[pacman-dev] PATCH 8/8] Replace hardcoded option numbers with enumeration

Laszlo Papp djszapi at archlinux.us
Wed Sep 30 22:49:13 EDT 2009


Pacman's long option parsing used hardcoded numbers to identify them.
This is not good practice, so replace them with enumeration constants.

Signed-off-by: Laszlo Papp <djszapi at archlinux.us>
---
 src/pacman/conf.h   |   18 ++++++++++++++++
 src/pacman/pacman.c |   56 +++++++++++++++++++++++++-----
--------------------
 2 files changed, 46 insertions(+), 28 deletions(-)

diff --git a/src/pacman/conf.h b/src/pacman/conf.h
index 3c588a7..c854df4 100644
--- a/src/pacman/conf.h
+++ b/src/pacman/conf.h
@@ -88,6 +88,24 @@ enum {
       PM_OP_DEPTEST
 };

+/* Long Operations */
+enum {
+       PM_LONG_OP_NOCONFIRM = 1000,
+       PM_LONG_OP_CONFIG,
+       PM_LONG_OP_IGNORE,
+       PM_LONG_OP_DEBUG,
+       PM_LONG_OP_NOPROGRESSBAR,
+       PM_LONG_OP_NOSCRIPTLET,
+       PM_LONG_OP_ASK,
+       PM_LONG_OP_CACHEDIR,
+       PM_LONG_OP_ASDEPS,
+       PM_LONG_OP_LOGFILE,
+       PM_LONG_OP_IGNOREGROUP,
+       PM_LONG_OP_NEEDED,
+       PM_LONG_OP_ASEXPLICIT,
+       PM_LONG_OP_ARCH
+};
+
 /* clean method */
 enum {
       PM_CLEAN_KEEPINST = 0, /* default */
diff --git a/src/pacman/pacman.c b/src/pacman/pacman.c
index ac51502..30b39b5 100644
--- a/src/pacman/pacman.c
+++ b/src/pacman/pacman.c
@@ -378,20 +378,20 @@ static int parseargs(int argc, char *argv[])
               {"verbose",    no_argument,       0, 'v'},
               {"downloadonly", no_argument,     0, 'w'},
               {"refresh",    no_argument,       0, 'y'},
-               {"noconfirm",  no_argument,       0, 1000},
-               {"config",     required_argument, 0, 1001},
-               {"ignore",     required_argument, 0, 1002},
-               {"debug",      optional_argument, 0, 1003},
-               {"noprogressbar", no_argument,    0, 1004},
-               {"noscriptlet", no_argument,      0, 1005},
-               {"ask",        required_argument, 0, 1006},
-               {"cachedir",   required_argument, 0, 1007},
-               {"asdeps",     no_argument,       0, 1008},
-               {"logfile",    required_argument, 0, 1009},
-               {"ignoregroup", required_argument, 0, 1010},
-               {"needed",     no_argument,       0, 1011},
-               {"asexplicit",     no_argument,   0, 1012},
-               {"arch",       required_argument, 0, 1013},
+               {"noconfirm",  no_argument,       0, PM_LONG_OP_NOCONFIRM},
+               {"config",     required_argument, 0, PM_LONG_OP_CONFIG},
+               {"ignore",     required_argument, 0, PM_LONG_OP_IGNORE},
+               {"debug",      optional_argument, 0, PM_LONG_OP_DEBUG},
+               {"noprogressbar", no_argument,    0,
PM_LONG_OP_NOPROGRESSBAR},
+               {"noscriptlet", no_argument,      0,
PM_LONG_OP_NOSCRIPTLET},
+               {"ask",        required_argument, 0, PM_LONG_OP_ASK},
+               {"cachedir",   required_argument, 0, PM_LONG_OP_CACHEDIR},
+               {"asdeps",     no_argument,       0, PM_LONG_OP_ASDEPS},
+               {"logfile",    required_argument, 0, PM_LONG_OP_LOGFILE},
+               {"ignoregroup", required_argument, 0,
PM_LONG_OP_IGNOREGROUP},
+               {"needed",     no_argument,       0, PM_LONG_OP_NEEDED},
+               {"asexplicit",     no_argument,   0, PM_LONG_OP_ASEXPLICIT},
+               {"arch",       required_argument, 0, PM_LONG_OP_ARCH},
               {0, 0, 0, 0}
       };

