-
/*
- * fmt_addr.c -- format an address field (from fmt_scan)
- *
- * $Id$
- *
- * 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.
- */
+** fmt_addr.c -- format an address field (from fmt_scan)
+**
+** 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 <h/mh.h>
#include <h/addrsbr.h>
#include <h/fmt_scan.h>
#include <h/utils.h>
-static char *buf; /* our current working buffer */
-static char *bufend; /* end of working buffer */
-static char *last_dst; /* buf ptr at end of last call */
-static unsigned int bufsiz; /* current size of buf */
+static char *buf; /* our current working buffer */
+static char *bufend; /* end of working buffer */
+static char *last_dst; /* buf ptr at end of last call */
+static unsigned int bufsiz; /* current size of buf */
-#define BUFINCR 512 /* how much to expand buf when if fills */
+#define BUFINCR 512 /* how much to expand buf when if fills */
#define CPY(s) { cp = (s); while ((*dst++ = *cp++)) ; --dst; }
/* check if there's enough room in buf for str. add more mem if needed */
#define CHECKMEM(str) \
- if ((len = strlen (str)) >= bufend - dst) {\
+ if ((len = strlen(str)) >= bufend - dst) {\
int i = dst - buf;\
int n = last_dst - buf;\
bufsiz += ((dst + len - bufend) / BUFINCR + 1) * BUFINCR;\
- buf = mh_xrealloc (buf, bufsiz);\
+ buf = mh_xrealloc(buf, bufsiz);\
dst = buf + i;\
last_dst = buf + n;\
bufend = buf + bufsiz;\
- }
+ }
-/* fmt_scan will call this routine if the user includes the function
- * "(formataddr {component})" in a format string. "orig" is the
- * original contents of the string register. "str" is the address
- * string to be formatted and concatenated onto orig. This routine
- * returns a pointer to the concatenated address string.
- *
- * We try to not do a lot of malloc/copy/free's (which is why we
- * don't call "getcpy") but still place no upper limit on the
- * length of the result string.
- *
- * This routine is placed in a separate library so it can be
- * overridden by particular programs (e.g., "replsbr").
- */
+/*
+** fmt_scan will call this routine if the user includes the function
+** "(formataddr {component})" in a format string. "orig" is the
+** original contents of the string register. "str" is the address
+** string to be formatted and concatenated onto orig. This routine
+** returns a pointer to the concatenated address string.
+**
+** We try to not do a lot of malloc/copy/free's (which is why we
+** don't call "mh_xstrdup") but still place no upper limit on the
+** length of the result string.
+**
+** This routine is placed in a separate library so it can be
+** overridden by particular programs (e.g., "replsbr").
+*/
char *
-formataddr (char *orig, char *str)
+formataddr(char *orig, char *str)
{
- register int len;
- register int isgroup;
- register char *dst;
- register char *cp;
- register char *sp;
- register struct mailname *mp = NULL;
-
- /* if we don't have a buffer yet, get one */
- if (bufsiz == 0) {
- buf = mh_xmalloc (BUFINCR);
- last_dst = buf; /* XXX */
- bufsiz = BUFINCR - 6; /* leave some slop */
- bufend = buf + bufsiz;
- }
- /*
- * If "orig" points to our buffer we can just pick up where we
- * left off. Otherwise we have to copy orig into our buffer.
- */
- if (orig == buf)
- dst = last_dst;
- else if (!orig || !*orig) {
- dst = buf;
- *dst = '\0';
- } else {
- dst = last_dst; /* XXX */
- CHECKMEM (orig);
- CPY (orig);
- }
+ int len;
+ int isgroup;
+ char *dst;
+ char *cp;
+ char *sp;
+ struct mailname *mp = NULL;
- /* concatenate all the new addresses onto 'buf' */
- for (isgroup = 0; (cp = getname (str)); ) {
- if ((mp = getm (cp, NULL, 0, fmt_norm, NULL)) == NULL)
- continue;
-
- if (isgroup && (mp->m_gname || !mp->m_ingrp)) {
- *dst++ = ';';
- isgroup = 0;
+ /* if we don't have a buffer yet, get one */
+ if (bufsiz == 0) {
+ buf = mh_xcalloc(BUFINCR, sizeof(char));
+ last_dst = buf; /* XXX */
+ bufsiz = BUFINCR - 6; /* leave some slop */
+ bufend = buf + bufsiz;
}
- /* if we get here we're going to add an address */
- if (dst != buf) {
- *dst++ = ',';
- *dst++ = ' ';
+ /*
+ ** If "orig" points to our buffer we can just pick up where we
+ ** left off. Otherwise we have to copy orig into our buffer.
+ */
+ if (orig == buf)
+ dst = last_dst;
+ else if (!orig || !*orig) {
+ dst = buf;
+ *dst = '\0';
+ } else {
+ dst = last_dst; /* XXX */
+ CHECKMEM(orig);
+ CPY(orig);
}
- if (mp->m_gname) {
- CHECKMEM (mp->m_gname);
- CPY (mp->m_gname);
- isgroup++;
+
+ /* concatenate all the new addresses onto 'buf' */
+ for (isgroup = 0; (cp = getname(str)); ) {
+ if ((mp = getm(cp, NULL, 0, fmt_norm, NULL)) == NULL)
+ continue;
+
+ if (isgroup && (mp->m_gname || !mp->m_ingrp)) {
+ *dst++ = ';';
+ isgroup = 0;
+ }
+ /* if we get here we're going to add an address */
+ if (dst != buf) {
+ *dst++ = ',';
+ *dst++ = ' ';
+ }
+ if (mp->m_gname) {
+ CHECKMEM(mp->m_gname);
+ CPY(mp->m_gname);
+ isgroup++;
+ }
+ sp = adrformat(mp);
+ CHECKMEM(sp);
+ CPY(sp);
+ mnfree(mp);
}
- sp = adrformat (mp);
- CHECKMEM (sp);
- CPY (sp);
- mnfree (mp);
- }
- if (isgroup)
- *dst++ = ';';
+ if (isgroup)
+ *dst++ = ';';
- *dst = '\0';
- last_dst = dst;
- return (buf);
+ *dst = '\0';
+ last_dst = dst;
+ return (buf);
}
projects / mmh / blobdiff