pgsql: Standardize treatment of strcmp() return value

Standardize treatment of strcmp() return value

Always compare the return value to 0, don't use cute tricks like
if (!strcmp(...)).

Branch
------
master

Details
-------
http://git.postgresql.org/pg/commitdiff/037a82704ce644e2b1c3946345b54444caddb1a5

Modified Files
--------------
contrib/fuzzystrmatch/dmetaphone.c | 2 +-
contrib/isn/isn.c | 24 ++++++++++++------------
contrib/pgbench/pgbench.c | 2 +-
contrib/pgcrypto/crypt-md5.c | 2 +-
contrib/pgcrypto/internal.c | 2 +-
contrib/pgcrypto/openssl.c | 2 +-
contrib/pgcrypto/px-crypt.c | 2 +-
contrib/pgcrypto/px.c | 6 +++---
src/backend/libpq/auth.c | 2 +-
src/backend/utils/adt/formatting.c | 4 ++--
src/bin/initdb/initdb.c | 24 ++++++++++++------------
src/bin/pg_basebackup/pg_receivexlog.c | 2 +-
src/bin/pg_ctl/pg_ctl.c | 27 +++++++++++++--------------
src/bin/pg_dump/pg_dump.c | 6 +++---
src/bin/psql/tab-complete.c | 2 +-
src/interfaces/ecpg/ecpglib/data.c | 6 +++---
src/interfaces/ecpg/ecpglib/descriptor.c | 2 +-
src/interfaces/ecpg/ecpglib/execute.c | 6 +++---
src/interfaces/ecpg/ecpglib/prepare.c | 2 +-
src/interfaces/ecpg/preproc/descriptor.c | 8 ++++----
src/interfaces/ecpg/preproc/ecpg.addons | 2 +-
src/interfaces/ecpg/preproc/ecpg.header | 4 ++--
src/interfaces/ecpg/preproc/output.c | 2 +-
src/interfaces/ecpg/preproc/pgc.l | 4 ++--
src/interfaces/ecpg/preproc/type.c | 4 ++--
src/interfaces/ecpg/preproc/variable.c | 2 +-
src/interfaces/libpq/fe-lobj.c | 20 ++++++++++----------
27 files changed, 85 insertions(+), 86 deletions(-)