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| author | midipix <writeonce@midipix.org> | 2016-01-06 13:00:09 -0500 |
|---|---|---|
| committer | midipix <writeonce@midipix.org> | 2016-11-10 23:35:35 -0500 |
| commit | 92345cf034853e07a56c356484adbdf10503c27d (patch) | |
| tree | f174d0f3261d02afefb35932de808e6ea6c0e6da /src/internal/argv/argv.h | |
| parent | e2e2c26d7388feef5729717d1aa871698718fc67 (diff) | |
| download | perk-92345cf034853e07a56c356484adbdf10503c27d.tar.bz2 perk-92345cf034853e07a56c356484adbdf10503c27d.tar.xz | |
argv.h: hybrid option switches: support comma-based value assignment.
Diffstat (limited to 'src/internal/argv/argv.h')
| -rw-r--r-- | src/internal/argv/argv.h | 36 |
1 files changed, 26 insertions, 10 deletions
diff --git a/src/internal/argv/argv.h b/src/internal/argv/argv.h index 6f26d56..507db54 100644 --- a/src/internal/argv/argv.h +++ b/src/internal/argv/argv.h @@ -45,6 +45,7 @@ /* */ /* SPACE: -hybrid VALUE (i.e. -MF file) */ /* EQUAL: -hybrid=VALUE (i.e. -std=c99) */ +/* COMMA: -hybrid,VALUE (i.e. -Wl,<arg>) */ /* ONLY: -opt accepted, --opt rejected */ /* */ /*******************************************/ @@ -54,8 +55,12 @@ #define ARGV_OPTION_HYBRID_ONLY 0x01 #define ARGV_OPTION_HYBRID_SPACE 0x02 #define ARGV_OPTION_HYBRID_EQUAL 0x04 -#define ARGV_OPTION_HYBRID_SWITCH (ARGV_OPTION_HYBRID_SPACE \ +#define ARGV_OPTION_HYBRID_COMMA 0x08 +#define ARGV_OPTION_HYBRID_DUAL (ARGV_OPTION_HYBRID_SPACE \ | ARGV_OPTION_HYBRID_EQUAL) +#define ARGV_OPTION_HYBRID_SWITCH (ARGV_OPTION_HYBRID_SPACE \ + | ARGV_OPTION_HYBRID_EQUAL \ + | ARGV_OPTION_HYBRID_COMMA) enum argv_optarg { ARGV_OPTARG_NONE, @@ -80,6 +85,7 @@ enum argv_error { ARGV_ERROR_HYBRID_ONLY, ARGV_ERROR_HYBRID_SPACE, ARGV_ERROR_HYBRID_EQUAL, + ARGV_ERROR_HYBRID_COMMA, }; struct argv_option { @@ -184,6 +190,11 @@ static const struct argv_option * argv_long_option( entry->tag = option->tag; entry->fopt = true; return option; + } else if ((option->flags & ARGV_OPTION_HYBRID_COMMA) + && (*arg == ',')) { + entry->tag = option->tag; + entry->fopt = true; + return option; } } } @@ -353,7 +364,7 @@ static void argv_scan( if ((option = argv_long_option(ch,options,&entry))) { val = ch + strlen(option->long_name); - /* val[0] is either '=' or '\0' */ + /* val[0] is either '=' (or ',') or '\0' */ if (!val[0]) { parg++; ch = *parg; @@ -371,8 +382,12 @@ static void argv_scan( ferror = ARGV_ERROR_HYBRID_ONLY; else if (fhybrid && !val[0] && !(option->flags & ARGV_OPTION_HYBRID_SPACE)) ferror = ARGV_ERROR_HYBRID_SPACE; - else if (fhybrid && val[0] && !(option->flags & ARGV_OPTION_HYBRID_EQUAL)) + else if (fhybrid && (val[0]=='=') && !(option->flags & ARGV_OPTION_HYBRID_EQUAL)) ferror = ARGV_ERROR_HYBRID_EQUAL; + else if (fhybrid && (val[0]==',') && !(option->flags & ARGV_OPTION_HYBRID_COMMA)) + ferror = ARGV_ERROR_HYBRID_COMMA; + else if (!fhybrid && (val[0]==',')) + ferror = ARGV_ERROR_HYBRID_COMMA; else if (val[0] && !val[1]) ferror = ARGV_ERROR_OPTARG_REQUIRED; else if (val[0] && val[1]) { @@ -524,15 +539,16 @@ static void argv_show_error(struct argv_ctx * ctx) break; case ARGV_ERROR_HYBRID_SPACE: - fprintf(stderr,"-%s: illegal value assignment; valid syntax is -%s=VAL\n", - ctx->erropt->long_name, - ctx->erropt->long_name); - break; - case ARGV_ERROR_HYBRID_EQUAL: - fprintf(stderr,"-%s: illegal value assignment; valid syntax is -%s VAL\n", + case ARGV_ERROR_HYBRID_COMMA: + fprintf(stderr,"-%s: illegal value assignment; valid syntax is " + "-%s%sVAL\n", ctx->erropt->long_name, - ctx->erropt->long_name); + ctx->erropt->long_name, + (ctx->erropt->flags & ARGV_OPTION_HYBRID_SPACE) + ? " " : (ctx->erropt->flags & ARGV_OPTION_HYBRID_EQUAL) + ? "=" : ","); + break; case ARGV_ERROR_INTERNAL: |