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authorVitaliy Batichko <vbatichko@gmail.com>2010-11-23 17:08:01 +0200
committerVitaliy Batichko <vbatichko@gmail.com>2010-12-08 20:15:50 +0200
commitad5b84bd154e27d9e4db3af12b8b4326c564b2bf (patch)
treec71a2607537d15259ec4cb2fd8224bd02af34c71 /lib/erl_interface
parent1d82ce2e4466980e5c360b54722952a30bc3ae50 (diff)
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Add char (~c) type parameters to ei_format
Diffstat (limited to 'lib/erl_interface')
-rw-r--r--lib/erl_interface/doc/src/ei.xml1
-rw-r--r--lib/erl_interface/src/misc/ei_format.c9
-rw-r--r--lib/erl_interface/test/ei_format_SUITE.erl2
-rw-r--r--lib/erl_interface/test/ei_format_SUITE_data/ei_format_test.c2
4 files changed, 12 insertions, 2 deletions
diff --git a/lib/erl_interface/doc/src/ei.xml b/lib/erl_interface/doc/src/ei.xml
index d7af7a1b67..be5d7ebef8 100644
--- a/lib/erl_interface/doc/src/ei.xml
+++ b/lib/erl_interface/doc/src/ei.xml
@@ -641,6 +641,7 @@ ei_x_encode_empty_list(&amp;x);
<p></p>
<pre>
~a - an atom, char*
+~c - a character, char
~s - a string, char*
~i - an integer, int
~l - a long integer, long int
diff --git a/lib/erl_interface/src/misc/ei_format.c b/lib/erl_interface/src/misc/ei_format.c
index b35421d4b2..96203a0d15 100644
--- a/lib/erl_interface/src/misc/ei_format.c
+++ b/lib/erl_interface/src/misc/ei_format.c
@@ -47,6 +47,7 @@
* array of unions.
*/
union arg {
+ char c;
char* s;
long l;
unsigned long u;
@@ -224,6 +225,7 @@ static int pquotedatom(const char** fmt, ei_x_buff* x)
/*
* The format letters are:
* a - An atom
+ * c - A character
* s - A string
* i - An integer
* l - A long integer
@@ -240,6 +242,10 @@ static int pformat(const char** fmt, union arg** args, ei_x_buff* x)
res = ei_x_encode_atom(x, (*args)->s);
(*args)++;
break;
+ case 'c':
+ res = ei_x_encode_char(x, (*args)->c);
+ (*args)++;
+ break;
case 's':
res = ei_x_encode_string(x, (*args)->s);
(*args)++;
@@ -396,6 +402,9 @@ static int read_args(const char* fmt, va_list ap, union arg **argp)
return -1; /* Error, string not complete */
}
switch (*p++) {
+ case 'c':
+ args[i++].c = (char) va_arg(ap, int);
+ break;
case 'a':
case 's':
args[i++].s = va_arg(ap, char*);
diff --git a/lib/erl_interface/test/ei_format_SUITE.erl b/lib/erl_interface/test/ei_format_SUITE.erl
index cbe9fa52d7..6d44e0adf3 100644
--- a/lib/erl_interface/test/ei_format_SUITE.erl
+++ b/lib/erl_interface/test/ei_format_SUITE.erl
@@ -155,7 +155,7 @@ format_wo_ver(suite) -> [];
format_wo_ver(Config) when is_list(Config) ->
?line P = runner:start(?format_wo_ver),
- ?line {term, [-1, 2, {a, "b"}, {c, 10}]} = get_term(P),
+ ?line {term, [-1, 2, $c, {a, "b"}, {c, 10}]} = get_term(P),
?line runner:recv_eot(P),
ok.
diff --git a/lib/erl_interface/test/ei_format_SUITE_data/ei_format_test.c b/lib/erl_interface/test/ei_format_SUITE_data/ei_format_test.c
index ecdce402f5..a6eeb25abc 100644
--- a/lib/erl_interface/test/ei_format_SUITE_data/ei_format_test.c
+++ b/lib/erl_interface/test/ei_format_SUITE_data/ei_format_test.c
@@ -176,7 +176,7 @@ TESTCASE(format_wo_ver) {
ei_x_buff x;
ei_x_new (&x);
- ei_x_format(&x, "[-1, +2, {~a,~s},{~a,~i}]", "a", "b", "c", 10);
+ ei_x_format(&x, "[-1, +2, ~c, {~a,~s},{~a,~i}]", 'c', "a", "b", "c", 10);
send_bin_term(&x);
free(x.buff);