/*
- * seq_read.c -- read the .mh_sequence file and
- * -- initialize sequence information
- *
- * This code is Copyright (c) 2002, by the authors of nmh. See the
- * COPYRIGHT file in the root directory of the nmh distribution for
- * complete copyright information.
- */
-
+** seq_read.c -- read the .mh_sequence file and
+** -- initialize sequence information
+**
+** This code is Copyright (c) 2002, by the authors of nmh. See the
+** COPYRIGHT file in the root directory of the nmh distribution for
+** complete copyright information.
+*/
+
+#include <sysexits.h>
#include <h/mh.h>
#include <h/utils.h>
/*
- * static prototypes
- */
-static int seq_init (struct msgs *, char *, char *);
-static void seq_public (struct msgs *);
-static void seq_private (struct msgs *);
+** static prototypes
+*/
+static int seq_init(struct msgs *, char *, char *);
+static void seq_public(struct msgs *);
+static void seq_private(struct msgs *);
/*
- * Get the sequence information for this folder from
- * .mh_sequences (or equivalent specified in .mh_profile)
- * or context file (for private sequences).
- */
+** Get the sequence information for this folder from
+** .mh_sequences (or equivalent specified in .mh_profile)
+** or context file (for private sequences).
+*/
void
-seq_read (struct msgs *mp)
+seq_read(struct msgs *mp)
{
/*
- * Initialize the list of sequence names. Go ahead and
- * add the "cur" sequence to the list of sequences.
- */
- mp->msgattrs[0] = getcpy (current);
+ ** Initialize the list of sequence names. Go ahead and
+ ** add the cur sequence to the list of sequences.
+ */
+ mp->msgattrs[0] = getcpy(seq_cur);
mp->msgattrs[1] = NULL;
- make_all_public (mp); /* initially, make all public */
+ make_all_public(mp); /* initially, make all public */
/* If folder is empty, don't scan for sequence information */
if (mp->nummsg == 0)
return;
/* Initialize the public sequences */
- seq_public (mp);
+ seq_public(mp);
/* Initialize the private sequences */
- seq_private (mp);
+ seq_private(mp);
}
/*
- * read folder's sequences file for public sequences
- */
+** read folder's sequences file for public sequences
+*/
static void
-seq_public (struct msgs *mp)
+seq_public(struct msgs *mp)
{
int state;
char *cp, seqfile[PATH_MAX];
FILE *fp;
/*
- * If mh_seq == NULL (such as if nmh been compiled with
- * NOPUBLICSEQ), or if *mh_seq == '\0' (the user has defined
- * the "mh-sequences" profile entry, but left it empty),
- * then just return, and do not initialize any public sequences.
- */
+ ** If public sequences are disabled (e.g. the user has defined
+ ** an empty `Mh-Sequences' profile entry), then just return.
+ */
if (mh_seq == NULL || *mh_seq == '\0')
return;
/* get filename of sequence file */
- snprintf (seqfile, sizeof(seqfile), "%s/%s", mp->foldpath, mh_seq);
+ snprintf(seqfile, sizeof(seqfile), "%s/%s", mp->foldpath, mh_seq);
- if ((fp = lkfopen (seqfile, "r")) == NULL)
+ if ((fp = lkfopen(seqfile, "r")) == NULL)
return;
/* Use m_getfld to scan sequence file */
for (state = FLD;;) {
- switch (state = m_getfld (state, name, field, sizeof(field), fp)) {
- case FLD:
- case FLDPLUS:
- case FLDEOF:
- if (state == FLDPLUS) {
- cp = getcpy (field);
- while (state == FLDPLUS) {
- state = m_getfld (state, name, field, sizeof(field), fp);
- cp = add (field, cp);
- }
- seq_init (mp, getcpy (name), trimcpy (cp));
- free (cp);
- } else {
- seq_init (mp, getcpy (name), trimcpy (field));
+ switch (state = m_getfld(state, name, field, sizeof(field),
+ fp)) {
+ case FLD:
+ case FLDPLUS:
+ case FLDEOF:
+ if (state == FLDPLUS) {
+ cp = getcpy(field);
+ while (state == FLDPLUS) {
+ state = m_getfld(state, name, field,
+ sizeof(field), fp);
+ cp = add(field, cp);
}
- if (state == FLDEOF)
- break;
- continue;
+ seq_init(mp, getcpy(name), trimcpy(cp));
+ free(cp);
+ } else {
+ seq_init(mp, getcpy(name), trimcpy(field));
+ }
+ if (state == FLDEOF)
+ break;
+ continue;
- case BODY:
- case BODYEOF:
- adios (NULL, "no blank lines are permitted in %s", seqfile);
- /* fall */
+ case BODY:
+ case BODYEOF:
+ adios(EX_CONFIG, NULL, "no blank lines are permitted in %s",
+ seqfile);
+ /* fall */
- case FILEEOF:
- break;
+ case FILEEOF:
+ break;
- default:
- adios (NULL, "%s is poorly formatted", seqfile);
+ default:
+ adios(EX_CONFIG, NULL, "%s is poorly formatted", seqfile);
}
break; /* break from for loop */
}
- lkfclose (fp, seqfile);
+ lkfclose(fp, seqfile);
}
/*
- * Scan profile/context list for private sequences.
- *
- * We search the context list for all keys that look like
- * "atr-seqname-folderpath", and add them as private sequences.
- */
+** Scan profile/context list for private sequences.
