diff options
Diffstat (limited to 'usr.bin')
| -rw-r--r-- | usr.bin/mg/def.h | 3 | ||||
| -rw-r--r-- | usr.bin/mg/line.c | 24 |
2 files changed, 25 insertions, 2 deletions
diff --git a/usr.bin/mg/def.h b/usr.bin/mg/def.h index 1be37a960e4..ffb982be5fc 100644 --- a/usr.bin/mg/def.h +++ b/usr.bin/mg/def.h @@ -1,4 +1,4 @@ -/* $OpenBSD: def.h,v 1.87 2006/05/08 21:24:24 kjell Exp $ */ +/* $OpenBSD: def.h,v 1.88 2006/05/27 21:20:11 kjell Exp $ */ /* This file is in the public domain. */ @@ -350,6 +350,7 @@ int lnewline(void); int ldelete(RSIZE, int); int ldelnewline(void); int lreplace(RSIZE, char *); +char * linetostr(const struct line *); /* yank.c X */ diff --git a/usr.bin/mg/line.c b/usr.bin/mg/line.c index 3178bcc6b30..014a0581e7f 100644 --- a/usr.bin/mg/line.c +++ b/usr.bin/mg/line.c @@ -1,4 +1,4 @@ -/* $OpenBSD: line.c,v 1.37 2005/12/20 06:17:36 kjell Exp $ */ +/* $OpenBSD: line.c,v 1.38 2006/05/27 21:20:11 kjell Exp $ */ /* This file is in the public domain. */ @@ -569,3 +569,25 @@ lreplace(RSIZE plen, char *st) undo_add_boundary(); return (TRUE); } + +/* + * Allocate and return the supplied line as a C string + */ +char * +linetostr(const struct line *ln) +{ + size_t len; + char *line; + + len = llength(ln); + if (len == SIZE_MAX) /* (len + 1) overflow */ + return (NULL); + + if ((line = malloc(len + 1)) == NULL) + return (NULL); + + (void)memcpy(line, ltext(ln), len); + line[len] = '\0'; + + return (line); +} |