (char *name, char *value, PM *first_pm, PM *last_pm) {
     int fixed = 0;
 
 fix_filename_param (char *name, char *value, PM *first_pm, PM *last_pm) {
     int fixed = 0;
 

-    if (HasPrefix(value, "=?") && HasSuffix(value, "?=")) {
+    if (has_prefix(value, "=?") && has_suffix(value, "?=")) {

         /* Looks like an RFC 2047 encoded parameter. */
         char decoded[PATH_MAX + 1];
 
         /* Looks like an RFC 2047 encoded parameter. */
         char decoded[PATH_MAX + 1];
 


@@ -2598,7 +2589,7 @@ fix_filename_param (char *name, char *value, PM *first_pm, PM *last_pm) {
             replace_param (first_pm, last_pm, name, decoded, 0);
             fixed = 1;
         } else {
             replace_param (first_pm, last_pm, name, decoded, 0);
             fixed = 1;
         } else {

-            advise (NULL, "failed to decode %s parameter %s", name, value);
+            inform("failed to decode %s parameter %s", name, value);

         }
     }
 
         }
     }
 


@@ -2663,7 +2654,7 @@ fix_filename_encoding (CT ct) {
                 free((void *)new_params); /* Cast away const.  Sigh. */
                 free((void *)params);
             } else {
                 free((void *)new_params); /* Cast away const.  Sigh. */
                 free((void *)params);
             } else {

-                advise (NULL, "did not find semicolon in %s:%s\n",
+                inform("did not find semicolon in %s:%s\n",

                         hf->name, hf->value);
             }
         }
                         hf->name, hf->value);
             }
         }


@@ -2718,15 +2709,15 @@ write_content (CT ct, const char *input_filename, char *outfile, FILE *outfp,
                                expand filename to absolute path. */
                             int file = ct->c_file  &&  ct->c_file[0] == '/';
 
                                expand filename to absolute path. */
                             int file = ct->c_file  &&  ct->c_file[0] == '/';
 

-                            admonish (NULL, "unable to rename %s %s to %s",
+                            inform("unable to rename %s %s to %s, continuing...",

                                       file ? "file" : "message", outfile,
                                       infile);
                             status = NOTOK;
                         }
                     }
                 } else {
                                       file ? "file" : "message", outfile,
                                       infile);
                             status = NOTOK;
                         }
                     }
                 } else {

-                    admonish (NULL, "unable to remove input file %s, "
-                              "not modifying it", infile);
+                    inform("unable to remove input file %s, "
+                       "not modifying it, continuing...", infile);

                     (void) m_unlink (outfile);
                     status = NOTOK;
                 }
                     (void) m_unlink (outfile);
                     status = NOTOK;
                 }


@@ -2817,7 +2808,7 @@ report (char *what, char *partno, char *filename, char *message, ...) {
     if (verbosw) {
         va_start (args, message);
         fmt = concat (filename, partno ? " part " : ", ",
     if (verbosw) {
         va_start (args, message);
         fmt = concat (filename, partno ? " part " : ", ",

-                      partno ? partno : "", partno ? ", " : "", message, NULL);
+                      FENDNULL(partno), partno ? ", " : "", message, NULL);

 
         advertise (what, NULL, fmt, args);
 
 
         advertise (what, NULL, fmt, args);