@@ -403,21 +403,21 @@ static int parseargs(int argc, char *argv[])
               }
               switch(opt) {
                       case 0: break;
-                       case 1000: config->noconfirm = 1; break;
-                       case 1001:
+                       case PM_LONG_OP_NOCONFIRM: config->noconfirm = 1;
break;
+                       case PM_LONG_OP_CONFIG:
                               if(config->configfile) {
                                       free(config->configfile);
                               }
                               config->configfile = strndup(optarg,
PATH_MAX);
                               break;
-                       case 1002:
+                       case PM_LONG_OP_IGNORE:
                               list = strsplit(optarg, ',');
                               for(item = list; item; item =
alpm_list_next(item)) {
                                       alpm_option_add_ignorepkg((char
*)alpm_list_getdata(item));
                               }
                               FREELIST(list);
                               break;
-                       case 1003:
+                       case PM_LONG_OP_DEBUG:
                               /* debug levels are made more 'human
readable' than using a raw logmask
                                * here, error and warning are set in
config_new, though perhaps a
                                * --quiet option will remove these later */
@@ -440,34 +440,34 @@ static int parseargs(int argc, char *argv[])
                               /* progress bars get wonky with debug on,
shut them off */
                               config->noprogressbar = 1;
                               break;
-                       case 1004: config->noprogressbar = 1; break;
-                       case 1005: config->flags |=
PM_TRANS_FLAG_NOSCRIPTLET; break;
-                       case 1006: config->noask = 1; config->ask =
atoi(optarg); break;
-                       case 1007:
+                       case PM_LONG_OP_NOPROGRESSBAR: config->noprogressbar
= 1; break;
+                       case PM_LONG_OP_NOSCRIPTLET: config->flags |=
PM_TRANS_FLAG_NOSCRIPTLET; break;
+                       case PM_LONG_OP_ASK: config->noask = 1; config->ask
= atoi(optarg); break;
+                       case PM_LONG_OP_CACHEDIR:
                               if(alpm_option_add_cachedir(optarg) != 0) {
                                       pm_printf(PM_LOG_ERROR, _("problem
adding cachedir '%s' (%s)\n"),
                                                       optarg,
alpm_strerrorlast());
                                       return(1);
                               }
                               break;
-                       case 1008:
+                       case PM_LONG_OP_ASDEPS:
                               config->flags |= PM_TRANS_FLAG_ALLDEPS;
                               break;
-                       case 1009:
+                       case PM_LONG_OP_LOGFILE:
                               config->logfile = strndup(optarg, PATH_MAX);
                               break;
-                       case 1010:
+                       case PM_LONG_OP_IGNOREGROUP:
                               list = strsplit(optarg, ',');
                               for(item = list; item; item =
alpm_list_next(item)) {
                                       alpm_option_add_ignoregrp((char
*)alpm_list_getdata(item));
                               }
                               FREELIST(list);
                               break;
-                       case 1011: config->flags |= PM_TRANS_FLAG_NEEDED;
break;
-                       case 1012:
+                       case PM_LONG_OP_NEEDED: config->flags |=
PM_TRANS_FLAG_NEEDED; break;
+                       case PM_LONG_OP_ASEXPLICIT:
                               config->flags |= PM_TRANS_FLAG_ALLEXPLICIT;
                               break;
-                       case 1013:
+                       case PM_LONG_OP_ARCH:
                               setarch(optarg);
                               break;
                       case 'Q': config->op = (config->op != PM_OP_MAIN ? 0
: PM_OP_QUERY); break;
--
1.6.4.4


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