Mercurial > hg > octave-nkf > gnulib-hg
changeset 1590:713508d75bc7
(strncasecmp): Move to a separate file.
Add curly braces around some one-stmt-but-multiline blocks.
author | Jim Meyering <jim@meyering.net> |
---|---|
date | Thu, 31 Dec 1998 18:07:23 +0000 |
parents | 67dd7adf10f6 |
children | fccafdb9ccd1 |
files | lib/argmatch.c |
diffstat | 1 files changed, 30 insertions(+), 53 deletions(-) [+] |
line wrap: on
line diff
--- a/lib/argmatch.c +++ b/lib/argmatch.c @@ -49,40 +49,12 @@ /* When reporting a failing argument, make sure to show invisible characters hidden using the quoting style - ARGMATCH_QUOTING_STYLE. literal_quoting_style is not good.*/ + ARGMATCH_QUOTING_STYLE. literal_quoting_style is not good. */ #ifndef ARGMATCH_QUOTING_STYLE # define ARGMATCH_QUOTING_STYLE c_quoting_style #endif -#if !HAVE_STRNCASECMP -# include <ctype.h> -/* Compare no more than N characters of S1 and S2, - ignoring case, returning less than, equal to or - greater than zero if S1 is lexicographically less - than, equal to or greater than S2. */ -int -strncasecmp (const char *s1, const char *s2, size_t n) -{ - register const unsigned char *p1 = (const unsigned char *) s1; - register const unsigned char *p2 = (const unsigned char *) s2; - unsigned char c1, c2; - - if (p1 == p2 || n == 0) - return 0; - - do - { - c1 = tolower (*p1++); - c2 = tolower (*p2++); - if (c1 == '\0' || c1 != c2) - return c1 - c2; - } while (--n > 0); - - return c1 - c2; -} -#endif - extern char *program_name; /* If ARG is an unambiguous match for an element of the @@ -100,7 +72,7 @@ static int __argmatch_internal (const char *arg, const char *const *arglist, const char *vallist, size_t valsize, - int sensitive) + int case_sensitive) { int i; /* Temporary index in ARGLIST. */ size_t arglen; /* Length of ARG. */ @@ -112,8 +84,9 @@ /* Test all elements for either exact match or abbreviated matches. */ for (i = 0; arglist[i]; i++) { - if (sensitive ? !strncmp (arglist[i], arg, arglen) - : !strncasecmp (arglist[i], arg, arglen)) + if (case_sensitive + ? !strncmp (arglist[i], arg, arglen) + : !strncasecmp (arglist[i], arg, arglen)) { if (strlen (arglist[i]) == arglen) /* Exact match found. */ @@ -122,13 +95,17 @@ /* First nonexact match found. */ matchind = i; else - /* Second nonexact match found. */ - if (vallist == NULL - || memcmp (vallist + valsize * matchind, - vallist + valsize * i, valsize)) - /* There is a real ambiguity, or we could not - desambiguise. */ - ambiguous = 1; + { + /* Second nonexact match found. */ + if (vallist == NULL + || memcmp (vallist + valsize * matchind, + vallist + valsize * i, valsize)) + { + /* There is a real ambiguity, or we could not + disambiguate. */ + ambiguous = 1; + } + } } } if (ambiguous) @@ -171,7 +148,7 @@ /* There is an error */ fprintf (stderr, "%s: ", program_name); if (problem == -1) - fprintf (stderr, _("invalid argument %s for `%s'"), + fprintf (stderr, _("invalid argument %s for `%s'"), quotearg (value), kind); else /* Assume -2. */ fprintf (stderr, _("ambiguous argument %s for `%s'"), @@ -190,12 +167,12 @@ const char *vallist, size_t valsize) { int i; - const char * last_val = NULL; + const char *last_val = NULL; /* We try to put synonyms on the same line. The assumption is that synonyms follow each other */ fprintf (stderr, _("Valid arguments are:")); - for (i = 0 ; arglist[i] ; i++) + for (i = 0; arglist[i]; i++) if ((i == 0) || memcmp (last_val, vallist + valsize * i, valsize)) { @@ -220,11 +197,11 @@ __xargmatch_internal (const char *kind, const char *arg, const char *const *arglist, const char *vallist, size_t valsize, - int sensitive) + int case_sensitive) { int i; - i = __argmatch_internal (arg, arglist, vallist, valsize, sensitive); + i = __argmatch_internal (arg, arglist, vallist, valsize, case_sensitive); if (i >= 0) { /* Success */ @@ -243,15 +220,15 @@ /* Look for VALUE in VALLIST, an array of objects of size VALSIZE and return the first corresponding argument in ARGLIST */ const char * -argmatch_to_argument (char * value, +argmatch_to_argument (char *value, const char *const *arglist, const char *vallist, size_t valsize) { int i; - for (i = 0 ; arglist [i] ; i++) + for (i = 0; arglist[i]; i++) if (!memcmp (value, vallist + valsize * i, valsize)) - return arglist [i]; + return arglist[i]; return NULL; } @@ -259,8 +236,8 @@ /* * Based on "getversion.c" by David MacKenzie <djm@gnu.ai.mit.edu> */ -char * program_name; -extern const char * getenv (); +char *rogram_name; +extern const char *getenv (); /* When to make backup files. */ enum backup_type @@ -299,12 +276,12 @@ }; int -main (int argc, const char *const * argv) +main (int argc, const char *const *argv) { - const char * cp; + const char *cp; enum backup_type backup_type = none; - program_name = (char *) argv [0]; + program_name = (char *) argv[0]; if (argc > 2) { @@ -317,7 +294,7 @@ backup_args, backup_vals); if (argc == 2) - backup_type = XARGCASEMATCH (program_name, argv [1], + backup_type = XARGCASEMATCH (program_name, argv[1], backup_args, backup_vals); printf ("The version control is `%s'\n",