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Diff for /src/lib/libc/gen/shquote.3 between version 1.2.2.4 and 1.2.2.5

version 1.2.2.4, 2002/03/22 20:42:12 version 1.2.2.5, 2002/10/18 02:16:01
Line 53  The
Line 53  The
 and  and
 .Fn shquotev  .Fn shquotev
 functions copy strings and transform the copies by adding shell  functions copy strings and transform the copies by adding shell
 escape and quoting characters.  They are used to encapsulate  escape and quoting characters.
   They are used to encapsulate
 arguments to be included in command strings passed to the  arguments to be included in command strings passed to the
 .Fn system  .Fn system
 and  and
Line 97  function transforms each of the
Line 98  function transforms each of the
 .Fa argc  .Fa argc
 strings specified by the array  strings specified by the array
 .Fa argv  .Fa argv
 independently.  The transformed strings are  independently.
 placed in the memory pointed to by  The transformed strings are placed in the memory pointed to by
 .Fa buf ,  .Fa buf ,
 separated by spaces.  It does not modify the pointer array  separated by spaces.
 specified by  It does not modify the pointer array specified by
 .Fa argv  .Fa argv
 or the strings pointed to by the pointers in the arrary.  or the strings pointed to by the pointers in the arrary.
 .Pp  .Pp
Line 111  Both functions write up to
Line 112  Both functions write up to
 .Fa buf ,  .Fa buf ,
 then add a  then add a
 .Li NUL  .Li NUL
 character to terminate the output string.  If  character to terminate the output string.
   If
 .Fa bufsize  .Fa bufsize
 is given as zero, the  is given as zero, the
 .Fa buf  .Fa buf
Line 137  The following code fragment demonstrates
Line 139  The following code fragment demonstrates
 to construct a command string to be used with  to construct a command string to be used with
 .Fn system .  .Fn system .
 The command uses an environment variable (which will be expanded by  The command uses an environment variable (which will be expanded by
 the shell) to determine the actual program to run.  Note that  the shell) to determine the actual program to run.
 the environment variable may be expanded by the shell into multiple  Note that the environment variable may be expanded by
 words.  The first word of the expansion will be used by the shell  the shell into multiple words.
   The first word of the expansion will be used by the shell
 as the name of the program to run,  as the name of the program to run,
 and the rest will be passed as arguments to the program.  and the rest will be passed as arguments to the program.
 .Bd -literal -offset indent  .Bd -literal -offset indent
Line 227  cmd[--len] = '\0';
Line 230  cmd[--len] = '\0';
 .Xr system 3  .Xr system 3
 .Sh BUGS  .Sh BUGS
 This implementation does not currently handle strings containing multibyte  This implementation does not currently handle strings containing multibyte
 characters properly.  To address this issue,  characters properly.
   To address this issue,
 .Pa /bin/sh  .Pa /bin/sh
 .Po  .Po
 the shell used by  the shell used by
Line 235  the shell used by
Line 239  the shell used by
 and  and
 .Fn popen  .Fn popen
 .Pc  .Pc
 must first be fixed to handle multibyte characters.  When that has been  must first be fixed to handle multibyte characters.
 done, these functions can have multibyte character support enabled.  When that has been done,
   these functions can have multibyte character support enabled.
Legend:
Removed from v.1.2.2.4  
changed lines
  Added in v.1.2.2.5
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