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authorMax Kellermann <max@duempel.org>2009-01-21 08:46:59 +0100
committerMax Kellermann <max@duempel.org>2009-01-21 08:46:59 +0100
commitf11eb14c8a7d0134ff5399e1c38777ad7938459a (patch)
tree86e0f1ceda0b378f4b7894fca958eb278b8256d3 /src/conf.c
parent17222e95615eab116893d29a7fc78ea63b18f968 (diff)
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conf: added config_get_positive()
This convenience function parses a configuration value into a positive integer. It aborts if parsing fails.
Diffstat (limited to '')
-rw-r--r--src/conf.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/conf.c b/src/conf.c
index e017f1209..74e1f5337 100644
--- a/src/conf.c
+++ b/src/conf.c
@@ -407,6 +407,26 @@ config_get_path(const char *name)
return param->value = path;
}
+unsigned
+config_get_positive(const char *name, unsigned default_value)
+{
+ struct config_param *param = config_get_param(name);
+ long value;
+ char *endptr;
+
+ if (param == NULL)
+ return default_value;
+
+ value = strtol(param->value, &endptr, 0);
+ if (*endptr != 0)
+ g_error("Not a valid number in line %i", param->line);
+
+ if (value <= 0)
+ g_error("Not a positive number in line %i", param->line);
+
+ return (unsigned)value;
+}
+
struct block_param *
getBlockParam(struct config_param * param, const char *name)
{