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Minor edits to builtin_set.c

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darcs-hash:20060519085813-ac50b-67b6772ac7723e13312e444944cc4b077ba23479.gz
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axel 2006-05-19 18:58:13 +10:00
parent db459f869a
commit b52fe0feb6
1 changed files with 22 additions and 27 deletions
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49
builtin_set.c
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@ -26,10 +26,24 @@ Functions used for implementing the set builtin.
#include "parser.h"
#include "translate.h"
/**
Error message for invalid path operations
*/
#define BUILTIN_SET_PATH_ERROR L"%ls: Could not add component %ls to %ls.\n"
/**
Hint for invalid path operation with a colon
*/
#define BUILTIN_SET_PATH_HINT L"%ls: Did you mean 'set %ls $%ls %ls'?\n"
/**
Error for mismatch between index count and elements
*/
#define BUILTIN_SET_ARG_COUNT L"%ls: The number of variable indexes does not match the number of values\n"
/**
Test if the specified variable should be subject to path validation
*/
static int is_path_variable( const wchar_t *env )
{
return contains_str( env,
@ -82,13 +96,14 @@ static int my_env_set( const wchar_t *key, array_list_t *val, int scope )
L"set",
dir,
key );
colon = wcschr( dir, L':' );
if( colon && *(colon+1) )
{
show_hint = 1;
}
}
if( show_perror )
@ -184,7 +199,7 @@ static int parse_index( array_list_t *indexes,
sb_printf( sb_err, _(BUILTIN_SET_ARG_COUNT), L"set" );
return 0;
}
len = src-src_orig;
if( (wcsncmp( src_orig, name, len )!=0) || (wcslen(name) != (len)) )
@ -233,7 +248,8 @@ static int parse_index( array_list_t *indexes,
indexes. The previous entries at the specidied position will be
free'd.
\return The number of elements in the list after the modifications have been made
\return The number of elements in the list after the modifications
have been made
*/
static int update_values( array_list_t *list,
array_list_t *indexes,
@ -266,7 +282,7 @@ static int al_contains_int( array_list_t *list,
for (i = 0; i < al_get_count(list); i++)
{
int *current = (int *) al_get(list, i);
if (current != 0 && *current == val)
if( current != 0 && *current == val )
{
return 1;
}
@ -304,27 +320,6 @@ static void erase_values(array_list_t *list, array_list_t *indexes)
}
/**
Fill a string buffer with values from a list, using ARRAY_SEP_STR to separate them
*/
static int fill_buffer_from_list(string_buffer_t *sb, array_list_t *list)
{
int i;
for (i = 0; i < al_get_count(list); i++)
{
wchar_t *v = (wchar_t *) al_get(list, i);
if (v != 0)
{
sb_append(sb, v);
}
if (i < al_get_count(list) - 1)
sb_append(sb, ARRAY_SEP_STR);
}
return al_get_count(list);
}
/**
Print the names of all environment variables in the scope, with or without values,
with or without escaping
@ -364,9 +359,9 @@ static void print_variables(int include_values, int esc, int scope)
/**
The set builtin. Creates, updates and erases environment variables and environemnt variable arrays.
The set builtin. Creates, updates and erases environment variables
and environemnt variable arrays.
*/
int builtin_set( wchar_t **argv )
{