[PATCH] libosmocore[master]: comment: describe indent_cmp()

[Neels Hofmeyr]

Review at  https://gerrit.osmocom.org/3993

comment: describe indent_cmp()

Change-Id: Ia58c16d995f6751bdd69defe8a46665aee163f3d
---
M src/vty/command.c
1 file changed, 4 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/libosmocore refs/changes/93/3993/1

diff --git a/src/vty/command.c b/src/vty/command.c
index e804959..8f11a2c 100644
--- a/src/vty/command.c
+++ b/src/vty/command.c
@@ -2331,6 +2331,10 @@
 	return str? strlen(str) : 0;
 }
 
+/*! Make sure the common length of strings a and b is identical, then compare their lengths. I.e., if a
+ * is longer than b, a must start with exactly b, and vice versa.
+ * \returns EINVAL on mismatch, -1 for a < b, 0 for a == b, 1 for a > b.
+ */
 static int indent_cmp(const char *a, const char *b)
 {
 	size_t al, bl;

-- 
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Gerrit-MessageType: newchange
Gerrit-Change-Id: Ia58c16d995f6751bdd69defe8a46665aee163f3d
Gerrit-PatchSet: 1
Gerrit-Project: libosmocore
Gerrit-Branch: master
Gerrit-Owner: Neels Hofmeyr <nhofmeyr at sysmocom.de>