+**
+** We search the context list for all keys that look like
+** "atr-seqname-folderpath", and add them as private sequences.
+*/
static void
-seq_private (struct msgs *mp)
+seq_private(struct msgs *mp)
{
int i, j, alen, plen;
char *cp;
struct node *np;
- alen = strlen ("atr-");
- plen = strlen (mp->foldpath) + 1;
+ alen = strlen("atr-");
+ plen = strlen(mp->foldpath) + 1;
for (np = m_defs; np; np = np->n_next) {
- if (ssequal ("atr-", np->n_name)
- && (j = strlen (np->n_name) - plen) > alen
- && *(np->n_name + j) == '-'
- && strcmp (mp->foldpath, np->n_name + j + 1) == 0) {
- cp = getcpy (np->n_name + alen);
+ if (strncmp(np->n_name, "atr-", alen)==0 &&
+ (j = strlen(np->n_name) - plen) > alen &&
+ *(np->n_name + j) == '-' &&
+ strcmp(mp->foldpath, np->n_name + j + 1)==0) {
+ cp = getcpy(np->n_name + alen);
*(cp + j - alen) = '\0';
- if ((i = seq_init (mp, cp, getcpy (np->n_field))) != -1)
- make_seq_private (mp, i);
+ if ((i = seq_init(mp, cp, getcpy(np->n_field))) != -1)
+ make_seq_private(mp, i);
}
}
}
/*
- * Add the name of sequence to the list of folder sequences.
- * Then parse the list of message ranges for this
- * sequence, and setup the various bit flags for each
- * message in the sequence.
- *
- * Return internal index for the sequence if successful.
- * Return -1 on error.
- */
+** Add the name of sequence to the list of folder sequences.
+** Then parse the list of message ranges for this
+** sequence, and setup the various bit flags for each
+** message in the sequence.
+**
+** Return internal index for the sequence if successful.
+** Return -1 on error.
+*/
static int
-seq_init (struct msgs *mp, char *name, char *field)
+seq_init(struct msgs *mp, char *name, char *field)
{
- int i, j, k, is_current;
+ unsigned int i;
+ int j, k, is_current;
char *cp, **ap;
/*
- * Check if this is "cur" sequence,
- * so we can do some special things.
- */
- is_current = !strcmp (current, name);
+ ** Check if this is the cur sequence,
+ ** so we can do some special things.
+ */
+ is_current = (strcmp(seq_cur, name)==0);
/*
- * Search for this sequence name to see if we've seen
- * it already. If we've seen this sequence before,
- * then clear the bit for this sequence from all the
- * mesages in this folder.
- */
+ ** Search for this sequence name to see if we've seen
+ ** it already. If we've seen this sequence before,
+ ** then clear the bit for this sequence from all the
+ ** mesages in this folder.
+ */
for (i = 0; mp->msgattrs[i]; i++) {
- if (!strcmp (mp->msgattrs[i], name)) {
+ if (strcmp(mp->msgattrs[i], name)==0) {
for (j = mp->lowmsg; j <= mp->hghmsg; j++)
- clear_sequence (mp, i, j);
+ clear_sequence(mp, i, j);
break;
}
}
/* Return error, if too many sequences */
if (i >= NUMATTRS) {
- free (name);
- free (field);
+ free(name);
+ free(field);
return -1;
}
/*
- * If we've already seen this sequence name, just free the
- * name string. Else add it to the list of sequence names.
- */
+ ** If we've already seen this sequence name, just free the
+ ** name string. Else add it to the list of sequence names.
+ */
if (mp->msgattrs[i]) {
- free (name);
+ free(name);
} else {
mp->msgattrs[i] = name;
mp->msgattrs[i + 1] = NULL;
}
/*
- * Split up the different message ranges at whitespace
- */
- for (ap = brkstring (field, " ", "\n"); *ap; ap++) {
+ ** Split up the different message ranges at whitespace
+ */
+ for (ap = brkstring(field, " ", "\n"); *ap; ap++) {
if ((cp = strchr(*ap, '-')))
*cp++ = '\0';
- if ((j = m_atoi (*ap)) > 0) {
- k = cp ? m_atoi (cp) : j;
+ if ((j = m_atoi(*ap)) > 0) {
+ k = cp ? m_atoi(cp) : j;
/*
- * Keep mp->curmsg and "cur" sequence in synch. Unlike
- * other sequences, this message doesn't need to exist.
- * Think about the series of command (rmm; next) to
- * understand why this can be the case. But if it does
- * exist, we will still set the bit flag for it like
- * other sequences.
- */
+ ** Keep mp->curmsg and cur sequence in sync. Unlike
+ ** other sequences, this message doesn't need to exist.
+ ** Think about the series of command (rmm; next) to
+ ** understand why this can be the case. But if it does
+ ** exist, we will still set the bit flag for it like
+ ** other sequences.
+ */
if (is_current)
mp->curmsg = j;
/*
- * We iterate through messages in this range
- * and flip on bit for this sequence.
- */
+ ** We iterate through messages in this range
+ ** and flip on bit for this sequence.
+ */
for (; j <= k; j++) {
- if (j >= mp->lowmsg && j <= mp->hghmsg && does_exist(mp, j))
- add_sequence (mp, i, j);
+ if (j >= mp->lowmsg && j <= mp->hghmsg &&
+ does_exist(mp, j))
+ add_sequence(mp, i, j);
}
}
}
- free (field); /* free string containing message ranges */
+ free(field); /* free string containing message ranges */
return i;
}