Add the "wordexp" shell built-in command which will be used to implement
the POSIX wordexp() function.
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=108286
@ -93,3 +93,4 @@ aliascmd alias
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ulimitcmd ulimit
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testcmd test [
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bindcmd bind
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wordexpcmd wordexp
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@ -52,6 +52,7 @@ __FBSDID("$FreeBSD$");
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#include <stdlib.h>
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#include <limits.h>
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#include <stdio.h>
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#include <string.h>
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/*
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* Routines to expand arguments to commands. We have to deal with
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@ -1521,3 +1522,24 @@ cvtnum(int num, char *buf)
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STPUTC(*p++, buf);
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return buf;
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}
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/*
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* Do most of the work for wordexp(3).
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*/
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int
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wordexpcmd(int argc, char **argv)
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{
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size_t len;
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int i;
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out1fmt("%08x", argc - 1);
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for (i = 1, len = 0; i < argc; i++)
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len += strlen(argv[i]);
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out1fmt("%08x", (int)len);
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for (i = 1; i < argc; i++) {
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out1str(argv[i]);
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out1c('\0');
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}
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return (0);
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}
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@ -65,3 +65,4 @@ void expari(int);
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int patmatch(char *, char *, int);
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void rmescapes(char *);
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int casematch(union node *, char *);
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int wordexpcmd(int, char **);
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