diff options
Diffstat (limited to 'contrib/texinfo/info/info-utils.c')
| -rw-r--r-- | contrib/texinfo/info/info-utils.c | 197 |
1 files changed, 95 insertions, 102 deletions
diff --git a/contrib/texinfo/info/info-utils.c b/contrib/texinfo/info/info-utils.c index 6af3dd0..d9ab9a0 100644 --- a/contrib/texinfo/info/info-utils.c +++ b/contrib/texinfo/info/info-utils.c @@ -21,15 +21,8 @@ Written by Brian Fox (bfox@ai.mit.edu). */ -#include <stdio.h> /* For "NULL". Yechhh! */ -#include <ctype.h> -#include <sys/types.h> -#include <sys/stat.h> -#if defined (HAVE_STRING_H) -# include <string.h> -#endif /* HAVE_STRING_H */ +#include "info.h" #include "info-utils.h" - #if defined (HANDLE_MAN_PAGES) # include "man.h" #endif /* HANDLE_MAN_PAGES */ @@ -84,7 +77,7 @@ info_parse_node (string, newlines_okay) /* Find the closing paren. */ while (string[i] && string[i] != ')') - i++; + i++; /* Remember parsed filename. */ saven_filename (string, i); @@ -93,7 +86,7 @@ info_parse_node (string, newlines_okay) string += i; if (*string) - string++; + string++; } /* Parse out nodename. */ @@ -136,9 +129,9 @@ info_parse_label (label, node) } /* **************************************************************** */ -/* */ -/* Finding and Building Menus */ -/* */ +/* */ +/* Finding and Building Menus */ +/* */ /* **************************************************************** */ /* Return a NULL terminated array of REFERENCE * which represents the menu @@ -246,23 +239,23 @@ info_references_internal (label, binding) offset = string_in_line (":", refdef); /* When searching for menu items, if no colon, there is no - menu item on this line. */ + menu item on this line. */ if (offset == -1) - { - if (searching_for_menu_items) - continue; - else - { - int temp; - - temp = skip_line (refdef); - offset = string_in_line (":", refdef + temp); - if (offset == -1) - continue; /* Give up? */ - else - offset += temp; - } - } + { + if (searching_for_menu_items) + continue; + else + { + int temp; + + temp = skip_line (refdef); + offset = string_in_line (":", refdef + temp); + if (offset == -1) + continue; /* Give up? */ + else + offset += temp; + } + } entry = (REFERENCE *)xmalloc (sizeof (REFERENCE)); entry->filename = (char *)NULL; @@ -277,32 +270,32 @@ info_references_internal (label, binding) entry->end = refdef - binding->buffer; /* If this reference entry continues with another ':' then the - nodename is the same as the label. */ + nodename is the same as the label. */ if (*refdef == ':') - { - entry->nodename = strdup (entry->label); - } + { + entry->nodename = xstrdup (entry->label); + } else - { - /* This entry continues with a specific nodename. Parse the - nodename from the specification. */ + { + /* This entry continues with a specific nodename. Parse the + nodename from the specification. */ - refdef += skip_whitespace_and_newlines (refdef); + refdef += skip_whitespace_and_newlines (refdef); - if (searching_for_menu_items) - info_parse_node (refdef, DONT_SKIP_NEWLINES); - else - info_parse_node (refdef, SKIP_NEWLINES); + if (searching_for_menu_items) + info_parse_node (refdef, DONT_SKIP_NEWLINES); + else + info_parse_node (refdef, SKIP_NEWLINES); - if (info_parsed_filename) - entry->filename = strdup (info_parsed_filename); + if (info_parsed_filename) + entry->filename = xstrdup (info_parsed_filename); - if (info_parsed_nodename) - entry->nodename = strdup (info_parsed_nodename); - } + if (info_parsed_nodename) + entry->nodename = xstrdup (info_parsed_nodename); + } add_pointer_to_array - (entry, refs_index, refs, refs_slots, 50, REFERENCE *); + (entry, refs_index, refs, refs_slots, 50, REFERENCE *); } return (refs); } @@ -320,7 +313,7 @@ info_get_labeled_reference (label, references) for (i = 0; references && (entry = references[i]); i++) { if (strcmp (label, entry->label) == 0) - return (entry); + return (entry); } return ((REFERENCE *)NULL); } @@ -375,13 +368,13 @@ info_free_references (references) if (references) { for (i = 0; references && (entry = references[i]); i++) - { - maybe_free (entry->label); - maybe_free (entry->filename); - maybe_free (entry->nodename); + { + maybe_free (entry->label); + maybe_free (entry->filename); + maybe_free (entry->nodename); - free (entry); - } + free (entry); + } free (references); } @@ -411,24 +404,24 @@ canonicalize_whitespace (string) for (i = 0, j = 0; string[i]; i++) { if (whitespace_or_newline (string[i])) - { - whitespace_found++; - whitespace_loc = i; - continue; - } + { + whitespace_found++; + whitespace_loc = i; + continue; + } else - { - if (whitespace_found && whitespace_loc) - { - whitespace_found = 0; - - /* Suppress whitespace at start of string. */ - if (j) - temp[j++] = ' '; - } - - temp[j++] = string[i]; - } + { + if (whitespace_found && whitespace_loc) + { + whitespace_found = 0; + + /* Suppress whitespace at start of string. */ + if (j) + temp[j++] = ' '; + } + + temp[j++] = string[i]; + } } /* Kill trailing whitespace. */ @@ -466,26 +459,26 @@ printed_representation (character, hpos) else if (iscntrl (character)) { switch (character) - { - case '\r': - case '\n': - the_rep[i++] = character; - break; - - case '\t': - { - int tw; - - tw = ((hpos + 8) & 0xf8) - hpos; - while (i < tw) - the_rep[i++] = ' '; - } - break; - - default: - the_rep[i++] = '^'; - the_rep[i++] = (character | 0x40); - } + { + case '\r': + case '\n': + the_rep[i++] = character; + break; + + case '\t': + { + int tw; + + tw = ((hpos + 8) & 0xf8) - hpos; + while (i < tw) + the_rep[i++] = ' '; + } + break; + + default: + the_rep[i++] = '^'; + the_rep[i++] = (character | 0x40); + } } else if (character > printable_limit) { @@ -502,9 +495,9 @@ printed_representation (character, hpos) /* **************************************************************** */ -/* */ -/* Functions Static To This File */ -/* */ +/* */ +/* Functions Static To This File */ +/* */ /* **************************************************************** */ /* Amount of space allocated to INFO_PARSED_FILENAME via xmalloc (). */ @@ -531,7 +524,7 @@ saven_filename (filename, len) int len; { saven_string (filename, len, - &info_parsed_filename, &parsed_filename_size); + &info_parsed_filename, &parsed_filename_size); } /* Remember NODENAME in PARSED_NODENAME. An empty NODENAME is translated @@ -550,7 +543,7 @@ saven_nodename (nodename, len) int len; { saven_string (nodename, len, - &info_parsed_nodename, &parsed_nodename_size); + &info_parsed_nodename, &parsed_nodename_size); } /* Remember STRING in STRING_P. STRING_P should currently have STRING_SIZE_P @@ -565,7 +558,7 @@ save_string (string, string_p, string_size_p) if (!string || !*string) { if (*string_p) - free (*string_p); + free (*string_p); *string_p = (char *)NULL; *string_size_p = 0; @@ -573,8 +566,8 @@ save_string (string, string_p, string_size_p) else { if (strlen (string) >= *string_size_p) - *string_p = (char *)xrealloc - (*string_p, (*string_size_p = 1 + strlen (string))); + *string_p = (char *)xrealloc + (*string_p, (*string_size_p = 1 + strlen (string))); strcpy (*string_p, string); } @@ -591,7 +584,7 @@ saven_string (string, len, string_p, string_size_p) if (!string) { if (*string_p) - free (*string_p); + free (*string_p); *string_p = (char *)NULL; *string_size_p = 0; @@ -599,7 +592,7 @@ saven_string (string, len, string_p, string_size_p) else { if (len >= *string_size_p) - *string_p = (char *)xrealloc (*string_p, (*string_size_p = 1 + len)); + *string_p = (char *)xrealloc (*string_p, (*string_size_p = 1 + len)); strncpy (*string_p, string, len); (*string_p)[len] = '\0'; @@ -665,7 +658,7 @@ get_internal_info_window (name) for (win = windows; win; win = win->next) if (internal_info_node_p (win->node) && - (strcmp (win->node->nodename, name) == 0)) + (strcmp (win->node->nodename, name) == 0)) break; return (win); |
